Merge tag 'locks-v3.15-4' of git://git.samba.org/jlayton/linux

Pull file locking fix from Jeff Layton:
 "Fix for regression in handling of F_GETLK commands"

* tag 'locks-v3.15-4' of git://git.samba.org/jlayton/linux:
  locks: only validate the lock vs. f_mode in F_SETLK codepaths
diff --git a/Documentation/devicetree/bindings/clock/at91-clock.txt b/Documentation/devicetree/bindings/clock/at91-clock.txt
index cd5e239..6794cdc 100644
--- a/Documentation/devicetree/bindings/clock/at91-clock.txt
+++ b/Documentation/devicetree/bindings/clock/at91-clock.txt
@@ -62,7 +62,7 @@
 - interrupt-controller : tell that the PMC is an interrupt controller.
 - #interrupt-cells : must be set to 1. The first cell encodes the interrupt id,
 	and reflect the bit position in the PMC_ER/DR/SR registers.
-	You can use the dt macros defined in dt-bindings/clk/at91.h.
+	You can use the dt macros defined in dt-bindings/clock/at91.h.
 	0 (AT91_PMC_MOSCS) -> main oscillator ready
 	1 (AT91_PMC_LOCKA) -> PLL A ready
 	2 (AT91_PMC_LOCKB) -> PLL B ready
diff --git a/Documentation/devicetree/bindings/dma/ti-edma.txt b/Documentation/devicetree/bindings/dma/ti-edma.txt
index 9fbbdb7..68ff213 100644
--- a/Documentation/devicetree/bindings/dma/ti-edma.txt
+++ b/Documentation/devicetree/bindings/dma/ti-edma.txt
@@ -29,6 +29,6 @@
 	dma-channels = <64>;
 	ti,edma-regions = <4>;
 	ti,edma-slots = <256>;
-	ti,edma-xbar-event-map = <1 12
-				  2 13>;
+	ti,edma-xbar-event-map = /bits/ 16 <1 12
+					    2 13>;
 };
diff --git a/MAINTAINERS b/MAINTAINERS
index 51ebb77..c596b74 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1893,14 +1893,15 @@
 S:	Supported
 F:	drivers/net/ethernet/broadcom/bnx2x/
 
-BROADCOM BCM281XX/BCM11XXX ARM ARCHITECTURE
+BROADCOM BCM281XX/BCM11XXX/BCM216XX ARM ARCHITECTURE
 M:	Christian Daudt <bcm@fixthebug.org>
 M:	Matt Porter <mporter@linaro.org>
 L:	bcm-kernel-feedback-list@broadcom.com
-T:	git git://git.github.com/broadcom/bcm11351
+T:	git git://github.com/broadcom/mach-bcm
 S:	Maintained
 F:	arch/arm/mach-bcm/
 F:	arch/arm/boot/dts/bcm113*
+F:	arch/arm/boot/dts/bcm216*
 F:	arch/arm/boot/dts/bcm281*
 F:	arch/arm/configs/bcm_defconfig
 F:	drivers/mmc/host/sdhci_bcm_kona.c
@@ -5490,15 +5491,15 @@
 F:	drivers/hwmon/ltc4261.c
 
 LTP (Linux Test Project)
-M:	Shubham Goyal <shubham@linux.vnet.ibm.com>
 M:	Mike Frysinger <vapier@gentoo.org>
 M:	Cyril Hrubis <chrubis@suse.cz>
-M:	Caspar Zhang <caspar@casparzhang.com>
 M:	Wanlong Gao <gaowanlong@cn.fujitsu.com>
+M:	Jan Stancek <jstancek@redhat.com>
+M:	Stanislav Kholmanskikh <stanislav.kholmanskikh@oracle.com>
+M:	Alexey Kodanev <alexey.kodanev@oracle.com>
 L:	ltp-list@lists.sourceforge.net (subscribers-only)
-W:	http://ltp.sourceforge.net/
+W:	http://linux-test-project.github.io/
 T:	git git://github.com/linux-test-project/ltp.git
-T:	git git://ltp.git.sourceforge.net/gitroot/ltp/ltp-dev
 S:	Maintained
 
