Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar:
"Misc fixes"
* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf/x86: Fix offcore_rsp valid mask for SNB/IVB
perf: Treat attr.config as u64 in perf_swevent_init()
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 4609e81..8ccbf27 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -596,9 +596,6 @@
is selected automatically. Check
Documentation/kdump/kdump.txt for further details.
- crashkernel_low=size[KMG]
- [KNL, x86] parts under 4G.
-
crashkernel=range1:size1[,range2:size2,...][@offset]
[KNL] Same as above, but depends on the memory
in the running system. The syntax of range is
@@ -606,6 +603,26 @@
a memory unit (amount[KMG]). See also
Documentation/kdump/kdump.txt for an example.
+ crashkernel=size[KMG],high
+ [KNL, x86_64] range could be above 4G. Allow kernel
+ to allocate physical memory region from top, so could
+ be above 4G if system have more than 4G ram installed.
+ Otherwise memory region will be allocated below 4G, if
+ available.
+ It will be ignored if crashkernel=X is specified.
+ crashkernel=size[KMG],low
+ [KNL, x86_64] range under 4G. When crashkernel=X,high
+ is passed, kernel could allocate physical memory region
+ above 4G, that cause second kernel crash on system
+ that require some amount of low memory, e.g. swiotlb
+ requires at least 64M+32K low memory. Kernel would
+ try to allocate 72M below 4G automatically.
+ This one let user to specify own low range under 4G
+ for second kernel instead.
+ 0: to disable low allocation.
+ It will be ignored when crashkernel=X,high is not used
+ or memory reserved is below 4G.
+
cs89x0_dma= [HW,NET]
Format: <dma>
@@ -788,6 +805,12 @@
edd= [EDD]
Format: {"off" | "on" | "skip[mbr]"}
+ efi_no_storage_paranoia [EFI; X86]
+ Using this parameter you can use more than 50% of
+ your efi variable storage. Use this parameter only if
+ you are really sure that your UEFI does sane gc and
+ fulfills the spec otherwise your board may brick.
+
eisa_irq_edge= [PARISC,HW]
See header of drivers/parisc/eisa.c.
diff --git a/Makefile b/Makefile
index 9cf6783..ac509b2 100644
--- a/Makefile
+++ b/Makefile
@@ -513,7 +513,8 @@
# Carefully list dependencies so we do not try to build scripts twice
# in parallel
PHONY += scripts
-scripts: scripts_basic include/config/auto.conf include/config/tristate.conf
+scripts: scripts_basic include/config/auto.conf include/config/tristate.conf \
+ asm-generic
$(Q)$(MAKE) $(build)=$(@)
# Objects we will link into vmlinux / subdirs we need to visit
diff --git a/arch/arm/include/asm/glue-cache.h b/arch/arm/include/asm/glue-cache.h
index cca9f15..ea289e1 100644
--- a/arch/arm/include/asm/glue-cache.h
+++ b/arch/arm/include/asm/glue-cache.h
@@ -19,14 +19,6 @@
#undef _CACHE
#undef MULTI_CACHE
-#if defined(CONFIG_CPU_CACHE_V3)
-# ifdef _CACHE
-# define MULTI_CACHE 1
-# else
-# define _CACHE v3
-# endif
-#endif
-
#if defined(CONFIG_CPU_CACHE_V4)
# ifdef _CACHE
# define MULTI_CACHE 1
diff --git a/arch/arm/include/asm/hardware/iop3xx.h b/arch/arm/include/asm/hardware/iop3xx.h
index 02fe2fb..ed94b1a 100644
--- a/arch/arm/include/asm/hardware/iop3xx.h
+++ b/arch/arm/include/asm/hardware/iop3xx.h
@@ -37,7 +37,7 @@
* IOP3XX processor registers
*/
#define IOP3XX_PERIPHERAL_PHYS_BASE 0xffffe000
-#define IOP3XX_PERIPHERAL_VIRT_BASE 0xfeffe000
+#define IOP3XX_PERIPHERAL_VIRT_BASE 0xfedfe000
#define IOP3XX_PERIPHERAL_SIZE 0x00002000
#define IOP3XX_PERIPHERAL_UPPER_PA (IOP3XX_PERIPHERAL_PHYS_BASE +\
IOP3XX_PERIPHERAL_SIZE - 1)
diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h
index 6ef8afd..86b8fe3 100644
--- a/arch/arm/include/asm/pgtable-3level.h
+++ b/arch/arm/include/asm/pgtable-3level.h
@@ -111,7 +111,7 @@
#define L_PTE_S2_MT_WRITETHROUGH (_AT(pteval_t, 0xa) << 2) /* MemAttr[3:0] */
#define L_PTE_S2_MT_WRITEBACK (_AT(pteval_t, 0xf) << 2) /* MemAttr[3:0] */
#define L_PTE_S2_RDONLY (_AT(pteval_t, 1) << 6) /* HAP[1] */
-#define L_PTE_S2_RDWR (_AT(pteval_t, 2) << 6) /* HAP[2:1] */
+#define L_PTE_S2_RDWR (_AT(pteval_t, 3) << 6) /* HAP[2:1] */
/*
* Hyp-mode PL2 PTE definitions for LPAE.
diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h
index 9e9c041..ab865e6 100644
--- a/arch/arm/include/asm/tlbflush.h
+++ b/arch/arm/include/asm/tlbflush.h
@@ -14,7 +14,6 @@
#include <asm/glue.h>
-#define TLB_V3_PAGE (1 << 0)
#define TLB_V4_U_PAGE (1 << 1)
#define TLB_V4_D_PAGE (1 << 2)
#define TLB_V4_I_PAGE (1 << 3)
@@ -22,7 +21,6 @@
#define TLB_V6_D_PAGE (1 << 5)
#define TLB_V6_I_PAGE (1 << 6)
-#define TLB_V3_FULL (1 << 8)
#define TLB_V4_U_FULL (1 << 9)
#define TLB_V4_D_FULL (1 << 10)
#define TLB_V4_I_FULL (1 << 11)
@@ -52,7 +50,6 @@
* =============
*
* We have the following to choose from:
- * v3 - ARMv3
* v4 - ARMv4 without write buffer
* v4wb - ARMv4 with write buffer without I TLB flush entry instruction
* v4wbi - ARMv4 with write buffer with I TLB flush entry instruction
@@ -330,7 +327,6 @@
if (tlb_flag(TLB_WB))
dsb();
- tlb_op(TLB_V3_FULL, "c6, c0, 0", zero);
tlb_op(TLB_V4_U_FULL | TLB_V6_U_FULL, "c8, c7, 0", zero);
tlb_op(TLB_V4_D_FULL | TLB_V6_D_FULL, "c8, c6, 0", zero);
tlb_op(TLB_V4_I_FULL | TLB_V6_I_FULL, "c8, c5, 0", zero);
@@ -351,9 +347,8 @@
if (tlb_flag(TLB_WB))
dsb();
- if (possible_tlb_flags & (TLB_V3_FULL|TLB_V4_U_FULL|TLB_V4_D_FULL|TLB_V4_I_FULL)) {
+ if (possible_tlb_flags & (TLB_V4_U_FULL|TLB_V4_D_FULL|TLB_V4_I_FULL)) {
if (cpumask_test_cpu(get_cpu(), mm_cpumask(mm))) {
- tlb_op(TLB_V3_FULL, "c6, c0, 0", zero);
tlb_op(TLB_V4_U_FULL, "c8, c7, 0", zero);
tlb_op(TLB_V4_D_FULL, "c8, c6, 0", zero);
tlb_op(TLB_V4_I_FULL, "c8, c5, 0", zero);
@@ -385,9 +380,8 @@
if (tlb_flag(TLB_WB))
dsb();
- if (possible_tlb_flags & (TLB_V3_PAGE|TLB_V4_U_PAGE|TLB_V4_D_PAGE|TLB_V4_I_PAGE|TLB_V4_I_FULL) &&
+ if (possible_tlb_flags & (TLB_V4_U_PAGE|TLB_V4_D_PAGE|TLB_V4_I_PAGE|TLB_V4_I_FULL) &&
cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) {
- tlb_op(TLB_V3_PAGE, "c6, c0, 0", uaddr);
tlb_op(TLB_V4_U_PAGE, "c8, c7, 1", uaddr);
tlb_op(TLB_V4_D_PAGE, "c8, c6, 1", uaddr);
tlb_op(TLB_V4_I_PAGE, "c8, c5, 1", uaddr);
@@ -418,7 +412,6 @@
if (tlb_flag(TLB_WB))
dsb();
- tlb_op(TLB_V3_PAGE, "c6, c0, 0", kaddr);
tlb_op(TLB_V4_U_PAGE, "c8, c7, 1", kaddr);
tlb_op(TLB_V4_D_PAGE, "c8, c6, 1", kaddr);
tlb_op(TLB_V4_I_PAGE, "c8, c5, 1", kaddr);
diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
index 5dc1aa6..1fd749e 100644
--- a/arch/arm/kernel/hw_breakpoint.c
+++ b/arch/arm/kernel/hw_breakpoint.c
@@ -1043,7 +1043,7 @@
return NOTIFY_OK;
}
-static struct notifier_block __cpuinitdata dbg_cpu_pm_nb = {
+static struct notifier_block dbg_cpu_pm_nb = {
.notifier_call = dbg_cpu_pm_notify,
};
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 146157d..8c3094d 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -253,7 +253,10 @@
struct arm_pmu *armpmu = to_arm_pmu(event->pmu);
struct pmu *leader_pmu = event->group_leader->pmu;
- if (event->pmu != leader_pmu || event->state <= PERF_EVENT_STATE_OFF)
+ if (event->pmu != leader_pmu || event->state < PERF_EVENT_STATE_OFF)
+ return 1;
+
+ if (event->state == PERF_EVENT_STATE_OFF && !event->attr.enable_on_exec)
return 1;
return armpmu->get_event_idx(hw_events, event) >= 0;
diff --git a/arch/arm/kernel/sched_clock.c b/arch/arm/kernel/sched_clock.c
index bd6f56b..59d2adb 100644
--- a/arch/arm/kernel/sched_clock.c
+++ b/arch/arm/kernel/sched_clock.c
@@ -45,12 +45,12 @@
static u32 __read_mostly (*read_sched_clock)(void) = jiffy_sched_clock_read;
-static inline u64 cyc_to_ns(u64 cyc, u32 mult, u32 shift)
+static inline u64 notrace cyc_to_ns(u64 cyc, u32 mult, u32 shift)
{
return (cyc * mult) >> shift;
}
-static unsigned long long cyc_to_sched_clock(u32 cyc, u32 mask)
+static unsigned long long notrace cyc_to_sched_clock(u32 cyc, u32 mask)
{
u64 epoch_ns;
u32 epoch_cyc;
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index d343a6c..234e339 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -56,7 +56,6 @@
#include <asm/virt.h>
#include "atags.h"
-#include "tcm.h"
#if defined(CONFIG_FPE_NWFPE) || defined(CONFIG_FPE_FASTFPE)
@@ -798,8 +797,6 @@
reserve_crashkernel();
- tcm_init();
-
#ifdef CONFIG_MULTI_IRQ_HANDLER
handle_arch_irq = mdesc->handle_irq;
#endif
diff --git a/arch/arm/kernel/tcm.c b/arch/arm/kernel/tcm.c
index 30ae6bb..f50f19e 100644
--- a/arch/arm/kernel/tcm.c
+++ b/arch/arm/kernel/tcm.c
@@ -17,7 +17,6 @@
#include <asm/mach/map.h>
#include <asm/memory.h>
#include <asm/system_info.h>
-#include "tcm.h"
static struct gen_pool *tcm_pool;
static bool dtcm_present;
diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index 5a93698..c1fe498 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -201,6 +201,7 @@
break;
case KVM_CAP_ARM_SET_DEVICE_ADDR:
r = 1;
+ break;
case KVM_CAP_NR_VCPUS:
r = num_online_cpus();
break;
diff --git a/arch/arm/kvm/coproc.c b/arch/arm/kvm/coproc.c
index 4ea9a98..7bed755 100644
--- a/arch/arm/kvm/coproc.c
+++ b/arch/arm/kvm/coproc.c
@@ -79,11 +79,11 @@
u32 val;
int cpu;
- cpu = get_cpu();
-
if (!p->is_write)
return read_from_write_only(vcpu, p);
+ cpu = get_cpu();
+
cpumask_setall(&vcpu->arch.require_dcache_flush);
cpumask_clear_cpu(cpu, &vcpu->arch.require_dcache_flush);
diff --git a/arch/arm/mach-highbank/hotplug.c b/arch/arm/mach-highbank/hotplug.c
index f30c528..890cae2 100644
--- a/arch/arm/mach-highbank/hotplug.c
+++ b/arch/arm/mach-highbank/hotplug.c
@@ -28,13 +28,11 @@
*/
void __ref highbank_cpu_die(unsigned int cpu)
{
- flush_cache_all();
-
highbank_set_cpu_jump(cpu, phys_to_virt(0));
+
+ flush_cache_louis();
highbank_set_core_pwr();
- cpu_do_idle();
-
- /* We should never return from idle */
- panic("highbank: cpu %d unexpectedly exit from shutdown\n", cpu);
+ while (1)
+ cpu_do_idle();
}
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 025d173..4045c49 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -43,7 +43,7 @@
depends on !MMU
select CPU_32v4T
select CPU_ABRT_LV4T
- select CPU_CACHE_V3 # although the core is v4t
+ select CPU_CACHE_V4
select CPU_CP15_MPU
select CPU_PABRT_LEGACY
help
@@ -469,9 +469,6 @@
bool
# The cache model
-config CPU_CACHE_V3
- bool
-
config CPU_CACHE_V4
bool
diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile
index 4e333fa..9e51be9 100644
--- a/arch/arm/mm/Makefile
+++ b/arch/arm/mm/Makefile
@@ -33,7 +33,6 @@
obj-$(CONFIG_CPU_PABRT_V6) += pabort-v6.o
obj-$(CONFIG_CPU_PABRT_V7) += pabort-v7.o
-obj-$(CONFIG_CPU_CACHE_V3) += cache-v3.o
obj-$(CONFIG_CPU_CACHE_V4) += cache-v4.o
obj-$(CONFIG_CPU_CACHE_V4WT) += cache-v4wt.o
obj-$(CONFIG_CPU_CACHE_V4WB) += cache-v4wb.o
diff --git a/arch/arm/mm/cache-feroceon-l2.c b/arch/arm/mm/cache-feroceon-l2.c
index dd3d591..48bc3c0 100644
--- a/arch/arm/mm/cache-feroceon-l2.c
+++ b/arch/arm/mm/cache-feroceon-l2.c
@@ -343,6 +343,7 @@
outer_cache.inv_range = feroceon_l2_inv_range;
outer_cache.clean_range = feroceon_l2_clean_range;
outer_cache.flush_range = feroceon_l2_flush_range;
+ outer_cache.inv_all = l2_inv_all;
enable_l2();
diff --git a/arch/arm/mm/cache-v3.S b/arch/arm/mm/cache-v3.S
deleted file mode 100644
index 8a3fade..0000000
--- a/arch/arm/mm/cache-v3.S
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * linux/arch/arm/mm/cache-v3.S
- *
- * Copyright (C) 1997-2002 Russell king
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#include <linux/linkage.h>
-#include <linux/init.h>
-#include <asm/page.h>
-#include "proc-macros.S"
-
-/*
- * flush_icache_all()
- *
- * Unconditionally clean and invalidate the entire icache.
- */
-ENTRY(v3_flush_icache_all)
- mov pc, lr
-ENDPROC(v3_flush_icache_all)
-
-/*
- * flush_user_cache_all()
- *
- * Invalidate all cache entries in a particular address
- * space.
- *
- * - mm - mm_struct describing address space
- */
-ENTRY(v3_flush_user_cache_all)
- /* FALLTHROUGH */
-/*
- * flush_kern_cache_all()
- *
- * Clean and invalidate the entire cache.
- */
-ENTRY(v3_flush_kern_cache_all)
- /* FALLTHROUGH */
-
-/*
- * flush_user_cache_range(start, end, flags)
- *
- * Invalidate a range of cache entries in the specified
- * address space.
- *
- * - start - start address (may not be aligned)
- * - end - end address (exclusive, may not be aligned)
- * - flags - vma_area_struct flags describing address space
- */
-ENTRY(v3_flush_user_cache_range)
- mov ip, #0
- mcreq p15, 0, ip, c7, c0, 0 @ flush ID cache
- mov pc, lr
-
-/*
- * coherent_kern_range(start, end)
- *
- * Ensure coherency between the Icache and the Dcache in the
- * region described by start. If you have non-snooping
- * Harvard caches, you need to implement this function.
- *
- * - start - virtual start address
- * - end - virtual end address
- */
-ENTRY(v3_coherent_kern_range)
- /* FALLTHROUGH */
-
-/*
- * coherent_user_range(start, end)
- *
- * Ensure coherency between the Icache and the Dcache in the
- * region described by start. If you have non-snooping
- * Harvard caches, you need to implement this function.
- *
- * - start - virtual start address
- * - end - virtual end address
- */
-ENTRY(v3_coherent_user_range)
- mov r0, #0
- mov pc, lr
-
-/*
- * flush_kern_dcache_area(void *page, size_t size)
- *
- * Ensure no D cache aliasing occurs, either with itself or
- * the I cache
- *
- * - addr - kernel address
- * - size - region size
- */
-ENTRY(v3_flush_kern_dcache_area)
- /* FALLTHROUGH */
-
-/*
- * dma_flush_range(start, end)
- *
- * Clean and invalidate the specified virtual address range.
- *
- * - start - virtual start address
- * - end - virtual end address
- */
-ENTRY(v3_dma_flush_range)
- mov r0, #0
- mcr p15, 0, r0, c7, c0, 0 @ flush ID cache
- mov pc, lr
-
-/*
- * dma_unmap_area(start, size, dir)
- * - start - kernel virtual start address
- * - size - size of region
- * - dir - DMA direction
- */
-ENTRY(v3_dma_unmap_area)
- teq r2, #DMA_TO_DEVICE
- bne v3_dma_flush_range
- /* FALLTHROUGH */
-
-/*
- * dma_map_area(start, size, dir)
- * - start - kernel virtual start address
- * - size - size of region
- * - dir - DMA direction
- */
-ENTRY(v3_dma_map_area)
- mov pc, lr
-ENDPROC(v3_dma_unmap_area)
-ENDPROC(v3_dma_map_area)
-
- .globl v3_flush_kern_cache_louis
- .equ v3_flush_kern_cache_louis, v3_flush_kern_cache_all
-
- __INITDATA
-
- @ define struct cpu_cache_fns (see <asm/cacheflush.h> and proc-macros.S)
- define_cache_functions v3
diff --git a/arch/arm/mm/cache-v4.S b/arch/arm/mm/cache-v4.S
index 43e5d77..a7ba68f 100644
--- a/arch/arm/mm/cache-v4.S
+++ b/arch/arm/mm/cache-v4.S
@@ -58,7 +58,7 @@
ENTRY(v4_flush_user_cache_range)
#ifdef CONFIG_CPU_CP15
mov ip, #0
- mcreq p15, 0, ip, c7, c7, 0 @ flush ID cache
+ mcr p15, 0, ip, c7, c7, 0 @ flush ID cache
mov pc, lr
#else
/* FALLTHROUGH */
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 7897894..a84ff76 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -34,6 +34,7 @@
#include <asm/mach/pci.h>
#include "mm.h"
+#include "tcm.h"
/*
* empty_zero_page is a special page that is used for
@@ -1277,6 +1278,7 @@
dma_contiguous_remap();
devicemaps_init(mdesc);
kmap_init();
+ tcm_init();
top_pmd = pmd_off_k(0xffff0000);
diff --git a/arch/arm/mm/proc-arm740.S b/arch/arm/mm/proc-arm740.S
index dc5de5d..fde2d2a 100644
--- a/arch/arm/mm/proc-arm740.S
+++ b/arch/arm/mm/proc-arm740.S
@@ -77,24 +77,27 @@
mcr p15, 0, r0, c6, c0 @ set area 0, default
ldr r0, =(CONFIG_DRAM_BASE & 0xFFFFF000) @ base[31:12] of RAM
- ldr r1, =(CONFIG_DRAM_SIZE >> 12) @ size of RAM (must be >= 4KB)
- mov r2, #10 @ 11 is the minimum (4KB)
-1: add r2, r2, #1 @ area size *= 2
- mov r1, r1, lsr #1
+ ldr r3, =(CONFIG_DRAM_SIZE >> 12) @ size of RAM (must be >= 4KB)
+ mov r4, #10 @ 11 is the minimum (4KB)
+1: add r4, r4, #1 @ area size *= 2
+ movs r3, r3, lsr #1
bne 1b @ count not zero r-shift
- orr r0, r0, r2, lsl #1 @ the area register value
+ orr r0, r0, r4, lsl #1 @ the area register value
orr r0, r0, #1 @ set enable bit
mcr p15, 0, r0, c6, c1 @ set area 1, RAM
ldr r0, =(CONFIG_FLASH_MEM_BASE & 0xFFFFF000) @ base[31:12] of FLASH
- ldr r1, =(CONFIG_FLASH_SIZE >> 12) @ size of FLASH (must be >= 4KB)
- mov r2, #10 @ 11 is the minimum (4KB)
-1: add r2, r2, #1 @ area size *= 2
- mov r1, r1, lsr #1
+ ldr r3, =(CONFIG_FLASH_SIZE >> 12) @ size of FLASH (must be >= 4KB)
+ cmp r3, #0
+ moveq r0, #0
+ beq 2f
+ mov r4, #10 @ 11 is the minimum (4KB)
+1: add r4, r4, #1 @ area size *= 2
+ movs r3, r3, lsr #1
bne 1b @ count not zero r-shift
- orr r0, r0, r2, lsl #1 @ the area register value
+ orr r0, r0, r4, lsl #1 @ the area register value
orr r0, r0, #1 @ set enable bit
- mcr p15, 0, r0, c6, c2 @ set area 2, ROM/FLASH
+2: mcr p15, 0, r0, c6, c2 @ set area 2, ROM/FLASH
mov r0, #0x06
mcr p15, 0, r0, c2, c0 @ Region 1&2 cacheable
@@ -137,13 +140,14 @@
.long 0x41807400
.long 0xfffffff0
.long 0
+ .long 0
b __arm740_setup
.long cpu_arch_name
.long cpu_elf_name
- .long HWCAP_SWP | HWCAP_HALF | HWCAP_26BIT
+ .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB | HWCAP_26BIT
.long cpu_arm740_name
.long arm740_processor_functions
.long 0
.long 0
- .long v3_cache_fns @ cache model
+ .long v4_cache_fns @ cache model
.size __arm740_proc_info, . - __arm740_proc_info
diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S
index 2c3b942..2556cf1 100644
--- a/arch/arm/mm/proc-arm920.S
+++ b/arch/arm/mm/proc-arm920.S
@@ -387,7 +387,7 @@
/* Suspend/resume support: taken from arch/arm/plat-s3c24xx/sleep.S */
.globl cpu_arm920_suspend_size
.equ cpu_arm920_suspend_size, 4 * 3
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_arm920_do_suspend)
stmfd sp!, {r4 - r6, lr}
mrc p15, 0, r4, c13, c0, 0 @ PID
diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S
index f1803f7..344c8a5 100644
--- a/arch/arm/mm/proc-arm926.S
+++ b/arch/arm/mm/proc-arm926.S
@@ -402,7 +402,7 @@
/* Suspend/resume support: taken from arch/arm/plat-s3c24xx/sleep.S */
.globl cpu_arm926_suspend_size
.equ cpu_arm926_suspend_size, 4 * 3
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_arm926_do_suspend)
stmfd sp!, {r4 - r6, lr}
mrc p15, 0, r4, c13, c0, 0 @ PID
diff --git a/arch/arm/mm/proc-mohawk.S b/arch/arm/mm/proc-mohawk.S
index 82f9cdc..0b60dd3 100644
--- a/arch/arm/mm/proc-mohawk.S
+++ b/arch/arm/mm/proc-mohawk.S
@@ -350,7 +350,7 @@
.globl cpu_mohawk_suspend_size
.equ cpu_mohawk_suspend_size, 4 * 6
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_mohawk_do_suspend)
stmfd sp!, {r4 - r9, lr}
mrc p14, 0, r4, c6, c0, 0 @ clock configuration, for turbo mode
diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S
index 3aa0da1..d92dfd0 100644
--- a/arch/arm/mm/proc-sa1100.S
+++ b/arch/arm/mm/proc-sa1100.S
@@ -172,7 +172,7 @@
.globl cpu_sa1100_suspend_size
.equ cpu_sa1100_suspend_size, 4 * 3
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_sa1100_do_suspend)
stmfd sp!, {r4 - r6, lr}
mrc p15, 0, r4, c3, c0, 0 @ domain ID
diff --git a/arch/arm/mm/proc-syms.c b/arch/arm/mm/proc-syms.c
index 3e6210b..054b491 100644
--- a/arch/arm/mm/proc-syms.c
+++ b/arch/arm/mm/proc-syms.c
@@ -17,7 +17,9 @@
#ifndef MULTI_CPU
EXPORT_SYMBOL(cpu_dcache_clean_area);
+#ifdef CONFIG_MMU
EXPORT_SYMBOL(cpu_set_pte_ext);
+#endif
#else
EXPORT_SYMBOL(processor);
#endif
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index bcaaa8d..5c07ee4 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -138,7 +138,7 @@
/* Suspend/resume support: taken from arch/arm/mach-s3c64xx/sleep.S */
.globl cpu_v6_suspend_size
.equ cpu_v6_suspend_size, 4 * 6
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_v6_do_suspend)
stmfd sp!, {r4 - r9, lr}
mrc p15, 0, r4, c13, c0, 0 @ FCSE/PID
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index eb93d64..e8efd83 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -413,7 +413,7 @@
.globl cpu_xsc3_suspend_size
.equ cpu_xsc3_suspend_size, 4 * 6
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_xsc3_do_suspend)
stmfd sp!, {r4 - r9, lr}
mrc p14, 0, r4, c6, c0, 0 @ clock configuration, for turbo mode
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index 2551036..e766f88 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -528,7 +528,7 @@
.globl cpu_xscale_suspend_size
.equ cpu_xscale_suspend_size, 4 * 6
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_xscale_do_suspend)
stmfd sp!, {r4 - r9, lr}
mrc p14, 0, r4, c6, c0, 0 @ clock configuration, for turbo mode
diff --git a/arch/arm/kernel/tcm.h b/arch/arm/mm/tcm.h
similarity index 100%
rename from arch/arm/kernel/tcm.h
rename to arch/arm/mm/tcm.h
diff --git a/arch/avr32/include/asm/io.h b/arch/avr32/include/asm/io.h
index cf60d0a..fc6483f 100644
--- a/arch/avr32/include/asm/io.h
+++ b/arch/avr32/include/asm/io.h
@@ -165,6 +165,10 @@
#define readw_be __raw_readw
#define readl_be __raw_readl
+#define writeb_relaxed writeb
+#define writew_relaxed writew
+#define writel_relaxed writel
+
#define writeb_be __raw_writeb
#define writew_be __raw_writew
#define writel_be __raw_writel
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 256c5bf..04d69c4 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -304,7 +304,7 @@
subi r12,r12,TI_FLAGS
4: /* Anything else left to do? */
- SET_DEFAULT_THREAD_PPR(r3, r9) /* Set thread.ppr = 3 */
+ SET_DEFAULT_THREAD_PPR(r3, r10) /* Set thread.ppr = 3 */
andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP)
beq .ret_from_except_lite
@@ -657,7 +657,7 @@
/* Clear _TIF_EMULATE_STACK_STORE flag */
lis r11,_TIF_EMULATE_STACK_STORE@h
addi r5,r9,TI_FLAGS
- ldarx r4,0,r5
+0: ldarx r4,0,r5
andc r4,r4,r11
stdcx. r4,0,r5
bne- 0b
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 59dd545..16e77a8 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -555,10 +555,12 @@
new->thread.regs->msr |=
(MSR_FP | new->thread.fpexc_mode);
}
+#ifdef CONFIG_ALTIVEC
if (msr & MSR_VEC) {
do_load_up_transact_altivec(&new->thread);
new->thread.regs->msr |= MSR_VEC;
}
+#endif
/* We may as well turn on VSX too since all the state is restored now */
if (msr & MSR_VSX)
new->thread.regs->msr |= MSR_VSX;
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index 3acb28e..95068bf 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -866,10 +866,12 @@
do_load_up_transact_fpu(¤t->thread);
regs->msr |= (MSR_FP | current->thread.fpexc_mode);
}
+#ifdef CONFIG_ALTIVEC
if (msr & MSR_VEC) {
do_load_up_transact_altivec(¤t->thread);
regs->msr |= MSR_VEC;
}
+#endif
return 0;
}
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
index 995f854..c179428 100644
--- a/arch/powerpc/kernel/signal_64.c
+++ b/arch/powerpc/kernel/signal_64.c
@@ -522,10 +522,12 @@
do_load_up_transact_fpu(¤t->thread);
regs->msr |= (MSR_FP | current->thread.fpexc_mode);
}
+#ifdef CONFIG_ALTIVEC
if (msr & MSR_VEC) {
do_load_up_transact_altivec(¤t->thread);
regs->msr |= MSR_VEC;
}
+#endif
return err;
}
diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S
index 84dbace..2da67e7 100644
--- a/arch/powerpc/kernel/tm.S
+++ b/arch/powerpc/kernel/tm.S
@@ -309,6 +309,7 @@
or r5, r6, r5 /* Set MSR.FP+.VSX/.VEC */
mtmsr r5
+#ifdef CONFIG_ALTIVEC
/* FP and VEC registers: These are recheckpointed from thread.fpr[]
* and thread.vr[] respectively. The thread.transact_fpr[] version
* is more modern, and will be loaded subsequently by any FPUnavailable
@@ -323,6 +324,7 @@
REST_32VRS(0, r5, r3) /* r5 scratch, r3 THREAD ptr */
ld r5, THREAD_VRSAVE(r3)
mtspr SPRN_VRSAVE, r5
+#endif
dont_restore_vec:
andi. r0, r4, MSR_FP
diff --git a/arch/powerpc/kvm/e500.h b/arch/powerpc/kvm/e500.h
index 41cefd4..33db48a 100644
--- a/arch/powerpc/kvm/e500.h
+++ b/arch/powerpc/kvm/e500.h
@@ -26,17 +26,20 @@
#define E500_PID_NUM 3
#define E500_TLB_NUM 2
-#define E500_TLB_VALID 1
-#define E500_TLB_BITMAP 2
+/* entry is mapped somewhere in host TLB */
+#define E500_TLB_VALID (1 << 0)
+/* TLB1 entry is mapped by host TLB1, tracked by bitmaps */
+#define E500_TLB_BITMAP (1 << 1)
+/* TLB1 entry is mapped by host TLB0 */
#define E500_TLB_TLB0 (1 << 2)
struct tlbe_ref {
- pfn_t pfn;
- unsigned int flags; /* E500_TLB_* */
+ pfn_t pfn; /* valid only for TLB0, except briefly */
+ unsigned int flags; /* E500_TLB_* */
};
struct tlbe_priv {
- struct tlbe_ref ref; /* TLB0 only -- TLB1 uses tlb_refs */
+ struct tlbe_ref ref;
};
#ifdef CONFIG_KVM_E500V2
@@ -63,17 +66,6 @@
unsigned int gtlb_nv[E500_TLB_NUM];
- /*
- * information associated with each host TLB entry --
- * TLB1 only for now. If/when guest TLB1 entries can be
- * mapped with host TLB0, this will be used for that too.
- *
- * We don't want to use this for guest TLB0 because then we'd
- * have the overhead of doing the translation again even if
- * the entry is still in the guest TLB (e.g. we swapped out
- * and back, and our host TLB entries got evicted).
