blob: 8ebfdfe7452200be1234f02d09bea0beb9f0b1c3 [file] [log] [blame]
###########################################################
# DELTA against a known Linus release
###########################################################
############################################################
# UPSTREAM merged
############################################################
############################################################
# POSTED by others
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# John's printk series
# [RFC PATCH v1 00/25] printk: new implementation
# Date: Tue, 12 Feb 2019 15:29:38 +0100
# Plus build fixes merged
0001-printk-rb-add-printk-ring-buffer-documentation.patch
0002-printk-rb-add-prb-locking-functions.patch
0003-printk-rb-define-ring-buffer-struct-and-initializer.patch
0004-printk-rb-add-writer-interface.patch
0005-printk-rb-add-basic-non-blocking-reading-interface.patch
0006-printk-rb-add-blocking-reader-support.patch
0007-printk-rb-add-functionality-required-by-printk.patch
0008-printk-add-ring-buffer-and-kthread.patch
0009-printk-remove-exclusive-console-hack.patch
printk-console-must-not-schedule-for-drivers.patch
0010-printk-redirect-emit-store-to-new-ringbuffer.patch
0011-printk_safe-remove-printk-safe-code.patch
0012-printk-minimize-console-locking-implementation.patch
0013-printk-track-seq-per-console.patch
0014-printk-do-boot_delay_msec-inside-printk_delay.patch
0015-printk-print-history-for-new-consoles.patch
0016-printk-implement-CON_PRINTBUFFER.patch
0017-printk-add-processor-number-to-output.patch
0018-console-add-write_atomic-interface.patch
0019-printk-introduce-emergency-messages.patch
0020-serial-8250-implement-write_atomic.patch
0021-printk-implement-KERN_CONT.patch
0022-printk-implement-dev-kmsg.patch
0023-printk-implement-syslog.patch
0024-printk-implement-kmsg_dump.patch
0025-printk-remove-unused-code.patch
printk-set-deferred-to-default-loglevel-enforce-mask.patch
serial-8250-remove-that-trylock-in-serial8250_consol.patch
serial-8250-export-symbols-which-are-used-by-symbols.patch
arm-remove-printk_nmi_.patch
printk-only-allow-kernel-to-emergency-message.patch
printk-devkmsg-llseek-reset-clear-if-it-is-lost.patch
printk-print-rate-limitted-message-as-info.patch
printk-kmsg_dump-remove-mutex-usage.patch
printk-devkmsg-read-Return-EPIPE-when-the-first-mess.patch
printk-handle-iterating-while-buffer-changing.patch
printk-hack-out-emergency-loglevel-usage.patch
printk-Force-a-line-break-on-pr_cont-n.patch
serial-8250-only-atomic-lock-for-console.patch
serial-8250-fsl-ingenic-mtk-fix-atomic-console.patch
# 2020-01-31 16:07 Peter Zijlstra [PATCH -v2 0/7] locking: Percpu-rwsem rewrite
# https://lkml.kernel.org/r/20200131150703.194229898@infradead.org
0001-locking-percpu-rwsem-lockdep-Make-percpu-rwsem-use-i.patch
0002-locking-percpu-rwsem-Convert-to-bool.patch
0003-locking-percpu-rwsem-Move-__this_cpu_inc-into-the-sl.patch
0004-locking-percpu-rwsem-Extract-__percpu_down_read_tryl.patch
0005-locking-percpu-rwsem-Remove-the-embedded-rwsem.patch
0006-locking-percpu-rwsem-Fold-__percpu_up_read.patch
0007-locking-percpu-rwsem-Add-might_sleep-for-writer-lock.patch
# TIP, 66630058e56b26b3a9cf2625e250a8c592dd0207
sched-rt-Provide-migrate_disable-enable-inlines.patch
# TIP, 4e139c7711633365ebb52fbb63905395522a8413
sched-Provide-cant_migrate.patch
# 2020-02-24 15:01 Thomas Gleixner [PATCH V3 00/22] bpf: Make BPF and PREEMPT_RT co-exist
# https://lkml.kernel.org/r/20200224140131.461979697@linutronix.de
0001-bpf-Tighten-the-requirements-for-preallocated-hash-m.patch
0002-bpf-Enforce-preallocation-for-instrumentation-progra.patch