 M32R ARCHITECTURE
diff --git a/Makefile b/Makefile
index 28a7259..8a8440a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 3
 PATCHLEVEL = 15
 SUBLEVEL = 0
-EXTRAVERSION = -rc4
+EXTRAVERSION = -rc5
 NAME = Shuffling Zombie Juror
 
 # *DOCUMENTATION*
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index cb6811e..7ad75b4 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -144,7 +144,7 @@
 			compatible = "ti,edma3";
 			ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2";
 			reg =	<0x49000000 0x10000>,
-				<0x44e10f90 0x10>;
+				<0x44e10f90 0x40>;
 			interrupts = <12 13 14>;
 			#dma-cells = <1>;
 			dma-channels = <64>;
diff --git a/arch/arm/boot/dts/am3517.dtsi b/arch/arm/boot/dts/am3517.dtsi
index 788391f..5a452fd 100644
--- a/arch/arm/boot/dts/am3517.dtsi
+++ b/arch/arm/boot/dts/am3517.dtsi
@@ -62,5 +62,21 @@
 	};
 };
 
+&iva {
+	status = "disabled";
+};
+
+&mailbox {
+	status = "disabled";
+};
+
+&mmu_isp {
+	status = "disabled";
+};
+
+&smartreflex_mpu_iva {
+	status = "disabled";
+};
+
 /include/ "am35xx-clocks.dtsi"
 /include/ "omap36xx-am35xx-omap3430es2plus-clocks.dtsi"
diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
index df8798e..a055f7f 100644
--- a/arch/arm/boot/dts/am437x-gp-evm.dts
+++ b/arch/arm/boot/dts/am437x-gp-evm.dts
@@ -117,6 +117,11 @@
 	status = "okay";
 };
 
+&gpio5 {
+	status = "okay";
+	ti,no-reset-on-init;
+};
+
 &mmc1 {
 	status = "okay";
 	vmmc-supply = <&vmmcsd_fixed>;
diff --git a/arch/arm/boot/dts/armada-370-db.dts b/arch/arm/boot/dts/armada-370-db.dts
index 82f238a..3383c4b 100644
--- a/arch/arm/boot/dts/armada-370-db.dts
+++ b/arch/arm/boot/dts/armada-370-db.dts
@@ -67,6 +67,7 @@
 			i2c@11000 {
 				pinctrl-0 = <&i2c0_pins>;
 				pinctrl-names = "default";
+				clock-frequency = <100000>;
 				status = "okay";
 				audio_codec: audio-codec@4a {
 					compatible = "cirrus,cs42l51";
diff --git a/arch/arm/boot/dts/armada-375-db.dts b/arch/arm/boot/dts/armada-375-db.dts
index 9378d31..0451124 100644
--- a/arch/arm/boot/dts/armada-375-db.dts
+++ b/arch/arm/boot/dts/armada-375-db.dts
@@ -79,6 +79,11 @@
 				};
 			};
 
+			sata@a0000 {
+				status = "okay";
+				nr-ports = <2>;
+			};
+
 			nand: nand@d0000 {
 				pinctrl-0 = <&nand_pins>;
 				pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/armada-xp-db.dts b/arch/arm/boot/dts/armada-xp-db.dts
index 448373c..90f0bf6 100644
--- a/arch/arm/boot/dts/armada-xp-db.dts
+++ b/arch/arm/boot/dts/armada-xp-db.dts
@@ -49,7 +49,7 @@
 			/* Device Bus parameters are required */
 
 			/* Read parameters */
-			devbus,bus-width    = <8>;
+			devbus,bus-width    = <16>;
 			devbus,turn-off-ps  = <60000>;
 			devbus,badr-skew-ps = <0>;
 			devbus,acc-first-ps = <124000>;
diff --git a/arch/arm/boot/dts/armada-xp-gp.dts b/arch/arm/boot/dts/armada-xp-gp.dts
index 61bda68..0c75642 100644
--- a/arch/arm/boot/dts/armada-xp-gp.dts
+++ b/arch/arm/boot/dts/armada-xp-gp.dts
@@ -59,7 +59,7 @@
 			/* Device Bus parameters are required */
 