- */
- struct tlbe_ref *tlb_refs[E500_TLB_NUM];
unsigned int host_tlb1_nv;
u32 svr;
diff --git a/arch/powerpc/kvm/e500_mmu_host.c b/arch/powerpc/kvm/e500_mmu_host.c
index a222edf..1c6a9d72 100644
--- a/arch/powerpc/kvm/e500_mmu_host.c
+++ b/arch/powerpc/kvm/e500_mmu_host.c
@@ -193,8 +193,11 @@
struct tlbe_ref *ref = &vcpu_e500->gtlb_priv[tlbsel][esel].ref;
/* Don't bother with unmapped entries */
- if (!(ref->flags & E500_TLB_VALID))
- return;
+ if (!(ref->flags & E500_TLB_VALID)) {
+ WARN(ref->flags & (E500_TLB_BITMAP | E500_TLB_TLB0),
+ "%s: flags %x\n", __func__, ref->flags);
+ WARN_ON(tlbsel == 1 && vcpu_e500->g2h_tlb1_map[esel]);
+ }
if (tlbsel == 1 && ref->flags & E500_TLB_BITMAP) {
u64 tmp = vcpu_e500->g2h_tlb1_map[esel];
@@ -248,7 +251,7 @@
pfn_t pfn)
{
ref->pfn = pfn;
- ref->flags = E500_TLB_VALID;
+ ref->flags |= E500_TLB_VALID;
if (tlbe_is_writable(gtlbe))
kvm_set_pfn_dirty(pfn);
@@ -257,6 +260,7 @@
static inline void kvmppc_e500_ref_release(struct tlbe_ref *ref)
{
if (ref->flags & E500_TLB_VALID) {
+ /* FIXME: don't log bogus pfn for TLB1 */
trace_kvm_booke206_ref_release(ref->pfn, ref->flags);
ref->flags = 0;
}
@@ -274,36 +278,23 @@
static void clear_tlb_privs(struct kvmppc_vcpu_e500 *vcpu_e500)
{
- int tlbsel = 0;
+ int tlbsel;
int i;
- for (i = 0; i < vcpu_e500->gtlb_params[tlbsel].entries; i++) {
- struct tlbe_ref *ref =
- &vcpu_e500->gtlb_priv[tlbsel][i].ref;
- kvmppc_e500_ref_release(ref);
+ for (tlbsel = 0; tlbsel <= 1; tlbsel++) {
+ for (i = 0; i < vcpu_e500->gtlb_params[tlbsel].entries; i++) {
+ struct tlbe_ref *ref =
+ &vcpu_e500->gtlb_priv[tlbsel][i].ref;
+ kvmppc_e500_ref_release(ref);
+ }
}
}
-static void clear_tlb_refs(struct kvmppc_vcpu_e500 *vcpu_e500)
-{
- int stlbsel = 1;
- int i;
-
- kvmppc_e500_tlbil_all(vcpu_e500);
-
- for (i = 0; i < host_tlb_params[stlbsel].entries; i++) {
- struct tlbe_ref *ref =
- &vcpu_e500->tlb_refs[stlbsel][i];
- kvmppc_e500_ref_release(ref);
- }
-
- clear_tlb_privs(vcpu_e500);
-}
-
void kvmppc_core_flush_tlb(struct kvm_vcpu *vcpu)
{
struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
- clear_tlb_refs(vcpu_e500);
+ kvmppc_e500_tlbil_all(vcpu_e500);
+ clear_tlb_privs(vcpu_e500);
clear_tlb1_bitmap(vcpu_e500);
}
@@ -458,8 +449,6 @@
gvaddr &= ~((tsize_pages << PAGE_SHIFT) - 1);
}
- /* Drop old ref and setup new one. */
- kvmppc_e500_ref_release(ref);
kvmppc_e500_ref_setup(ref, gtlbe, pfn);
kvmppc_e500_setup_stlbe(&vcpu_e500->vcpu, gtlbe, tsize,
@@ -507,14 +496,15 @@
if (unlikely(vcpu_e500->host_tlb1_nv >= tlb1_max_shadow_size()))
vcpu_e500->host_tlb1_nv = 0;
- vcpu_e500->tlb_refs[1][sesel] = *ref;
- vcpu_e500->g2h_tlb1_map[esel] |= (u64)1 << sesel;
- vcpu_e500->gtlb_priv[1][esel].ref.flags |= E500_TLB_BITMAP;
if (vcpu_e500->h2g_tlb1_rmap[sesel]) {
- unsigned int idx = vcpu_e500->h2g_tlb1_rmap[sesel];
+ unsigned int idx = vcpu_e500->h2g_tlb1_rmap[sesel] - 1;
vcpu_e500->g2h_tlb1_map[idx] &= ~(1ULL << sesel);
}
- vcpu_e500->h2g_tlb1_rmap[sesel] = esel;
+
+ vcpu_e500->gtlb_priv[1][esel].ref.flags |= E500_TLB_BITMAP;
+ vcpu_e500->g2h_tlb1_map[esel] |= (u64)1 << sesel;
+ vcpu_e500->h2g_tlb1_rmap[sesel] = esel + 1;
+ WARN_ON(!(ref->flags & E500_TLB_VALID));
return sesel;
}
@@ -526,13 +516,12 @@
u64 gvaddr, gfn_t gfn, struct kvm_book3e_206_tlb_entry *gtlbe,
struct kvm_book3e_206_tlb_entry *stlbe, int esel)
{
- struct tlbe_ref ref;
+ struct tlbe_ref *ref = &vcpu_e500->gtlb_priv[1][esel].ref;
int sesel;
int r;
- ref.flags = 0;
r = kvmppc_e500_shadow_map(vcpu_e500, gvaddr, gfn, gtlbe, 1, stlbe,
- &ref);
+ ref);
if (r)
return r;
@@ -544,7 +533,7 @@
}
/* Otherwise map into TLB1 */
- sesel = kvmppc_e500_tlb1_map_tlb1(vcpu_e500, &ref, esel);
+ sesel = kvmppc_e500_tlb1_map_tlb1(vcpu_e500, ref, esel);
write_stlbe(vcpu_e500, gtlbe, stlbe, 1, sesel);
return 0;
@@ -565,7 +554,7 @@
case 0:
priv = &vcpu_e500->gtlb_priv[tlbsel][esel];
- /* Triggers after clear_tlb_refs or on initial mapping */
+ /* Triggers after clear_tlb_privs or on initial mapping */
if (!(priv->ref.flags & E500_TLB_VALID)) {
kvmppc_e500_tlb0_map(vcpu_e500, esel, &stlbe);
} else {
@@ -665,35 +654,16 @@
host_tlb_params[0].entries / host_tlb_params[0].ways;
host_tlb_params[1].sets = 1;
- vcpu_e500->tlb_refs[0] =
- kzalloc(sizeof(struct tlbe_ref) * host_tlb_params[0].entries,
- GFP_KERNEL);
- if (!vcpu_e500->tlb_refs[0])
- goto err;
-
- vcpu_e500->tlb_refs[1] =
- kzalloc(sizeof(struct tlbe_ref) * host_tlb_params[1].entries,
- GFP_KERNEL);
- if (!vcpu_e500->tlb_refs[1])
- goto err;
-
vcpu_e500->h2g_tlb1_rmap = kzalloc(sizeof(unsigned int) *
host_tlb_params[1].entries,
GFP_KERNEL);
if (!vcpu_e500->h2g_tlb1_rmap)
- goto err;
+ return -EINVAL;
return 0;
-
-err:
- kfree(vcpu_e500->tlb_refs[0]);
- kfree(vcpu_e500->tlb_refs[1]);
- return -EINVAL;
}
void e500_mmu_host_uninit(struct kvmppc_vcpu_e500 *vcpu_e500)
{
kfree(vcpu_e500->h2g_tlb1_rmap);
- kfree(vcpu_e500->tlb_refs[0]);
- kfree(vcpu_e500->tlb_refs[1]);
}
diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c
index 1f89d26..2f4baa0 100644
--- a/arch/powerpc/kvm/e500mc.c
+++ b/arch/powerpc/kvm/e500mc.c
@@ -108,6 +108,8 @@
{
}
+static DEFINE_PER_CPU(struct kvm_vcpu *, last_vcpu_on_cpu);
+
void kvmppc_core_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
{
struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
@@ -136,8 +138,11 @@
mtspr(SPRN_GDEAR, vcpu->arch.shared->dar);
mtspr(SPRN_GESR, vcpu->arch.shared->esr);
- if (vcpu->arch.oldpir != mfspr(SPRN_PIR))
+ if (vcpu->arch.oldpir != mfspr(SPRN_PIR) ||
+ __get_cpu_var(last_vcpu_on_cpu) != vcpu) {
kvmppc_e500_tlbil_all(vcpu_e500);
+ __get_cpu_var(last_vcpu_on_cpu) = vcpu;
+ }
kvmppc_load_guest_fp(vcpu);
}
diff --git a/arch/s390/include/asm/io.h b/arch/s390/include/asm/io.h
index 27cb321..379d96e 100644
--- a/arch/s390/include/asm/io.h
+++ b/arch/s390/include/asm/io.h
@@ -50,10 +50,6 @@
#define ioremap_nocache(addr, size) ioremap(addr, size)
#define ioremap_wc ioremap_nocache
-/* TODO: s390 cannot support io_remap_pfn_range... */
-#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \
- remap_pfn_range(vma, vaddr, pfn, size, prot)
-
static inline void __iomem *ioremap(unsigned long offset, unsigned long size)
{
return (void __iomem *) offset;
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 4a54431..3cb47cf 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -57,6 +57,10 @@
(((unsigned long)(vaddr)) &zero_page_mask))))
#define __HAVE_COLOR_ZERO_PAGE
+/* TODO: s390 cannot support io_remap_pfn_range... */
+#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \
+ remap_pfn_range(vma, vaddr, pfn, size, prot)
+
#endif /* !__ASSEMBLY__ */
/*
diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild
index e26d430..ff18e3c 100644
--- a/arch/sparc/include/asm/Kbuild
+++ b/arch/sparc/include/asm/Kbuild
@@ -2,11 +2,16 @@
generic-y += clkdev.h
+generic-y += cputime.h
generic-y += div64.h
+generic-y += emergency-restart.h
generic-y += exec.h
generic-y += local64.h
+generic-y += mutex.h
generic-y += irq_regs.h
generic-y += local.h
generic-y += module.h
+generic-y += serial.h
generic-y += trace_clock.h
+generic-y += types.h
generic-y += word-at-a-time.h
diff --git a/arch/sparc/include/asm/cputime.h b/arch/sparc/include/asm/cputime.h
deleted file mode 100644
index 1a642b8..0000000
--- a/arch/sparc/include/asm/cputime.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef __SPARC_CPUTIME_H
-#define __SPARC_CPUTIME_H
-
-#include <asm-generic/cputime.h>
-
-#endif /* __SPARC_CPUTIME_H */
diff --git a/arch/sparc/include/asm/emergency-restart.h b/arch/sparc/include/asm/emergency-restart.h
deleted file mode 100644
index 108d8c4..0000000
--- a/arch/sparc/include/asm/emergency-restart.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef _ASM_EMERGENCY_RESTART_H
-#define _ASM_EMERGENCY_RESTART_H
-
-#include <asm-generic/emergency-restart.h>
-
-#endif /* _ASM_EMERGENCY_RESTART_H */
diff --git a/arch/sparc/include/asm/mutex.h b/arch/sparc/include/asm/mutex.h
deleted file mode 100644
index 458c1f7..0000000
--- a/arch/sparc/include/asm/mutex.h
+++ /dev/null
@@ -1,9 +0,0 @@
-/*
- * Pull in the generic implementation for the mutex fastpath.
- *
- * TODO: implement optimized primitives instead, or leave the generic
- * implementation in place, or pick the atomic_xchg() based generic
- * implementation. (see asm-generic/mutex-xchg.h for details)
- */
-
-#include <asm-generic/mutex-dec.h>
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index 08fcce90..7619f2f 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -915,6 +915,7 @@
return remap_pfn_range(vma, from, phys_base >> PAGE_SHIFT, size, prot);
}
+#include <asm/tlbflush.h>
#include <asm-generic/pgtable.h>
/* We provide our own get_unmapped_area to cope with VA holes and
diff --git a/arch/sparc/include/asm/serial.h b/arch/sparc/include/asm/serial.h
deleted file mode 100644
index f90d61c..0000000
--- a/arch/sparc/include/asm/serial.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef __SPARC_SERIAL_H
-#define __SPARC_SERIAL_H
-
-#define BASE_BAUD ( 1843200 / 16 )
-
-#endif /* __SPARC_SERIAL_H */
diff --git a/arch/sparc/include/asm/smp_32.h b/arch/sparc/include/asm/smp_32.h
index b73da3c..3c8917f 100644
--- a/arch/sparc/include/asm/smp_32.h
+++ b/arch/sparc/include/asm/smp_32.h
@@ -36,7 +36,6 @@
unsigned long, unsigned long);
void cpu_panic(void);
-extern void smp4m_irq_rotate(int cpu);
/*
* General functions that each host system must provide.
@@ -46,7 +45,6 @@
void sun4d_init_smp(void);
void smp_callin(void);
-void smp_boot_cpus(void);
void smp_store_cpu_info(int);
void smp_resched_interrupt(void);
@@ -107,9 +105,6 @@
#define raw_smp_processor_id() (current_thread_info()->cpu)
-#define prof_multiplier(__cpu) cpu_data(__cpu).multiplier
-#define prof_counter(__cpu) cpu_data(__cpu).counter
-
void smp_setup_cpu_possible_map(void);
#endif /* !(__ASSEMBLY__) */
diff --git a/arch/sparc/include/asm/switch_to_64.h b/arch/sparc/include/asm/switch_to_64.h
index cad36f5..c7de332 100644
--- a/arch/sparc/include/asm/switch_to_64.h
+++ b/arch/sparc/include/asm/switch_to_64.h
@@ -18,8 +18,7 @@
* and 2 stores in this critical code path. -DaveM
*/
#define switch_to(prev, next, last) \
-do { flush_tlb_pending(); \
- save_and_clear_fpu(); \
+do { save_and_clear_fpu(); \
/* If you are tempted to conditionalize the following */ \
/* so that ASI is only written if it changes, think again. */ \
__asm__ __volatile__("wr %%g0, %0, %%asi" \
diff --git a/arch/sparc/include/asm/tlbflush_64.h b/arch/sparc/include/asm/tlbflush_64.h
index 2ef4634..f0d6a97 100644
--- a/arch/sparc/include/asm/tlbflush_64.h
+++ b/arch/sparc/include/asm/tlbflush_64.h
@@ -11,24 +11,40 @@
struct tlb_batch {
struct mm_struct *mm;
unsigned long tlb_nr;
+ unsigned long active;
unsigned long vaddrs[TLB_BATCH_NR];
};
extern void flush_tsb_kernel_range(unsigned long start, unsigned long end);
extern void flush_tsb_user(struct tlb_batch *tb);
+extern void flush_tsb_user_page(struct mm_struct *mm, unsigned long vaddr);
/* TLB flush operations. */
-extern void flush_tlb_pending(void);
+static inline void flush_tlb_mm(struct mm_struct *mm)
+{
+}
-#define flush_tlb_range(vma,start,end) \
- do { (void)(start); flush_tlb_pending(); } while (0)
-#define flush_tlb_page(vma,addr) flush_tlb_pending()
-#define flush_tlb_mm(mm) flush_tlb_pending()
+static inline void flush_tlb_page(struct vm_area_struct *vma,
+ unsigned long vmaddr)
+{
+}
+
+static inline void flush_tlb_range(struct vm_area_struct *vma,
+ unsigned long start, unsigned long end)
+{
+}
+
+#define __HAVE_ARCH_ENTER_LAZY_MMU_MODE
+
+extern void flush_tlb_pending(void);
+extern void arch_enter_lazy_mmu_mode(void);
+extern void arch_leave_lazy_mmu_mode(void);
+#define arch_flush_lazy_mmu_mode() do {} while (0)
/* Local cpu only. */
extern void __flush_tlb_all(void);
-
+extern void __flush_tlb_page(unsigned long context, unsigned long vaddr);
extern void __flush_tlb_kernel_range(unsigned long start, unsigned long end);
#ifndef CONFIG_SMP
@@ -38,15 +54,24 @@
__flush_tlb_kernel_range(start,end); \
} while (0)
+static inline void global_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr)
+{
+ __flush_tlb_page(CTX_HWBITS(mm->context), vaddr);
+}
+
#else /* CONFIG_SMP */
extern void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end);
+extern void smp_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr);
#define flush_tlb_kernel_range(start, end) \
do { flush_tsb_kernel_range(start,end); \
smp_flush_tlb_kernel_range(start, end); \
} while (0)
+#define global_flush_tlb_page(mm, vaddr) \
+ smp_flush_tlb_page(mm, vaddr)
+
#endif /* ! CONFIG_SMP */
#endif /* _SPARC64_TLBFLUSH_H */
diff --git a/arch/sparc/include/uapi/asm/Kbuild b/arch/sparc/include/uapi/asm/Kbuild
index ce175af..b5843ee 100644
--- a/arch/sparc/include/uapi/asm/Kbuild
+++ b/arch/sparc/include/uapi/asm/Kbuild
@@ -44,7 +44,6 @@
header-y += termbits.h
header-y += termios.h
header-y += traps.h
-header-y += types.h
header-y += uctx.h
header-y += unistd.h
header-y += utrap.h
diff --git a/arch/sparc/include/uapi/asm/types.h b/arch/sparc/include/uapi/asm/types.h
deleted file mode 100644
index 383d156..0000000
--- a/arch/sparc/include/uapi/asm/types.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef _SPARC_TYPES_H
-#define _SPARC_TYPES_H
-/*
- * This file is never included by application software unless
- * explicitly requested (e.g., via linux/types.h) in which case the
- * application is Linux specific so (user-) name space pollution is
- * not a major issue. However, for interoperability, libraries still
- * need to be careful to avoid a name clashes.
- */
-
-#if defined(__sparc__)
-
-#include <asm-generic/int-ll64.h>
-
-#endif /* defined(__sparc__) */
-
-#endif /* defined(_SPARC_TYPES_H) */
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index 537eb66..ca64d2a 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -849,7 +849,7 @@
}
extern unsigned long xcall_flush_tlb_mm;
-extern unsigned long xcall_flush_tlb_pending;
+extern unsigned long xcall_flush_tlb_page;
extern unsigned long xcall_flush_tlb_kernel_range;
extern unsigned long xcall_fetch_glob_regs;
extern unsigned long xcall_fetch_glob_pmu;
@@ -1074,19 +1074,52 @@
put_cpu();
}
+struct tlb_pending_info {
+ unsigned long ctx;
+ unsigned long nr;
+ unsigned long *vaddrs;
+};
+
+static void tlb_pending_func(void *info)
+{
+ struct tlb_pending_info *t = info;
+
+ __flush_tlb_pending(t->ctx, t->nr, t->vaddrs);
+}
+
void smp_flush_tlb_pending(struct mm_struct *mm, unsigned long nr, unsigned long *vaddrs)
{
u32 ctx = CTX_HWBITS(mm->context);
+ struct tlb_pending_info info;
+ int cpu = get_cpu();
+
+ info.ctx = ctx;
+ info.nr = nr;
+ info.vaddrs = vaddrs;
+
+ if (mm == current->mm && atomic_read(&mm->mm_users) == 1)
+ cpumask_copy(mm_cpumask(mm), cpumask_of(cpu));
+ else
+ smp_call_function_many(mm_cpumask(mm), tlb_pending_func,
+ &info, 1);
+
+ __flush_tlb_pending(ctx, nr, vaddrs);
+
+ put_cpu();
+}
+
+void smp_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr)
+{
+ unsigned long context = CTX_HWBITS(mm->context);
int cpu = get_cpu();
if (mm == current->mm && atomic_read(&mm->mm_users) == 1)
cpumask_copy(mm_cpumask(mm), cpumask_of(cpu));
else
- smp_cross_call_masked(&xcall_flush_tlb_pending,
- ctx, nr, (unsigned long) vaddrs,
+ smp_cross_call_masked(&xcall_flush_tlb_page,
+ context, vaddr, 0,
mm_cpumask(mm));
-
- __flush_tlb_pending(ctx, nr, vaddrs);
+ __flush_tlb_page(context, vaddr);
put_cpu();
}
diff --git a/arch/sparc/lib/bitext.c b/arch/sparc/lib/bitext.c
index 48d00e7..8ec4e9c 100644
--- a/arch/sparc/lib/bitext.c
+++ b/arch/sparc/lib/bitext.c
@@ -119,11 +119,7 @@
void bit_map_init(struct bit_map *t, unsigned long *map, int size)
{
-
- if ((size & 07) != 0)
- BUG();
- memset(map, 0, size>>3);
-
+ bitmap_zero(map, size);
memset(t, 0, sizeof *t);
spin_lock_init(&t->lock);
t->map = map;
diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c
index 0f4f719..28f96f2 100644
--- a/arch/sparc/mm/iommu.c
+++ b/arch/sparc/mm/iommu.c
@@ -34,7 +34,7 @@
#define IOMMU_RNGE IOMMU_RNGE_256MB
#define IOMMU_START 0xF0000000
#define IOMMU_WINSIZE (256*1024*1024U)
-#define IOMMU_NPTES (IOMMU_WINSIZE/PAGE_SIZE) /* 64K PTEs, 265KB */
+#define IOMMU_NPTES (IOMMU_WINSIZE/PAGE_SIZE) /* 64K PTEs, 256KB */
#define IOMMU_ORDER 6 /* 4096 * (1<<6) */
/* srmmu.c */
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index c38bb72..036c279 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -280,7 +280,9 @@
SRMMU_NOCACHE_ALIGN_MAX, 0UL);
memset(srmmu_nocache_pool, 0, srmmu_nocache_size);
- srmmu_nocache_bitmap = __alloc_bootmem(bitmap_bits >> 3, SMP_CACHE_BYTES, 0UL);
+ srmmu_nocache_bitmap =
+ __alloc_bootmem(BITS_TO_LONGS(bitmap_bits) * sizeof(long),
+ SMP_CACHE_BYTES, 0UL);
bit_map_init(&srmmu_nocache_map, srmmu_nocache_bitmap, bitmap_bits);
srmmu_swapper_pg_dir = __srmmu_get_nocache(SRMMU_PGD_TABLE_SIZE, SRMMU_PGD_TABLE_SIZE);
diff --git a/arch/sparc/mm/tlb.c b/arch/sparc/mm/tlb.c
index ba6ae7f..272aa4f 100644
--- a/arch/sparc/mm/tlb.c
+++ b/arch/sparc/mm/tlb.c
@@ -24,11 +24,17 @@
void flush_tlb_pending(void)
{
struct tlb_batch *tb = &get_cpu_var(tlb_batch);
+ struct mm_struct *mm = tb->mm;
- if (tb->tlb_nr) {
- flush_tsb_user(tb);
+ if (!tb->tlb_nr)
+ goto out;
- if (CTX_VALID(tb->mm->context)) {
+ flush_tsb_user(tb);
+
+ if (CTX_VALID(mm->context)) {
+ if (tb->tlb_nr == 1) {
+ global_flush_tlb_page(mm, tb->vaddrs[0]);
+ } else {
#ifdef CONFIG_SMP
smp_flush_tlb_pending(tb->mm, tb->tlb_nr,
&tb->vaddrs[0]);
@@ -37,12 +43,30 @@
tb->tlb_nr, &tb->vaddrs[0]);
#endif
}
- tb->tlb_nr = 0;
}
+ tb->tlb_nr = 0;
+
+out:
put_cpu_var(tlb_batch);
}
+void arch_enter_lazy_mmu_mode(void)
+{
+ struct tlb_batch *tb = &__get_cpu_var(tlb_batch);
+
+ tb->active = 1;
+}
+
+void arch_leave_lazy_mmu_mode(void)
+{
+ struct tlb_batch *tb = &__get_cpu_var(tlb_batch);
+
+ if (tb->tlb_nr)
+ flush_tlb_pending();
+ tb->active = 0;
+}
+
static void tlb_batch_add_one(struct mm_struct *mm, unsigned long vaddr,
bool exec)
{
@@ -60,6 +84,12 @@
nr = 0;
}
+ if (!tb->active) {
+ global_flush_tlb_page(mm, vaddr);
+ flush_tsb_user_page(mm, vaddr);
+ return;
+ }
+
if (nr == 0)
tb->mm = mm;
diff --git a/arch/sparc/mm/tsb.c b/arch/sparc/mm/tsb.c
index 428982b..2cc3bce 100644
--- a/arch/sparc/mm/tsb.c
+++ b/arch/sparc/mm/tsb.c
@@ -7,11 +7,10 @@
#include <linux/preempt.h>
#include <linux/slab.h>
#include <asm/page.h>
-#include <asm/tlbflush.h>
-#include <asm/tlb.h>
-#include <asm/mmu_context.h>
#include <asm/pgtable.h>
+#include <asm/mmu_context.h>
#include <asm/tsb.h>
+#include <asm/tlb.h>
#include <asm/oplib.h>
extern struct tsb swapper_tsb[KERNEL_TSB_NENTRIES];
@@ -46,23 +45,27 @@
}
}
+static void __flush_tsb_one_entry(unsigned long tsb, unsigned long v,
+ unsigned long hash_shift,
+ unsigned long nentries)
+{
+ unsigned long tag, ent, hash;
+
+ v &= ~0x1UL;
+ hash = tsb_hash(v, hash_shift, nentries);
+ ent = tsb + (hash * sizeof(struct tsb));
+ tag = (v >> 22UL);
+
+ tsb_flush(ent, tag);
+}
+
static void __flush_tsb_one(struct tlb_batch *tb, unsigned long hash_shift,
unsigned long tsb, unsigned long nentries)
{
unsigned long i;
- for (i = 0; i < tb->tlb_nr; i++) {
- unsigned long v = tb->vaddrs[i];
- unsigned long tag, ent, hash;
-
- v &= ~0x1UL;
-
- hash = tsb_hash(v, hash_shift, nentries);
- ent = tsb + (hash * sizeof(struct tsb));
- tag = (v >> 22UL);
-
- tsb_flush(ent, tag);
- }
+ for (i = 0; i < tb->tlb_nr; i++)
+ __flush_tsb_one_entry(tsb, tb->vaddrs[i], hash_shift, nentries);
}
void flush_tsb_user(struct tlb_batch *tb)
@@ -90,6 +93,30 @@
spin_unlock_irqrestore(&mm->context.lock, flags);
}
+void flush_tsb_user_page(struct mm_struct *mm, unsigned long vaddr)
+{
+ unsigned long nentries, base, flags;
+
+ spin_lock_irqsave(&mm->context.lock, flags);
+
+ base = (unsigned long) mm->context.tsb_block[MM_TSB_BASE].tsb;
+ nentries = mm->context.tsb_block[MM_TSB_BASE].tsb_nentries;
+ if (tlb_type == cheetah_plus || tlb_type == hypervisor)
+ base = __pa(base);
+ __flush_tsb_one_entry(base, vaddr, PAGE_SHIFT, nentries);
+
+#if defined(CONFIG_HUGETLB_PAGE) || defined(CONFIG_TRANSPARENT_HUGEPAGE)
+ if (mm->context.tsb_block[MM_TSB_HUGE].tsb) {
+ base = (unsigned long) mm->context.tsb_block[MM_TSB_HUGE].tsb;
+ nentries = mm->context.tsb_block[MM_TSB_HUGE].tsb_nentries;
+ if (tlb_type == cheetah_plus || tlb_type == hypervisor)
+ base = __pa(base);
+ __flush_tsb_one_entry(base, vaddr, HPAGE_SHIFT, nentries);
+ }
+#endif
+ spin_unlock_irqrestore(&mm->context.lock, flags);
+}
+
#define HV_PGSZ_IDX_BASE HV_PGSZ_IDX_8K
#define HV_PGSZ_MASK_BASE HV_PGSZ_MASK_8K
diff --git a/arch/sparc/mm/ultra.S b/arch/sparc/mm/ultra.S
index f8e13d4..432aa0c 100644
--- a/arch/sparc/mm/ultra.S
+++ b/arch/sparc/mm/ultra.S
@@ -53,6 +53,33 @@
nop
.align 32
+ .globl __flush_tlb_page
+__flush_tlb_page: /* 22 insns */
+ /* %o0 = context, %o1 = vaddr */
+ rdpr %pstate, %g7
+ andn %g7, PSTATE_IE, %g2
+ wrpr %g2, %pstate
+ mov SECONDARY_CONTEXT, %o4
+ ldxa [%o4] ASI_DMMU, %g2
+ stxa %o0, [%o4] ASI_DMMU
+ andcc %o1, 1, %g0
+ andn %o1, 1, %o3
+ be,pn %icc, 1f
+ or %o3, 0x10, %o3
+ stxa %g0, [%o3] ASI_IMMU_DEMAP
+1: stxa %g0, [%o3] ASI_DMMU_DEMAP
+ membar #Sync
+ stxa %g2, [%o4] ASI_DMMU
+ sethi %hi(KERNBASE), %o4
+ flush %o4
+ retl
+ wrpr %g7, 0x0, %pstate
+ nop
+ nop
+ nop
+ nop
+
+ .align 32
.globl __flush_tlb_pending
__flush_tlb_pending: /* 26 insns */
/* %o0 = context, %o1 = nr, %o2 = vaddrs[] */
@@ -203,6 +230,31 @@
retl
wrpr %g7, 0x0, %pstate
+__cheetah_flush_tlb_page: /* 22 insns */
+ /* %o0 = context, %o1 = vaddr */
+ rdpr %pstate, %g7
+ andn %g7, PSTATE_IE, %g2
+ wrpr %g2, 0x0, %pstate
+ wrpr %g0, 1, %tl
+ mov PRIMARY_CONTEXT, %o4
+ ldxa [%o4] ASI_DMMU, %g2
+ srlx %g2, CTX_PGSZ1_NUC_SHIFT, %o3
+ sllx %o3, CTX_PGSZ1_NUC_SHIFT, %o3
+ or %o0, %o3, %o0 /* Preserve nucleus page size fields */
+ stxa %o0, [%o4] ASI_DMMU
+ andcc %o1, 1, %g0
+ be,pn %icc, 1f
+ andn %o1, 1, %o3
+ stxa %g0, [%o3] ASI_IMMU_DEMAP
+1: stxa %g0, [%o3] ASI_DMMU_DEMAP
+ membar #Sync
+ stxa %g2, [%o4] ASI_DMMU
+ sethi %hi(KERNBASE), %o4
+ flush %o4
+ wrpr %g0, 0, %tl
+ retl
+ wrpr %g7, 0x0, %pstate
+
__cheetah_flush_tlb_pending: /* 27 insns */
/* %o0 = context, %o1 = nr, %o2 = vaddrs[] */
rdpr %pstate, %g7
@@ -269,6 +321,20 @@
retl
nop
+__hypervisor_flush_tlb_page: /* 11 insns */
+ /* %o0 = context, %o1 = vaddr */
+ mov %o0, %g2
+ mov %o1, %o0 /* ARG0: vaddr + IMMU-bit */
+ mov %g2, %o1 /* ARG1: mmu context */
+ mov HV_MMU_ALL, %o2 /* ARG2: flags */
+ srlx %o0, PAGE_SHIFT, %o0
+ sllx %o0, PAGE_SHIFT, %o0
+ ta HV_MMU_UNMAP_ADDR_TRAP
+ brnz,pn %o0, __hypervisor_tlb_tl0_error
+ mov HV_MMU_UNMAP_ADDR_TRAP, %o1
+ retl
+ nop
+
__hypervisor_flush_tlb_pending: /* 16 insns */
/* %o0 = context, %o1 = nr, %o2 = vaddrs[] */
sllx %o1, 3, %g1
@@ -339,6 +405,13 @@
call tlb_patch_one
mov 19, %o2
+ sethi %hi(__flush_tlb_page), %o0
+ or %o0, %lo(__flush_tlb_page), %o0
+ sethi %hi(__cheetah_flush_tlb_page), %o1
+ or %o1, %lo(__cheetah_flush_tlb_page), %o1
+ call tlb_patch_one
+ mov 22, %o2
+
sethi %hi(__flush_tlb_pending), %o0
or %o0, %lo(__flush_tlb_pending), %o0
sethi %hi(__cheetah_flush_tlb_pending), %o1
@@ -397,10 +470,9 @@
nop
nop
- .globl xcall_flush_tlb_pending
-xcall_flush_tlb_pending: /* 21 insns */
- /* %g5=context, %g1=nr, %g7=vaddrs[] */
- sllx %g1, 3, %g1
+ .globl xcall_flush_tlb_page
+xcall_flush_tlb_page: /* 17 insns */
+ /* %g5=context, %g1=vaddr */
mov PRIMARY_CONTEXT, %g4
ldxa [%g4] ASI_DMMU, %g2
srlx %g2, CTX_PGSZ1_NUC_SHIFT, %g4
@@ -408,20 +480,16 @@
or %g5, %g4, %g5
mov PRIMARY_CONTEXT, %g4
stxa %g5, [%g4] ASI_DMMU
-1: sub %g1, (1 << 3), %g1
- ldx [%g7 + %g1], %g5
- andcc %g5, 0x1, %g0
+ andcc %g1, 0x1, %g0
be,pn %icc, 2f
-
- andn %g5, 0x1, %g5
+ andn %g1, 0x1, %g5
stxa %g0, [%g5] ASI_IMMU_DEMAP
2: stxa %g0, [%g5] ASI_DMMU_DEMAP
membar #Sync
- brnz,pt %g1, 1b
- nop
stxa %g2, [%g4] ASI_DMMU
retry
nop
+ nop
.globl xcall_flush_tlb_kernel_range
xcall_flush_tlb_kernel_range: /* 25 insns */
@@ -656,15 +724,13 @@
membar #Sync
retry
- .globl __hypervisor_xcall_flush_tlb_pending
-__hypervisor_xcall_flush_tlb_pending: /* 21 insns */
- /* %g5=ctx, %g1=nr, %g7=vaddrs[], %g2,%g3,%g4,g6=scratch */
- sllx %g1, 3, %g1
+ .globl __hypervisor_xcall_flush_tlb_page
+__hypervisor_xcall_flush_tlb_page: /* 17 insns */
+ /* %g5=ctx, %g1=vaddr */
mov %o0, %g2
mov %o1, %g3
mov %o2, %g4
-1: sub %g1, (1 << 3), %g1
- ldx [%g7 + %g1], %o0 /* ARG0: virtual address */
+ mov %g1, %o0 /* ARG0: virtual address */
mov %g5, %o1 /* ARG1: mmu context */
mov HV_MMU_ALL, %o2 /* ARG2: flags */
srlx %o0, PAGE_SHIFT, %o0
@@ -673,8 +739,6 @@
mov HV_MMU_UNMAP_ADDR_TRAP, %g6
brnz,a,pn %o0, __hypervisor_tlb_xcall_error
mov %o0, %g5
- brnz,pt %g1, 1b
- nop
mov %g2, %o0
mov %g3, %o1
mov %g4, %o2
@@ -757,6 +821,13 @@
call tlb_patch_one
mov 10, %o2
+ sethi %hi(__flush_tlb_page), %o0
+ or %o0, %lo(__flush_tlb_page), %o0
+ sethi %hi(__hypervisor_flush_tlb_page), %o1
+ or %o1, %lo(__hypervisor_flush_tlb_page), %o1
+ call tlb_patch_one
+ mov 11, %o2
+
sethi %hi(__flush_tlb_pending), %o0
or %o0, %lo(__flush_tlb_pending), %o0
sethi %hi(__hypervisor_flush_tlb_pending), %o1
@@ -788,12 +859,12 @@
call tlb_patch_one
mov 21, %o2
- sethi %hi(xcall_flush_tlb_pending), %o0
- or %o0, %lo(xcall_flush_tlb_pending), %o0
- sethi %hi(__hypervisor_xcall_flush_tlb_pending), %o1
- or %o1, %lo(__hypervisor_xcall_flush_tlb_pending), %o1
+ sethi %hi(xcall_flush_tlb_page), %o0
+ or %o0, %lo(xcall_flush_tlb_page), %o0
+ sethi %hi(__hypervisor_xcall_flush_tlb_page), %o1
+ or %o1, %lo(__hypervisor_xcall_flush_tlb_page), %o1
call tlb_patch_one
- mov 21, %o2
+ mov 17, %o2
sethi %hi(xcall_flush_tlb_kernel_range), %o0
or %o0, %lo(xcall_flush_tlb_kernel_range), %o0
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 70c0f3d..15b5cef 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1549,6 +1549,7 @@
config EFI
bool "EFI runtime service support"
depends on ACPI
+ select UCS2_STRING
---help---
This enables the kernel to use EFI runtime services that are
available (such as the EFI variable services).
diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
index c205035a..8615f75 100644
--- a/arch/x86/boot/compressed/eboot.c
+++ b/arch/x86/boot/compressed/eboot.c
@@ -251,6 +251,51 @@
*size = len;
}
+static efi_status_t setup_efi_vars(struct boot_params *params)
+{
+ struct setup_data *data;
+ struct efi_var_bootdata *efidata;
+ u64 store_size, remaining_size, var_size;
+ efi_status_t status;
+
+ if (!sys_table->runtime->query_variable_info)
+ return EFI_UNSUPPORTED;
+
+ data = (struct setup_data *)(unsigned long)params->hdr.setup_data;
+
+ while (data && data->next)
+ data = (struct setup_data *)(unsigned long)data->next;
+
+ status = efi_call_phys4(sys_table->runtime->query_variable_info,
+ EFI_VARIABLE_NON_VOLATILE |
+ EFI_VARIABLE_BOOTSERVICE_ACCESS |
+ EFI_VARIABLE_RUNTIME_ACCESS, &store_size,
+ &remaining_size, &var_size);
+
+ if (status != EFI_SUCCESS)
+ return status;
+
+ status = efi_call_phys3(sys_table->boottime->allocate_pool,
+ EFI_LOADER_DATA, sizeof(*efidata), &efidata);
+
+ if (status != EFI_SUCCESS)
+ return status;
+
+ efidata->data.type = SETUP_EFI_VARS;
+ efidata->data.len = sizeof(struct efi_var_bootdata) -
+ sizeof(struct setup_data);
+ efidata->data.next = 0;
+ efidata->store_size = store_size;
+ efidata->remaining_size = remaining_size;
+ efidata->max_var_size = var_size;
+
+ if (data)
+ data->next = (unsigned long)efidata;
+ else
+ params->hdr.setup_data = (unsigned long)efidata;
+
+}
+
static efi_status_t setup_efi_pci(struct boot_params *params)
{
efi_pci_io_protocol *pci;
@@ -1157,6 +1202,8 @@
setup_graphics(boot_params);
+ setup_efi_vars(boot_params);
+
setup_efi_pci(boot_params);
status = efi_call_phys3(sys_table->boottime->allocate_pool,
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index 60c89f3..2fb5d58 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -102,6 +102,13 @@
extern void efi_unmap_memmap(void);
extern void efi_memory_uc(u64 addr, unsigned long size);
+struct efi_var_bootdata {
+ struct setup_data data;
+ u64 store_size;
+ u64 remaining_size;
+ u64 max_var_size;
+};
+
#ifdef CONFIG_EFI
static inline bool efi_is_native(void)
diff --git a/arch/x86/include/uapi/asm/bootparam.h b/arch/x86/include/uapi/asm/bootparam.h
index c15ddaf..0874424 100644
--- a/arch/x86/include/uapi/asm/bootparam.h
+++ b/arch/x86/include/uapi/asm/bootparam.h
@@ -6,6 +6,7 @@
#define SETUP_E820_EXT 1
#define SETUP_DTB 2
#define SETUP_PCI 3
+#define SETUP_EFI_VARS 4
/* ram_size flags */
#define RAMDISK_IMAGE_START_MASK 0x07FF
diff --git a/arch/x86/kernel/cpu/mshyperv.c b/arch/x86/kernel/cpu/mshyperv.c
index a7d26d83..8f4be53 100644
--- a/arch/x86/kernel/cpu/mshyperv.c
+++ b/arch/x86/kernel/cpu/mshyperv.c
@@ -35,13 +35,6 @@
if (!boot_cpu_has(X86_FEATURE_HYPERVISOR))
return false;
- /*
- * Xen emulates Hyper-V to support enlightened Windows.
- * Check to see first if we are on a Xen Hypervisor.
- */
- if (xen_cpuid_base())
- return false;
-
cpuid(HYPERV_CPUID_VENDOR_AND_MAX_FUNCTIONS,
&eax, &hyp_signature[0], &hyp_signature[1], &hyp_signature[2]);
@@ -82,12 +75,6 @@
if (ms_hyperv.features & HV_X64_MSR_TIME_REF_COUNT_AVAILABLE)
clocksource_register_hz(&hyperv_cs, NSEC_PER_SEC/100);
-#if IS_ENABLED(CONFIG_HYPERV)
- /*
- * Setup the IDT for hypervisor callback.
- */
- alloc_intr_gate(HYPERVISOR_CALLBACK_VECTOR, hyperv_callback_vector);
-#endif
}
const __refconst struct hypervisor_x86 x86_hyper_ms_hyperv = {
@@ -103,6 +90,11 @@
void hv_register_vmbus_handler(int irq, irq_handler_t handler)
{
+ /*
+ * Setup the IDT for hypervisor callback.
+ */
+ alloc_intr_gate(HYPERVISOR_CALLBACK_VECTOR, hyperv_callback_vector);
+
vmbus_irq = irq;
vmbus_isr = handler;
}
diff --git a/arch/x86/kernel/microcode_core_early.c b/arch/x86/kernel/microcode_core_early.c
index 577db84..833d51d6 100644
--- a/arch/x86/kernel/microcode_core_early.c
+++ b/arch/x86/kernel/microcode_core_early.c
@@ -45,9 +45,6 @@
u32 eax = 0x00000000;
u32 ebx, ecx = 0, edx;
- if (!have_cpuid_p())
- return X86_VENDOR_UNKNOWN;
-
native_cpuid(&eax, &ebx, &ecx, &edx);
if (CPUID_IS(CPUID_INTEL1, CPUID_INTEL2, CPUID_INTEL3, ebx, ecx, edx))
@@ -59,18 +56,45 @@
return X86_VENDOR_UNKNOWN;
}
+static int __cpuinit x86_family(void)
+{
+ u32 eax = 0x00000001;
+ u32 ebx, ecx = 0, edx;
+ int x86;
+
+ native_cpuid(&eax, &ebx, &ecx, &edx);
+
+ x86 = (eax >> 8) & 0xf;
+ if (x86 == 15)
+ x86 += (eax >> 20) & 0xff;
+
+ return x86;
+}
+
void __init load_ucode_bsp(void)
{
- int vendor = x86_vendor();
+ int vendor, x86;
- if (vendor == X86_VENDOR_INTEL)
+ if (!have_cpuid_p())
+ return;
+
+ vendor = x86_vendor();
+ x86 = x86_family();
+
+ if (vendor == X86_VENDOR_INTEL && x86 >= 6)
load_ucode_intel_bsp();
}
void __cpuinit load_ucode_ap(void)
{
- int vendor = x86_vendor();
+ int vendor, x86;
- if (vendor == X86_VENDOR_INTEL)
+ if (!have_cpuid_p())
+ return;
+
+ vendor = x86_vendor();
+ x86 = x86_family();
+
+ if (vendor == X86_VENDOR_INTEL && x86 >= 6)
load_ucode_intel_ap();
}
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 90d8cc9..fae9134 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -507,11 +507,14 @@
/*
* Keep the crash kernel below this limit. On 32 bits earlier kernels
* would limit the kernel to the low 512 MiB due to mapping restrictions.
+ * On 64bit, old kexec-tools need to under 896MiB.
*/
#ifdef CONFIG_X86_32
-# define CRASH_KERNEL_ADDR_MAX (512 << 20)
+# define CRASH_KERNEL_ADDR_LOW_MAX (512 << 20)
+# define CRASH_KERNEL_ADDR_HIGH_MAX (512 << 20)
#else
-# define CRASH_KERNEL_ADDR_MAX MAXMEM
+# define CRASH_KERNEL_ADDR_LOW_MAX (896UL<<20)
+# define CRASH_KERNEL_ADDR_HIGH_MAX MAXMEM
#endif
static void __init reserve_crashkernel_low(void)
@@ -521,19 +524,35 @@
unsigned long long low_base = 0, low_size = 0;
unsigned long total_low_mem;
unsigned long long base;
+ bool auto_set = false;
int ret;
total_low_mem = memblock_mem_size(1UL<<(32-PAGE_SHIFT));
+ /* crashkernel=Y,low */
ret = parse_crashkernel_low(boot_command_line, total_low_mem,
&low_size, &base);
- if (ret != 0 || low_size <= 0)
- return;
+ if (ret != 0) {
+ /*
+ * two parts from lib/swiotlb.c:
+ * swiotlb size: user specified with swiotlb= or default.
+ * swiotlb overflow buffer: now is hardcoded to 32k.
+ * We round it to 8M for other buffers that
+ * may need to stay low too.
+ */
+ low_size = swiotlb_size_or_default() + (8UL<<20);
+ auto_set = true;
+ } else {
+ /* passed with crashkernel=0,low ? */
+ if (!low_size)
+ return;
+ }
low_base = memblock_find_in_range(low_size, (1ULL<<32),
low_size, alignment);
if (!low_base) {
- pr_info("crashkernel low reservation failed - No suitable area found.\n");
+ if (!auto_set)
+ pr_info("crashkernel low reservation failed - No suitable area found.\n");
return;
}
@@ -554,14 +573,22 @@
const unsigned long long alignment = 16<<20; /* 16M */
unsigned long long total_mem;
unsigned long long crash_size, crash_base;
+ bool high = false;
int ret;
total_mem = memblock_phys_mem_size();
+ /* crashkernel=XM */
ret = parse_crashkernel(boot_command_line, total_mem,
&crash_size, &crash_base);
- if (ret != 0 || crash_size <= 0)
- return;
+ if (ret != 0 || crash_size <= 0) {
+ /* crashkernel=X,high */
+ ret = parse_crashkernel_high(boot_command_line, total_mem,
+ &crash_size, &crash_base);
+ if (ret != 0 || crash_size <= 0)
+ return;
+ high = true;
+ }
/* 0 means: find the address automatically */
if (crash_base <= 0) {
@@ -569,7 +596,9 @@
* kexec want bzImage is below CRASH_KERNEL_ADDR_MAX
*/
crash_base = memblock_find_in_range(alignment,
- CRASH_KERNEL_ADDR_MAX, crash_size, alignment);
+ high ? CRASH_KERNEL_ADDR_HIGH_MAX :
+ CRASH_KERNEL_ADDR_LOW_MAX,
+ crash_size, alignment);
if (!crash_base) {
pr_info("crashkernel reservation failed - No suitable area found.\n");
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index 5f2ecaf..e4a86a6 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -41,6 +41,7 @@
#include <linux/io.h>
#include <linux/reboot.h>
#include <linux/bcd.h>
+#include <linux/ucs2_string.h>
#include <asm/setup.h>
#include <asm/efi.h>
@@ -51,6 +52,13 @@
#define EFI_DEBUG 1
+/*
+ * There's some additional metadata associated with each
+ * variable. Intel's reference implementation is 60 bytes - bump that
+ * to account for potential alignment constraints
+ */
+#define VAR_METADATA_SIZE 64
+
struct efi __read_mostly efi = {
.mps = EFI_INVALID_TABLE_ADDR,
.acpi = EFI_INVALID_TABLE_ADDR,
@@ -69,6 +77,13 @@
static struct efi efi_phys __initdata;
static efi_system_table_t efi_systab __initdata;
+static u64 efi_var_store_size;
+static u64 efi_var_remaining_size;
+static u64 efi_var_max_var_size;
+static u64 boot_used_size;
+static u64 boot_var_size;
+static u64 active_size;
+
unsigned long x86_efi_facility;
/*
@@ -98,6 +113,15 @@
}
early_param("add_efi_memmap", setup_add_efi_memmap);
+static bool efi_no_storage_paranoia;
+
+static int __init setup_storage_paranoia(char *arg)
+{
+ efi_no_storage_paranoia = true;
+ return 0;
+}
+early_param("efi_no_storage_paranoia", setup_storage_paranoia);
+
static efi_status_t virt_efi_get_time(efi_time_t *tm, efi_time_cap_t *tc)
{
@@ -162,8 +186,53 @@
efi_char16_t *name,
efi_guid_t *vendor)
{
- return efi_call_virt3(get_next_variable,
- name_size, name, vendor);
+ efi_status_t status;
+ static bool finished = false;
+ static u64 var_size;
+
+ status = efi_call_virt3(get_next_variable,
+ name_size, name, vendor);
+
+ if (status == EFI_NOT_FOUND) {
+ finished = true;
+ if (var_size < boot_used_size) {
+ boot_var_size = boot_used_size - var_size;
+ active_size += boot_var_size;
+ } else {
+ printk(KERN_WARNING FW_BUG "efi: Inconsistent initial sizes\n");
+ }
+ }
+
+ if (boot_used_size && !finished) {
+ unsigned long size;
+ u32 attr;
+ efi_status_t s;
+ void *tmp;
+
+ s = virt_efi_get_variable(name, vendor, &attr, &size, NULL);
+
+ if (s != EFI_BUFFER_TOO_SMALL || !size)
+ return status;
+
+ tmp = kmalloc(size, GFP_ATOMIC);
+
+ if (!tmp)
+ return status;
+
+ s = virt_efi_get_variable(name, vendor, &attr, &size, tmp);
+
+ if (s == EFI_SUCCESS && (attr & EFI_VARIABLE_NON_VOLATILE)) {
+ var_size += size;
+ var_size += ucs2_strsize(name, 1024);
+ active_size += size;
+ active_size += VAR_METADATA_SIZE;
+ active_size += ucs2_strsize(name, 1024);
+ }
+
+ kfree(tmp);
+ }
+
+ return status;
}
static efi_status_t virt_efi_set_variable(efi_char16_t *name,
@@ -172,9 +241,34 @@
unsigned long data_size,
void *data)
{
- return efi_call_virt5(set_variable,
- name, vendor, attr,
- data_size, data);
+ efi_status_t status;
+ u32 orig_attr = 0;
+ unsigned long orig_size = 0;
+
+ status = virt_efi_get_variable(name, vendor, &orig_attr, &orig_size,
+ NULL);
+
+ if (status != EFI_BUFFER_TOO_SMALL)
+ orig_size = 0;
+
+ status = efi_call_virt5(set_variable,
+ name, vendor, attr,
+ data_size, data);
+
+ if (status == EFI_SUCCESS) {
+ if (orig_size) {
+ active_size -= orig_size;
+ active_size -= ucs2_strsize(name, 1024);
+ active_size -= VAR_METADATA_SIZE;
+ }
+ if (data_size) {
+ active_size += data_size;
+ active_size += ucs2_strsize(name, 1024);
+ active_size += VAR_METADATA_SIZE;
+ }
+ }
+
+ return status;
}
static efi_status_t virt_efi_query_variable_info(u32 attr,
@@ -682,6 +776,9 @@
char vendor[100] = "unknown";
int i = 0;
void *tmp;
+ struct setup_data *data;
+ struct efi_var_bootdata *efi_var_data;
+ u64 pa_data;
#ifdef CONFIG_X86_32
if (boot_params.efi_info.efi_systab_hi ||
@@ -699,6 +796,22 @@
if (efi_systab_init(efi_phys.systab))
return;
+ pa_data = boot_params.hdr.setup_data;
+ while (pa_data) {
+ data = early_ioremap(pa_data, sizeof(*efi_var_data));
+ if (data->type == SETUP_EFI_VARS) {
+ efi_var_data = (struct efi_var_bootdata *)data;
+
+ efi_var_store_size = efi_var_data->store_size;
+ efi_var_remaining_size = efi_var_data->remaining_size;
+ efi_var_max_var_size = efi_var_data->max_var_size;
+ }
+ pa_data = data->next;
+ early_iounmap(data, sizeof(*efi_var_data));
+ }
+
+ boot_used_size = efi_var_store_size - efi_var_remaining_size;
+
set_bit(EFI_SYSTEM_TABLES, &x86_efi_facility);
/*
@@ -999,3 +1112,48 @@
}
return 0;
}
+
+/*
+ * Some firmware has serious problems when using more than 50% of the EFI
+ * variable store, i.e. it triggers bugs that can brick machines. Ensure that
+ * we never use more than this safe limit.
+ *
+ * Return EFI_SUCCESS if it is safe to write 'size' bytes to the variable
+ * store.
+ */
+efi_status_t efi_query_variable_store(u32 attributes, unsigned long size)
+{
+ efi_status_t status;
+ u64 storage_size, remaining_size, max_size;
+
+ status = efi.query_variable_info(attributes, &storage_size,
+ &remaining_size, &max_size);
+ if (status != EFI_SUCCESS)
+ return status;
+
+ if (!max_size && remaining_size > size)
+ printk_once(KERN_ERR FW_BUG "Broken EFI implementation"
+ " is returning MaxVariableSize=0\n");
+ /*
+ * Some firmware implementations refuse to boot if there's insufficient
+ * space in the variable store. We account for that by refusing the
+ * write if permitting it would reduce the available space to under
+ * 50%. However, some firmware won't reclaim variable space until
+ * after the used (not merely the actively used) space drops below
+ * a threshold. We can approximate that case with the value calculated
+ * above. If both the firmware and our calculations indicate that the
+ * available space would drop below 50%, refuse the write.
+ */
+
+ if (!storage_size || size > remaining_size ||
+ (max_size && size > max_size))
+ return EFI_OUT_OF_RESOURCES;
+
+ if (!efi_no_storage_paranoia &&
+ ((active_size + size + VAR_METADATA_SIZE > storage_size / 2) &&
+ (remaining_size - size < storage_size / 2)))
+ return EFI_OUT_OF_RESOURCES;
+
+ return EFI_SUCCESS;
+}
+EXPORT_SYMBOL_GPL(efi_query_variable_store);
diff --git a/block/blk-core.c b/block/blk-core.c
index 074b758..7c28835 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -39,6 +39,7 @@
EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_remap);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_remap);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_complete);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_unplug);
DEFINE_IDA(blk_queue_ida);
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index f556f8a..b7b7a88 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1742,9 +1742,10 @@
struct rbd_device *rbd_dev = img_request->rbd_dev;
struct ceph_osd_client *osdc = &rbd_dev->rbd_client->client->osdc;
struct rbd_obj_request *obj_request;
+ struct rbd_obj_request *next_obj_request;
dout("%s: img %p\n", __func__, img_request);
- for_each_obj_request(img_request, obj_request) {
+ for_each_obj_request_safe(img_request, obj_request, next_obj_request) {
int ret;
obj_request->callback = rbd_img_obj_callback;
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index e3f9a99..d784650 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -373,26 +373,14 @@
struct hpet_dev *devp;
unsigned long addr;
- if (((vma->vm_end - vma->vm_start) != PAGE_SIZE) || vma->vm_pgoff)
- return -EINVAL;
-
devp = file->private_data;
addr = devp->hd_hpets->hp_hpet_phys;
if (addr & (PAGE_SIZE - 1))
return -ENOSYS;
- vma->vm_flags |= VM_IO;
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
-
- if (io_remap_pfn_range(vma, vma->vm_start, addr >> PAGE_SHIFT,
- PAGE_SIZE, vma->vm_page_prot)) {
- printk(KERN_ERR "%s: io_remap_pfn_range failed\n",
- __func__);
- return -EAGAIN;
- }
-
- return 0;
+ return vm_iomap_memory(vma, addr, PAGE_SIZE);
#else
return -ENOSYS;
#endif
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 6e13f26..88cfc61 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -310,8 +310,6 @@
dev_vdbg(chan2dev(&atchan->chan_common), "complete all\n");
- BUG_ON(atc_chan_is_enabled(atchan));
-
/*
* Submit queued descriptors ASAP, i.e. before we go through
* the completed ones.
@@ -368,6 +366,9 @@
{
dev_vdbg(chan2dev(&atchan->chan_common), "advance_work\n");
+ if (atc_chan_is_enabled(atchan))
+ return;
+
if (list_empty(&atchan->active_list) ||
list_is_singular(&atchan->active_list)) {
atc_complete_all(atchan);
@@ -1078,9 +1079,7 @@
return;
spin_lock_irqsave(&atchan->lock, flags);
- if (!atc_chan_is_enabled(atchan)) {
- atc_advance_work(atchan);
- }
+ atc_advance_work(atchan);
spin_unlock_irqrestore(&atchan->lock, flags);
}
diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig
index 42c759a..3e53200 100644
--- a/drivers/firmware/Kconfig
+++ b/drivers/firmware/Kconfig
@@ -39,6 +39,7 @@
config EFI_VARS
tristate "EFI Variable Support via sysfs"
depends on EFI
+ select UCS2_STRING
default n
help
If you say Y here, you are able to get EFI (Extensible Firmware
diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c
index 7acafb8..182ce94 100644
--- a/drivers/firmware/efivars.c
+++ b/drivers/firmware/efivars.c
@@ -80,6 +80,7 @@
#include <linux/slab.h>
#include <linux/pstore.h>
#include <linux/ctype.h>
+#include <linux/ucs2_string.h>
#include <linux/fs.h>
#include <linux/ramfs.h>
@@ -172,51 +173,6 @@
static DECLARE_WORK(efivar_work, efivar_update_sysfs_entries);
static bool efivar_wq_enabled = true;
-/* Return the number of unicode characters in data */
-static unsigned long
-utf16_strnlen(efi_char16_t *s, size_t maxlength)
-{
- unsigned long length = 0;
-
- while (*s++ != 0 && length < maxlength)
- length++;
- return length;
-}
-
-static inline unsigned long
-utf16_strlen(efi_char16_t *s)
-{
- return utf16_strnlen(s, ~0UL);
-}
-
-/*
- * Return the number of bytes is the length of this string
- * Note: this is NOT the same as the number of unicode characters
- */
-static inline unsigned long
-utf16_strsize(efi_char16_t *data, unsigned long maxlength)
-{
- return utf16_strnlen(data, maxlength/sizeof(efi_char16_t)) * sizeof(efi_char16_t);
-}
-
-static inline int
-utf16_strncmp(const efi_char16_t *a, const efi_char16_t *b, size_t len)
-{
- while (1) {
- if (len == 0)
- return 0;
- if (*a < *b)
- return -1;
- if (*a > *b)
- return 1;
- if (*a == 0) /* implies *b == 0 */
- return 0;
- a++;
- b++;
- len--;
- }
-}
-
static bool
validate_device_path(struct efi_variable *var, int match, u8 *buffer,
unsigned long len)
@@ -268,7 +224,7 @@
u16 filepathlength;
int i, desclength = 0, namelen;
- namelen = utf16_strnlen(var->VariableName, sizeof(var->VariableName));
+ namelen = ucs2_strnlen(var->VariableName, sizeof(var->VariableName));
/* Either "Boot" or "Driver" followed by four digits of hex */
for (i = match; i < match+4; i++) {
@@ -291,7 +247,7 @@
* There's no stored length for the description, so it has to be
* found by hand
*/
- desclength = utf16_strsize((efi_char16_t *)(buffer + 6), len - 6) + 2;
+ desclength = ucs2_strsize((efi_char16_t *)(buffer + 6), len - 6) + 2;
/* Each boot entry must have a descriptor */
if (!desclength)
@@ -436,24 +392,12 @@
check_var_size_locked(struct efivars *efivars, u32 attributes,
unsigned long size)
{
- u64 storage_size, remaining_size, max_size;
- efi_status_t status;
const struct efivar_operations *fops = efivars->ops;
- if (!efivars->ops->query_variable_info)
+ if (!efivars->ops->query_variable_store)
return EFI_UNSUPPORTED;
- status = fops->query_variable_info(attributes, &storage_size,
- &remaining_size, &max_size);
-
- if (status != EFI_SUCCESS)
- return status;
-
- if (!storage_size || size > remaining_size || size > max_size ||
- (remaining_size - size) < (storage_size / 2))
- return EFI_OUT_OF_RESOURCES;
-
- return status;
+ return fops->query_variable_store(attributes, size);
}
@@ -593,7 +537,7 @@
spin_lock_irq(&efivars->lock);
status = check_var_size_locked(efivars, new_var->Attributes,
- new_var->DataSize + utf16_strsize(new_var->VariableName, 1024));
+ new_var->DataSize + ucs2_strsize(new_var->VariableName, 1024));
if (status == EFI_SUCCESS || status == EFI_UNSUPPORTED)
status = efivars->ops->set_variable(new_var->VariableName,
@@ -771,7 +715,7 @@
* QueryVariableInfo() isn't supported by the firmware.
*/
- varsize = datasize + utf16_strsize(var->var.VariableName, 1024);
+ varsize = datasize + ucs2_strsize(var->var.VariableName, 1024);
status = check_var_size(efivars, attributes, varsize);
if (status != EFI_SUCCESS) {
@@ -1223,7 +1167,7 @@
inode = NULL;
- len = utf16_strlen(entry->var.VariableName);
+ len = ucs2_strlen(entry->var.VariableName);
/* name, plus '-', plus GUID, plus NUL*/
name = kmalloc(len + 1 + GUID_LEN + 1, GFP_ATOMIC);
@@ -1481,8 +1425,8 @@
if (efi_guidcmp(entry->var.VendorGuid, vendor))
continue;
- if (utf16_strncmp(entry->var.VariableName, efi_name,
- utf16_strlen(efi_name))) {
+ if (ucs2_strncmp(entry->var.VariableName, efi_name,
+ ucs2_strlen(efi_name))) {
/*
* Check if an old format,
* which doesn't support holding
@@ -1494,8 +1438,8 @@
for (i = 0; i < DUMP_NAME_LEN; i++)
efi_name_old[i] = name_old[i];
- if (utf16_strncmp(entry->var.VariableName, efi_name_old,
- utf16_strlen(efi_name_old)))
+ if (ucs2_strncmp(entry->var.VariableName, efi_name_old,
+ ucs2_strlen(efi_name_old)))
continue;
}
@@ -1573,8 +1517,8 @@
* Does this variable already exist?
*/
list_for_each_entry_safe(search_efivar, n, &efivars->list, list) {
- strsize1 = utf16_strsize(search_efivar->var.VariableName, 1024);
- strsize2 = utf16_strsize(new_var->VariableName, 1024);
+ strsize1 = ucs2_strsize(search_efivar->var.VariableName, 1024);
+ strsize2 = ucs2_strsize(new_var->VariableName, 1024);
if (strsize1 == strsize2 &&
!memcmp(&(search_efivar->var.VariableName),
new_var->VariableName, strsize1) &&
@@ -1590,7 +1534,7 @@
}
status = check_var_size_locked(efivars, new_var->Attributes,
- new_var->DataSize + utf16_strsize(new_var->VariableName, 1024));
+ new_var->DataSize + ucs2_strsize(new_var->VariableName, 1024));
if (status && status != EFI_UNSUPPORTED) {
spin_unlock_irq(&efivars->lock);
@@ -1614,7 +1558,7 @@
/* Create the entry in sysfs. Locking is not required here */
status = efivar_create_sysfs_entry(efivars,
- utf16_strsize(new_var->VariableName,
+ ucs2_strsize(new_var->VariableName,
1024),
new_var->VariableName,
&new_var->VendorGuid);
@@ -1644,8 +1588,8 @@
* Does this variable already exist?