0003-bpf-Update-locking-comment-in-hashtab-code.patch
0004-bpf-tracing-Remove-redundant-preempt_disable-in-__bp.patch
0005-bpf-trace-Remove-EXPORT-from-trace_call_bpf.patch
0005.5-bpf-disable-preemption-for-bpf-progs-attached-to-upr.patch
0006-bpf-trace-Remove-redundant-preempt_disable-from-trac.patch
0007-perf-bpf-Remove-preempt-disable-around-BPF-invocatio.patch
0008-bpf-Remove-recursion-prevention-from-rcu-free-callba.patch
0009-bpf-Dont-iterate-over-possible-CPUs-with-interrupts-.patch
0010-bpf-Provide-bpf_prog_run_pin_on_cpu-helper.patch
0011-bpf-Replace-cant_sleep-with-cant_migrate.patch
0012-bpf-Use-bpf_prog_run_pin_on_cpu-at-simple-call-sites.patch
0013-bpf-tests-Use-migrate-disable-instead-of-preempt-dis.patch
0014-bpf-Use-migrate_disable-enabe-in-trampoline-code.patch
0015-bpf-Use-migrate_disable-enable-in-array-macros-and-c.patch
0016-bpf-Provide-recursion-prevention-helpers.patch
0017-bpf-Use-recursion-prevention-helpers-in-hashtab-code.patch
0018-bpf-Replace-open-coded-recursion-prevention-in-sys_b.patch
0019-bpf-Factor-out-hashtab-bucket-lock-operations.patch
0020-bpf-Prepare-hashtab-locking-for-PREEMPT_RT.patch
0021-bpf-lpm-Make-locking-RT-friendly.patch
0022-bpf-stackmap-Dont-trylock-mmap_sem-with-PREEMPT_RT-a.patch
############################################################
# POSTED
############################################################
# https://lkml.kernel.org/r/20190820170818.oldsdoumzashhcgh@linutronix.de
# 20191118132824.rclhrbujqh4b4g4d@linutronix.de
fs-buffer-Make-BH_Uptodate_Lock-bit_spin_lock-a-regu.patch
# 20191008110021.2j44ayunal7fkb7i@linutronix.de
# Ping => 20191107091108.6ctsai6bdomalmqj@linutronix.de
thermal-x86_pkg_temp-make-pkg_temp_lock-a-raw-spinlo.patch
# 20200224140726.1550689-1-bigeasy@linutronix.de
0001-drm-vmwgfx-Drop-preempt_disable-in-vmw_fifo_ping_hos.patch
0002-drm-vmwgfx-Remove-a-few-unused-functions.patch
# 20200303202054.gsosv7fsx2ma3cic@linutronix.de
mm-compaction-Really-limit-compact_unevictable_allow.patch
# 20200319165536.ovi75tsr2seared4@linutronix.de
mm-compaction-Disable-compact_unevictable_allowed-on.patch
# 20191015191821.11479-1-bigeasy@linutronix.de
Use-CONFIG_PREEMPTION.patch
############################################################
# Ready for posting
############################################################
sched-__set_cpus_allowed_ptr-Check-cpus_mask-not-cpu.patch
# WORKQUEUE, delay
0001-workqueue-Don-t-assume-that-the-callback-has-interru.patch
0002-sched-swait-Add-swait_event_lock_irq.patch
0003-workqueue-Use-swait-for-wq_manager_wait.patch
0004-workqueue-Convert-the-locks-to-raw-type.patch
############################################################
# Needs to address review feedback
############################################################
# This one would keep the raw-lock and IRQ on/off as the minimal duct tape.
cgroup-use-irqsave-in-cgroup_rstat_flush_locked.patch
# The alternative to remove unused code.
# 20190816111817.834-1-bigeasy@linutronix.de | https://www.spinics.net/lists/cgroups/msg23051.html
# UM, microblaze, ia64 fail to build with this patch (while compiling .S
# files). Postpone until the orignal issue pops up.
# percpu-include-irqflags.h-for-raw_local_irq_save.patch
# 20190211113829.sqf6bdi4c4cdd3rp@linutronix.de | 20190821152158.GA12901@cmpxchg.org
mm-workingset-replace-IRQ-off-check-with-a-lockdep-a.patch
# 20190211105835.16851-1-bigeasy@linutronix.de
# drop…
tpm-remove-tpm_dev_wq_lock.patch
############################################################
# Almost ready, needs final polishing
############################################################
rcu-Use-a-raw_spinlock_t-for-kfree-batching.patch