 			/* Read parameters */
-			devbus,bus-width    = <8>;
+			devbus,bus-width    = <16>;
 			devbus,turn-off-ps  = <60000>;
 			devbus,badr-skew-ps = <0>;
 			devbus,acc-first-ps = <124000>;
@@ -146,22 +146,22 @@
 			ethernet@70000 {
 				status = "okay";
 				phy = <&phy0>;
-				phy-mode = "rgmii-id";
+				phy-mode = "qsgmii";
 			};
 			ethernet@74000 {
 				status = "okay";
 				phy = <&phy1>;
-				phy-mode = "rgmii-id";
+				phy-mode = "qsgmii";
 			};
 			ethernet@30000 {
 				status = "okay";
 				phy = <&phy2>;
-				phy-mode = "rgmii-id";
+				phy-mode = "qsgmii";
 			};
 			ethernet@34000 {
 				status = "okay";
 				phy = <&phy3>;
-				phy-mode = "rgmii-id";
+				phy-mode = "qsgmii";
 			};
 
 			/* Front-side USB slot */
diff --git a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
index 985948c..5d42feb 100644
--- a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
+++ b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
@@ -39,7 +39,7 @@
 			/* Device Bus parameters are required */
 
 			/* Read parameters */
-			devbus,bus-width    = <8>;
+			devbus,bus-width    = <16>;
 			devbus,turn-off-ps  = <60000>;
 			devbus,badr-skew-ps = <0>;
 			devbus,acc-first-ps = <124000>;
diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
index ce13755..4537259 100644
--- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
@@ -34,7 +34,7 @@
 			};
 
 			spi0: spi@f0004000 {
-				cs-gpios = <&pioD 13 0>;
+				cs-gpios = <&pioD 13 0>, <0>, <0>, <&pioD 16 0>;
 				status = "okay";
 			};
 
@@ -79,7 +79,7 @@
 			};
 
 			spi1: spi@f8008000 {
-				cs-gpios = <&pioC 25 0>, <0>, <0>, <&pioD 16 0>;
+				cs-gpios = <&pioC 25 0>;
 				status = "okay";
 			};
 
diff --git a/arch/arm/boot/dts/at91sam9261.dtsi b/arch/arm/boot/dts/at91sam9261.dtsi
index e21dda0..3be973e 100644
--- a/arch/arm/boot/dts/at91sam9261.dtsi
+++ b/arch/arm/boot/dts/at91sam9261.dtsi
@@ -10,7 +10,7 @@
 #include <dt-bindings/pinctrl/at91.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/clk/at91.h>
+#include <dt-bindings/clock/at91.h>
 
 / {
 	model = "Atmel AT91SAM9261 family SoC";
diff --git a/arch/arm/boot/dts/at91sam9rl.dtsi b/arch/arm/boot/dts/at91sam9rl.dtsi
index 63e1784..92a52fa 100644
--- a/arch/arm/boot/dts/at91sam9rl.dtsi
+++ b/arch/arm/boot/dts/at91sam9rl.dtsi
@@ -8,7 +8,7 @@
 
 #include "skeleton.dtsi"
 #include <dt-bindings/pinctrl/at91.h>
-#include <dt-bindings/clk/at91.h>
+#include <dt-bindings/clock/at91.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/gpio/gpio.h>
 
diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index 9c2bff2..6a1bf4f 100644
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -115,7 +115,7 @@
 			#address-cells = <1>;
 			#size-cells = <0>;
 			compatible = "fsl,imx53-ipu";
-			reg = <0x18000000 0x080000000>;
+			reg = <0x18000000 0x08000000>;
 			interrupts = <11 10>;
 			clocks = <&clks IMX5_CLK_IPU_GATE>,
 			         <&clks IMX5_CLK_IPU_DI0_GATE>,
diff --git a/arch/arm/boot/dts/kirkwood-mv88f6281gtw-ge.dts b/arch/arm/boot/dts/kirkwood-mv88f6281gtw-ge.dts
index 32c6fb4..b939f4f5 100644
--- a/arch/arm/boot/dts/kirkwood-mv88f6281gtw-ge.dts
+++ b/arch/arm/boot/dts/kirkwood-mv88f6281gtw-ge.dts
@@ -30,6 +30,16 @@
 		bootargs = "console=ttyS0,115200n8 earlyprintk";
 	};
 