*/
list_for_each_entry_safe(search_efivar, n, &efivars->list, list) {
- strsize1 = utf16_strsize(search_efivar->var.VariableName, 1024);
- strsize2 = utf16_strsize(del_var->VariableName, 1024);
+ strsize1 = ucs2_strsize(search_efivar->var.VariableName, 1024);
+ strsize2 = ucs2_strsize(del_var->VariableName, 1024);
if (strsize1 == strsize2 &&
!memcmp(&(search_efivar->var.VariableName),
del_var->VariableName, strsize1) &&
@@ -1691,9 +1635,9 @@
unsigned long strsize1, strsize2;
bool found = false;
- strsize1 = utf16_strsize(variable_name, 1024);
+ strsize1 = ucs2_strsize(variable_name, 1024);
list_for_each_entry_safe(entry, n, &efivars->list, list) {
- strsize2 = utf16_strsize(entry->var.VariableName, 1024);
+ strsize2 = ucs2_strsize(entry->var.VariableName, 1024);
if (strsize1 == strsize2 &&
!memcmp(variable_name, &(entry->var.VariableName),
strsize2) &&
@@ -2131,7 +2075,7 @@
ops.get_variable = efi.get_variable;
ops.set_variable = efi.set_variable;
ops.get_next_variable = efi.get_next_variable;
- ops.query_variable_info = efi.query_variable_info;
+ ops.query_variable_store = efi_query_variable_store;
error = register_efivars(&__efivars, &ops, efi_kobj);
if (error)
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index 5d66750..1a38dd7 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -465,6 +465,7 @@
ICPU(0x3c, idle_cpu_hsw),
ICPU(0x3f, idle_cpu_hsw),
ICPU(0x45, idle_cpu_hsw),
+ ICPU(0x46, idle_cpu_hsw),
{}
};
MODULE_DEVICE_TABLE(x86cpu, intel_idle_ids);
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 1daa979..0bfd8cf 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -359,7 +359,7 @@
case 0x802: /* Intuos4 General Pen */
case 0x804: /* Intuos4 Marker Pen */
case 0x40802: /* Intuos4 Classic Pen */
- case 0x18803: /* DTH2242 Grip Pen */
+ case 0x18802: /* DTH2242 Grip Pen */
case 0x022:
wacom->tool[idx] = BTN_TOOL_PEN;
break;
@@ -1912,7 +1912,7 @@
{ "Wacom Intuos4 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 2047,
63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
static const struct wacom_features wacom_features_0xBC =
- { "Wacom Intuos4 WL", WACOM_PKGLEN_INTUOS, 40840, 25400, 2047,
+ { "Wacom Intuos4 WL", WACOM_PKGLEN_INTUOS, 40640, 25400, 2047,
63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
static const struct wacom_features wacom_features_0x26 =
{ "Wacom Intuos5 touch S", WACOM_PKGLEN_INTUOS, 31496, 19685, 2047,
@@ -2144,7 +2144,7 @@
{ USB_DEVICE_WACOM(0x44) },
{ USB_DEVICE_WACOM(0x45) },
{ USB_DEVICE_WACOM(0x59) },
- { USB_DEVICE_WACOM(0x5D) },
+ { USB_DEVICE_DETAILED(0x5D, USB_CLASS_HID, 0, 0) },
{ USB_DEVICE_WACOM(0xB0) },
{ USB_DEVICE_WACOM(0xB1) },
{ USB_DEVICE_WACOM(0xB2) },
@@ -2209,7 +2209,7 @@
{ USB_DEVICE_WACOM(0x47) },
{ USB_DEVICE_WACOM(0xF4) },
{ USB_DEVICE_WACOM(0xF8) },
- { USB_DEVICE_WACOM(0xF6) },
+ { USB_DEVICE_DETAILED(0xF6, USB_CLASS_HID, 0, 0) },
{ USB_DEVICE_WACOM(0xFA) },
{ USB_DEVICE_LENOVO(0x6004) },
{ }
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index a32e0d5..fc6aebf 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -236,7 +236,8 @@
if (gic_arch_extn.irq_retrigger)
return gic_arch_extn.irq_retrigger(d);
- return -ENXIO;
+ /* the genirq layer expects 0 if we can't retrigger in hardware */
+ return 0;
}
#ifdef CONFIG_SMP
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 7e46926..9a0bdad 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -611,6 +611,7 @@
queue_io(md, bio);
} else {
/* done with normal IO or empty flush */
+ trace_block_bio_complete(md->queue, bio, io_error);
bio_endio(bio, io_error);
}
}
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 24909eb..f4e87bf 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -184,6 +184,8 @@
return_bi = bi->bi_next;
bi->bi_next = NULL;
bi->bi_size = 0;
+ trace_block_bio_complete(bdev_get_queue(bi->bi_bdev),
+ bi, 0);
bio_endio(bi, 0);
bi = return_bi;
}
@@ -3914,6 +3916,8 @@
rdev_dec_pending(rdev, conf->mddev);
if (!error && uptodate) {
+ trace_block_bio_complete(bdev_get_queue(raid_bi->bi_bdev),
+ raid_bi, 0);
bio_endio(raid_bi, 0);
if (atomic_dec_and_test(&conf->active_aligned_reads))
wake_up(&conf->wait_for_stripe);
@@ -4382,6 +4386,8 @@
if ( rw == WRITE )
md_write_end(mddev);
+ trace_block_bio_complete(bdev_get_queue(bi->bi_bdev),
+ bi, 0);
bio_endio(bi, 0);
}
}
@@ -4758,8 +4764,11 @@
handled++;
}
remaining = raid5_dec_bi_active_stripes(raid_bio);
- if (remaining == 0)
+ if (remaining == 0) {
+ trace_block_bio_complete(bdev_get_queue(raid_bio->bi_bdev),
+ raid_bio, 0);
bio_endio(raid_bio, 0);
+ }
if (atomic_dec_and_test(&conf->active_aligned_reads))
wake_up(&conf->wait_for_stripe);
return handled;
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index 92ab30a..dc571eb 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -1123,33 +1123,6 @@
}
#endif
-static inline unsigned long get_vm_size(struct vm_area_struct *vma)
-{
- return vma->vm_end - vma->vm_start;
-}
-
-static inline resource_size_t get_vm_offset(struct vm_area_struct *vma)
-{
- return (resource_size_t) vma->vm_pgoff << PAGE_SHIFT;
-}
-
-/*
- * Set a new vm offset.
- *
- * Verify that the incoming offset really works as a page offset,
- * and that the offset and size fit in a resource_size_t.
- */
-static inline int set_vm_offset(struct vm_area_struct *vma, resource_size_t off)
-{
- pgoff_t pgoff = off >> PAGE_SHIFT;
- if (off != (resource_size_t) pgoff << PAGE_SHIFT)
- return -EINVAL;
- if (off + get_vm_size(vma) - 1 < off)
- return -EINVAL;
- vma->vm_pgoff = pgoff;
- return 0;
-}
-
/*
* set up a mapping for shared memory segments
*/
@@ -1159,45 +1132,17 @@
struct mtd_file_info *mfi = file->private_data;
struct mtd_info *mtd = mfi->mtd;
struct map_info *map = mtd->priv;
- resource_size_t start, off;
- unsigned long len, vma_len;
/* This is broken because it assumes the MTD device is map-based
and that mtd->priv is a valid struct map_info. It should be
replaced with something that uses the mtd_get_unmapped_area()
operation properly. */
if (0 /*mtd->type == MTD_RAM || mtd->type == MTD_ROM*/) {
- off = get_vm_offset(vma);
- start = map->phys;
- len = PAGE_ALIGN((start & ~PAGE_MASK) + map->size);
- start &= PAGE_MASK;
- vma_len = get_vm_size(vma);
-
- /* Overflow in off+len? */
- if (vma_len + off < off)
- return -EINVAL;
- /* Does it fit in the mapping? */
- if (vma_len + off > len)
- return -EINVAL;
-
- off += start;
- /* Did that overflow? */
- if (off < start)
- return -EINVAL;
- if (set_vm_offset(vma, off) < 0)
- return -EINVAL;
- vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
-
#ifdef pgprot_noncached
- if (file->f_flags & O_DSYNC || off >= __pa(high_memory))
+ if (file->f_flags & O_DSYNC || map->phys >= __pa(high_memory))
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
#endif
- if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot))
- return -EAGAIN;
-
- return 0;
+ return vm_iomap_memory(vma, map->phys, map->size);
}
return -ENOSYS;
#else
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 07401a3..dbbea0e 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -846,8 +846,10 @@
if (bond->dev->flags & IFF_ALLMULTI)
dev_set_allmulti(old_active->dev, -1);
+ netif_addr_lock_bh(bond->dev);
netdev_for_each_mc_addr(ha, bond->dev)
dev_mc_del(old_active->dev, ha->addr);
+ netif_addr_unlock_bh(bond->dev);
}
if (new_active) {
@@ -858,8 +860,10 @@
if (bond->dev->flags & IFF_ALLMULTI)
dev_set_allmulti(new_active->dev, 1);
+ netif_addr_lock_bh(bond->dev);
netdev_for_each_mc_addr(ha, bond->dev)
dev_mc_add(new_active->dev, ha->addr);
+ netif_addr_unlock_bh(bond->dev);
}
}
@@ -1901,11 +1905,29 @@
bond_destroy_slave_symlinks(bond_dev, slave_dev);
err_detach:
+ if (!USES_PRIMARY(bond->params.mode)) {
+ netif_addr_lock_bh(bond_dev);
+ bond_mc_list_flush(bond_dev, slave_dev);
+ netif_addr_unlock_bh(bond_dev);
+ }
+ bond_del_vlans_from_slave(bond, slave_dev);
write_lock_bh(&bond->lock);
bond_detach_slave(bond, new_slave);
+ if (bond->primary_slave == new_slave)
+ bond->primary_slave = NULL;
write_unlock_bh(&bond->lock);
+ if (bond->curr_active_slave == new_slave) {
+ read_lock(&bond->lock);
+ write_lock_bh(&bond->curr_slave_lock);
+ bond_change_active_slave(bond, NULL);
+ bond_select_active_slave(bond);
+ write_unlock_bh(&bond->curr_slave_lock);
+ read_unlock(&bond->lock);
+ }
+ slave_disable_netpoll(new_slave);
err_close:
+ slave_dev->priv_flags &= ~IFF_BONDING;
dev_close(slave_dev);
err_unset_master:
@@ -3168,11 +3190,20 @@
struct net_device *slave_dev)
{
struct slave *slave = bond_slave_get_rtnl(slave_dev);
- struct bonding *bond = slave->bond;
- struct net_device *bond_dev = slave->bond->dev;
+ struct bonding *bond;
+ struct net_device *bond_dev;
u32 old_speed;
u8 old_duplex;
+ /* A netdev event can be generated while enslaving a device
+ * before netdev_rx_handler_register is called in which case
+ * slave will be NULL
+ */
+ if (!slave)
+ return NOTIFY_DONE;
+ bond_dev = slave->bond->dev;
+ bond = slave->bond;
+
switch (event) {
case NETDEV_UNREGISTER:
if (bond->setup_by_slave)
@@ -3286,20 +3317,22 @@
*/
static int bond_xmit_hash_policy_l23(struct sk_buff *skb, int count)
{
- struct ethhdr *data = (struct ethhdr *)skb->data;
- struct iphdr *iph;
- struct ipv6hdr *ipv6h;
+ const struct ethhdr *data;
+ const struct iphdr *iph;
+ const struct ipv6hdr *ipv6h;
u32 v6hash;
- __be32 *s, *d;
+ const __be32 *s, *d;
if (skb->protocol == htons(ETH_P_IP) &&
- skb_network_header_len(skb) >= sizeof(*iph)) {
+ pskb_network_may_pull(skb, sizeof(*iph))) {
iph = ip_hdr(skb);
+ data = (struct ethhdr *)skb->data;
return ((ntohl(iph->saddr ^ iph->daddr) & 0xffff) ^
(data->h_dest[5] ^ data->h_source[5])) % count;
} else if (skb->protocol == htons(ETH_P_IPV6) &&
- skb_network_header_len(skb) >= sizeof(*ipv6h)) {
+ pskb_network_may_pull(skb, sizeof(*ipv6h))) {
ipv6h = ipv6_hdr(skb);
+ data = (struct ethhdr *)skb->data;
s = &ipv6h->saddr.s6_addr32[0];
d = &ipv6h->daddr.s6_addr32[0];
v6hash = (s[1] ^ d[1]) ^ (s[2] ^ d[2]) ^ (s[3] ^ d[3]);
@@ -3318,33 +3351,36 @@
static int bond_xmit_hash_policy_l34(struct sk_buff *skb, int count)
{
u32 layer4_xor = 0;
- struct iphdr *iph;
- struct ipv6hdr *ipv6h;
- __be32 *s, *d;
- __be16 *layer4hdr;
+ const struct iphdr *iph;
+ const struct ipv6hdr *ipv6h;
+ const __be32 *s, *d;
+ const __be16 *l4 = NULL;
+ __be16 _l4[2];
+ int noff = skb_network_offset(skb);
+ int poff;
if (skb->protocol == htons(ETH_P_IP) &&
- skb_network_header_len(skb) >= sizeof(*iph)) {
+ pskb_may_pull(skb, noff + sizeof(*iph))) {
iph = ip_hdr(skb);
- if (!ip_is_fragment(iph) &&
- (iph->protocol == IPPROTO_TCP ||
- iph->protocol == IPPROTO_UDP) &&
- (skb_headlen(skb) - skb_network_offset(skb) >=
- iph->ihl * sizeof(u32) + sizeof(*layer4hdr) * 2)) {
- layer4hdr = (__be16 *)((u32 *)iph + iph->ihl);
- layer4_xor = ntohs(*layer4hdr ^ *(layer4hdr + 1));
+ poff = proto_ports_offset(iph->protocol);
+
+ if (!ip_is_fragment(iph) && poff >= 0) {
+ l4 = skb_header_pointer(skb, noff + (iph->ihl << 2) + poff,
+ sizeof(_l4), &_l4);
+ if (l4)
+ layer4_xor = ntohs(l4[0] ^ l4[1]);
}
return (layer4_xor ^
((ntohl(iph->saddr ^ iph->daddr)) & 0xffff)) % count;
} else if (skb->protocol == htons(ETH_P_IPV6) &&
- skb_network_header_len(skb) >= sizeof(*ipv6h)) {
+ pskb_may_pull(skb, noff + sizeof(*ipv6h))) {
ipv6h = ipv6_hdr(skb);
- if ((ipv6h->nexthdr == IPPROTO_TCP ||
- ipv6h->nexthdr == IPPROTO_UDP) &&
- (skb_headlen(skb) - skb_network_offset(skb) >=
- sizeof(*ipv6h) + sizeof(*layer4hdr) * 2)) {
- layer4hdr = (__be16 *)(ipv6h + 1);
- layer4_xor = ntohs(*layer4hdr ^ *(layer4hdr + 1));
+ poff = proto_ports_offset(ipv6h->nexthdr);
+ if (poff >= 0) {
+ l4 = skb_header_pointer(skb, noff + sizeof(*ipv6h) + poff,
+ sizeof(_l4), &_l4);
+ if (l4)
+ layer4_xor = ntohs(l4[0] ^ l4[1]);
}
s = &ipv6h->saddr.s6_addr32[0];
d = &ipv6h->daddr.s6_addr32[0];
diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c
index f32b9fc..9aa0c64 100644
--- a/drivers/net/can/mcp251x.c
+++ b/drivers/net/can/mcp251x.c
@@ -929,6 +929,7 @@
struct mcp251x_priv *priv = netdev_priv(net);
struct spi_device *spi = priv->spi;
struct mcp251x_platform_data *pdata = spi->dev.platform_data;
+ unsigned long flags;
int ret;
ret = open_candev(net);
@@ -945,9 +946,14 @@
priv->tx_skb = NULL;
priv->tx_len = 0;
+ flags = IRQF_ONESHOT;
+ if (pdata->irq_flags)
+ flags |= pdata->irq_flags;
+ else
+ flags |= IRQF_TRIGGER_FALLING;
+
ret = request_threaded_irq(spi->irq, NULL, mcp251x_can_ist,
- pdata->irq_flags ? pdata->irq_flags : IRQF_TRIGGER_FALLING,
- DEVICE_NAME, priv);
+ flags, DEVICE_NAME, priv);
if (ret) {
dev_err(&spi->dev, "failed to acquire irq %d\n", spi->irq);
if (pdata->transceiver_enable)
diff --git a/drivers/net/can/sja1000/sja1000_of_platform.c b/drivers/net/can/sja1000/sja1000_of_platform.c
index 6433b81..8e0c4a0 100644
--- a/drivers/net/can/sja1000/sja1000_of_platform.c
+++ b/drivers/net/can/sja1000/sja1000_of_platform.c
@@ -96,8 +96,8 @@
struct net_device *dev;
struct sja1000_priv *priv;
struct resource res;
- const u32 *prop;
- int err, irq, res_size, prop_size;
+ u32 prop;
+ int err, irq, res_size;
void __iomem *base;
err = of_address_to_resource(np, 0, &res);
@@ -138,27 +138,27 @@
priv->read_reg = sja1000_ofp_read_reg;
priv->write_reg = sja1000_ofp_write_reg;
- prop = of_get_property(np, "nxp,external-clock-frequency", &prop_size);
- if (prop && (prop_size == sizeof(u32)))
- priv->can.clock.freq = *prop / 2;
+ err = of_property_read_u32(np, "nxp,external-clock-frequency", &prop);
+ if (!err)
+ priv->can.clock.freq = prop / 2;
else
priv->can.clock.freq = SJA1000_OFP_CAN_CLOCK; /* default */
- prop = of_get_property(np, "nxp,tx-output-mode", &prop_size);
- if (prop && (prop_size == sizeof(u32)))
- priv->ocr |= *prop & OCR_MODE_MASK;
+ err = of_property_read_u32(np, "nxp,tx-output-mode", &prop);
+ if (!err)
+ priv->ocr |= prop & OCR_MODE_MASK;
else
priv->ocr |= OCR_MODE_NORMAL; /* default */
- prop = of_get_property(np, "nxp,tx-output-config", &prop_size);
- if (prop && (prop_size == sizeof(u32)))
- priv->ocr |= (*prop << OCR_TX_SHIFT) & OCR_TX_MASK;
+ err = of_property_read_u32(np, "nxp,tx-output-config", &prop);
+ if (!err)
+ priv->ocr |= (prop << OCR_TX_SHIFT) & OCR_TX_MASK;
else
priv->ocr |= OCR_TX0_PULLDOWN; /* default */
- prop = of_get_property(np, "nxp,clock-out-frequency", &prop_size);
- if (prop && (prop_size == sizeof(u32)) && *prop) {
- u32 divider = priv->can.clock.freq * 2 / *prop;
+ err = of_property_read_u32(np, "nxp,clock-out-frequency", &prop);
+ if (!err && prop) {
+ u32 divider = priv->can.clock.freq * 2 / prop;
if (divider > 1)
priv->cdr |= divider / 2 - 1;
@@ -168,8 +168,7 @@
priv->cdr |= CDR_CLK_OFF; /* default */
}
- prop = of_get_property(np, "nxp,no-comparator-bypass", NULL);
- if (!prop)
+ if (!of_property_read_bool(np, "nxp,no-comparator-bypass"))
priv->cdr |= CDR_CBP; /* default */
priv->irq_flags = IRQF_SHARED;
diff --git a/drivers/net/ethernet/8390/ax88796.c b/drivers/net/ethernet/8390/ax88796.c
index cab306a..e1d2643 100644
--- a/drivers/net/ethernet/8390/ax88796.c
+++ b/drivers/net/ethernet/8390/ax88796.c
@@ -828,7 +828,7 @@
struct ei_device *ei_local;
struct ax_device *ax;
struct resource *irq, *mem, *mem2;
- resource_size_t mem_size, mem2_size = 0;
+ unsigned long mem_size, mem2_size = 0;
int ret = 0;
dev = ax__alloc_ei_netdev(sizeof(struct ax_device));
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 4046f97..57619dd 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -2614,6 +2614,9 @@
}
}
+ /* initialize FW coalescing state machines in RAM */
+ bnx2x_update_coalesce(bp);
+
/* setup the leading queue */
rc = bnx2x_setup_leading(bp);
if (rc) {
@@ -4580,11 +4583,11 @@
u32 enable_flag = disable ? 0 : (1 << HC_INDEX_DATA_HC_ENABLED_SHIFT);
u32 addr = BAR_CSTRORM_INTMEM +
CSTORM_STATUS_BLOCK_DATA_FLAGS_OFFSET(fw_sb_id, sb_index);
- u16 flags = REG_RD16(bp, addr);
+ u8 flags = REG_RD8(bp, addr);
/* clear and set */
flags &= ~HC_INDEX_DATA_HC_ENABLED;
flags |= enable_flag;
- REG_WR16(bp, addr, flags);
+ REG_WR8(bp, addr, flags);
DP(NETIF_MSG_IFUP,
"port %x fw_sb_id %d sb_index %d disable %d\n",
port, fw_sb_id, sb_index, disable);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 8e58da9..c50696b 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -9878,6 +9878,10 @@
REG_RD(bp, NIG_REG_NIG_INT_STS_CLR_0);
}
}
+ if (!CHIP_IS_E1x(bp))
+ /* block FW from writing to host */
+ REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 0);
+
/* wait until BRB is empty */
tmp_reg = REG_RD(bp, BRB1_REG_NUM_OF_FULL_BLOCKS);
while (timer_count) {
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 08e54f3..2886c9b 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -759,8 +759,9 @@
if (vlan_tx_tag_present(skb)) {
vlan_tag = be_get_tx_vlan_tag(adapter, skb);
- __vlan_put_tag(skb, vlan_tag);
- skb->vlan_tci = 0;
+ skb = __vlan_put_tag(skb, vlan_tag);
+ if (skb)
+ skb->vlan_tci = 0;
}
return skb;
diff --git a/drivers/net/ethernet/freescale/fec.c b/drivers/net/ethernet/freescale/fec.c
index f292c3a..73195f6 100644
--- a/drivers/net/ethernet/freescale/fec.c
+++ b/drivers/net/ethernet/freescale/fec.c
@@ -1002,6 +1002,7 @@
} else {
if (fep->link) {
fec_stop(ndev);
+ fep->link = phy_dev->link;
status_change = 1;
}
}
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h
index 2515140..ab577a7 100644
--- a/drivers/net/ethernet/intel/igb/igb.h
+++ b/drivers/net/ethernet/intel/igb/igb.h
@@ -284,18 +284,10 @@
enum e1000_ring_flags_t {
IGB_RING_FLAG_RX_SCTP_CSUM,
IGB_RING_FLAG_RX_LB_VLAN_BSWAP,
- IGB_RING_FLAG_RX_BUILD_SKB_ENABLED,
IGB_RING_FLAG_TX_CTX_IDX,
IGB_RING_FLAG_TX_DETECT_HANG
};
-#define ring_uses_build_skb(ring) \
- test_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags)
-#define set_ring_build_skb_enabled(ring) \
- set_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags)
-#define clear_ring_build_skb_enabled(ring) \
- clear_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags)
-
#define IGB_TXD_DCMD (E1000_ADVTXD_DCMD_EOP | E1000_ADVTXD_DCMD_RS)
#define IGB_RX_DESC(R, i) \
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 8496adf..64f7529 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -3350,20 +3350,6 @@
wr32(E1000_RXDCTL(reg_idx), rxdctl);
}
-static void igb_set_rx_buffer_len(struct igb_adapter *adapter,
- struct igb_ring *rx_ring)
-{
-#define IGB_MAX_BUILD_SKB_SIZE \
- (SKB_WITH_OVERHEAD(IGB_RX_BUFSZ) - \
- (NET_SKB_PAD + NET_IP_ALIGN + IGB_TS_HDR_LEN))
-
- /* set build_skb flag */
- if (adapter->max_frame_size <= IGB_MAX_BUILD_SKB_SIZE)
- set_ring_build_skb_enabled(rx_ring);
- else
- clear_ring_build_skb_enabled(rx_ring);
-}
-
/**
* igb_configure_rx - Configure receive Unit after Reset
* @adapter: board private structure
@@ -3383,11 +3369,8 @@
/* Setup the HW Rx Head and Tail Descriptor Pointers and
* the Base and Length of the Rx Descriptor Ring */
- for (i = 0; i < adapter->num_rx_queues; i++) {
- struct igb_ring *rx_ring = adapter->rx_ring[i];
- igb_set_rx_buffer_len(adapter, rx_ring);
- igb_configure_rx_ring(adapter, rx_ring);
- }
+ for (i = 0; i < adapter->num_rx_queues; i++)
+ igb_configure_rx_ring(adapter, adapter->rx_ring[i]);
}
/**
@@ -6203,78 +6186,6 @@
return igb_can_reuse_rx_page(rx_buffer, page, truesize);
}
-static struct sk_buff *igb_build_rx_buffer(struct igb_ring *rx_ring,
- union e1000_adv_rx_desc *rx_desc)
-{
- struct igb_rx_buffer *rx_buffer;
- struct sk_buff *skb;
- struct page *page;
- void *page_addr;
- unsigned int size = le16_to_cpu(rx_desc->wb.upper.length);
-#if (PAGE_SIZE < 8192)
- unsigned int truesize = IGB_RX_BUFSZ;
-#else
- unsigned int truesize = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) +
- SKB_DATA_ALIGN(NET_SKB_PAD +
- NET_IP_ALIGN +
- size);
-#endif
-
- /* If we spanned a buffer we have a huge mess so test for it */
- BUG_ON(unlikely(!igb_test_staterr(rx_desc, E1000_RXD_STAT_EOP)));
-
- rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean];
- page = rx_buffer->page;
- prefetchw(page);
-
- page_addr = page_address(page) + rx_buffer->page_offset;
-
- /* prefetch first cache line of first page */
- prefetch(page_addr + NET_SKB_PAD + NET_IP_ALIGN);
-#if L1_CACHE_BYTES < 128
- prefetch(page_addr + L1_CACHE_BYTES + NET_SKB_PAD + NET_IP_ALIGN);
-#endif
-
- /* build an skb to around the page buffer */
- skb = build_skb(page_addr, truesize);
- if (unlikely(!skb)) {
- rx_ring->rx_stats.alloc_failed++;
- return NULL;
- }
-
- /* we are reusing so sync this buffer for CPU use */
- dma_sync_single_range_for_cpu(rx_ring->dev,
- rx_buffer->dma,
- rx_buffer->page_offset,
- IGB_RX_BUFSZ,
- DMA_FROM_DEVICE);
-
- /* update pointers within the skb to store the data */
- skb_reserve(skb, NET_IP_ALIGN + NET_SKB_PAD);
- __skb_put(skb, size);
-
- /* pull timestamp out of packet data */
- if (igb_test_staterr(rx_desc, E1000_RXDADV_STAT_TSIP)) {
- igb_ptp_rx_pktstamp(rx_ring->q_vector, skb->data, skb);
- __skb_pull(skb, IGB_TS_HDR_LEN);
- }
-
- if (igb_can_reuse_rx_page(rx_buffer, page, truesize)) {
- /* hand second half of page back to the ring */
- igb_reuse_rx_page(rx_ring, rx_buffer);
- } else {
- /* we are not reusing the buffer so unmap it */
- dma_unmap_page(rx_ring->dev, rx_buffer->dma,
- PAGE_SIZE, DMA_FROM_DEVICE);
- }
-
- /* clear contents of buffer_info */
- rx_buffer->dma = 0;
- rx_buffer->page = NULL;
-
- return skb;
-}
-
static struct sk_buff *igb_fetch_rx_buffer(struct igb_ring *rx_ring,
union e1000_adv_rx_desc *rx_desc,
struct sk_buff *skb)
@@ -6690,10 +6601,7 @@
rmb();
/* retrieve a buffer from the ring */
- if (ring_uses_build_skb(rx_ring))
- skb = igb_build_rx_buffer(rx_ring, rx_desc);
- else
- skb = igb_fetch_rx_buffer(rx_ring, rx_desc, skb);
+ skb = igb_fetch_rx_buffer(rx_ring, rx_desc, skb);
/* exit if we failed to retrieve a buffer */
if (!skb)
@@ -6780,14 +6688,6 @@
return true;
}
-static inline unsigned int igb_rx_offset(struct igb_ring *rx_ring)
-{
- if (ring_uses_build_skb(rx_ring))
- return NET_SKB_PAD + NET_IP_ALIGN;
- else
- return 0;
-}
-
/**
* igb_alloc_rx_buffers - Replace used receive buffers; packet split
* @adapter: address of board private structure
@@ -6814,9 +6714,7 @@
* Refresh the desc even if buffer_addrs didn't change
* because each write-back erases this info.