###############################################################
# Stuff broken upstream and upstream wants something different
###############################################################
# Timekeeping split jiffies lock or introduce RAW_SEQLOCK
timekeeping-split-jiffies-lock.patch
# PTRACE/SIGNAL crap
# https://lore.kernel.org/lkml/CADkTA4PBT374CY+UNb85WjQEaNCDodMZu=MgpG8aMYbAu2eOGA@mail.gmail.com/
signal-revert-ptrace-preempt-magic.patch
##################################################
# REAL RT STUFF starts here
##################################################
############################################################
# PREEMPT NORT
preempt-nort-rt-variants.patch
mm-make-vmstat-rt-aware.patch
# SEQCOUNT related
# XXX, rework
dma-buf-Use-seqlock_t-instread-disabling-preemption.patch
seqlock-prevent-rt-starvation.patch
NFSv4-replace-seqcount_t-with-a-seqlock_t.patch
net-Qdisc-use-a-seqlock-instead-seqcount.patch
net-make-devnet_rename_seq-a-mutex.patch
userfaultfd-Use-a-seqlock-instead-of-seqcount.patch
# Revisit and add to the other NFS crap
fs-nfs-turn-rmdir_sem-into-a-semaphore.patch
# Revisit
fs-dcache-disable-preemption-on-i_dir_seq-s-write-si.patch
# Revisit - check HCH reply. Check all use cases
list_bl.h-make-list-head-locking-RT-safe.patch
# Check .... (these are needed due to the previous list_bl change)
fscache-initialize-cookie-hash-table-raw-spinlocks.patch
fs-dcache-bring-back-explicit-INIT_HLIST_BL_HEAD-in.patch
fs-dcache-Include-swait.h-header.patch
fs-dcache-use-swait_queue-instead-of-waitqueue.patch
############################################################
# split changelog
kconfig-disable-a-few-options-rt.patch
# proper changelog
mm-disable-sloub-rt.patch
# Post
rcu-make-RCU_BOOST-default-on-RT.patch
# Revisit ????
sched-disable-rt-group-sched-on-rt.patch
# Post
net_disable_NET_RX_BUSY_POLL.patch
# proper changelog
md-disable-bcache.patch
# proper changelog
efi-Disable-runtime-services-on-RT.patch
efi-Allow-efi-runtime.patch
# Fix with something like get_locked_pte_irqsafe ...
x86-Disable-HAVE_ARCH_JUMP_LABEL.patch
# local locks & migrate disable
# Rework, write proper changelog and argument
rt-local-irq-lock.patch
# Move post local lock
softirq-Add-preemptible-softirq.patch
# Sigh
# Check proper again. Crap....
oleg-signal-rt-fix.patch
# MM page alloc
#
0001-Split-IRQ-off-and-zone-lock-while-freeing-pages-from.patch
0002-Split-IRQ-off-and-zone-lock-while-freeing-pages-from.patch
0003-mm-SLxB-change-list_lock-to-raw_spinlock_t.patch
0004-mm-SLUB-delay-giving-back-empty-slubs-to-IRQ-enabled.patch
mm-slub-Always-flush-the-delayed-empty-slubs-in-flus.patch
mm-page_alloc-rt-friendly-per-cpu-pages.patch
# MM SWAP
mm-convert-swap-to-percpu-locked.patch
# MM SLxB
mm-enable-slub.patch
slub-enable-irqs-for-no-wait.patch
slub-disable-SLUB_CPU_PARTIAL.patch
mm-Warn-on-memory-allocation-in-non-preemptible-cont.patch
mm-Don-t-warn-about-atomic-memory-allocations-during.patch
# MM
mm-memcontrol-Don-t-call-schedule_work_on-in-preempt.patch
mm-memcontrol-do_not_disable_irq.patch
mm_zsmalloc_copy_with_get_cpu_var_and_locking.patch
mm-zswap-Use-local-lock-to-protect-per-CPU-data.patch
# RADIX TREE
# Local lock use case ....
radix-tree-use-local-locks.patch
# KVM require constant freq TSC (smp function call -> cpufreq)
# proper changelog
x86-kvm-require-const-tsc-for-rt.patch
# SIMPLE WAITQUEUE
# Revisit
pci-switchtec-Don-t-use-completion-s-wait-queue.patch
wait.h-include-atomic.h.patch
completion-use-simple-wait-queues.patch
# HRTIMERS
# Check whether schedule_hrtimeout() could be hard always
hrtimer-Allow-raw-wakeups-during-boot.patch