+	mbus {
+		pcie-controller {
+			status = "okay";
+
+			pcie@1,0 {
+				status = "okay";
+			};
+		};
+        };
+
 	ocp@f1000000 {
 		pinctrl@10000 {
 			pmx_usb_led: pmx-usb-led {
@@ -73,14 +83,6 @@
 		ehci@50000 {
 			status = "okay";
 		};
-
-		pcie-controller {
-			status = "okay";
-
-			pcie@1,0 {
-				status = "okay";
-			};
-		};
 	};
 
 	gpio-leds {
diff --git a/arch/arm/boot/dts/kirkwood-nsa310-common.dtsi b/arch/arm/boot/dts/kirkwood-nsa310-common.dtsi
index aa78c2d..e2cc85c 100644
--- a/arch/arm/boot/dts/kirkwood-nsa310-common.dtsi
+++ b/arch/arm/boot/dts/kirkwood-nsa310-common.dtsi
@@ -4,6 +4,16 @@
 / {
 	model = "ZyXEL NSA310";
 
+	mbus {
+		pcie-controller {
+			status = "okay";
+
+			pcie@1,0 {
+				status = "okay";
+			};
+		};
+	};
+
 	ocp@f1000000 {
 		pinctrl: pinctrl@10000 {
 
@@ -26,14 +36,6 @@
 			status = "okay";
 			nr-ports = <2>;
 		};
-
-		pcie-controller {
-			status = "okay";
-
-			pcie@1,0 {
-				status = "okay";
-			};
-		};
 	};
 
 	gpio_poweroff {
diff --git a/arch/arm/boot/dts/kirkwood-t5325.dts b/arch/arm/boot/dts/kirkwood-t5325.dts
index 7d1c767..0bd70d9 100644
--- a/arch/arm/boot/dts/kirkwood-t5325.dts
+++ b/arch/arm/boot/dts/kirkwood-t5325.dts
@@ -127,11 +127,6 @@
 
 		i2c@11000 {
 			status = "okay";
-
-			alc5621: alc5621@1a {
-				compatible = "realtek,alc5621";
-				reg = <0x1a>;
-			};
 		};
 
 		serial@12000 {
diff --git a/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi b/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi
index f577b7d..521c587 100644
--- a/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi
+++ b/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi
@@ -24,11 +24,10 @@
 		compatible = "smsc,lan9221", "smsc,lan9115";
 		bank-width = <2>;
 		gpmc,mux-add-data;
-		gpmc,cs-on-ns = <0>;
-		gpmc,cs-rd-off-ns = <186>;
-		gpmc,cs-wr-off-ns = <186>;
-		gpmc,adv-on-ns = <12>;
-		gpmc,adv-rd-off-ns = <48>;
+		gpmc,cs-on-ns = <1>;
+		gpmc,cs-rd-off-ns = <180>;
+		gpmc,cs-wr-off-ns = <180>;
+		gpmc,adv-rd-off-ns = <18>;
 		gpmc,adv-wr-off-ns = <48>;
 		gpmc,oe-on-ns = <54>;
 		gpmc,oe-off-ns = <168>;
@@ -36,12 +35,10 @@
 		gpmc,we-off-ns = <168>;
 		gpmc,rd-cycle-ns = <186>;
 		gpmc,wr-cycle-ns = <186>;
-		gpmc,access-ns = <114>;
-		gpmc,page-burst-access-ns = <6>;
-		gpmc,bus-turnaround-ns = <12>;
-		gpmc,cycle2cycle-delay-ns = <18>;
-		gpmc,wr-data-mux-bus-ns = <90>;
-		gpmc,wr-access-ns = <186>;
+		gpmc,access-ns = <144>;
+		gpmc,page-burst-access-ns = <24>;
+		gpmc,bus-turnaround-ns = <90>;
+		gpmc,cycle2cycle-delay-ns = <90>;
 		gpmc,cycle2cycle-samecsen;
 		gpmc,cycle2cycle-diffcsen;
 		vddvario-supply = <&vddvario>;
diff --git a/arch/arm/boot/dts/omap2.dtsi b/arch/arm/boot/dts/omap2.dtsi
index 22f35ea..8f8c07d 100644
--- a/arch/arm/boot/dts/omap2.dtsi
+++ b/arch/arm/boot/dts/omap2.dtsi
@@ -71,13 +71,6 @@
 			interrupts = <58>;
 		};
 