*/
- rx_desc->read.pkt_addr = cpu_to_le64(bi->dma +
- bi->page_offset +
- igb_rx_offset(rx_ring));
+ rx_desc->read.pkt_addr = cpu_to_le64(bi->dma + bi->page_offset);
rx_desc++;
bi++;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
index d44b4d2..97e3366 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
@@ -1049,6 +1049,12 @@
if ((vf >= adapter->num_vfs) || (vlan > 4095) || (qos > 7))
return -EINVAL;
if (vlan || qos) {
+ if (adapter->vfinfo[vf].pf_vlan)
+ err = ixgbe_set_vf_vlan(adapter, false,
+ adapter->vfinfo[vf].pf_vlan,
+ vf);
+ if (err)
+ goto out;
err = ixgbe_set_vf_vlan(adapter, true, vlan, vf);
if (err)
goto out;
diff --git a/drivers/net/ethernet/marvell/Kconfig b/drivers/net/ethernet/marvell/Kconfig
index edfba93..434e33c 100644
--- a/drivers/net/ethernet/marvell/Kconfig
+++ b/drivers/net/ethernet/marvell/Kconfig
@@ -33,6 +33,7 @@
config MVMDIO
tristate "Marvell MDIO interface support"
+ select PHYLIB
---help---
This driver supports the MDIO interface found in the network
interface units of the Marvell EBU SoCs (Kirkwood, Orion5x,
@@ -45,7 +46,6 @@
config MVNETA
tristate "Marvell Armada 370/XP network interface support"
depends on MACH_ARMADA_370_XP
- select PHYLIB
select MVMDIO
---help---
This driver supports the network interface units in the
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 1e628ce..a47a097 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -374,7 +374,6 @@
static int txq_number = 8;
static int rxq_def;
-static int txq_def;
#define MVNETA_DRIVER_NAME "mvneta"
#define MVNETA_DRIVER_VERSION "1.0"
@@ -1475,7 +1474,8 @@
static int mvneta_tx(struct sk_buff *skb, struct net_device *dev)
{
struct mvneta_port *pp = netdev_priv(dev);
- struct mvneta_tx_queue *txq = &pp->txqs[txq_def];
+ u16 txq_id = skb_get_queue_mapping(skb);
+ struct mvneta_tx_queue *txq = &pp->txqs[txq_id];
struct mvneta_tx_desc *tx_desc;
struct netdev_queue *nq;
int frags = 0;
@@ -1485,7 +1485,7 @@
goto out;
frags = skb_shinfo(skb)->nr_frags + 1;
- nq = netdev_get_tx_queue(dev, txq_def);
+ nq = netdev_get_tx_queue(dev, txq_id);
/* Get a descriptor for the first part of the packet */
tx_desc = mvneta_txq_next_desc_get(txq);
@@ -2689,7 +2689,7 @@
return -EINVAL;
}
- dev = alloc_etherdev_mq(sizeof(struct mvneta_port), 8);
+ dev = alloc_etherdev_mqs(sizeof(struct mvneta_port), txq_number, rxq_number);
if (!dev)
return -ENOMEM;
@@ -2844,4 +2844,3 @@
module_param(txq_number, int, S_IRUGO);
module_param(rxq_def, int, S_IRUGO);
-module_param(txq_def, int, S_IRUGO);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
index cd5ae88..edd63f1 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
@@ -1500,6 +1500,12 @@
}
} while ((adapter->ahw->linkup && ahw->has_link_events) != 1);
+ /* Make sure carrier is off and queue is stopped during loopback */
+ if (netif_running(netdev)) {
+ netif_carrier_off(netdev);
+ netif_stop_queue(netdev);
+ }
+
ret = qlcnic_do_lb_test(adapter, mode);
qlcnic_83xx_clear_lb_mode(adapter, mode);
@@ -2780,6 +2786,7 @@
void qlcnic_83xx_get_stats(struct qlcnic_adapter *adapter, u64 *data)
{
struct qlcnic_cmd_args cmd;
+ struct net_device *netdev = adapter->netdev;
int ret = 0;
qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_STATISTICS);
@@ -2789,7 +2796,7 @@
data = qlcnic_83xx_fill_stats(adapter, &cmd, data,
QLC_83XX_STAT_TX, &ret);
if (ret) {
- dev_info(&adapter->pdev->dev, "Error getting MAC stats\n");
+ netdev_err(netdev, "Error getting Tx stats\n");
goto out;
}
/* Get MAC stats */
@@ -2799,8 +2806,7 @@
data = qlcnic_83xx_fill_stats(adapter, &cmd, data,
QLC_83XX_STAT_MAC, &ret);
if (ret) {
- dev_info(&adapter->pdev->dev,
- "Error getting Rx stats\n");
+ netdev_err(netdev, "Error getting MAC stats\n");
goto out;
}
/* Get Rx stats */
@@ -2810,8 +2816,7 @@
data = qlcnic_83xx_fill_stats(adapter, &cmd, data,
QLC_83XX_STAT_RX, &ret);
if (ret)
- dev_info(&adapter->pdev->dev,
- "Error getting Tx stats\n");
+ netdev_err(netdev, "Error getting Rx stats\n");
out:
qlcnic_free_mbx_args(&cmd);
}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
index 0e63006..5fa847f 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
@@ -358,8 +358,7 @@
memcpy(&first_desc->eth_addr, skb->data, ETH_ALEN);
}
opcode = TX_ETHER_PKT;
- if ((adapter->netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) &&
- skb_shinfo(skb)->gso_size > 0) {
+ if (skb_is_gso(skb)) {
hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
first_desc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size);
first_desc->total_hdr_length = hdr_len;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
index 987fb6f..5ef328a 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
@@ -200,10 +200,10 @@
}
err = qlcnic_config_led(adapter, b_state, b_rate);
- if (!err)
+ if (!err) {
err = len;
- else
ahw->beacon_state = b_state;
+ }
if (test_and_clear_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state))
qlcnic_diag_free_res(adapter->netdev, max_sds_rings);
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge.h b/drivers/net/ethernet/qlogic/qlge/qlge.h
index a131d7b..7e8d682 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge.h
+++ b/drivers/net/ethernet/qlogic/qlge/qlge.h
@@ -18,7 +18,7 @@
*/
#define DRV_NAME "qlge"
#define DRV_STRING "QLogic 10 Gigabit PCI-E Ethernet Driver "
-#define DRV_VERSION "v1.00.00.31"
+#define DRV_VERSION "v1.00.00.32"
#define WQ_ADDR_ALIGN 0x3 /* 4 byte alignment */
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c b/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
index 6f316ab..0780e03 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
@@ -379,13 +379,13 @@
ecmd->supported = SUPPORTED_10000baseT_Full;
ecmd->advertising = ADVERTISED_10000baseT_Full;
- ecmd->autoneg = AUTONEG_ENABLE;
ecmd->transceiver = XCVR_EXTERNAL;
if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
STS_LINK_TYPE_10GBASET) {
ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
ecmd->port = PORT_TP;
+ ecmd->autoneg = AUTONEG_ENABLE;
} else {
ecmd->supported |= SUPPORTED_FIBRE;
ecmd->advertising |= ADVERTISED_FIBRE;
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index b13ab54..8033555 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -1434,11 +1434,13 @@
}
/* Categorizing receive firmware frame errors */
-static void ql_categorize_rx_err(struct ql_adapter *qdev, u8 rx_err)
+static void ql_categorize_rx_err(struct ql_adapter *qdev, u8 rx_err,
+ struct rx_ring *rx_ring)
{
struct nic_stats *stats = &qdev->nic_stats;
stats->rx_err_count++;
+ rx_ring->rx_errors++;
switch (rx_err & IB_MAC_IOCB_RSP_ERR_MASK) {
case IB_MAC_IOCB_RSP_ERR_CODE_ERR:
@@ -1474,6 +1476,12 @@
struct bq_desc *lbq_desc = ql_get_curr_lchunk(qdev, rx_ring);
struct napi_struct *napi = &rx_ring->napi;
+ /* Frame error, so drop the packet. */
+ if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
+ ql_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring);
+ put_page(lbq_desc->p.pg_chunk.page);
+ return;
+ }
napi->dev = qdev->ndev;
skb = napi_get_frags(napi);
@@ -1529,6 +1537,12 @@
addr = lbq_desc->p.pg_chunk.va;
prefetch(addr);
+ /* Frame error, so drop the packet. */
+ if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
+ ql_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring);
+ goto err_out;
+ }
+
/* The max framesize filter on this chip is set higher than
* MTU since FCoE uses 2k frames.
*/
@@ -1614,6 +1628,13 @@
memcpy(skb_put(new_skb, length), skb->data, length);
skb = new_skb;
+ /* Frame error, so drop the packet. */
+ if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
+ ql_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring);
+ dev_kfree_skb_any(skb);
+ return;
+ }
+
/* loopback self test for ethtool */
if (test_bit(QL_SELFTEST, &qdev->flags)) {
ql_check_lb_frame(qdev, skb);
@@ -1919,6 +1940,13 @@
return;
}
+ /* Frame error, so drop the packet. */
+ if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
+ ql_categorize_rx_err(qdev, ib_mac_rsp->flags2, rx_ring);
+ dev_kfree_skb_any(skb);
+ return;
+ }
+
/* The max framesize filter on this chip is set higher than
* MTU since FCoE uses 2k frames.
*/
@@ -2000,12 +2028,6 @@
QL_DUMP_IB_MAC_RSP(ib_mac_rsp);
- /* Frame error, so drop the packet. */
- if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
- ql_categorize_rx_err(qdev, ib_mac_rsp->flags2);
- return (unsigned long)length;
- }
-
if (ib_mac_rsp->flags4 & IB_MAC_IOCB_RSP_HV) {
/* The data and headers are split into
* separate buffers.
diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
index 0c74a70..50617c5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
@@ -149,6 +149,7 @@
{
writel(MMC_DEFAULT_MASK, ioaddr + MMC_RX_INTR_MASK);
writel(MMC_DEFAULT_MASK, ioaddr + MMC_TX_INTR_MASK);
+ writel(MMC_DEFAULT_MASK, ioaddr + MMC_RX_IPC_INTR_MASK);
}
/* This reads the MAC core counters (if actaully supported).
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 80cad06..4781d3d 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -1380,7 +1380,7 @@
memcpy(slave_data->mac_addr, mac_addr, ETH_ALEN);
if (data->dual_emac) {
- if (of_property_read_u32(node, "dual_emac_res_vlan",
+ if (of_property_read_u32(slave_node, "dual_emac_res_vlan",
&prop)) {
pr_err("Missing dual_emac_res_vlan in DT.\n");
slave_data->dual_emac_res_vlan = i+1;
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index b7c457a..729ed53 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1594,7 +1594,7 @@
if (tun->flags & TUN_TAP_MQ &&
(tun->numqueues + tun->numdisabled > 1))
- return err;
+ return -EBUSY;
}
else {
char *name;
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index 16c8429..6bd91676 100644
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c
@@ -134,7 +134,7 @@
goto error;
if (skb) {
- if (skb->len <= sizeof(ETH_HLEN))
+ if (skb->len <= ETH_HLEN)
goto error;
/* mapping VLANs to MBIM sessions:
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 968d5d5..2a3579f 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -13,6 +13,7 @@
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
+#include <linux/etherdevice.h>
#include <linux/mii.h>
#include <linux/usb.h>
#include <linux/usb/cdc.h>
@@ -52,6 +53,96 @@
struct usb_interface *data;
};
+/* default ethernet address used by the modem */
+static const u8 default_modem_addr[ETH_ALEN] = {0x02, 0x50, 0xf3};
+
+/* Make up an ethernet header if the packet doesn't have one.
+ *
+ * A firmware bug common among several devices cause them to send raw
+ * IP packets under some circumstances. There is no way for the
+ * driver/host to know when this will happen. And even when the bug
+ * hits, some packets will still arrive with an intact header.
+ *
+ * The supported devices are only capably of sending IPv4, IPv6 and
+ * ARP packets on a point-to-point link. Any packet with an ethernet
+ * header will have either our address or a broadcast/multicast
+ * address as destination. ARP packets will always have a header.
+ *
+ * This means that this function will reliably add the appropriate
+ * header iff necessary, provided our hardware address does not start
+ * with 4 or 6.
+ *
+ * Another common firmware bug results in all packets being addressed
+ * to 00:a0:c6:00:00:00 despite the host address being different.
+ * This function will also fixup such packets.
+ */
+static int qmi_wwan_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+ __be16 proto;
+
+ /* usbnet rx_complete guarantees that skb->len is at least
+ * hard_header_len, so we can inspect the dest address without
+ * checking skb->len
+ */
+ switch (skb->data[0] & 0xf0) {
+ case 0x40:
+ proto = htons(ETH_P_IP);
+ break;
+ case 0x60:
+ proto = htons(ETH_P_IPV6);
+ break;
+ case 0x00:
+ if (is_multicast_ether_addr(skb->data))
+ return 1;
+ /* possibly bogus destination - rewrite just in case */
+ skb_reset_mac_header(skb);
+ goto fix_dest;
+ default:
+ /* pass along other packets without modifications */
+ return 1;
+ }
+ if (skb_headroom(skb) < ETH_HLEN)
+ return 0;
+ skb_push(skb, ETH_HLEN);
+ skb_reset_mac_header(skb);
+ eth_hdr(skb)->h_proto = proto;
+ memset(eth_hdr(skb)->h_source, 0, ETH_ALEN);
+fix_dest:
+ memcpy(eth_hdr(skb)->h_dest, dev->net->dev_addr, ETH_ALEN);
+ return 1;
+}
+
+/* very simplistic detection of IPv4 or IPv6 headers */
+static bool possibly_iphdr(const char *data)
+{
+ return (data[0] & 0xd0) == 0x40;
+}
+
+/* disallow addresses which may be confused with IP headers */
+static int qmi_wwan_mac_addr(struct net_device *dev, void *p)
+{
+ int ret;
+ struct sockaddr *addr = p;
+
+ ret = eth_prepare_mac_addr_change(dev, p);
+ if (ret < 0)
+ return ret;
+ if (possibly_iphdr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+ eth_commit_mac_addr_change(dev, p);
+ return 0;
+}
+
+static const struct net_device_ops qmi_wwan_netdev_ops = {
+ .ndo_open = usbnet_open,
+ .ndo_stop = usbnet_stop,
+ .ndo_start_xmit = usbnet_start_xmit,
+ .ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_change_mtu = usbnet_change_mtu,
+ .ndo_set_mac_address = qmi_wwan_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
/* using a counter to merge subdriver requests with our own into a combined state */
static int qmi_wwan_manage_power(struct usbnet *dev, int on)
{
@@ -229,6 +320,18 @@
usb_driver_release_interface(driver, info->data);
}
+ /* Never use the same address on both ends of the link, even
+ * if the buggy firmware told us to.
+ */
+ if (!compare_ether_addr(dev->net->dev_addr, default_modem_addr))
+ eth_hw_addr_random(dev->net);
+
+ /* make MAC addr easily distinguishable from an IP header */
+ if (possibly_iphdr(dev->net->dev_addr)) {
+ dev->net->dev_addr[0] |= 0x02; /* set local assignment bit */
+ dev->net->dev_addr[0] &= 0xbf; /* clear "IP" bit */
+ }
+ dev->net->netdev_ops = &qmi_wwan_netdev_ops;
err:
return status;
}
@@ -307,6 +410,7 @@
.bind = qmi_wwan_bind,
.unbind = qmi_wwan_unbind,
.manage_power = qmi_wwan_manage_power,
+ .rx_fixup = qmi_wwan_rx_fixup,
};
#define HUAWEI_VENDOR_ID 0x12D1
diff --git a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h
index 28fd992..bdee2ed 100644
--- a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h
+++ b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h
@@ -519,7 +519,7 @@
{0x00008258, 0x00000000},
{0x0000825c, 0x40000000},
{0x00008260, 0x00080922},
- {0x00008264, 0x9bc00010},
+ {0x00008264, 0x9d400010},
{0x00008268, 0xffffffff},
{0x0000826c, 0x0000ffff},
{0x00008270, 0x00000000},
diff --git a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
index 467b600..73fe8d6 100644
--- a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
+++ b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
@@ -143,14 +143,14 @@
u32 sz, i;
struct channel_detector *cd;
- cd = kmalloc(sizeof(*cd), GFP_KERNEL);
+ cd = kmalloc(sizeof(*cd), GFP_ATOMIC);
if (cd == NULL)
goto fail;
INIT_LIST_HEAD(&cd->head);
cd->freq = freq;
sz = sizeof(cd->detectors) * dpd->num_radar_types;
- cd->detectors = kzalloc(sz, GFP_KERNEL);
+ cd->detectors = kzalloc(sz, GFP_ATOMIC);
if (cd->detectors == NULL)
goto fail;
diff --git a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
index 91b8dce..5e48c55 100644
--- a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
+++ b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
@@ -218,7 +218,7 @@
{
struct pulse_elem *p = pool_get_pulse_elem();
if (p == NULL) {
- p = kmalloc(sizeof(*p), GFP_KERNEL);
+ p = kmalloc(sizeof(*p), GFP_ATOMIC);
if (p == NULL) {
DFS_POOL_STAT_INC(pulse_alloc_error);
return false;
@@ -299,7 +299,7 @@
ps.deadline_ts = ps.first_ts + ps.dur;
new_ps = pool_get_pseq_elem();
if (new_ps == NULL) {
- new_ps = kmalloc(sizeof(*new_ps), GFP_KERNEL);
+ new_ps = kmalloc(sizeof(*new_ps), GFP_ATOMIC);
if (new_ps == NULL) {
DFS_POOL_STAT_INC(pseq_alloc_error);
return false;
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index 716058b..a47f5e0 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -796,7 +796,7 @@
* required version.
*/
if (priv->fw_version_major != MAJOR_VERSION_REQ ||
- priv->fw_version_minor != MINOR_VERSION_REQ) {
+ priv->fw_version_minor < MINOR_VERSION_REQ) {
dev_err(priv->dev, "ath9k_htc: Please upgrade to FW version %d.%d\n",
MAJOR_VERSION_REQ, MINOR_VERSION_REQ);
return -EINVAL;
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index e8486c1..b70f220 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -5165,7 +5165,8 @@
#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
- /* FIXME */
+ ssb_pmu_spuravoid_pllupdate(&dev->dev->sdev->bus->chipco,
+ avoid);
break;
#endif
}
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
index ec46fff..78da3ef 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
@@ -4128,10 +4128,6 @@
},
{
.max = 1,
- .types = BIT(NL80211_IFTYPE_P2P_DEVICE)
- },
- {
- .max = 1,
.types = BIT(NL80211_IFTYPE_P2P_CLIENT) |
BIT(NL80211_IFTYPE_P2P_GO)
},
@@ -4187,8 +4183,7 @@
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_AP) |
BIT(NL80211_IFTYPE_P2P_CLIENT) |
- BIT(NL80211_IFTYPE_P2P_GO) |
- BIT(NL80211_IFTYPE_P2P_DEVICE);
+ BIT(NL80211_IFTYPE_P2P_GO);
wiphy->iface_combinations = brcmf_iface_combos;
wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos);
wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz;
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
index c6451c6..e2340b2 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
@@ -274,6 +274,130 @@
}
}
+/**
+ * This function frees the WL per-device resources.
+ *
+ * This function frees resources owned by the WL device pointed to
+ * by the wl parameter.
+ *
+ * precondition: can both be called locked and unlocked
+ *
+ */
+static void brcms_free(struct brcms_info *wl)
+{
+ struct brcms_timer *t, *next;
+
+ /* free ucode data */
+ if (wl->fw.fw_cnt)
+ brcms_ucode_data_free(&wl->ucode);
+ if (wl->irq)
+ free_irq(wl->irq, wl);
+
+ /* kill dpc */
+ tasklet_kill(&wl->tasklet);
+
+ if (wl->pub) {
+ brcms_debugfs_detach(wl->pub);
+ brcms_c_module_unregister(wl->pub, "linux", wl);
+ }
+
+ /* free common resources */
+ if (wl->wlc) {
+ brcms_c_detach(wl->wlc);
+ wl->wlc = NULL;
+ wl->pub = NULL;
+ }
+
+ /* virtual interface deletion is deferred so we cannot spinwait */
+
+ /* wait for all pending callbacks to complete */
+ while (atomic_read(&wl->callbacks) > 0)
+ schedule();
+
+ /* free timers */
+ for (t = wl->timers; t; t = next) {
+ next = t->next;
+#ifdef DEBUG
+ kfree(t->name);
+#endif
+ kfree(t);
+ }
+}
+
+/*
+* called from both kernel as from this kernel module (error flow on attach)
+* precondition: perimeter lock is not acquired.
+*/
+static void brcms_remove(struct bcma_device *pdev)
+{
+ struct ieee80211_hw *hw = bcma_get_drvdata(pdev);
+ struct brcms_info *wl = hw->priv;
+
+ if (wl->wlc) {
+ wiphy_rfkill_set_hw_state(wl->pub->ieee_hw->wiphy, false);
+ wiphy_rfkill_stop_polling(wl->pub->ieee_hw->wiphy);
+ ieee80211_unregister_hw(hw);
+ }
+
+ brcms_free(wl);
+
+ bcma_set_drvdata(pdev, NULL);
+ ieee80211_free_hw(hw);
+}
+
+/*
+ * Precondition: Since this function is called in brcms_pci_probe() context,
+ * no locking is required.
+ */
+static void brcms_release_fw(struct brcms_info *wl)
+{
+ int i;
+ for (i = 0; i < MAX_FW_IMAGES; i++) {
+ release_firmware(wl->fw.fw_bin[i]);
+ release_firmware(wl->fw.fw_hdr[i]);
+ }
+}
+
+/*
+ * Precondition: Since this function is called in brcms_pci_probe() context,
+ * no locking is required.
+ */
+static int brcms_request_fw(struct brcms_info *wl, struct bcma_device *pdev)
+{
+ int status;
+ struct device *device = &pdev->dev;
+ char fw_name[100];
+ int i;
+
+ memset(&wl->fw, 0, sizeof(struct brcms_firmware));
+ for (i = 0; i < MAX_FW_IMAGES; i++) {
+ if (brcms_firmwares[i] == NULL)
+ break;
+ sprintf(fw_name, "%s-%d.fw", brcms_firmwares[i],
+ UCODE_LOADER_API_VER);
+ status = request_firmware(&wl->fw.fw_bin[i], fw_name, device);
+ if (status) {
+ wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
+ KBUILD_MODNAME, fw_name);
+ return status;
+ }
+ sprintf(fw_name, "%s_hdr-%d.fw", brcms_firmwares[i],
+ UCODE_LOADER_API_VER);
+ status = request_firmware(&wl->fw.fw_hdr[i], fw_name, device);
+ if (status) {
+ wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
+ KBUILD_MODNAME, fw_name);
+ return status;
+ }
+ wl->fw.hdr_num_entries[i] =
+ wl->fw.fw_hdr[i]->size / (sizeof(struct firmware_hdr));
+ }
+ wl->fw.fw_cnt = i;
+ status = brcms_ucode_data_init(wl, &wl->ucode);
+ brcms_release_fw(wl);
+ return status;
+}
+
static void brcms_ops_tx(struct ieee80211_hw *hw,
struct ieee80211_tx_control *control,
struct sk_buff *skb)
@@ -306,6 +430,14 @@
if (!blocked)
wiphy_rfkill_stop_polling(wl->pub->ieee_hw->wiphy);
+ if (!wl->ucode.bcm43xx_bomminor) {
+ err = brcms_request_fw(wl, wl->wlc->hw->d11core);
+ if (err) {
+ brcms_remove(wl->wlc->hw->d11core);
+ return -ENOENT;
+ }
+ }
+
spin_lock_bh(&wl->lock);
/* avoid acknowledging frames before a non-monitor device is added */
wl->mute_tx = true;
@@ -793,128 +925,6 @@
wake_up(&wl->tx_flush_wq);
}
-/*
- * Precondition: Since this function is called in brcms_pci_probe() context,
- * no locking is required.
- */
-static int brcms_request_fw(struct brcms_info *wl, struct bcma_device *pdev)
-{
- int status;
- struct device *device = &pdev->dev;
- char fw_name[100];
- int i;
-
- memset(&wl->fw, 0, sizeof(struct brcms_firmware));
- for (i = 0; i < MAX_FW_IMAGES; i++) {
- if (brcms_firmwares[i] == NULL)
- break;
- sprintf(fw_name, "%s-%d.fw", brcms_firmwares[i],
- UCODE_LOADER_API_VER);
- status = request_firmware(&wl->fw.fw_bin[i], fw_name, device);
- if (status) {
- wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
- KBUILD_MODNAME, fw_name);
- return status;
- }
- sprintf(fw_name, "%s_hdr-%d.fw", brcms_firmwares[i],
- UCODE_LOADER_API_VER);
- status = request_firmware(&wl->fw.fw_hdr[i], fw_name, device);
- if (status) {
- wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
- KBUILD_MODNAME, fw_name);
- return status;
- }
- wl->fw.hdr_num_entries[i] =
- wl->fw.fw_hdr[i]->size / (sizeof(struct firmware_hdr));
- }
- wl->fw.fw_cnt = i;
- return brcms_ucode_data_init(wl, &wl->ucode);
-}
-
-/*
- * Precondition: Since this function is called in brcms_pci_probe() context,
- * no locking is required.
- */
-static void brcms_release_fw(struct brcms_info *wl)
-{
- int i;
- for (i = 0; i < MAX_FW_IMAGES; i++) {
- release_firmware(wl->fw.fw_bin[i]);
- release_firmware(wl->fw.fw_hdr[i]);
- }
-}
-
-/**
- * This function frees the WL per-device resources.
- *
- * This function frees resources owned by the WL device pointed to
- * by the wl parameter.
- *
- * precondition: can both be called locked and unlocked
- *
- */
-static void brcms_free(struct brcms_info *wl)
-{
- struct brcms_timer *t, *next;
-
- /* free ucode data */
- if (wl->fw.fw_cnt)
- brcms_ucode_data_free(&wl->ucode);
- if (wl->irq)
- free_irq(wl->irq, wl);
-
- /* kill dpc */
- tasklet_kill(&wl->tasklet);
-
- if (wl->pub) {
- brcms_debugfs_detach(wl->pub);
- brcms_c_module_unregister(wl->pub, "linux", wl);
- }
-
- /* free common resources */
- if (wl->wlc) {
- brcms_c_detach(wl->wlc);
- wl->wlc = NULL;
- wl->pub = NULL;
- }
-
- /* virtual interface deletion is deferred so we cannot spinwait */
-
- /* wait for all pending callbacks to complete */
- while (atomic_read(&wl->callbacks) > 0)
- schedule();
-
- /* free timers */
- for (t = wl->timers; t; t = next) {
- next = t->next;
-#ifdef DEBUG
- kfree(t->name);
-#endif
- kfree(t);
- }
-}
-
-/*
-* called from both kernel as from this kernel module (error flow on attach)
-* precondition: perimeter lock is not acquired.
-*/
-static void brcms_remove(struct bcma_device *pdev)
-{
- struct ieee80211_hw *hw = bcma_get_drvdata(pdev);
- struct brcms_info *wl = hw->priv;
-
- if (wl->wlc) {
- wiphy_rfkill_set_hw_state(wl->pub->ieee_hw->wiphy, false);
- wiphy_rfkill_stop_polling(wl->pub->ieee_hw->wiphy);
- ieee80211_unregister_hw(hw);
- }
-
- brcms_free(wl);
-
- bcma_set_drvdata(pdev, NULL);
- ieee80211_free_hw(hw);
-}
-
static irqreturn_t brcms_isr(int irq, void *dev_id)
{
struct brcms_info *wl;
@@ -1047,18 +1057,8 @@
spin_lock_init(&wl->lock);
spin_lock_init(&wl->isr_lock);
- /* prepare ucode */
- if (brcms_request_fw(wl, pdev) < 0) {
- wiphy_err(wl->wiphy, "%s: Failed to find firmware usually in "
- "%s\n", KBUILD_MODNAME, "/lib/firmware/brcm");
- brcms_release_fw(wl);
- brcms_remove(pdev);
- return NULL;
- }
-
/* common load-time initialization */
wl->wlc = brcms_c_attach((void *)wl, pdev, unit, false, &err);
- brcms_release_fw(wl);
if (!wl->wlc) {
wiphy_err(wl->wiphy, "%s: attach() failed with code %d\n",
KBUILD_MODNAME, err);
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 45cacf7..1a779bb 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -134,7 +134,6 @@
{ KE_KEY, 0x2142, { KEY_MEDIA } },
{ KE_KEY, 0x213b, { KEY_INFO } },
{ KE_KEY, 0x2169, { KEY_DIRECTION } },
- { KE_KEY, 0x216a, { KEY_SETUP } },
{ KE_KEY, 0x231b, { KEY_HELP } },
{ KE_END, 0 }
};
@@ -925,9 +924,6 @@
err = hp_wmi_input_setup();
if (err)
return err;
-
- //Enable magic for hotkeys that run on the SMBus
- ec_write(0xe6,0x6e);
}
if (bios_capable) {
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 9a90756..edec135 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -1964,9 +1964,6 @@
/* kthread for the hotkey poller */
static struct task_struct *tpacpi_hotkey_task;
-/* Acquired while the poller kthread is running, use to sync start/stop */
-static struct mutex hotkey_thread_mutex;
-
/*
* Acquire mutex to write poller control variables as an
* atomic block.
@@ -2462,8 +2459,6 @@
unsigned int poll_freq;
bool was_frozen;
- mutex_lock(&hotkey_thread_mutex);
-
if (tpacpi_lifecycle == TPACPI_LIFE_EXITING)
goto exit;
@@ -2523,7 +2518,6 @@
}
exit:
- mutex_unlock(&hotkey_thread_mutex);
return 0;
}
@@ -2533,9 +2527,6 @@
if (tpacpi_hotkey_task) {
kthread_stop(tpacpi_hotkey_task);
tpacpi_hotkey_task = NULL;
- mutex_lock(&hotkey_thread_mutex);
- /* at this point, the thread did exit */
- mutex_unlock(&hotkey_thread_mutex);
}
}
@@ -3234,7 +3225,6 @@
mutex_init(&hotkey_mutex);
#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
- mutex_init(&hotkey_thread_mutex);
mutex_init(&hotkey_thread_data_mutex);
#endif
diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c
index 1a9d1e3..c1441ed 100644
--- a/drivers/sbus/char/bbc_i2c.c
+++ b/drivers/sbus/char/bbc_i2c.c
@@ -282,7 +282,7 @@
return IRQ_HANDLED;
}
-static void __init reset_one_i2c(struct bbc_i2c_bus *bp)
+static void reset_one_i2c(struct bbc_i2c_bus *bp)
{
writeb(I2C_PCF_PIN, bp->i2c_control_regs + 0x0);
writeb(bp->own, bp->i2c_control_regs + 0x1);
@@ -291,7 +291,7 @@
writeb(I2C_PCF_IDLE, bp->i2c_control_regs + 0x0);
}
-static struct bbc_i2c_bus * __init attach_one_i2c(struct platform_device *op, int index)
+static struct bbc_i2c_bus * attach_one_i2c(struct platform_device *op, int index)
{
struct bbc_i2c_bus *bp;
struct device_node *dp;
diff --git a/drivers/ssb/driver_chipcommon_pmu.c b/drivers/ssb/driver_chipcommon_pmu.c
index 4c0f6d8..7b0bce9 100644
--- a/drivers/ssb/driver_chipcommon_pmu.c
+++ b/drivers/ssb/driver_chipcommon_pmu.c
@@ -675,3 +675,32 @@
return 0;
}
}
+
+void ssb_pmu_spuravoid_pllupdate(struct ssb_chipcommon *cc, int spuravoid)
+{
+ u32 pmu_ctl = 0;
+
+ switch (cc->dev->bus->chip_id) {
+ case 0x4322:
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL0, 0x11100070);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL1, 0x1014140a);
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL5, 0x88888854);
+ if (spuravoid == 1)
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL2, 0x05201828);
+ else
+ ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL2, 0x05001828);
+ pmu_ctl = SSB_CHIPCO_PMU_CTL_PLL_UPD;
+ break;
+ case 43222:
+ /* TODO: BCM43222 requires updating PLLs too */
+ return;
+ default:
+ ssb_printk(KERN_ERR PFX
+ "Unknown spuravoidance settings for chip 0x%04X, not changing PLL\n",
+ cc->dev->bus->chip_id);
+ return;
+ }
+
+ chipco_set32(cc, SSB_CHIPCO_PMU_CTL, pmu_ctl);
+}
+EXPORT_SYMBOL_GPL(ssb_pmu_spuravoid_pllupdate);
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 7c25408..86291dc 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1373,15 +1373,12 @@
{
struct fb_info *info = file_fb_info(file);
struct fb_ops *fb;
- unsigned long off;
+ unsigned long mmio_pgoff;
unsigned long start;
u32 len;
if (!info)
return -ENODEV;
- if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT))
- return -EINVAL;
- off = vma->vm_pgoff << PAGE_SHIFT;
fb = info->fbops;
if (!fb)
return -ENODEV;
@@ -1393,32 +1390,24 @@
return res;
}
- /* frame buffer memory */
+ /*
+ * Ugh. This can be either the frame buffer mapping, or
+ * if pgoff points past it, the mmio mapping.
+ */
start = info->fix.smem_start;
- len = PAGE_ALIGN((start & ~PAGE_MASK) + info->fix.smem_len);
- if (off >= len) {
- /* memory mapped io */
- off -= len;
- if (info->var.accel_flags) {
- mutex_unlock(&info->mm_lock);
- return -EINVAL;
- }
+ len = info->fix.smem_len;
+ mmio_pgoff = PAGE_ALIGN((start & ~PAGE_MASK) + len) >> PAGE_SHIFT;
+ if (vma->vm_pgoff >= mmio_pgoff) {
+ vma->vm_pgoff -= mmio_pgoff;
start = info->fix.mmio_start;
- len = PAGE_ALIGN((start & ~PAGE_MASK) + info->fix.mmio_len);
+ len = info->fix.mmio_len;
}
mutex_unlock(&info->mm_lock);
- start &= PAGE_MASK;
- if ((vma->vm_end - vma->vm_start + off) > len)
- return -EINVAL;
- off += start;
- vma->vm_pgoff = off >> PAGE_SHIFT;
- /* VM_IO | VM_DONTEXPAND | VM_DONTDUMP are set by io_remap_pfn_range()*/
+
vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
- fb_pgprotect(file, vma, off);
- if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
- vma->vm_end - vma->vm_start, vma->vm_page_prot))
- return -EAGAIN;
- return 0;
+ fb_pgprotect(file, vma, start);
+
+ return vm_iomap_memory(vma, start, len);
}
static int
diff --git a/drivers/video/mmp/core.c b/drivers/video/mmp/core.c
index 9ed8341..84de263 100644
--- a/drivers/video/mmp/core.c
+++ b/drivers/video/mmp/core.c
@@ -252,7 +252,5 @@
kfree(path);
mutex_unlock(&disp_lock);
-
- dev_info(path->dev, "de-register %s\n", path->name);
}
EXPORT_SYMBOL_GPL(mmp_unregister_path);
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 3939829..86af964 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1137,6 +1137,7 @@
goto whole;
if (!(vma->vm_flags & VM_SHARED) && FILTER(HUGETLB_PRIVATE))
goto whole;
+ return 0;
}
/* Do not dump I/O mapped devices or special mappings */
diff --git a/fs/bio.c b/fs/bio.c
index bb5768f..b96fc6c 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -1428,8 +1428,6 @@
else if (!test_bit(BIO_UPTODATE, &bio->bi_flags))
error = -EIO;
- trace_block_bio_complete(bio, error);
-
if (bio->bi_end_io)
bio->bi_end_io(bio, error);
}
diff --git a/fs/hfsplus/extents.c b/fs/hfsplus/extents.c
index a94f0f7..fe0a762 100644
--- a/fs/hfsplus/extents.c
+++ b/fs/hfsplus/extents.c
@@ -533,7 +533,7 @@
struct address_space *mapping = inode->i_mapping;
struct page *page;
void *fsdata;
- u32 size = inode->i_size;
+ loff_t size = inode->i_size;
res = pagecache_write_begin(NULL, mapping, size, 0,
AOP_FLAG_UNINTERRUPTIBLE,
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 84e3d85..523464e 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -110,7 +110,7 @@
* way when do_mmap_pgoff unwinds (may be important on powerpc
* and ia64).