# POSIX-CPU-TIMERS
posix-timers-thread-posix-cpu-timers-on-rt.patch
posix-timers-expiry-lock.patch
# SCHEDULER
# PUSH IPI?
sched-limit-nr-migrate.patch
# Combine in series with delay put task
sched-mmdrop-delayed.patch
# Revisit, still needed.
kernel-sched-move-stack-kprobe-clean-up-to-__put_tas.patch
# RT bulk - Revisit
sched-rt-mutex-wakeup.patch
sched-might-sleep-do-not-account-rcu-depth.patch
sched-disable-ttwu-queue.patch
# SOFTIRQ
softirq-Avoid-a-cancel-dead-lock-in-tasklet-handling.patch
# A few of those will also just schedule ksoftirqd and schedule at some random
# point. They may hold a spinlock_t so it is not always random, recheck all.
softirq-preempt-fix-3-re.patch
# Post towards end with x86 crap and skip the rest for now
softirq-disable-softirq-stacks-for-rt.patch
# Rewrite changelog and repost
net-core-use-local_bh_disable-in-netif_rx_ni.patch
# FUTEX/RTMUTEX
rtmutex-futex-prepare-rt.patch
futex-requeue-pi-fix.patch
futex-Ensure-lock-unlock-symetry-versus-pi_lock-and-.patch
# RTMUTEX
pid.h-include-atomic.h.patch
rtmutex-lock-killable.patch
rtmutex-Make-lock_killable-work.patch
spinlock-types-separate-raw.patch
rtmutex-avoid-include-hell.patch
rtmutex_dont_include_rcu.patch
rtmutex-Provide-rt_mutex_slowlock_locked.patch
rtmutex-export-lockdep-less-version-of-rt_mutex-s-lo.patch
rtmutex-add-sleeping-lock-implementation.patch
cond-resched-lock-rt-tweak.patch
locking-rtmutex-Clean-pi_blocked_on-in-the-error-cas.patch
rtmutex-trylock-is-okay-on-RT.patch
rtmutex-add-mutex-implementation-based-on-rtmutex.patch
rtmutex-add-rwsem-implementation-based-on-rtmutex.patch
rtmutex-add-rwlock-implementation-based-on-rtmutex.patch
rtmutex-wire-up-RT-s-locking.patch
rtmutex-add-ww_mutex-addon-for-mutex-rt.patch
# Allow to enable RT-FULL after sleeping spinlocks are wired up
# XXX move flush_plug to slowpath's schedule()
locking-rt-mutex-fix-deadlock-in-device-mapper-block.patch
locking-rt-mutex-Flush-block-plug-on-__down_read.patch
ptrace-fix-ptrace-vs-tasklist_lock-race.patch
# MIGRATE DISABLE AND PER CPU
# Revisit
add_migrate_disable.patch
sched-migrate_enable-Use-stop_one_cpu_nowait.patch
sched-migrate_enable-Use-per-cpu-cpu_stop_work.patch
sched-migrate_enable-Remove-__schedule-call.patch
ftrace-migrate-disable-tracing.patch
futex-workaround-migrate_disable-enable-in-different.patch
locking-don-t-check-for-__LINUX_SPINLOCK_TYPES_H-on-.patch
# RCU
# Talk to Paul, Local locks
locking-Make-spinlock_t-and-rwlock_t-a-RCU-section-o.patch
rcu-Use-rcuc-threads-on-PREEMPT_RT-as-we-did.patch
srcu-replace-local_irqsave-with-a-locallock.patch
rcu-enable-rcu_normal_after_boot-by-default-for-RT.patch
rcutorture-Avoid-problematic-critical-section-nestin.patch
# Drop
rt-serial-warn-fix.patch
Revert-rt-Improve-the-serial-console-PASS_LIMIT.patch
# CPU get light
# akpm
fs-epoll-make-nesting-accounting-safe-for-rt-kernel.patch
mm-vmalloc-use-get-cpu-light.patch
block-mq-drop-preempt-disable.patch
block-mq-don-t-complete-requests-via-IPI.patch
md-raid5-percpu-handling-rt-aware.patch
scsi-fcoe-rt-aware.patch
sunrpc-make-svc_xprt_do_enqueue-use-get_cpu_light.patch
# CPU CHILL
rt-introduce-cpu-chill.patch
# BLOCK LIVELOCK PREVENTION
block-use-cpu-chill.patch
# FS LIVELOCK PREVENTION
fs-namespace-use-cpu-chill-in-trylock-loops.patch
# Revisit
net-use-cpu-chill.patch
# DEBUGOBJECTS
# Post
debugobjects-rt.patch
# NETWORKING
# Revisit
skbufhead-raw-lock.patch
net-dev-always-take-qdisc-s-busylock-in-__dev_xmit_s.patch
# irqwork
# Revisit
irqwork-push_most_work_into_softirq_context.patch
time-Properly-initialize-nohz_full_kick_work.patch
# crypto drivers
# Revisit
x86-crypto-reduce-preempt-disabled-regions.patch