-		mailbox: mailbox@48094000 {
-			compatible = "ti,omap2-mailbox";
-			ti,hwmods = "mailbox";
-			reg = <0x48094000 0x200>;
-			interrupts = <26>;
-		};
-
 		intc: interrupt-controller@1 {
 			compatible = "ti,omap2-intc";
 			interrupt-controller;
diff --git a/arch/arm/boot/dts/omap2420.dtsi b/arch/arm/boot/dts/omap2420.dtsi
index 85b1fb0..2d99798 100644
--- a/arch/arm/boot/dts/omap2420.dtsi
+++ b/arch/arm/boot/dts/omap2420.dtsi
@@ -125,6 +125,14 @@
 			dma-names = "tx", "rx";
 		};
 
+		mailbox: mailbox@48094000 {
+			compatible = "ti,omap2-mailbox";
+			reg = <0x48094000 0x200>;
+			interrupts = <26>, <34>;
+			interrupt-names = "dsp", "iva";
+			ti,hwmods = "mailbox";
+		};
+
 		timer1: timer@48028000 {
 			compatible = "ti,omap2420-timer";
 			reg = <0x48028000 0x400>;
diff --git a/arch/arm/boot/dts/omap2430.dtsi b/arch/arm/boot/dts/omap2430.dtsi
index d09697d..42d2c61 100644
--- a/arch/arm/boot/dts/omap2430.dtsi
+++ b/arch/arm/boot/dts/omap2430.dtsi
@@ -216,6 +216,13 @@
 			dma-names = "tx", "rx";
 		};
 
+		mailbox: mailbox@48094000 {
+			compatible = "ti,omap2-mailbox";
+			reg = <0x48094000 0x200>;
+			interrupts = <26>;
+			ti,hwmods = "mailbox";
+		};
+
 		timer1: timer@49018000 {
 			compatible = "ti,omap2420-timer";
 			reg = <0x49018000 0x400>;
diff --git a/arch/arm/boot/dts/omap3-cm-t3x30.dtsi b/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
index d000558..25ba083 100644
--- a/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
+++ b/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
@@ -10,18 +10,6 @@
 			cpu0-supply = <&vcc>;
 		};
 	};
-
-	vddvario: regulator-vddvario {
-		compatible = "regulator-fixed";
-		regulator-name = "vddvario";
-		regulator-always-on;
-	};
-
-	vdd33a: regulator-vdd33a {
-		compatible = "regulator-fixed";
-		regulator-name = "vdd33a";
-		regulator-always-on;
-	};
 };
 