*/
- vma->vm_flags |= VM_HUGETLB | VM_DONTEXPAND | VM_DONTDUMP;
+ vma->vm_flags |= VM_HUGETLB | VM_DONTEXPAND;
vma->vm_ops = &hugetlb_vm_ops;
if (vma->vm_pgoff & (~huge_page_mask(h) >> PAGE_SHIFT))
diff --git a/fs/proc/array.c b/fs/proc/array.c
index f7ed9ee..cbd0f1b 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -143,6 +143,7 @@
"x (dead)", /* 64 */
"K (wakekill)", /* 128 */
"W (waking)", /* 256 */
+ "P (parked)", /* 512 */
};
static inline const char *get_task_state(struct task_struct *tsk)
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 0ea61e0..7c2e030 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -12,7 +12,6 @@
struct blk_trace {
int trace_state;
- bool rq_based;
struct rchan *rchan;
unsigned long __percpu *sequence;
unsigned char __percpu *msg_data;
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 9bf2f1f..3d7df3d 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -333,6 +333,7 @@
unsigned long count,
u64 *max_size,
int *reset_type);
+typedef efi_status_t efi_query_variable_store_t(u32 attributes, unsigned long size);
/*
* EFI Configuration Table and GUID definitions
@@ -575,9 +576,15 @@
#ifdef CONFIG_X86
extern void efi_late_init(void);
extern void efi_free_boot_services(void);
+extern efi_status_t efi_query_variable_store(u32 attributes, unsigned long size);
#else
static inline void efi_late_init(void) {}
static inline void efi_free_boot_services(void) {}
+
+static inline efi_status_t efi_query_variable_store(u32 attributes, unsigned long size)
+{
+ return EFI_SUCCESS;
+}
#endif
extern void __iomem *efi_lookup_mapped_addr(u64 phys_addr);
extern u64 efi_get_iobase (void);
@@ -731,7 +738,7 @@
efi_get_variable_t *get_variable;
efi_get_next_variable_t *get_next_variable;
efi_set_variable_t *set_variable;
- efi_query_variable_info_t *query_variable_info;
+ efi_query_variable_store_t *query_variable_store;
};
struct efivars {
diff --git a/include/linux/kexec.h b/include/linux/kexec.h
index d2e6927..d78d28a 100644
--- a/include/linux/kexec.h
+++ b/include/linux/kexec.h
@@ -200,6 +200,8 @@
int __init parse_crashkernel(char *cmdline, unsigned long long system_ram,
unsigned long long *crash_size, unsigned long long *crash_base);
+int parse_crashkernel_high(char *cmdline, unsigned long long system_ram,
+ unsigned long long *crash_size, unsigned long long *crash_base);
int parse_crashkernel_low(char *cmdline, unsigned long long system_ram,
unsigned long long *crash_size, unsigned long long *crash_base);
int crash_shrink_memory(unsigned long new_size);
diff --git a/include/linux/mm.h b/include/linux/mm.h
index e19ff30..e2091b8 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1611,6 +1611,8 @@
unsigned long pfn);
int vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr,
unsigned long pfn);
+int vm_iomap_memory(struct vm_area_struct *vma, phys_addr_t start, unsigned long len);
+
struct page *follow_page_mask(struct vm_area_struct *vma,
unsigned long address, unsigned int foll_flags,
diff --git a/include/linux/netfilter/ipset/ip_set_ahash.h b/include/linux/netfilter/ipset/ip_set_ahash.h
index 01d25e6..0214c4c 100644
--- a/include/linux/netfilter/ipset/ip_set_ahash.h
+++ b/include/linux/netfilter/ipset/ip_set_ahash.h
@@ -291,6 +291,7 @@
#define type_pf_data_tlist TOKEN(TYPE, PF, _data_tlist)
#define type_pf_data_next TOKEN(TYPE, PF, _data_next)
#define type_pf_data_flags TOKEN(TYPE, PF, _data_flags)
+#define type_pf_data_reset_flags TOKEN(TYPE, PF, _data_reset_flags)
#ifdef IP_SET_HASH_WITH_NETS
#define type_pf_data_match TOKEN(TYPE, PF, _data_match)
#else
@@ -385,9 +386,9 @@
struct ip_set_hash *h = set->data;
struct htable *t, *orig = h->table;
u8 htable_bits = orig->htable_bits;
- const struct type_pf_elem *data;
+ struct type_pf_elem *data;
struct hbucket *n, *m;
- u32 i, j;
+ u32 i, j, flags = 0;
int ret;
retry:
@@ -412,9 +413,16 @@
n = hbucket(orig, i);
for (j = 0; j < n->pos; j++) {
data = ahash_data(n, j);
+#ifdef IP_SET_HASH_WITH_NETS
+ flags = 0;
+ type_pf_data_reset_flags(data, &flags);
+#endif
m = hbucket(t, HKEY(data, h->initval, htable_bits));
- ret = type_pf_elem_add(m, data, AHASH_MAX(h), 0);
+ ret = type_pf_elem_add(m, data, AHASH_MAX(h), flags);
if (ret < 0) {
+#ifdef IP_SET_HASH_WITH_NETS
+ type_pf_data_flags(data, flags);
+#endif
read_unlock_bh(&set->lock);
ahash_destroy(t);
if (ret == -EAGAIN)
@@ -836,9 +844,9 @@
struct ip_set_hash *h = set->data;
struct htable *t, *orig = h->table;
u8 htable_bits = orig->htable_bits;
- const struct type_pf_elem *data;
+ struct type_pf_elem *data;
struct hbucket *n, *m;
- u32 i, j;
+ u32 i, j, flags = 0;
int ret;
/* Try to cleanup once */
@@ -873,10 +881,17 @@
n = hbucket(orig, i);
for (j = 0; j < n->pos; j++) {
data = ahash_tdata(n, j);
+#ifdef IP_SET_HASH_WITH_NETS
+ flags = 0;
+ type_pf_data_reset_flags(data, &flags);
+#endif
m = hbucket(t, HKEY(data, h->initval, htable_bits));
- ret = type_pf_elem_tadd(m, data, AHASH_MAX(h), 0,
- ip_set_timeout_get(type_pf_data_timeout(data)));
+ ret = type_pf_elem_tadd(m, data, AHASH_MAX(h), flags,
+ ip_set_timeout_get(type_pf_data_timeout(data)));
if (ret < 0) {
+#ifdef IP_SET_HASH_WITH_NETS
+ type_pf_data_flags(data, flags);
+#endif
read_unlock_bh(&set->lock);
ahash_destroy(t);
if (ret == -EAGAIN)
@@ -1187,6 +1202,7 @@
#undef type_pf_data_tlist
#undef type_pf_data_next
#undef type_pf_data_flags
+#undef type_pf_data_reset_flags
#undef type_pf_data_match
#undef type_pf_elem
diff --git a/include/linux/sched.h b/include/linux/sched.h
index d35d2b6..e692a02 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -163,9 +163,10 @@
#define TASK_DEAD 64
#define TASK_WAKEKILL 128
#define TASK_WAKING 256
-#define TASK_STATE_MAX 512
+#define TASK_PARKED 512
+#define TASK_STATE_MAX 1024
-#define TASK_STATE_TO_CHAR_STR "RSDTtZXxKW"
+#define TASK_STATE_TO_CHAR_STR "RSDTtZXxKWP"
extern char ___assert_task_state[1 - 2*!!(
sizeof(TASK_STATE_TO_CHAR_STR)-1 != ilog2(TASK_STATE_MAX)+1)];
diff --git a/include/linux/ssb/ssb_driver_chipcommon.h b/include/linux/ssb/ssb_driver_chipcommon.h
index 9e492be..6fcfe99 100644
--- a/include/linux/ssb/ssb_driver_chipcommon.h
+++ b/include/linux/ssb/ssb_driver_chipcommon.h
@@ -219,6 +219,7 @@
#define SSB_CHIPCO_PMU_CTL 0x0600 /* PMU control */
#define SSB_CHIPCO_PMU_CTL_ILP_DIV 0xFFFF0000 /* ILP div mask */
#define SSB_CHIPCO_PMU_CTL_ILP_DIV_SHIFT 16
+#define SSB_CHIPCO_PMU_CTL_PLL_UPD 0x00000400
#define SSB_CHIPCO_PMU_CTL_NOILPONW 0x00000200 /* No ILP on wait */
#define SSB_CHIPCO_PMU_CTL_HTREQEN 0x00000100 /* HT req enable */
#define SSB_CHIPCO_PMU_CTL_ALPREQEN 0x00000080 /* ALP req enable */
@@ -667,5 +668,6 @@
void ssb_pmu_set_ldo_voltage(struct ssb_chipcommon *cc,
enum ssb_pmu_ldo_volt_id id, u32 voltage);
void ssb_pmu_set_ldo_paref(struct ssb_chipcommon *cc, bool on);
+void ssb_pmu_spuravoid_pllupdate(struct ssb_chipcommon *cc, int spuravoid);
#endif /* LINUX_SSB_CHIPCO_H_ */
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index 2de42f94..a5ffd32 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -25,6 +25,7 @@
extern void swiotlb_init(int verbose);
int swiotlb_init_with_tbl(char *tlb, unsigned long nslabs, int verbose);
extern unsigned long swiotlb_nr_tbl(void);
+unsigned long swiotlb_size_or_default(void);
extern int swiotlb_late_init_with_tbl(char *tlb, unsigned long nslabs);
/*
diff --git a/include/linux/ucs2_string.h b/include/linux/ucs2_string.h
new file mode 100644
index 0000000..cbb20af
--- /dev/null
+++ b/include/linux/ucs2_string.h
@@ -0,0 +1,14 @@
+#ifndef _LINUX_UCS2_STRING_H_
+#define _LINUX_UCS2_STRING_H_
+
+#include <linux/types.h> /* for size_t */
+#include <linux/stddef.h> /* for NULL */
+
+typedef u16 ucs2_char_t;
+
+unsigned long ucs2_strnlen(const ucs2_char_t *s, size_t maxlength);
+unsigned long ucs2_strlen(const ucs2_char_t *s);
+unsigned long ucs2_strsize(const ucs2_char_t *data, unsigned long maxlength);
+int ucs2_strncmp(const ucs2_char_t *a, const ucs2_char_t *b, size_t len);
+
+#endif /* _LINUX_UCS2_STRING_H_ */
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 40be2a0..84a6440 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -199,6 +199,7 @@
/* Device notifier */
extern int register_inet6addr_notifier(struct notifier_block *nb);
extern int unregister_inet6addr_notifier(struct notifier_block *nb);
+extern int inet6addr_notifier_call_chain(unsigned long val, void *v);
extern void inet6_netconf_notify_devconf(struct net *net, int type, int ifindex,
struct ipv6_devconf *devconf);
diff --git a/include/net/irda/irlmp.h b/include/net/irda/irlmp.h
index f741091..f132924 100644
--- a/include/net/irda/irlmp.h
+++ b/include/net/irda/irlmp.h
@@ -256,7 +256,8 @@
return (self && self->lap) ? self->lap->daddr : 0;
}
-extern const char *irlmp_reasons[];
+const char *irlmp_reason_str(LM_REASON reason);
+
extern int sysctl_discovery_timeout;
extern int sysctl_discovery_slots;
extern int sysctl_discovery;
diff --git a/include/net/scm.h b/include/net/scm.h
index 975cca0..b117081 100644
--- a/include/net/scm.h
+++ b/include/net/scm.h
@@ -56,8 +56,8 @@
scm->pid = get_pid(pid);
scm->cred = cred ? get_cred(cred) : NULL;
scm->creds.pid = pid_vnr(pid);
- scm->creds.uid = cred ? cred->euid : INVALID_UID;
- scm->creds.gid = cred ? cred->egid : INVALID_GID;
+ scm->creds.uid = cred ? cred->uid : INVALID_UID;
+ scm->creds.gid = cred ? cred->gid : INVALID_GID;
}
static __inline__ void scm_destroy_cred(struct scm_cookie *scm)
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index 9961726..9c14673 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -257,6 +257,7 @@
/**
* block_bio_complete - completed all work on the block operation
+ * @q: queue holding the block operation
* @bio: block operation completed
* @error: io error value
*
@@ -265,9 +266,9 @@
*/
TRACE_EVENT(block_bio_complete,
- TP_PROTO(struct bio *bio, int error),
+ TP_PROTO(struct request_queue *q, struct bio *bio, int error),
- TP_ARGS(bio, error),
+ TP_ARGS(q, bio, error),
TP_STRUCT__entry(
__field( dev_t, dev )
@@ -278,8 +279,7 @@
),
TP_fast_assign(
- __entry->dev = bio->bi_bdev ?
- bio->bi_bdev->bd_dev : 0;
+ __entry->dev = bio->bi_bdev->bd_dev;
__entry->sector = bio->bi_sector;
__entry->nr_sector = bio->bi_size >> 9;
__entry->error = error;
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index 5a8671e..e5586ca 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -147,7 +147,7 @@
__print_flags(__entry->prev_state & (TASK_STATE_MAX-1), "|",
{ 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" },
{ 16, "Z" }, { 32, "X" }, { 64, "x" },
- { 128, "W" }) : "R",
+ { 128, "K" }, { 256, "W" }, { 512, "P" }) : "R",
__entry->prev_state & TASK_STATE_MAX ? "+" : "",
__entry->next_comm, __entry->next_pid, __entry->next_prio)
);
diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h
index 4c43b44..706d035 100644
--- a/include/uapi/linux/fuse.h
+++ b/include/uapi/linux/fuse.h
@@ -95,15 +95,10 @@
#ifndef _LINUX_FUSE_H
#define _LINUX_FUSE_H
-#ifdef __linux__
+#ifdef __KERNEL__
#include <linux/types.h>
#else
#include <stdint.h>
-#define __u64 uint64_t
-#define __s64 int64_t
-#define __u32 uint32_t
-#define __s32 int32_t
-#define __u16 uint16_t
#endif
/*
@@ -139,42 +134,42 @@
userspace works under 64bit kernels */
struct fuse_attr {
- __u64 ino;
- __u64 size;
- __u64 blocks;
- __u64 atime;
- __u64 mtime;
- __u64 ctime;
- __u32 atimensec;
- __u32 mtimensec;
- __u32 ctimensec;
- __u32 mode;
- __u32 nlink;
- __u32 uid;
- __u32 gid;
- __u32 rdev;
- __u32 blksize;
- __u32 padding;
+ uint64_t ino;
+ uint64_t size;
+ uint64_t blocks;
+ uint64_t atime;
+ uint64_t mtime;
+ uint64_t ctime;
+ uint32_t atimensec;
+ uint32_t mtimensec;
+ uint32_t ctimensec;
+ uint32_t mode;
+ uint32_t nlink;
+ uint32_t uid;
+ uint32_t gid;
+ uint32_t rdev;
+ uint32_t blksize;
+ uint32_t padding;
};
struct fuse_kstatfs {
- __u64 blocks;
- __u64 bfree;
- __u64 bavail;
- __u64 files;
- __u64 ffree;
- __u32 bsize;
- __u32 namelen;
- __u32 frsize;
- __u32 padding;
- __u32 spare[6];
+ uint64_t blocks;
+ uint64_t bfree;
+ uint64_t bavail;
+ uint64_t files;
+ uint64_t ffree;
+ uint32_t bsize;
+ uint32_t namelen;
+ uint32_t frsize;
+ uint32_t padding;
+ uint32_t spare[6];
};
struct fuse_file_lock {
- __u64 start;
- __u64 end;
- __u32 type;
- __u32 pid; /* tgid */
+ uint64_t start;
+ uint64_t end;
+ uint32_t type;
+ uint32_t pid; /* tgid */
};
/**
@@ -364,143 +359,143 @@
#define FUSE_COMPAT_ENTRY_OUT_SIZE 120
struct fuse_entry_out {
- __u64 nodeid; /* Inode ID */
- __u64 generation; /* Inode generation: nodeid:gen must
- be unique for the fs's lifetime */
- __u64 entry_valid; /* Cache timeout for the name */
- __u64 attr_valid; /* Cache timeout for the attributes */
- __u32 entry_valid_nsec;
- __u32 attr_valid_nsec;
+ uint64_t nodeid; /* Inode ID */
+ uint64_t generation; /* Inode generation: nodeid:gen must
+ be unique for the fs's lifetime */
+ uint64_t entry_valid; /* Cache timeout for the name */
+ uint64_t attr_valid; /* Cache timeout for the attributes */
+ uint32_t entry_valid_nsec;
+ uint32_t attr_valid_nsec;
struct fuse_attr attr;
};
struct fuse_forget_in {
- __u64 nlookup;
+ uint64_t nlookup;
};
struct fuse_forget_one {
- __u64 nodeid;
- __u64 nlookup;
+ uint64_t nodeid;
+ uint64_t nlookup;
};
struct fuse_batch_forget_in {
- __u32 count;
- __u32 dummy;
+ uint32_t count;
+ uint32_t dummy;
};
struct fuse_getattr_in {
- __u32 getattr_flags;
- __u32 dummy;
- __u64 fh;
+ uint32_t getattr_flags;
+ uint32_t dummy;
+ uint64_t fh;
};
#define FUSE_COMPAT_ATTR_OUT_SIZE 96
struct fuse_attr_out {
- __u64 attr_valid; /* Cache timeout for the attributes */
- __u32 attr_valid_nsec;
- __u32 dummy;
+ uint64_t attr_valid; /* Cache timeout for the attributes */
+ uint32_t attr_valid_nsec;
+ uint32_t dummy;
struct fuse_attr attr;
};
#define FUSE_COMPAT_MKNOD_IN_SIZE 8
struct fuse_mknod_in {
- __u32 mode;
- __u32 rdev;
- __u32 umask;
- __u32 padding;
+ uint32_t mode;
+ uint32_t rdev;
+ uint32_t umask;
+ uint32_t padding;
};
struct fuse_mkdir_in {
- __u32 mode;
- __u32 umask;
+ uint32_t mode;
+ uint32_t umask;
};
struct fuse_rename_in {
- __u64 newdir;
+ uint64_t newdir;
};
struct fuse_link_in {
- __u64 oldnodeid;
+ uint64_t oldnodeid;
};
struct fuse_setattr_in {
- __u32 valid;
- __u32 padding;
- __u64 fh;
- __u64 size;
- __u64 lock_owner;
- __u64 atime;
- __u64 mtime;
- __u64 unused2;
- __u32 atimensec;
- __u32 mtimensec;
- __u32 unused3;
- __u32 mode;
- __u32 unused4;
- __u32 uid;
- __u32 gid;
- __u32 unused5;
+ uint32_t valid;
+ uint32_t padding;
+ uint64_t fh;
+ uint64_t size;
+ uint64_t lock_owner;
+ uint64_t atime;
+ uint64_t mtime;
+ uint64_t unused2;
+ uint32_t atimensec;
+ uint32_t mtimensec;
+ uint32_t unused3;
+ uint32_t mode;
+ uint32_t unused4;
+ uint32_t uid;
+ uint32_t gid;
+ uint32_t unused5;
};
struct fuse_open_in {
- __u32 flags;
- __u32 unused;
+ uint32_t flags;
+ uint32_t unused;
};
struct fuse_create_in {
- __u32 flags;
- __u32 mode;
- __u32 umask;
- __u32 padding;
+ uint32_t flags;
+ uint32_t mode;
+ uint32_t umask;
+ uint32_t padding;
};
struct fuse_open_out {
- __u64 fh;
- __u32 open_flags;
- __u32 padding;
+ uint64_t fh;
+ uint32_t open_flags;
+ uint32_t padding;
};
struct fuse_release_in {
- __u64 fh;
- __u32 flags;
- __u32 release_flags;
- __u64 lock_owner;
+ uint64_t fh;
+ uint32_t flags;
+ uint32_t release_flags;
+ uint64_t lock_owner;
};
struct fuse_flush_in {
- __u64 fh;
- __u32 unused;
- __u32 padding;
- __u64 lock_owner;
+ uint64_t fh;
+ uint32_t unused;
+ uint32_t padding;
+ uint64_t lock_owner;
};
struct fuse_read_in {
- __u64 fh;
- __u64 offset;
- __u32 size;
- __u32 read_flags;
- __u64 lock_owner;
- __u32 flags;
- __u32 padding;
+ uint64_t fh;
+ uint64_t offset;
+ uint32_t size;
+ uint32_t read_flags;
+ uint64_t lock_owner;
+ uint32_t flags;
+ uint32_t padding;
};
#define FUSE_COMPAT_WRITE_IN_SIZE 24
struct fuse_write_in {
- __u64 fh;
- __u64 offset;
- __u32 size;
- __u32 write_flags;
- __u64 lock_owner;
- __u32 flags;
- __u32 padding;
+ uint64_t fh;
+ uint64_t offset;
+ uint32_t size;
+ uint32_t write_flags;
+ uint64_t lock_owner;
+ uint32_t flags;
+ uint32_t padding;
};
struct fuse_write_out {
- __u32 size;
- __u32 padding;
+ uint32_t size;
+ uint32_t padding;
};
#define FUSE_COMPAT_STATFS_SIZE 48
@@ -510,32 +505,32 @@
};
struct fuse_fsync_in {
- __u64 fh;
- __u32 fsync_flags;
- __u32 padding;
+ uint64_t fh;
+ uint32_t fsync_flags;
+ uint32_t padding;
};
struct fuse_setxattr_in {
- __u32 size;
- __u32 flags;
+ uint32_t size;
+ uint32_t flags;
};
struct fuse_getxattr_in {
- __u32 size;
- __u32 padding;
+ uint32_t size;
+ uint32_t padding;
};
struct fuse_getxattr_out {
- __u32 size;
- __u32 padding;
+ uint32_t size;
+ uint32_t padding;
};
struct fuse_lk_in {
- __u64 fh;
- __u64 owner;
+ uint64_t fh;
+ uint64_t owner;
struct fuse_file_lock lk;
- __u32 lk_flags;
- __u32 padding;
+ uint32_t lk_flags;
+ uint32_t padding;
};
struct fuse_lk_out {
@@ -543,134 +538,135 @@
};
struct fuse_access_in {
- __u32 mask;
- __u32 padding;
+ uint32_t mask;
+ uint32_t padding;
};
struct fuse_init_in {
- __u32 major;
- __u32 minor;
- __u32 max_readahead;
- __u32 flags;
+ uint32_t major;
+ uint32_t minor;
+ uint32_t max_readahead;
+ uint32_t flags;
};
struct fuse_init_out {
- __u32 major;
- __u32 minor;
- __u32 max_readahead;
- __u32 flags;
- __u16 max_background;
- __u16 congestion_threshold;
- __u32 max_write;
+ uint32_t major;
+ uint32_t minor;
+ uint32_t max_readahead;
+ uint32_t flags;
+ uint16_t max_background;
+ uint16_t congestion_threshold;
+ uint32_t max_write;
};
#define CUSE_INIT_INFO_MAX 4096
struct cuse_init_in {
- __u32 major;
- __u32 minor;
- __u32 unused;
- __u32 flags;
+ uint32_t major;
+ uint32_t minor;
+ uint32_t unused;
+ uint32_t flags;
};
struct cuse_init_out {
- __u32 major;
- __u32 minor;
- __u32 unused;
- __u32 flags;
- __u32 max_read;
- __u32 max_write;
- __u32 dev_major; /* chardev major */
- __u32 dev_minor; /* chardev minor */
- __u32 spare[10];
+ uint32_t major;
+ uint32_t minor;
+ uint32_t unused;
+ uint32_t flags;
+ uint32_t max_read;
+ uint32_t max_write;
+ uint32_t dev_major; /* chardev major */
+ uint32_t dev_minor; /* chardev minor */
+ uint32_t spare[10];
};
struct fuse_interrupt_in {
- __u64 unique;
+ uint64_t unique;
};
struct fuse_bmap_in {
- __u64 block;
- __u32 blocksize;
- __u32 padding;
+ uint64_t block;
+ uint32_t blocksize;
+ uint32_t padding;
};
struct fuse_bmap_out {
- __u64 block;
+ uint64_t block;
};
struct fuse_ioctl_in {
- __u64 fh;
- __u32 flags;
- __u32 cmd;
- __u64 arg;
- __u32 in_size;
- __u32 out_size;
+ uint64_t fh;
+ uint32_t flags;
+ uint32_t cmd;
+ uint64_t arg;
+ uint32_t in_size;
+ uint32_t out_size;
};
struct fuse_ioctl_iovec {
- __u64 base;
- __u64 len;
+ uint64_t base;
+ uint64_t len;
};
struct fuse_ioctl_out {
- __s32 result;
- __u32 flags;
- __u32 in_iovs;
- __u32 out_iovs;
+ int32_t result;
+ uint32_t flags;
+ uint32_t in_iovs;
+ uint32_t out_iovs;
};
struct fuse_poll_in {
- __u64 fh;
- __u64 kh;
- __u32 flags;
- __u32 events;
+ uint64_t fh;
+ uint64_t kh;
+ uint32_t flags;
+ uint32_t events;
};
struct fuse_poll_out {
- __u32 revents;
- __u32 padding;
+ uint32_t revents;
+ uint32_t padding;
};
struct fuse_notify_poll_wakeup_out {
- __u64 kh;
+ uint64_t kh;
};
struct fuse_fallocate_in {
- __u64 fh;
- __u64 offset;
- __u64 length;
- __u32 mode;
- __u32 padding;
+ uint64_t fh;
+ uint64_t offset;
+ uint64_t length;
+ uint32_t mode;
+ uint32_t padding;
};
struct fuse_in_header {
- __u32 len;
- __u32 opcode;
- __u64 unique;
- __u64 nodeid;
- __u32 uid;
- __u32 gid;
- __u32 pid;
- __u32 padding;
+ uint32_t len;
+ uint32_t opcode;
+ uint64_t unique;
+ uint64_t nodeid;
+ uint32_t uid;
+ uint32_t gid;
+ uint32_t pid;
+ uint32_t padding;
};
struct fuse_out_header {
- __u32 len;
- __s32 error;
- __u64 unique;
+ uint32_t len;
+ int32_t error;
+ uint64_t unique;
};
struct fuse_dirent {
- __u64 ino;
- __u64 off;
- __u32 namelen;
- __u32 type;
+ uint64_t ino;
+ uint64_t off;
+ uint32_t namelen;
+ uint32_t type;
char name[];
};
#define FUSE_NAME_OFFSET offsetof(struct fuse_dirent, name)
-#define FUSE_DIRENT_ALIGN(x) (((x) + sizeof(__u64) - 1) & ~(sizeof(__u64) - 1))
+#define FUSE_DIRENT_ALIGN(x) \
+ (((x) + sizeof(uint64_t) - 1) & ~(sizeof(uint64_t) - 1))
#define FUSE_DIRENT_SIZE(d) \
FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + (d)->namelen)
@@ -685,47 +681,47 @@
FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET_DIRENTPLUS + (d)->dirent.namelen)
struct fuse_notify_inval_inode_out {
- __u64 ino;
- __s64 off;
- __s64 len;
+ uint64_t ino;
+ int64_t off;
+ int64_t len;
};
struct fuse_notify_inval_entry_out {
- __u64 parent;
- __u32 namelen;
- __u32 padding;
+ uint64_t parent;
+ uint32_t namelen;
+ uint32_t padding;
};
struct fuse_notify_delete_out {
- __u64 parent;
- __u64 child;
- __u32 namelen;
- __u32 padding;
+ uint64_t parent;
+ uint64_t child;
+ uint32_t namelen;
+ uint32_t padding;
};
struct fuse_notify_store_out {
- __u64 nodeid;
- __u64 offset;
- __u32 size;
- __u32 padding;
+ uint64_t nodeid;
+ uint64_t offset;
+ uint32_t size;
+ uint32_t padding;
};
struct fuse_notify_retrieve_out {
- __u64 notify_unique;
- __u64 nodeid;
- __u64 offset;
- __u32 size;
- __u32 padding;
+ uint64_t notify_unique;
+ uint64_t nodeid;
+ uint64_t offset;
+ uint32_t size;
+ uint32_t padding;
};
/* Matches the size of fuse_write_in */
struct fuse_notify_retrieve_in {
- __u64 dummy1;
- __u64 offset;
- __u32 size;
- __u32 dummy2;
- __u64 dummy3;
- __u64 dummy4;
+ uint64_t dummy1;
+ uint64_t offset;
+ uint32_t size;
+ uint32_t dummy2;
+ uint64_t dummy3;
+ uint64_t dummy4;
};
#endif /* _LINUX_FUSE_H */
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index cc47812..14be27f 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -63,6 +63,7 @@
DEFINE_PER_CPU(struct hrtimer_cpu_base, hrtimer_bases) =
{
+ .lock = __RAW_SPIN_LOCK_UNLOCKED(hrtimer_bases.lock),
.clock_base =
{
{
@@ -1642,8 +1643,6 @@
struct hrtimer_cpu_base *cpu_base = &per_cpu(hrtimer_bases, cpu);
int i;
- raw_spin_lock_init(&cpu_base->lock);
-
for (i = 0; i < HRTIMER_MAX_CLOCK_BASES; i++) {
cpu_base->clock_base[i].cpu_base = cpu_base;
timerqueue_init_head(&cpu_base->clock_base[i].active);
diff --git a/kernel/kexec.c b/kernel/kexec.c
index bddd3d7..ffd4e11 100644
--- a/kernel/kexec.c
+++ b/kernel/kexec.c
@@ -55,7 +55,7 @@
.flags = IORESOURCE_BUSY | IORESOURCE_MEM
};
struct resource crashk_low_res = {
- .name = "Crash kernel low",
+ .name = "Crash kernel",
.start = 0,
.end = 0,
.flags = IORESOURCE_BUSY | IORESOURCE_MEM
@@ -1368,35 +1368,114 @@
return 0;
}
+#define SUFFIX_HIGH 0
+#define SUFFIX_LOW 1
+#define SUFFIX_NULL 2
+static __initdata char *suffix_tbl[] = {
+ [SUFFIX_HIGH] = ",high",
+ [SUFFIX_LOW] = ",low",
+ [SUFFIX_NULL] = NULL,
+};
+
/*
- * That function is the entry point for command line parsing and should be
- * called from the arch-specific code.
+ * That function parses "suffix" crashkernel command lines like
+ *
+ * crashkernel=size,[high|low]
+ *
+ * It returns 0 on success and -EINVAL on failure.