crypto-Reduce-preempt-disabled-regions-more-algos.patch
crypto-limit-more-FPU-enabled-sections.patch
crypto-cryptd-add-a-lock-instead-preempt_disable-loc.patch
# RANDOM
panic-disable-random-on-rt.patch
# Check me ....
x86-stackprot-no-random-on-rt.patch
# Random push into ringbuffer
random-make-it-work-on-rt.patch
# NET
# Revisit
upstream-net-rt-remove-preemption-disabling-in-netif_rx.patch
# LOCKDEP
# Lockdep together with lockdep branch ....
lockdep-no-softirq-accounting-on-rt.patch
lockdep-selftest-only-do-hardirq-context-test-for-raw-spinlock.patch
lockdep-selftest-fix-warnings-due-to-missing-PREEMPT.patch
# Fix lockdep selftest - talk to Peter - including lockdep branch
lockdep-disable-self-test.patch
# I915
# Low prio
drmradeoni915_Use_preempt_disableenable_rt()_where_recommended.patch
drmi915_Use_local_lockunlock_irq()_in_intel_pipe_update_startend().patch
drm-i915-disable-tracing-on-RT.patch
drm-i915-skip-DRM_I915_LOW_LEVEL_TRACEPOINTS-with-NO.patch
drm-i915-gt-use-a-LOCAL_IRQ_LOCK-in-__timeline_mark_.patch
# CGROUPS
# Revisit and Post
cpuset-Convert-callback_lock-to-raw_spinlock_t.patch
################################################################################
################################################################################
# Enable X86-64
x86-Enable-RT.patch
################################################################################
################################################################################
# KMAP/HIGHMEM
mm-rt-kmap-atomic-scheduling.patch
x86-highmem-add-a-already-used-pte-check.patch
arm-highmem-flush-tlb-on-unmap.patch
arm-enable-highmem-for-rt.patch
# Rewrite as pagefault disabled is upstream splitted already. The problem comes
# with the highmem pieces.
mm-scatterlist-dont-disable-irqs-on-RT.patch
# PREEMPT LAZY
preempt-lazy-support.patch
x86-preempt-lazy.patch
arm-preempt-lazy-support.patch
powerpc-preempt-lazy-support.patch
arch-arm64-Add-lazy-preempt-support.patch
jump-label-rt.patch
# Skip until ARM or make it depend on ARM
leds-trigger-disable-CPU-trigger-on-RT.patch
# DRIVERS SERIAL
drivers-tty-fix-omap-lock-crap.patch
drivers-tty-pl011-irq-disable-madness.patch
# misc ARM
arm-include-definition-for-cpumask_t.patch
ARM-enable-irq-in-translation-section-permission-fau.patch
genirq-update-irq_set_irqchip_state-documentation.patch
KVM-arm-arm64-downgrade-preempt_disable-d-region-to-.patch
arm64-fpsimd-use-preemp_disable-in-addition-to-local.patch
# Those two should vanish soon (not use PIT during bootup)
at91_dont_enable_disable_clock.patch
clocksource-tclib-allow-higher-clockrates.patch
# Other architectures
x86-Enable-RT-also-on-32bit.patch
ARM-Allow-to-enable-RT.patch
ARM64-Allow-to-enable-RT.patch
# PowerPC
powerpc-pseries-iommu-Use-a-locallock-instead-local_ir.patch
powerpc-kvm-Disable-in-kernel-MPIC-emulation-for-PRE.patch
power-disable-highmem-on-rt.patch
powerpc-stackprotector-work-around-stack-guard-init-.patch
POWERPC-Allow-to-enable-RT.patch
# MIPS
mips-disable-highmem-on-rt.patch
# DRIVERS
# Postpone, disable
connector-cn_proc-Protect-send_msg-with-a-local-lock.patch
# Postpone, disable
drivers-block-zram-Replace-bit-spinlocks-with-rtmute.patch
drivers-zram-Don-t-disable-preemption-in-zcomp_strea.patch
squashfs-make-use-of-local-lock-in-multi_cpu-decompr.patch
# Generic iowriteN_buffer() function ....
tpm_tis-fix-stall-after-iowrite-s.patch
# Postpone
signals-allow-rt-tasks-to-cache-one-sigqueue-struct.patch
signal-Prevent-double-free-of-user-struct.patch
genirq-disable-irqpoll-on-rt.patch
# SYSFS - RT indicator
sysfs-realtime-entry.patch
# Add RT to version
localversion.patch