 &omap3_pmx_core {
@@ -35,58 +23,34 @@
 
  	hsusb0_pins: pinmux_hsusb0_pins {
 		pinctrl-single,pins = <
-			OMAP3_CORE1_IOPAD(0x21a0, PIN_OUTPUT | MUX_MODE0)		/* hsusb0_clk.hsusb0_clk */
-			OMAP3_CORE1_IOPAD(0x21a2, PIN_OUTPUT | MUX_MODE0)		/* hsusb0_stp.hsusb0_stp */
-			OMAP3_CORE1_IOPAD(0x21a4, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_dir.hsusb0_dir */
-			OMAP3_CORE1_IOPAD(0x21a6, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_nxt.hsusb0_nxt */
-			OMAP3_CORE1_IOPAD(0x21a8, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data0.hsusb2_data0 */
-			OMAP3_CORE1_IOPAD(0x21aa, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data1.hsusb0_data1 */
-			OMAP3_CORE1_IOPAD(0x21ac, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data2.hsusb0_data2 */
-			OMAP3_CORE1_IOPAD(0x21ae, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data7.hsusb0_data3 */
-			OMAP3_CORE1_IOPAD(0x21b0, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data7.hsusb0_data4 */
-			OMAP3_CORE1_IOPAD(0x21b2, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data7.hsusb0_data5 */
-			OMAP3_CORE1_IOPAD(0x21b4, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data7.hsusb0_data6 */
-			OMAP3_CORE1_IOPAD(0x21b6, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data7.hsusb0_data7 */
+			OMAP3_CORE1_IOPAD(0x21a2, PIN_OUTPUT | MUX_MODE0)		/* hsusb0_clk.hsusb0_clk */
+			OMAP3_CORE1_IOPAD(0x21a4, PIN_OUTPUT | MUX_MODE0)		/* hsusb0_stp.hsusb0_stp */
+			OMAP3_CORE1_IOPAD(0x21a6, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_dir.hsusb0_dir */
+			OMAP3_CORE1_IOPAD(0x21a8, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_nxt.hsusb0_nxt */
+			OMAP3_CORE1_IOPAD(0x21aa, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data0.hsusb2_data0 */
+			OMAP3_CORE1_IOPAD(0x21ac, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data1.hsusb0_data1 */
+			OMAP3_CORE1_IOPAD(0x21ae, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data2.hsusb0_data2 */
+			OMAP3_CORE1_IOPAD(0x21b0, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data7.hsusb0_data3 */
+			OMAP3_CORE1_IOPAD(0x21b2, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data7.hsusb0_data4 */
+			OMAP3_CORE1_IOPAD(0x21b4, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data7.hsusb0_data5 */
+			OMAP3_CORE1_IOPAD(0x21b6, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data7.hsusb0_data6 */
+			OMAP3_CORE1_IOPAD(0x21b8, PIN_INPUT_PULLDOWN | MUX_MODE0)	/* hsusb0_data7.hsusb0_data7 */
 		>;
 	};
 };
 
+#include "omap-gpmc-smsc911x.dtsi"
+
 &gpmc {
 	ranges = <5 0 0x2c000000 0x01000000>;
 
-	smsc1: ethernet@5,0 {
+	smsc1: ethernet@gpmc {
 		compatible = "smsc,lan9221", "smsc,lan9115";
 		pinctrl-names = "default";
 		pinctrl-0 = <&smsc1_pins>;
 		interrupt-parent = <&gpio6>;
 		interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
 		reg = <5 0 0xff>;
-		bank-width = <2>;
-		gpmc,mux-add-data;
-		gpmc,cs-on-ns = <0>;
-		gpmc,cs-rd-off-ns = <186>;
-		gpmc,cs-wr-off-ns = <186>;
-		gpmc,adv-on-ns = <12>;
-		gpmc,adv-rd-off-ns = <48>;
-		gpmc,adv-wr-off-ns = <48>;
-		gpmc,oe-on-ns = <54>;
-		gpmc,oe-off-ns = <168>;
-		gpmc,we-on-ns = <54>;
-		gpmc,we-off-ns = <168>;
-		gpmc,rd-cycle-ns = <186>;
-		gpmc,wr-cycle-ns = <186>;
-		gpmc,access-ns = <114>;
-		gpmc,page-burst-access-ns = <6>;
-		gpmc,bus-turnaround-ns = <12>;
-		gpmc,cycle2cycle-delay-ns = <18>;
-		gpmc,wr-data-mux-bus-ns = <90>;
-		gpmc,wr-access-ns = <186>;
-		gpmc,cycle2cycle-samecsen;
-		gpmc,cycle2cycle-diffcsen;
-		vddvario-supply = <&vddvario>;
-		vdd33a-supply = <&vdd33a>;
-		reg-io-width = <4>;
-		smsc,save-mac-address;
 	};
 };
 