*/
+static int __init parse_crashkernel_suffix(char *cmdline,
+ unsigned long long *crash_size,
+ unsigned long long *crash_base,
+ const char *suffix)
+{
+ char *cur = cmdline;
+
+ *crash_size = memparse(cmdline, &cur);
+ if (cmdline == cur) {
+ pr_warn("crashkernel: memory value expected\n");
+ return -EINVAL;
+ }
+
+ /* check with suffix */
+ if (strncmp(cur, suffix, strlen(suffix))) {
+ pr_warn("crashkernel: unrecognized char\n");
+ return -EINVAL;
+ }
+ cur += strlen(suffix);
+ if (*cur != ' ' && *cur != '\0') {
+ pr_warn("crashkernel: unrecognized char\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static __init char *get_last_crashkernel(char *cmdline,
+ const char *name,
+ const char *suffix)
+{
+ char *p = cmdline, *ck_cmdline = NULL;
+
+ /* find crashkernel and use the last one if there are more */
+ p = strstr(p, name);
+ while (p) {
+ char *end_p = strchr(p, ' ');
+ char *q;
+
+ if (!end_p)
+ end_p = p + strlen(p);
+
+ if (!suffix) {
+ int i;
+
+ /* skip the one with any known suffix */
+ for (i = 0; suffix_tbl[i]; i++) {
+ q = end_p - strlen(suffix_tbl[i]);
+ if (!strncmp(q, suffix_tbl[i],
+ strlen(suffix_tbl[i])))
+ goto next;
+ }
+ ck_cmdline = p;
+ } else {
+ q = end_p - strlen(suffix);
+ if (!strncmp(q, suffix, strlen(suffix)))
+ ck_cmdline = p;
+ }
+next:
+ p = strstr(p+1, name);
+ }
+
+ if (!ck_cmdline)
+ return NULL;
+
+ return ck_cmdline;
+}
+
static int __init __parse_crashkernel(char *cmdline,
unsigned long long system_ram,
unsigned long long *crash_size,
unsigned long long *crash_base,
- const char *name)
+ const char *name,
+ const char *suffix)
{
- char *p = cmdline, *ck_cmdline = NULL;
char *first_colon, *first_space;
+ char *ck_cmdline;
BUG_ON(!crash_size || !crash_base);
*crash_size = 0;
*crash_base = 0;
- /* find crashkernel and use the last one if there are more */
- p = strstr(p, name);
- while (p) {
- ck_cmdline = p;
- p = strstr(p+1, name);
- }
+ ck_cmdline = get_last_crashkernel(cmdline, name, suffix);
if (!ck_cmdline)
return -EINVAL;
ck_cmdline += strlen(name);
+ if (suffix)
+ return parse_crashkernel_suffix(ck_cmdline, crash_size,
+ crash_base, suffix);
/*
* if the commandline contains a ':', then that's the extended
* syntax -- if not, it must be the classic syntax
@@ -1413,13 +1492,26 @@
return 0;
}
+/*
+ * That function is the entry point for command line parsing and should be
+ * called from the arch-specific code.
+ */
int __init parse_crashkernel(char *cmdline,
unsigned long long system_ram,
unsigned long long *crash_size,
unsigned long long *crash_base)
{
return __parse_crashkernel(cmdline, system_ram, crash_size, crash_base,
- "crashkernel=");
+ "crashkernel=", NULL);
+}
+
+int __init parse_crashkernel_high(char *cmdline,
+ unsigned long long system_ram,
+ unsigned long long *crash_size,
+ unsigned long long *crash_base)
+{
+ return __parse_crashkernel(cmdline, system_ram, crash_size, crash_base,
+ "crashkernel=", suffix_tbl[SUFFIX_HIGH]);
}
int __init parse_crashkernel_low(char *cmdline,
@@ -1428,7 +1520,7 @@
unsigned long long *crash_base)
{
return __parse_crashkernel(cmdline, system_ram, crash_size, crash_base,
- "crashkernel_low=");
+ "crashkernel=", suffix_tbl[SUFFIX_LOW]);
}
static void update_vmcoreinfo_note(void)
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index e35be53..3fed7f0 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -794,16 +794,16 @@
}
#ifdef CONFIG_SYSCTL
-/* This should be called with kprobe_mutex locked */
static void __kprobes optimize_all_kprobes(void)
{
struct hlist_head *head;
struct kprobe *p;
unsigned int i;
+ mutex_lock(&kprobe_mutex);
/* If optimization is already allowed, just return */
if (kprobes_allow_optimization)
- return;
+ goto out;
kprobes_allow_optimization = true;
for (i = 0; i < KPROBE_TABLE_SIZE; i++) {
@@ -813,18 +813,22 @@
optimize_kprobe(p);
}
printk(KERN_INFO "Kprobes globally optimized\n");
+out:
+ mutex_unlock(&kprobe_mutex);
}
-/* This should be called with kprobe_mutex locked */
static void __kprobes unoptimize_all_kprobes(void)
{
struct hlist_head *head;
struct kprobe *p;
unsigned int i;
+ mutex_lock(&kprobe_mutex);
/* If optimization is already prohibited, just return */
- if (!kprobes_allow_optimization)
+ if (!kprobes_allow_optimization) {
+ mutex_unlock(&kprobe_mutex);
return;
+ }
kprobes_allow_optimization = false;
for (i = 0; i < KPROBE_TABLE_SIZE; i++) {
@@ -834,11 +838,14 @@
unoptimize_kprobe(p, false);
}
}
+ mutex_unlock(&kprobe_mutex);
+
/* Wait for unoptimizing completion */
wait_for_kprobe_optimizer();
printk(KERN_INFO "Kprobes globally unoptimized\n");
}
+static DEFINE_MUTEX(kprobe_sysctl_mutex);
int sysctl_kprobes_optimization;
int proc_kprobes_optimization_handler(struct ctl_table *table, int write,
void __user *buffer, size_t *length,
@@ -846,7 +853,7 @@
{
int ret;
- mutex_lock(&kprobe_mutex);
+ mutex_lock(&kprobe_sysctl_mutex);
sysctl_kprobes_optimization = kprobes_allow_optimization ? 1 : 0;
ret = proc_dointvec_minmax(table, write, buffer, length, ppos);
@@ -854,7 +861,7 @@
optimize_all_kprobes();
else
unoptimize_all_kprobes();
- mutex_unlock(&kprobe_mutex);
+ mutex_unlock(&kprobe_sysctl_mutex);
return ret;
}
diff --git a/kernel/kthread.c b/kernel/kthread.c
index 691dc2e..9eb7fed 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -124,12 +124,12 @@
static void __kthread_parkme(struct kthread *self)
{
- __set_current_state(TASK_INTERRUPTIBLE);
+ __set_current_state(TASK_PARKED);
while (test_bit(KTHREAD_SHOULD_PARK, &self->flags)) {
if (!test_and_set_bit(KTHREAD_IS_PARKED, &self->flags))
complete(&self->parked);
schedule();
- __set_current_state(TASK_INTERRUPTIBLE);
+ __set_current_state(TASK_PARKED);
}
clear_bit(KTHREAD_IS_PARKED, &self->flags);
__set_current_state(TASK_RUNNING);
@@ -256,8 +256,13 @@
}
EXPORT_SYMBOL(kthread_create_on_node);
-static void __kthread_bind(struct task_struct *p, unsigned int cpu)
+static void __kthread_bind(struct task_struct *p, unsigned int cpu, long state)
{
+ /* Must have done schedule() in kthread() before we set_task_cpu */
+ if (!wait_task_inactive(p, state)) {
+ WARN_ON(1);
+ return;
+ }
/* It's safe because the task is inactive. */
do_set_cpus_allowed(p, cpumask_of(cpu));
p->flags |= PF_THREAD_BOUND;
@@ -274,12 +279,7 @@
*/
void kthread_bind(struct task_struct *p, unsigned int cpu)
{
- /* Must have done schedule() in kthread() before we set_task_cpu */
- if (!wait_task_inactive(p, TASK_UNINTERRUPTIBLE)) {
- WARN_ON(1);
- return;
- }
- __kthread_bind(p, cpu);
+ __kthread_bind(p, cpu, TASK_UNINTERRUPTIBLE);
}
EXPORT_SYMBOL(kthread_bind);
@@ -324,6 +324,22 @@
return NULL;
}
+static void __kthread_unpark(struct task_struct *k, struct kthread *kthread)
+{
+ clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags);
+ /*
+ * We clear the IS_PARKED bit here as we don't wait
+ * until the task has left the park code. So if we'd
+ * park before that happens we'd see the IS_PARKED bit
+ * which might be about to be cleared.
+ */
+ if (test_and_clear_bit(KTHREAD_IS_PARKED, &kthread->flags)) {
+ if (test_bit(KTHREAD_IS_PER_CPU, &kthread->flags))
+ __kthread_bind(k, kthread->cpu, TASK_PARKED);
+ wake_up_state(k, TASK_PARKED);
+ }
+}
+
/**
* kthread_unpark - unpark a thread created by kthread_create().
* @k: thread created by kthread_create().
@@ -336,20 +352,8 @@
{
struct kthread *kthread = task_get_live_kthread(k);
- if (kthread) {
- clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags);
- /*
- * We clear the IS_PARKED bit here as we don't wait
- * until the task has left the park code. So if we'd
- * park before that happens we'd see the IS_PARKED bit
- * which might be about to be cleared.
- */
- if (test_and_clear_bit(KTHREAD_IS_PARKED, &kthread->flags)) {
- if (test_bit(KTHREAD_IS_PER_CPU, &kthread->flags))
- __kthread_bind(k, kthread->cpu);
- wake_up_process(k);
- }
- }
+ if (kthread)
+ __kthread_unpark(k, kthread);
put_task_struct(k);
}
@@ -407,7 +411,7 @@
trace_sched_kthread_stop(k);
if (kthread) {
set_bit(KTHREAD_SHOULD_STOP, &kthread->flags);
- clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags);
+ __kthread_unpark(k, kthread);
wake_up_process(k);
wait_for_completion(&kthread->exited);
}
diff --git a/kernel/signal.c b/kernel/signal.c
index dd72567..598dc06 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2948,7 +2948,7 @@
static int do_tkill(pid_t tgid, pid_t pid, int sig)
{
- struct siginfo info;
+ struct siginfo info = {};
info.si_signo = sig;
info.si_errno = 0;
diff --git a/kernel/smpboot.c b/kernel/smpboot.c
index 8eaed9a..02fc5c9 100644
--- a/kernel/smpboot.c
+++ b/kernel/smpboot.c
@@ -185,8 +185,18 @@
}
get_task_struct(tsk);
*per_cpu_ptr(ht->store, cpu) = tsk;
- if (ht->create)
- ht->create(cpu);
+ if (ht->create) {
+ /*
+ * Make sure that the task has actually scheduled out
+ * into park position, before calling the create
+ * callback. At least the migration thread callback
+ * requires that the task is off the runqueue.
+ */
+ if (!wait_task_inactive(tsk, TASK_PARKED))
+ WARN_ON(1);
+ else
+ ht->create(cpu);
+ }
return 0;
}
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index 9e5b8c2..5a0f781 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -739,12 +739,6 @@
struct request_queue *q,
struct request *rq)
{
- struct blk_trace *bt = q->blk_trace;
-
- /* if control ever passes through here, it's a request based driver */
- if (unlikely(bt && !bt->rq_based))
- bt->rq_based = true;
-
blk_add_trace_rq(q, rq, BLK_TA_COMPLETE);
}
@@ -780,24 +774,10 @@
blk_add_trace_bio(q, bio, BLK_TA_BOUNCE, 0);
}
-static void blk_add_trace_bio_complete(void *ignore, struct bio *bio, int error)
+static void blk_add_trace_bio_complete(void *ignore,
+ struct request_queue *q, struct bio *bio,
+ int error)
{
- struct request_queue *q;
- struct blk_trace *bt;
-
- if (!bio->bi_bdev)
- return;
-
- q = bdev_get_queue(bio->bi_bdev);
- bt = q->blk_trace;
-
- /*
- * Request based drivers will generate both rq and bio completions.
- * Ignore bio ones.
- */
- if (likely(!bt) || bt->rq_based)
- return;
-
blk_add_trace_bio(q, bio, BLK_TA_COMPLETE, error);
}
diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c
index a54f26f..e134d8f 100644
--- a/kernel/user_namespace.c
+++ b/kernel/user_namespace.c
@@ -25,7 +25,8 @@
static struct kmem_cache *user_ns_cachep __read_mostly;
-static bool new_idmap_permitted(struct user_namespace *ns, int cap_setid,
+static bool new_idmap_permitted(const struct file *file,
+ struct user_namespace *ns, int cap_setid,
struct uid_gid_map *map);
static void set_cred_user_ns(struct cred *cred, struct user_namespace *user_ns)
@@ -612,10 +613,10 @@
if (map->nr_extents != 0)
goto out;
- /* Require the appropriate privilege CAP_SETUID or CAP_SETGID
- * over the user namespace in order to set the id mapping.
+ /*
+ * Adjusting namespace settings requires capabilities on the target.
*/
- if (cap_valid(cap_setid) && !ns_capable(ns, cap_setid))
+ if (cap_valid(cap_setid) && !file_ns_capable(file, ns, CAP_SYS_ADMIN))
goto out;
/* Get a buffer */
@@ -700,7 +701,7 @@
ret = -EPERM;
/* Validate the user is allowed to use user id's mapped to. */
- if (!new_idmap_permitted(ns, cap_setid, &new_map))
+ if (!new_idmap_permitted(file, ns, cap_setid, &new_map))
goto out;
/* Map the lower ids from the parent user namespace to the
@@ -787,7 +788,8 @@
&ns->projid_map, &ns->parent->projid_map);
}
-static bool new_idmap_permitted(struct user_namespace *ns, int cap_setid,
+static bool new_idmap_permitted(const struct file *file,
+ struct user_namespace *ns, int cap_setid,
struct uid_gid_map *new_map)
{
/* Allow mapping to your own filesystem ids */
@@ -795,12 +797,12 @@
u32 id = new_map->extent[0].lower_first;
if (cap_setid == CAP_SETUID) {
kuid_t uid = make_kuid(ns->parent, id);
- if (uid_eq(uid, current_fsuid()))
+ if (uid_eq(uid, file->f_cred->fsuid))
return true;
}
else if (cap_setid == CAP_SETGID) {
kgid_t gid = make_kgid(ns->parent, id);
- if (gid_eq(gid, current_fsgid()))
+ if (gid_eq(gid, file->f_cred->fsgid))
return true;
}
}
@@ -811,8 +813,10 @@
/* Allow the specified ids if we have the appropriate capability
* (CAP_SETUID or CAP_SETGID) over the parent user namespace.
+ * And the opener of the id file also had the approprpiate capability.
*/
- if (ns_capable(ns->parent, cap_setid))
+ if (ns_capable(ns->parent, cap_setid) &&
+ file_ns_capable(file, ns->parent, cap_setid))
return true;
return false;
diff --git a/lib/Kconfig b/lib/Kconfig
index 3958dc4..fe01d41 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -404,4 +404,7 @@
help
Enable fast lookup object identifier registry.
+config UCS2_STRING
+ tristate
+
endmenu
diff --git a/lib/Makefile b/lib/Makefile
index d7946ff..6e2cc56 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -174,3 +174,5 @@
cmd_build_OID_registry = perl $(srctree)/$(src)/build_OID_registry $< $@
clean-files += oid_registry_data.c
+
+obj-$(CONFIG_UCS2_STRING) += ucs2_string.o
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index bfe02b8..d23762e6 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -105,9 +105,9 @@
if (!strcmp(str, "force"))
swiotlb_force = 1;
- return 1;
+ return 0;
}
-__setup("swiotlb=", setup_io_tlb_npages);
+early_param("swiotlb", setup_io_tlb_npages);
/* make io_tlb_overflow tunable too? */
unsigned long swiotlb_nr_tbl(void)
@@ -115,6 +115,18 @@
return io_tlb_nslabs;
}
EXPORT_SYMBOL_GPL(swiotlb_nr_tbl);
+
+/* default to 64MB */
+#define IO_TLB_DEFAULT_SIZE (64UL<<20)
+unsigned long swiotlb_size_or_default(void)
+{
+ unsigned long size;
+
+ size = io_tlb_nslabs << IO_TLB_SHIFT;
+
+ return size ? size : (IO_TLB_DEFAULT_SIZE);
+}
+
/* Note that this doesn't work with highmem page */
static dma_addr_t swiotlb_virt_to_bus(struct device *hwdev,
volatile void *address)
@@ -188,8 +200,7 @@
void __init
swiotlb_init(int verbose)
{
- /* default to 64MB */
- size_t default_size = 64UL<<20;
+ size_t default_size = IO_TLB_DEFAULT_SIZE;
unsigned char *vstart;
unsigned long bytes;
diff --git a/lib/ucs2_string.c b/lib/ucs2_string.c
new file mode 100644
index 0000000..6f500ef
--- /dev/null
+++ b/lib/ucs2_string.c
@@ -0,0 +1,51 @@
+#include <linux/ucs2_string.h>
+#include <linux/module.h>
+
+/* Return the number of unicode characters in data */
+unsigned long
+ucs2_strnlen(const ucs2_char_t *s, size_t maxlength)
+{
+ unsigned long length = 0;
+
+ while (*s++ != 0 && length < maxlength)
+ length++;
+ return length;
+}
+EXPORT_SYMBOL(ucs2_strnlen);
+
+unsigned long
+ucs2_strlen(const ucs2_char_t *s)
+{
+ return ucs2_strnlen(s, ~0UL);
+}
+EXPORT_SYMBOL(ucs2_strlen);
+
+/*
+ * Return the number of bytes is the length of this string
+ * Note: this is NOT the same as the number of unicode characters
+ */
+unsigned long
+ucs2_strsize(const ucs2_char_t *data, unsigned long maxlength)
+{
+ return ucs2_strnlen(data, maxlength/sizeof(ucs2_char_t)) * sizeof(ucs2_char_t);
+}
+EXPORT_SYMBOL(ucs2_strsize);
+
+int
+ucs2_strncmp(const ucs2_char_t *a, const ucs2_char_t *b, size_t len)
+{
+ while (1) {
+ if (len == 0)
+ return 0;
+ if (*a < *b)
+ return -1;
+ if (*a > *b)
+ return 1;
+ if (*a == 0) /* implies *b == 0 */
+ return 0;
+ a++;
+ b++;
+ len--;
+ }
+}
+EXPORT_SYMBOL(ucs2_strncmp);
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index ca9a7c6..1a12f5b 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2961,7 +2961,17 @@
break;
}
- if (absent ||
+ /*
+ * We need call hugetlb_fault for both hugepages under migration
+ * (in which case hugetlb_fault waits for the migration,) and
+ * hwpoisoned hugepages (in which case we need to prevent the
+ * caller from accessing to them.) In order to do this, we use
+ * here is_swap_pte instead of is_hugetlb_entry_migration and
+ * is_hugetlb_entry_hwpoisoned. This is because it simply covers
+ * both cases, and because we can't follow correct pages
+ * directly from any kind of swap entries.
+ */
+ if (absent || is_swap_pte(huge_ptep_get(pte)) ||
((flags & FOLL_WRITE) && !pte_write(huge_ptep_get(pte)))) {
int ret;
diff --git a/mm/memory.c b/mm/memory.c
index 13cbc42..ba94dec 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2393,6 +2393,53 @@
}
EXPORT_SYMBOL(remap_pfn_range);
+/**
+ * vm_iomap_memory - remap memory to userspace
+ * @vma: user vma to map to
+ * @start: start of area
+ * @len: size of area
+ *
+ * This is a simplified io_remap_pfn_range() for common driver use. The
+ * driver just needs to give us the physical memory range to be mapped,
+ * we'll figure out the rest from the vma information.
+ *
+ * NOTE! Some drivers might want to tweak vma->vm_page_prot first to get
+ * whatever write-combining details or similar.
+ */
+int vm_iomap_memory(struct vm_area_struct *vma, phys_addr_t start, unsigned long len)
+{
+ unsigned long vm_len, pfn, pages;
+
+ /* Check that the physical memory area passed in looks valid */
+ if (start + len < start)
+ return -EINVAL;
+ /*
+ * You *really* shouldn't map things that aren't page-aligned,
+ * but we've historically allowed it because IO memory might
+ * just have smaller alignment.
+ */
+ len += start & ~PAGE_MASK;
+ pfn = start >> PAGE_SHIFT;
+ pages = (len + ~PAGE_MASK) >> PAGE_SHIFT;
+ if (pfn + pages < pfn)
+ return -EINVAL;
+
+ /* We start the mapping 'vm_pgoff' pages into the area */
+ if (vma->vm_pgoff > pages)
+ return -EINVAL;
+ pfn += vma->vm_pgoff;
+ pages -= vma->vm_pgoff;
+
+ /* Can we fit all of the mapping? */
+ vm_len = vma->vm_end - vma->vm_start;
+ if (vm_len >> PAGE_SHIFT > pages)
+ return -EINVAL;
+
+ /* Ok, let it rip */
+ return io_remap_pfn_range(vma, vma->vm_start, pfn, vm_len, vma->vm_page_prot);
+}
+EXPORT_SYMBOL(vm_iomap_memory);
+
static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd,
unsigned long addr, unsigned long end,
pte_fn_t fn, void *data)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 88c5fed..669fba3 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3188,9 +3188,9 @@
if (IS_ERR(pgdat->kswapd)) {
/* failure at boot is fatal */
BUG_ON(system_state == SYSTEM_BOOTING);
- pgdat->kswapd = NULL;
pr_err("Failed to start kswapd on node %d\n", nid);
ret = PTR_ERR(pgdat->kswapd);
+ pgdat->kswapd = NULL;
}
return ret;
}
diff --git a/net/802/mrp.c b/net/802/mrp.c
index a4cc322..e085bcc 100644
--- a/net/802/mrp.c
+++ b/net/802/mrp.c
@@ -870,8 +870,12 @@
* all pending messages before the applicant is gone.
*/
del_timer_sync(&app->join_timer);
+
+ spin_lock(&app->lock);
mrp_mad_event(app, MRP_EVENT_TX);
mrp_pdu_queue(app);
+ spin_unlock(&app->lock);
+
mrp_queue_xmit(app);
dev_mc_del(dev, appl->group_address);
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 0488d70..fa563e4 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -169,7 +169,7 @@
atomic_set(&bat_priv->mesh_state, BATADV_MESH_INACTIVE);
}
-int batadv_is_my_mac(const uint8_t *addr)
+int batadv_is_my_mac(struct batadv_priv *bat_priv, const uint8_t *addr)
{
const struct batadv_hard_iface *hard_iface;
@@ -178,6 +178,9 @@
if (hard_iface->if_status != BATADV_IF_ACTIVE)
continue;
+ if (hard_iface->soft_iface != bat_priv->soft_iface)
+ continue;
+
if (batadv_compare_eth(hard_iface->net_dev->dev_addr, addr)) {
rcu_read_unlock();
return 1;
diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h
index ced08b9..d40910d 100644
--- a/net/batman-adv/main.h
+++ b/net/batman-adv/main.h
@@ -162,7 +162,7 @@
int batadv_mesh_init(struct net_device *soft_iface);
void batadv_mesh_free(struct net_device *soft_iface);
-int batadv_is_my_mac(const uint8_t *addr);
+int batadv_is_my_mac(struct batadv_priv *bat_priv, const uint8_t *addr);
struct batadv_hard_iface *
batadv_seq_print_text_primary_if_get(struct seq_file *seq);
int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 5ee21ce..319f290 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -402,7 +402,7 @@
goto out;
/* not for me */
- if (!batadv_is_my_mac(ethhdr->h_dest))
+ if (!batadv_is_my_mac(bat_priv, ethhdr->h_dest))
goto out;
icmp_packet = (struct batadv_icmp_packet_rr *)skb->data;
@@ -416,7 +416,7 @@
}
/* packet for me */
- if (batadv_is_my_mac(icmp_packet->dst))
+ if (batadv_is_my_mac(bat_priv, icmp_packet->dst))
return batadv_recv_my_icmp_packet(bat_priv, skb, hdr_size);
/* TTL exceeded */
@@ -548,7 +548,8 @@
return router;
}
-static int batadv_check_unicast_packet(struct sk_buff *skb, int hdr_size)
+static int batadv_check_unicast_packet(struct batadv_priv *bat_priv,
+ struct sk_buff *skb, int hdr_size)
{
struct ethhdr *ethhdr;
@@ -567,7 +568,7 @@
return -1;
/* not for me */
- if (!batadv_is_my_mac(ethhdr->h_dest))
+ if (!batadv_is_my_mac(bat_priv, ethhdr->h_dest))
return -1;
return 0;
@@ -582,7 +583,7 @@
char tt_flag;
size_t packet_size;
- if (batadv_check_unicast_packet(skb, hdr_size) < 0)
+ if (batadv_check_unicast_packet(bat_priv, skb, hdr_size) < 0)
return NET_RX_DROP;
/* I could need to modify it */
@@ -614,7 +615,7 @@
case BATADV_TT_RESPONSE:
batadv_inc_counter(bat_priv, BATADV_CNT_TT_RESPONSE_RX);
- if (batadv_is_my_mac(tt_query->dst)) {
+ if (batadv_is_my_mac(bat_priv, tt_query->dst)) {
/* packet needs to be linearized to access the TT
* changes
*/
@@ -657,14 +658,15 @@
struct batadv_roam_adv_packet *roam_adv_packet;
struct batadv_orig_node *orig_node;
- if (batadv_check_unicast_packet(skb, sizeof(*roam_adv_packet)) < 0)
+ if (batadv_check_unicast_packet(bat_priv, skb,
+ sizeof(*roam_adv_packet)) < 0)
goto out;
batadv_inc_counter(bat_priv, BATADV_CNT_TT_ROAM_ADV_RX);
roam_adv_packet = (struct batadv_roam_adv_packet *)skb->data;
- if (!batadv_is_my_mac(roam_adv_packet->dst))
+ if (!batadv_is_my_mac(bat_priv, roam_adv_packet->dst))
return batadv_route_unicast_packet(skb, recv_if);
/* check if it is a backbone gateway. we don't accept
@@ -967,7 +969,7 @@
* last time) the packet had an updated information or not
*/
curr_ttvn = (uint8_t)atomic_read(&bat_priv->tt.vn);
- if (!batadv_is_my_mac(unicast_packet->dest)) {
+ if (!batadv_is_my_mac(bat_priv, unicast_packet->dest)) {
orig_node = batadv_orig_hash_find(bat_priv,
unicast_packet->dest);
/* if it is not possible to find the orig_node representing the
@@ -1044,14 +1046,14 @@
if (is4addr)
hdr_size = sizeof(*unicast_4addr_packet);
- if (batadv_check_unicast_packet(skb, hdr_size) < 0)
+ if (batadv_check_unicast_packet(bat_priv, skb, hdr_size) < 0)
return NET_RX_DROP;
if (!batadv_check_unicast_ttvn(bat_priv, skb))
return NET_RX_DROP;
/* packet for me */
- if (batadv_is_my_mac(unicast_packet->dest)) {
+ if (batadv_is_my_mac(bat_priv, unicast_packet->dest)) {
if (is4addr) {
batadv_dat_inc_counter(bat_priv,
unicast_4addr_packet->subtype);
@@ -1088,7 +1090,7 @@
struct sk_buff *new_skb = NULL;
int ret;
- if (batadv_check_unicast_packet(skb, hdr_size) < 0)
+ if (batadv_check_unicast_packet(bat_priv, skb, hdr_size) < 0)
return NET_RX_DROP;
if (!batadv_check_unicast_ttvn(bat_priv, skb))
@@ -1097,7 +1099,7 @@
unicast_packet = (struct batadv_unicast_frag_packet *)skb->data;
/* packet for me */
- if (batadv_is_my_mac(unicast_packet->dest)) {
+ if (batadv_is_my_mac(bat_priv, unicast_packet->dest)) {
ret = batadv_frag_reassemble_skb(skb, bat_priv, &new_skb);
if (ret == NET_RX_DROP)
@@ -1151,13 +1153,13 @@
goto out;
/* ignore broadcasts sent by myself */
- if (batadv_is_my_mac(ethhdr->h_source))
+ if (batadv_is_my_mac(bat_priv, ethhdr->h_source))
goto out;
bcast_packet = (struct batadv_bcast_packet *)skb->data;
/* ignore broadcasts originated by myself */
- if (batadv_is_my_mac(bcast_packet->orig))
+ if (batadv_is_my_mac(bat_priv, bcast_packet->orig))
goto out;
if (bcast_packet->header.ttl < 2)
@@ -1243,14 +1245,14 @@
ethhdr = (struct ethhdr *)skb_mac_header(skb);
/* not for me */
- if (!batadv_is_my_mac(ethhdr->h_dest))
+ if (!batadv_is_my_mac(bat_priv, ethhdr->h_dest))
return NET_RX_DROP;
/* ignore own packets */
- if (batadv_is_my_mac(vis_packet->vis_orig))
+ if (batadv_is_my_mac(bat_priv, vis_packet->vis_orig))
return NET_RX_DROP;
- if (batadv_is_my_mac(vis_packet->sender_orig))
+ if (batadv_is_my_mac(bat_priv, vis_packet->sender_orig))
return NET_RX_DROP;
switch (vis_packet->vis_type) {
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index 98a66a0..7abee19 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -1953,7 +1953,7 @@
bool batadv_send_tt_response(struct batadv_priv *bat_priv,
struct batadv_tt_query_packet *tt_request)
{
- if (batadv_is_my_mac(tt_request->dst)) {
+ if (batadv_is_my_mac(bat_priv, tt_request->dst)) {
/* don't answer backbone gws! */
if (batadv_bla_is_backbone_gw_orig(bat_priv, tt_request->src))
return true;
diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c
index c053244..6a1e646 100644
--- a/net/batman-adv/vis.c
+++ b/net/batman-adv/vis.c
@@ -477,7 +477,7 @@
/* Are we the target for this VIS packet? */
if (vis_server == BATADV_VIS_TYPE_SERVER_SYNC &&
- batadv_is_my_mac(vis_packet->target_orig))
+ batadv_is_my_mac(bat_priv, vis_packet->target_orig))
are_target = 1;
spin_lock_bh(&bat_priv->vis.hash_lock);
@@ -496,7 +496,7 @@
batadv_send_list_add(bat_priv, info);
/* ... we're not the recipient (and thus need to forward). */
- } else if (!batadv_is_my_mac(packet->target_orig)) {
+ } else if (!batadv_is_my_mac(bat_priv, packet->target_orig)) {
batadv_send_list_add(bat_priv, info);
}
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index ef1b914..459dab2 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -67,7 +67,8 @@
struct net_device *dev = p->dev;
struct net_bridge *br = p->br;
- if (netif_running(dev) && netif_oper_up(dev))
+ if (!(p->flags & BR_ADMIN_COST) &&
+ netif_running(dev) && netif_oper_up(dev))
p->path_cost = port_cost(dev);
if (!netif_running(br->dev))
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 3cbf5be..d2c043a 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -156,6 +156,7 @@
#define BR_BPDU_GUARD 0x00000002
#define BR_ROOT_BLOCK 0x00000004
#define BR_MULTICAST_FAST_LEAVE 0x00000008
+#define BR_ADMIN_COST 0x00000010
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
u32 multicast_startup_queries_sent;
diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index 0bdb4eb..d45e760 100644
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -288,6 +288,7 @@
path_cost > BR_MAX_PATH_COST)
return -ERANGE;
+ p->flags |= BR_ADMIN_COST;
p->path_cost = path_cost;
br_configuration_update(p->br);
br_port_state_selection(p->br);
diff --git a/net/core/dev.c b/net/core/dev.c
index e7d68ed..b24ab0e9 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2148,6 +2148,9 @@
struct net_device *dev = skb->dev;
const char *driver = "";
+ if (!net_ratelimit())
+ return;
+
if (dev && dev->dev.parent)
driver = dev_driver_string(dev->dev.parent);
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 3b4f0cd..4cfe34d 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -139,8 +139,6 @@
/* skb is pure payload to encrypt */
- err = -ENOMEM;
-
esp = x->data;
aead = esp->aead;
alen = crypto_aead_authsize(aead);
@@ -176,8 +174,10 @@
}
tmp = esp_alloc_tmp(aead, nfrags + sglists, seqhilen);
- if (!tmp)
+ if (!tmp) {
+ err = -ENOMEM;
goto error;
+ }
seqhi = esp_tmp_seqhi(tmp);
iv = esp_tmp_iv(aead, tmp, seqhilen);
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index a6445b8..52c273e 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -248,8 +248,7 @@
if (!head->dev)
goto out_rcu_unlock;
- /* skb dst is stale, drop it, and perform route lookup again */
- skb_dst_drop(head);
+ /* skb has no dst, perform route lookup again */
iph = ip_hdr(head);
err = ip_route_input_noref(head, iph->daddr, iph->saddr,
iph->tos, head->dev);
@@ -523,9 +522,16 @@
qp->q.max_size = skb->len + ihl;
if (qp->q.last_in == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) &&
- qp->q.meat == qp->q.len)
- return ip_frag_reasm(qp, prev, dev);
+ qp->q.meat == qp->q.len) {
+ unsigned long orefdst = skb->_skb_refdst;
+ skb->_skb_refdst = 0UL;
+ err = ip_frag_reasm(qp, prev, dev);
+ skb->_skb_refdst = orefdst;
+ return err;
+ }
+
+ skb_dst_drop(skb);
inet_frag_lru_move(&qp->q);
return -EINPROGRESS;
diff --git a/net/ipv4/netfilter/ipt_rpfilter.c b/net/ipv4/netfilter/ipt_rpfilter.c
index c301300..c49dcd0 100644
--- a/net/ipv4/netfilter/ipt_rpfilter.c
+++ b/net/ipv4/netfilter/ipt_rpfilter.c
@@ -66,6 +66,12 @@
return dev_match;
}
+static bool rpfilter_is_local(const struct sk_buff *skb)
+{
+ const struct rtable *rt = skb_rtable(skb);
+ return rt && (rt->rt_flags & RTCF_LOCAL);
+}
+
static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
const struct xt_rpfilter_info *info;
@@ -76,7 +82,7 @@
info = par->matchinfo;
invert = info->flags & XT_RPFILTER_INVERT;
- if (par->in->flags & IFF_LOOPBACK)
+ if (rpfilter_is_local(skb))
return true ^ invert;
iph = ip_hdr(skb);
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index ef54377..397e0f6 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -349,8 +349,8 @@
* hasn't changed since we received the original syn, but I see
* no easy way to do this.