diff --git a/arch/arm/boot/dts/omap3-igep.dtsi b/arch/arm/boot/dts/omap3-igep.dtsi
index b97736d..e2d163b 100644
--- a/arch/arm/boot/dts/omap3-igep.dtsi
+++ b/arch/arm/boot/dts/omap3-igep.dtsi
@@ -107,7 +107,7 @@
 		>;
 	};
 
-	smsc911x_pins: pinmux_smsc911x_pins {
+	smsc9221_pins: pinmux_smsc9221_pins {
 		pinctrl-single,pins = <
 			0x1a2 (PIN_INPUT | MUX_MODE4)		/* mcspi1_cs2.gpio_176 */
 		>;
diff --git a/arch/arm/boot/dts/omap3-igep0020.dts b/arch/arm/boot/dts/omap3-igep0020.dts
index 7abd64f..b22caaa 100644
--- a/arch/arm/boot/dts/omap3-igep0020.dts
+++ b/arch/arm/boot/dts/omap3-igep0020.dts
@@ -10,7 +10,7 @@
  */
 
 #include "omap3-igep.dtsi"
-#include "omap-gpmc-smsc911x.dtsi"
+#include "omap-gpmc-smsc9221.dtsi"
 
 / {
 	model = "IGEPv2 (TI OMAP AM/DM37x)";
@@ -248,7 +248,7 @@
 
 	ethernet@gpmc {
 		pinctrl-names = "default";
-		pinctrl-0 = <&smsc911x_pins>;
+		pinctrl-0 = <&smsc9221_pins>;
 		reg = <5 0 0xff>;
 		interrupt-parent = <&gpio6>;
 		interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
diff --git a/arch/arm/boot/dts/omap3-sb-t35.dtsi b/arch/arm/boot/dts/omap3-sb-t35.dtsi
index 7909c51..d59e3de 100644
--- a/arch/arm/boot/dts/omap3-sb-t35.dtsi
+++ b/arch/arm/boot/dts/omap3-sb-t35.dtsi
@@ -2,20 +2,6 @@
  * Common support for CompuLab SB-T35 used on SBC-T3530, SBC-T3517 and SBC-T3730
  */
 