*/
- flowi4_init_output(&fl4, 0, sk->sk_mark, RT_CONN_FLAGS(sk),
- RT_SCOPE_UNIVERSE, IPPROTO_TCP,
+ flowi4_init_output(&fl4, sk->sk_bound_dev_if, sk->sk_mark,
+ RT_CONN_FLAGS(sk), RT_SCOPE_UNIVERSE, IPPROTO_TCP,
inet_sk_flowi_flags(sk),
(opt && opt->srr) ? opt->faddr : ireq->rmt_addr,
ireq->loc_addr, th->source, th->dest);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 3bd55ba..13b9c08 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -113,6 +113,7 @@
#define FLAG_DSACKING_ACK 0x800 /* SACK blocks contained D-SACK info */
#define FLAG_NONHEAD_RETRANS_ACKED 0x1000 /* Non-head rexmitted data was ACKed */
#define FLAG_SACK_RENEGING 0x2000 /* snd_una advanced to a sacked seq */
+#define FLAG_UPDATE_TS_RECENT 0x4000 /* tcp_replace_ts_recent() */
#define FLAG_ACKED (FLAG_DATA_ACKED|FLAG_SYN_ACKED)
#define FLAG_NOT_DUP (FLAG_DATA|FLAG_WIN_UPDATE|FLAG_ACKED)
@@ -3564,6 +3565,27 @@
}
}
+static void tcp_store_ts_recent(struct tcp_sock *tp)
+{
+ tp->rx_opt.ts_recent = tp->rx_opt.rcv_tsval;
+ tp->rx_opt.ts_recent_stamp = get_seconds();
+}
+
+static void tcp_replace_ts_recent(struct tcp_sock *tp, u32 seq)
+{
+ if (tp->rx_opt.saw_tstamp && !after(seq, tp->rcv_wup)) {
+ /* PAWS bug workaround wrt. ACK frames, the PAWS discard
+ * extra check below makes sure this can only happen
+ * for pure ACK frames. -DaveM
+ *
+ * Not only, also it occurs for expired timestamps.
+ */
+
+ if (tcp_paws_check(&tp->rx_opt, 0))
+ tcp_store_ts_recent(tp);
+ }
+}
+
/* This routine deals with incoming acks, but not outgoing ones. */
static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag)
{
@@ -3607,6 +3629,12 @@
prior_fackets = tp->fackets_out;
prior_in_flight = tcp_packets_in_flight(tp);
+ /* ts_recent update must be made after we are sure that the packet
+ * is in window.
+ */
+ if (flag & FLAG_UPDATE_TS_RECENT)
+ tcp_replace_ts_recent(tp, TCP_SKB_CB(skb)->seq);
+
if (!(flag & FLAG_SLOWPATH) && after(ack, prior_snd_una)) {
/* Window is constant, pure forward advance.
* No more checks are required.
@@ -3927,27 +3955,6 @@
EXPORT_SYMBOL(tcp_parse_md5sig_option);
#endif
-static inline void tcp_store_ts_recent(struct tcp_sock *tp)
-{
- tp->rx_opt.ts_recent = tp->rx_opt.rcv_tsval;
- tp->rx_opt.ts_recent_stamp = get_seconds();
-}
-
-static inline void tcp_replace_ts_recent(struct tcp_sock *tp, u32 seq)
-{
- if (tp->rx_opt.saw_tstamp && !after(seq, tp->rcv_wup)) {
- /* PAWS bug workaround wrt. ACK frames, the PAWS discard
- * extra check below makes sure this can only happen
- * for pure ACK frames. -DaveM
- *
- * Not only, also it occurs for expired timestamps.
- */
-
- if (tcp_paws_check(&tp->rx_opt, 0))
- tcp_store_ts_recent(tp);
- }
-}
-
/* Sorry, PAWS as specified is broken wrt. pure-ACKs -DaveM
*
* It is not fatal. If this ACK does _not_ change critical state (seqs, window)
@@ -5543,14 +5550,9 @@
return 0;
step5:
- if (tcp_ack(sk, skb, FLAG_SLOWPATH) < 0)
+ if (tcp_ack(sk, skb, FLAG_SLOWPATH | FLAG_UPDATE_TS_RECENT) < 0)
goto discard;
- /* ts_recent update must be made after we are sure that the packet
- * is in window.
- */
- tcp_replace_ts_recent(tp, TCP_SKB_CB(skb)->seq);
-
tcp_rcv_rtt_measure_ts(sk, skb);
/* Process urgent data. */
@@ -5986,7 +5988,8 @@
/* step 5: check the ACK field */
if (true) {
- int acceptable = tcp_ack(sk, skb, FLAG_SLOWPATH) > 0;
+ int acceptable = tcp_ack(sk, skb, FLAG_SLOWPATH |
+ FLAG_UPDATE_TS_RECENT) > 0;
switch (sk->sk_state) {
case TCP_SYN_RECV:
@@ -6137,11 +6140,6 @@
}
}
- /* ts_recent update must be made after we are sure that the packet
- * is in window.
- */
- tcp_replace_ts_recent(tp, TCP_SKB_CB(skb)->seq);
-
/* step 6: check the URG bit */
tcp_urg(sk, skb, th);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index b44cf81..509912a 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2388,8 +2388,12 @@
*/
TCP_SKB_CB(skb)->when = tcp_time_stamp;
- /* make sure skb->data is aligned on arches that require it */
- if (unlikely(NET_IP_ALIGN && ((unsigned long)skb->data & 3))) {
+ /* make sure skb->data is aligned on arches that require it
+ * and check if ack-trimming & collapsing extended the headroom
+ * beyond what csum_start can cover.
+ */
+ if (unlikely((NET_IP_ALIGN && ((unsigned long)skb->data & 3)) ||
+ skb_headroom(skb) >= 0xFFFF)) {
struct sk_buff *nskb = __pskb_copy(skb, MAX_TCP_HEADER,
GFP_ATOMIC);
return nskb ? tcp_transmit_skb(sk, nskb, 0, GFP_ATOMIC) :
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index a459c4f..dae802c 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -168,8 +168,6 @@
static bool ipv6_chk_same_addr(struct net *net, const struct in6_addr *addr,
struct net_device *dev);
-static ATOMIC_NOTIFIER_HEAD(inet6addr_chain);
-
static struct ipv6_devconf ipv6_devconf __read_mostly = {
.forwarding = 0,
.hop_limit = IPV6_DEFAULT_HOPLIMIT,
@@ -837,7 +835,7 @@
rcu_read_unlock_bh();
if (likely(err == 0))
- atomic_notifier_call_chain(&inet6addr_chain, NETDEV_UP, ifa);
+ inet6addr_notifier_call_chain(NETDEV_UP, ifa);
else {
kfree(ifa);
ifa = ERR_PTR(err);
@@ -927,7 +925,7 @@
ipv6_ifa_notify(RTM_DELADDR, ifp);
- atomic_notifier_call_chain(&inet6addr_chain, NETDEV_DOWN, ifp);
+ inet6addr_notifier_call_chain(NETDEV_DOWN, ifp);
/*
* Purge or update corresponding prefix
@@ -2988,7 +2986,7 @@
if (state != INET6_IFADDR_STATE_DEAD) {
__ipv6_ifa_notify(RTM_DELADDR, ifa);
- atomic_notifier_call_chain(&inet6addr_chain, NETDEV_DOWN, ifa);
+ inet6addr_notifier_call_chain(NETDEV_DOWN, ifa);
}
in6_ifa_put(ifa);
@@ -4869,22 +4867,6 @@
.exit = addrconf_exit_net,
};
-/*
- * Device notifier
- */
-
-int register_inet6addr_notifier(struct notifier_block *nb)
-{
- return atomic_notifier_chain_register(&inet6addr_chain, nb);
-}
-EXPORT_SYMBOL(register_inet6addr_notifier);
-
-int unregister_inet6addr_notifier(struct notifier_block *nb)
-{
- return atomic_notifier_chain_unregister(&inet6addr_chain, nb);
-}
-EXPORT_SYMBOL(unregister_inet6addr_notifier);
-
static struct rtnl_af_ops inet6_ops = {
.family = AF_INET6,
.fill_link_af = inet6_fill_link_af,
diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c
index d051e5f..7210456 100644
--- a/net/ipv6/addrconf_core.c
+++ b/net/ipv6/addrconf_core.c
@@ -78,3 +78,22 @@
}
EXPORT_SYMBOL(__ipv6_addr_type);
+static ATOMIC_NOTIFIER_HEAD(inet6addr_chain);
+
+int register_inet6addr_notifier(struct notifier_block *nb)
+{
+ return atomic_notifier_chain_register(&inet6addr_chain, nb);
+}
+EXPORT_SYMBOL(register_inet6addr_notifier);
+
+int unregister_inet6addr_notifier(struct notifier_block *nb)
+{
+ return atomic_notifier_chain_unregister(&inet6addr_chain, nb);
+}
+EXPORT_SYMBOL(unregister_inet6addr_notifier);
+
+int inet6addr_notifier_call_chain(unsigned long val, void *v)
+{
+ return atomic_notifier_call_chain(&inet6addr_chain, val, v);
+}
+EXPORT_SYMBOL(inet6addr_notifier_call_chain);
diff --git a/net/ipv6/netfilter/ip6t_rpfilter.c b/net/ipv6/netfilter/ip6t_rpfilter.c
index 5060d54..e0983f3 100644
--- a/net/ipv6/netfilter/ip6t_rpfilter.c
+++ b/net/ipv6/netfilter/ip6t_rpfilter.c
@@ -71,6 +71,12 @@
return ret;
}
+static bool rpfilter_is_local(const struct sk_buff *skb)
+{
+ const struct rt6_info *rt = (const void *) skb_dst(skb);
+ return rt && (rt->rt6i_flags & RTF_LOCAL);
+}
+
static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
const struct xt_rpfilter_info *info = par->matchinfo;
@@ -78,7 +84,7 @@
struct ipv6hdr *iph;
bool invert = info->flags & XT_RPFILTER_INVERT;
- if (par->in->flags & IFF_LOOPBACK)
+ if (rpfilter_is_local(skb))
return true ^ invert;
iph = ipv6_hdr(skb);
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 196ab93..0ba10e5 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -330,9 +330,17 @@
}
if (fq->q.last_in == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) &&
- fq->q.meat == fq->q.len)
- return ip6_frag_reasm(fq, prev, dev);
+ fq->q.meat == fq->q.len) {
+ int res;
+ unsigned long orefdst = skb->_skb_refdst;
+ skb->_skb_refdst = 0UL;
+ res = ip6_frag_reasm(fq, prev, dev);
+ skb->_skb_refdst = orefdst;
+ return res;
+ }
+
+ skb_dst_drop(skb);
inet_frag_lru_move(&fq->q);
return -1;
diff --git a/net/irda/iriap.c b/net/irda/iriap.c
index 29340a9..e1b37f5 100644
--- a/net/irda/iriap.c
+++ b/net/irda/iriap.c
@@ -303,7 +303,8 @@
{
struct iriap_cb *self;
- IRDA_DEBUG(4, "%s(), reason=%s\n", __func__, irlmp_reasons[reason]);
+ IRDA_DEBUG(4, "%s(), reason=%s [%d]\n", __func__,
+ irlmp_reason_str(reason), reason);
self = instance;
diff --git a/net/irda/irlmp.c b/net/irda/irlmp.c
index 6115a44..1064621 100644
--- a/net/irda/irlmp.c
+++ b/net/irda/irlmp.c
@@ -66,8 +66,15 @@
"LM_LAP_RESET",
"LM_INIT_DISCONNECT",
"ERROR, NOT USED",
+ "UNKNOWN",
};
+const char *irlmp_reason_str(LM_REASON reason)
+{
+ reason = min_t(size_t, reason, ARRAY_SIZE(irlmp_reasons) - 1);
+ return irlmp_reasons[reason];
+}
+
/*
* Function irlmp_init (void)
*
@@ -747,7 +754,8 @@
{
struct lsap_cb *lsap;
- IRDA_DEBUG(1, "%s(), reason=%s\n", __func__, irlmp_reasons[reason]);
+ IRDA_DEBUG(1, "%s(), reason=%s [%d]\n", __func__,
+ irlmp_reason_str(reason), reason);
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == LMP_LSAP_MAGIC, return;);
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 58150f877..9ed49ad 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -78,7 +78,7 @@
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_TXPOWER);
}
-u32 ieee80211_idle_off(struct ieee80211_local *local)
+static u32 __ieee80211_idle_off(struct ieee80211_local *local)
{
if (!(local->hw.conf.flags & IEEE80211_CONF_IDLE))
return 0;
@@ -87,7 +87,7 @@
return IEEE80211_CONF_CHANGE_IDLE;
}
-static u32 ieee80211_idle_on(struct ieee80211_local *local)
+static u32 __ieee80211_idle_on(struct ieee80211_local *local)
{
if (local->hw.conf.flags & IEEE80211_CONF_IDLE)
return 0;
@@ -98,16 +98,18 @@
return IEEE80211_CONF_CHANGE_IDLE;
}
-void ieee80211_recalc_idle(struct ieee80211_local *local)
+static u32 __ieee80211_recalc_idle(struct ieee80211_local *local,
+ bool force_active)
{
bool working = false, scanning, active;
unsigned int led_trig_start = 0, led_trig_stop = 0;
struct ieee80211_roc_work *roc;
- u32 change;
lockdep_assert_held(&local->mtx);
- active = !list_empty(&local->chanctx_list) || local->monitors;
+ active = force_active ||
+ !list_empty(&local->chanctx_list) ||
+ local->monitors;
if (!local->ops->remain_on_channel) {
list_for_each_entry(roc, &local->roc_list, list) {
@@ -132,9 +134,18 @@
ieee80211_mod_tpt_led_trig(local, led_trig_start, led_trig_stop);
if (working || scanning || active)
- change = ieee80211_idle_off(local);
- else
- change = ieee80211_idle_on(local);
+ return __ieee80211_idle_off(local);
+ return __ieee80211_idle_on(local);
+}
+
+u32 ieee80211_idle_off(struct ieee80211_local *local)
+{
+ return __ieee80211_recalc_idle(local, true);
+}
+
+void ieee80211_recalc_idle(struct ieee80211_local *local)
+{
+ u32 change = __ieee80211_recalc_idle(local, false);
if (change)
ieee80211_hw_config(local, change);
}
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 82cc303..346ad4c 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3964,8 +3964,16 @@
/* prep auth_data so we don't go into idle on disassoc */
ifmgd->auth_data = auth_data;
- if (ifmgd->associated)
- ieee80211_set_disassoc(sdata, 0, 0, false, NULL);
+ if (ifmgd->associated) {
+ u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN];
+
+ ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
+ WLAN_REASON_UNSPECIFIED,
+ false, frame_buf);
+
+ __cfg80211_send_deauth(sdata->dev, frame_buf,
+ sizeof(frame_buf));
+ }
sdata_info(sdata, "authenticate with %pM\n", req->bss->bssid);
@@ -4025,8 +4033,16 @@
mutex_lock(&ifmgd->mtx);
- if (ifmgd->associated)
- ieee80211_set_disassoc(sdata, 0, 0, false, NULL);
+ if (ifmgd->associated) {
+ u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN];
+
+ ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
+ WLAN_REASON_UNSPECIFIED,
+ false, frame_buf);
+
+ __cfg80211_send_deauth(sdata->dev, frame_buf,
+ sizeof(frame_buf));
+ }
if (ifmgd->auth_data && !ifmgd->auth_data->done) {
err = -EBUSY;
diff --git a/net/netfilter/ipset/ip_set_bitmap_ipmac.c b/net/netfilter/ipset/ip_set_bitmap_ipmac.c
index 0f92dc2..d7df6ac2 100644
--- a/net/netfilter/ipset/ip_set_bitmap_ipmac.c
+++ b/net/netfilter/ipset/ip_set_bitmap_ipmac.c
@@ -339,7 +339,11 @@
nla_put_failure:
nla_nest_cancel(skb, nested);
ipset_nest_end(skb, atd);
- return -EMSGSIZE;
+ if (unlikely(id == first)) {
+ cb->args[2] = 0;
+ return -EMSGSIZE;
+ }
+ return 0;
}
static int
diff --git a/net/netfilter/ipset/ip_set_hash_ipportnet.c b/net/netfilter/ipset/ip_set_hash_ipportnet.c
index f262722..10a30b4 100644
--- a/net/netfilter/ipset/ip_set_hash_ipportnet.c
+++ b/net/netfilter/ipset/ip_set_hash_ipportnet.c
@@ -104,6 +104,15 @@
dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
}
+static inline void
+hash_ipportnet4_data_reset_flags(struct hash_ipportnet4_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
+}
+
static inline int
hash_ipportnet4_data_match(const struct hash_ipportnet4_elem *elem)
{
@@ -414,6 +423,15 @@
dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
}
+static inline void
+hash_ipportnet6_data_reset_flags(struct hash_ipportnet6_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
+}
+
static inline int
hash_ipportnet6_data_match(const struct hash_ipportnet6_elem *elem)
{
diff --git a/net/netfilter/ipset/ip_set_hash_net.c b/net/netfilter/ipset/ip_set_hash_net.c
index 4b677cf..d6a5915 100644
--- a/net/netfilter/ipset/ip_set_hash_net.c
+++ b/net/netfilter/ipset/ip_set_hash_net.c
@@ -87,7 +87,16 @@
static inline void
hash_net4_data_flags(struct hash_net4_elem *dst, u32 flags)
{
- dst->nomatch = flags & IPSET_FLAG_NOMATCH;
+ dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
+}
+
+static inline void
+hash_net4_data_reset_flags(struct hash_net4_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
}
static inline int
@@ -308,7 +317,16 @@
static inline void
hash_net6_data_flags(struct hash_net6_elem *dst, u32 flags)
{
- dst->nomatch = flags & IPSET_FLAG_NOMATCH;
+ dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
+}
+
+static inline void
+hash_net6_data_reset_flags(struct hash_net6_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
}
static inline int
diff --git a/net/netfilter/ipset/ip_set_hash_netiface.c b/net/netfilter/ipset/ip_set_hash_netiface.c
index 6ba985f..f2b0a3c 100644
--- a/net/netfilter/ipset/ip_set_hash_netiface.c
+++ b/net/netfilter/ipset/ip_set_hash_netiface.c
@@ -198,7 +198,16 @@
static inline void
hash_netiface4_data_flags(struct hash_netiface4_elem *dst, u32 flags)
{
- dst->nomatch = flags & IPSET_FLAG_NOMATCH;
+ dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
+}
+
+static inline void
+hash_netiface4_data_reset_flags(struct hash_netiface4_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
}
static inline int
@@ -494,7 +503,7 @@
static inline void
hash_netiface6_data_flags(struct hash_netiface6_elem *dst, u32 flags)
{
- dst->nomatch = flags & IPSET_FLAG_NOMATCH;
+ dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
}
static inline int
@@ -504,6 +513,15 @@
}
static inline void
+hash_netiface6_data_reset_flags(struct hash_netiface6_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
+}
+
+static inline void
hash_netiface6_data_zero_out(struct hash_netiface6_elem *elem)
{
elem->elem = 0;
diff --git a/net/netfilter/ipset/ip_set_hash_netport.c b/net/netfilter/ipset/ip_set_hash_netport.c
index af20c0c..349deb6 100644
--- a/net/netfilter/ipset/ip_set_hash_netport.c
+++ b/net/netfilter/ipset/ip_set_hash_netport.c
@@ -104,6 +104,15 @@
dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
}
+static inline void
+hash_netport4_data_reset_flags(struct hash_netport4_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
+}
+
static inline int
hash_netport4_data_match(const struct hash_netport4_elem *elem)
{
@@ -375,6 +384,15 @@
dst->nomatch = !!(flags & IPSET_FLAG_NOMATCH);
}
+static inline void
+hash_netport6_data_reset_flags(struct hash_netport6_elem *dst, u32 *flags)
+{
+ if (dst->nomatch) {
+ *flags = IPSET_FLAG_NOMATCH;
+ dst->nomatch = 0;
+ }
+}
+
static inline int
hash_netport6_data_match(const struct hash_netport6_elem *elem)
{
diff --git a/net/netfilter/ipset/ip_set_list_set.c b/net/netfilter/ipset/ip_set_list_set.c
index 8371c2b..09c744a 100644
--- a/net/netfilter/ipset/ip_set_list_set.c
+++ b/net/netfilter/ipset/ip_set_list_set.c
@@ -174,9 +174,13 @@
{
const struct set_elem *e = list_set_elem(map, i);
- if (i == map->size - 1 && e->id != IPSET_INVALID_ID)
- /* Last element replaced: e.g. add new,before,last */
- ip_set_put_byindex(e->id);
+ if (e->id != IPSET_INVALID_ID) {
+ const struct set_elem *x = list_set_elem(map, map->size - 1);
+
+ /* Last element replaced or pushed off */
+ if (x->id != IPSET_INVALID_ID)
+ ip_set_put_byindex(x->id);
+ }
if (with_timeout(map->timeout))
list_elem_tadd(map, i, id, ip_set_timeout_set(timeout));
else
diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
index 0e7d423..e0c4373 100644
--- a/net/netfilter/nf_conntrack_sip.c
+++ b/net/netfilter/nf_conntrack_sip.c
@@ -1593,10 +1593,8 @@
end += strlen("\r\n\r\n") + clen;
msglen = origlen = end - dptr;
- if (msglen > datalen) {
- nf_ct_helper_log(skb, ct, "incomplete/bad SIP message");
- return NF_DROP;
- }
+ if (msglen > datalen)
+ return NF_ACCEPT;
ret = process_sip_msg(skb, ct, protoff, dataoff,
&dptr, &msglen);
diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c
index 8d5769c..ad24be0 100644
--- a/net/netfilter/nf_nat_core.c
+++ b/net/netfilter/nf_nat_core.c
@@ -467,33 +467,22 @@
struct nf_nat_proto_clean {
u8 l3proto;
u8 l4proto;
- bool hash;
};
-/* Clear NAT section of all conntracks, in case we're loaded again. */
-static int nf_nat_proto_clean(struct nf_conn *i, void *data)
+/* kill conntracks with affected NAT section */
+static int nf_nat_proto_remove(struct nf_conn *i, void *data)
{
const struct nf_nat_proto_clean *clean = data;
struct nf_conn_nat *nat = nfct_nat(i);
if (!nat)
return 0;
- if (!(i->status & IPS_SRC_NAT_DONE))
- return 0;
+
if ((clean->l3proto && nf_ct_l3num(i) != clean->l3proto) ||
(clean->l4proto && nf_ct_protonum(i) != clean->l4proto))
return 0;
- if (clean->hash) {
- spin_lock_bh(&nf_nat_lock);
- hlist_del_rcu(&nat->bysource);
- spin_unlock_bh(&nf_nat_lock);
- } else {
- memset(nat, 0, sizeof(*nat));
- i->status &= ~(IPS_NAT_MASK | IPS_NAT_DONE_MASK |
- IPS_SEQ_ADJUST);
- }
- return 0;
+ return i->status & IPS_NAT_MASK ? 1 : 0;
}
static void nf_nat_l4proto_clean(u8 l3proto, u8 l4proto)
@@ -505,16 +494,8 @@
struct net *net;
rtnl_lock();
- /* Step 1 - remove from bysource hash */
- clean.hash = true;
for_each_net(net)
- nf_ct_iterate_cleanup(net, nf_nat_proto_clean, &clean);
- synchronize_rcu();
-
- /* Step 2 - clean NAT section */
- clean.hash = false;
- for_each_net(net)
- nf_ct_iterate_cleanup(net, nf_nat_proto_clean, &clean);
+ nf_ct_iterate_cleanup(net, nf_nat_proto_remove, &clean);
rtnl_unlock();
}
@@ -526,16 +507,9 @@
struct net *net;
rtnl_lock();
- /* Step 1 - remove from bysource hash */
- clean.hash = true;
- for_each_net(net)
- nf_ct_iterate_cleanup(net, nf_nat_proto_clean, &clean);
- synchronize_rcu();
- /* Step 2 - clean NAT section */
- clean.hash = false;
for_each_net(net)
- nf_ct_iterate_cleanup(net, nf_nat_proto_clean, &clean);
+ nf_ct_iterate_cleanup(net, nf_nat_proto_remove, &clean);
rtnl_unlock();
}
@@ -773,7 +747,7 @@
{
struct nf_nat_proto_clean clean = {};
- nf_ct_iterate_cleanup(net, &nf_nat_proto_clean, &clean);
+ nf_ct_iterate_cleanup(net, &nf_nat_proto_remove, &clean);
synchronize_rcu();
nf_ct_free_hashtable(net->ct.nat_bysource, net->ct.nat_htable_size);
}
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index a4b7247..6980c3e6 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -1593,10 +1593,8 @@
return ERR_PTR(-ENOMEM);
retval = ovs_vport_cmd_fill_info(vport, skb, portid, seq, 0, cmd);
- if (retval < 0) {
- kfree_skb(skb);
- return ERR_PTR(retval);
- }
+ BUG_ON(retval < 0);
+
return skb;
}
@@ -1726,24 +1724,32 @@
nla_get_u32(a[OVS_VPORT_ATTR_TYPE]) != vport->ops->type)
err = -EINVAL;
+ reply = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ if (!reply) {
+ err = -ENOMEM;
+ goto exit_unlock;
+ }
+
if (!err && a[OVS_VPORT_ATTR_OPTIONS])
err = ovs_vport_set_options(vport, a[OVS_VPORT_ATTR_OPTIONS]);
if (err)
- goto exit_unlock;
+ goto exit_free;
+
if (a[OVS_VPORT_ATTR_UPCALL_PID])
vport->upcall_portid = nla_get_u32(a[OVS_VPORT_ATTR_UPCALL_PID]);
- reply = ovs_vport_cmd_build_info(vport, info->snd_portid, info->snd_seq,
- OVS_VPORT_CMD_NEW);
- if (IS_ERR(reply)) {
- netlink_set_err(sock_net(skb->sk)->genl_sock, 0,
- ovs_dp_vport_multicast_group.id, PTR_ERR(reply));
- goto exit_unlock;
- }
+ err = ovs_vport_cmd_fill_info(vport, reply, info->snd_portid,
+ info->snd_seq, 0, OVS_VPORT_CMD_NEW);
+ BUG_ON(err < 0);
genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_vport_multicast_group.id, info->nlhdr, GFP_KERNEL);
+ rtnl_unlock();
+ return 0;
+
+exit_free:
+ kfree_skb(reply);
exit_unlock:
rtnl_unlock();
return err;
diff --git a/net/openvswitch/flow.c b/net/openvswitch/flow.c
index fe0e421..67a2b78 100644
--- a/net/openvswitch/flow.c
+++ b/net/openvswitch/flow.c
@@ -795,9 +795,9 @@
void ovs_flow_tbl_remove(struct flow_table *table, struct sw_flow *flow)
{
+ BUG_ON(table->count == 0);
hlist_del_rcu(&flow->hash_node[table->node_ver]);
table->count--;
- BUG_ON(table->count < 0);
}
/* The size of the argument for each %OVS_KEY_ATTR_* Netlink attribute. */
diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c
index 1135d82..9b97172 100644
--- a/net/sched/cls_fw.c
+++ b/net/sched/cls_fw.c
@@ -204,7 +204,6 @@
if (err < 0)
return err;
- err = -EINVAL;
if (tb[TCA_FW_CLASSID]) {
f->res.classid = nla_get_u32(tb[TCA_FW_CLASSID]);
tcf_bind_filter(tp, &f->res, base);
@@ -218,6 +217,7 @@
}
#endif /* CONFIG_NET_CLS_IND */
+ err = -EINVAL;
if (tb[TCA_FW_MASK]) {
mask = nla_get_u32(tb[TCA_FW_MASK]);
if (mask != head->mask)
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index b28cc38..4de4bc4 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3016,6 +3016,7 @@
$dstat !~ /^'X'$/ && # character constants
$dstat !~ /$exceptions/ &&
$dstat !~ /^\.$Ident\s*=/ && # .foo =
+ $dstat !~ /^(?:\#\s*$Ident|\#\s*$Constant)\s*$/ && # stringification #foo
$dstat !~ /^do\s*$Constant\s*while\s*$Constant;?$/ && # do {...} while (...); // do {...} while (...)
$dstat !~ /^for\s*$Constant$/ && # for (...)
$dstat !~ /^for\s*$Constant\s+(?:$Ident|-?$Constant)$/ && # for (...) bar()
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 71ae86c..eb560fa 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -3222,18 +3222,10 @@
int snd_pcm_lib_mmap_iomem(struct snd_pcm_substream *substream,
struct vm_area_struct *area)
{
- long size;
- unsigned long offset;
+ struct snd_pcm_runtime *runtime = substream->runtime;;
area->vm_page_prot = pgprot_noncached(area->vm_page_prot);
- area->vm_flags |= VM_IO;
- size = area->vm_end - area->vm_start;
- offset = area->vm_pgoff << PAGE_SHIFT;
- if (io_remap_pfn_range(area, area->vm_start,
- (substream->runtime->dma_addr + offset) >> PAGE_SHIFT,
- size, area->vm_page_prot))
- return -EAGAIN;
- return 0;
+ return vm_iomap_memory(area, runtime->dma_addr, runtime->dma_bytes);
}
EXPORT_SYMBOL(snd_pcm_lib_mmap_iomem);
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 6f3214e..321e066 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -1421,6 +1421,7 @@
case 0x3C: /* HSW */
case 0x3F: /* HSW */
case 0x45: /* HSW */
+ case 0x46: /* HSW */
return 1;
case 0x2E: /* Nehalem-EX Xeon - Beckton */
case 0x2F: /* Westmere-EX Xeon - Eagleton */
@@ -1515,6 +1516,7 @@
case 0x3C: /* HSW */
case 0x3F: /* HSW */
case 0x45: /* HSW */
+ case 0x46: /* HSW */
do_rapl = RAPL_PKG | RAPL_CORES | RAPL_GFX;
break;
case 0x2D:
@@ -1754,6 +1756,7 @@
case 0x3C: /* HSW */
case 0x3F: /* HSW */
case 0x45: /* HSW */
+ case 0x46: /* HSW */
return 1;
}
return 0;
@@ -2276,7 +2279,7 @@
cmdline(argc, argv);
if (verbose)
- fprintf(stderr, "turbostat v3.2 February 11, 2013"
+ fprintf(stderr, "turbostat v3.3 March 15, 2013"
" - Len Brown <lenb@kernel.org>\n");
turbostat_init();