-/ {
-	vddvario_sb_t35: regulator-vddvario-sb-t35 {
-		compatible = "regulator-fixed";
-		regulator-name = "vddvario";
-		regulator-always-on;
-	};
-
-	vdd33a_sb_t35: regulator-vdd33a-sb-t35 {
-		compatible = "regulator-fixed";
-		regulator-name = "vdd33a";
-		regulator-always-on;
-	};
-};
-
 &omap3_pmx_core {
 	smsc2_pins: pinmux_smsc2_pins {
 		pinctrl-single,pins = <
@@ -37,11 +23,10 @@
 		reg = <4 0 0xff>;
 		bank-width = <2>;
 		gpmc,mux-add-data;
-		gpmc,cs-on-ns = <0>;
-		gpmc,cs-rd-off-ns = <186>;
-		gpmc,cs-wr-off-ns = <186>;
-		gpmc,adv-on-ns = <12>;
-		gpmc,adv-rd-off-ns = <48>;
+		gpmc,cs-on-ns = <1>;
+		gpmc,cs-rd-off-ns = <180>;
+		gpmc,cs-wr-off-ns = <180>;
+		gpmc,adv-rd-off-ns = <18>;
 		gpmc,adv-wr-off-ns = <48>;
 		gpmc,oe-on-ns = <54>;
 		gpmc,oe-off-ns = <168>;
@@ -49,16 +34,14 @@
 		gpmc,we-off-ns = <168>;
 		gpmc,rd-cycle-ns = <186>;
 		gpmc,wr-cycle-ns = <186>;
-		gpmc,access-ns = <114>;
-		gpmc,page-burst-access-ns = <6>;
-		gpmc,bus-turnaround-ns = <12>;
-		gpmc,cycle2cycle-delay-ns = <18>;
-		gpmc,wr-data-mux-bus-ns = <90>;
-		gpmc,wr-access-ns = <186>;
+		gpmc,access-ns = <144>;
+		gpmc,page-burst-access-ns = <24>;
+		gpmc,bus-turnaround-ns = <90>;
+		gpmc,cycle2cycle-delay-ns = <90>;
 		gpmc,cycle2cycle-samecsen;
 		gpmc,cycle2cycle-diffcsen;
-		vddvario-supply = <&vddvario_sb_t35>;
-		vdd33a-supply = <&vdd33a_sb_t35>;
+		vddvario-supply = <&vddvario>;
+		vdd33a-supply = <&vdd33a>;
 		reg-io-width = <4>;
 		smsc,save-mac-address;
 	};
diff --git a/arch/arm/boot/dts/omap3-sbc-t3517.dts b/arch/arm/boot/dts/omap3-sbc-t3517.dts
index 024c9c6..42189b6 100644
--- a/arch/arm/boot/dts/omap3-sbc-t3517.dts
+++ b/arch/arm/boot/dts/omap3-sbc-t3517.dts
@@ -8,6 +8,19 @@
 / {
 	model = "CompuLab SBC-T3517 with CM-T3517";
 	compatible = "compulab,omap3-sbc-t3517", "compulab,omap3-cm-t3517", "ti,am3517", "ti,omap3";
+
+	/* Only one GPMC smsc9220 on SBC-T3517, CM-T3517 uses am35x Ethernet */
+	vddvario: regulator-vddvario-sb-t35 {
+		compatible = "regulator-fixed";
+		regulator-name = "vddvario";
+		regulator-always-on;
+	};
+
+	vdd33a: regulator-vdd33a-sb-t35 {
+		compatible = "regulator-fixed";
+		regulator-name = "vdd33a";
+		regulator-always-on;
+	};
 };
 
 &omap3_pmx_core {
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index acb9019..4231191 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -61,7 +61,7 @@
 			ti,hwmods = "mpu";
 		};
 
-		iva {
+		iva: iva {
 			compatible = "ti,iva2.2";
 			ti,hwmods = "iva";
 
diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi
index f8c9855..36b4312 100644
--- a/arch/arm/boot/dts/omap5.dtsi
+++ b/arch/arm/boot/dts/omap5.dtsi
@@ -630,6 +630,13 @@
 			status = "disabled";
 		};
 
+		mailbox: mailbox@4a0f4000 {
+			compatible = "ti,omap4-mailbox";
+			reg = <0x4a0f4000 0x200>;
+			interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+			ti,hwmods = "mailbox";
+		};
+
 		timer1: timer@4ae18000 {
 			compatible = "ti,omap5430-timer";
 			reg = <0x4ae18000 0x80>;
diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
index eabcfdb..a106b08 100644
--- a/arch/arm/boot/dts/sama5d3.dtsi
+++ b/arch/arm/boot/dts/sama5d3.dtsi
@@ -13,7 +13,7 @@
 #include <dt-bindings/pinctrl/at91.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/clk/at91.h>
+#include <dt-bindings/clock/at91.h>
 
 / {
 	model = "Atmel SAMA5D3 family SoC";
diff --git a/arch/arm/boot/dts/sama5d3_mci2.dtsi b/arch/arm/boot/dts/sama5d3_mci2.dtsi
index b029fe7..1b02208 100644
--- a/arch/arm/boot/dts/sama5d3_mci2.dtsi
+++ b/arch/arm/boot/dts/sama5d3_mci2.dtsi
@@ -9,7 +9,7 @@
 
 #include <dt-bindings/pinctrl/at91.h>
 #include <dt-bindings/interrupt-controller/irq.h>
-#include <dt-bindings/clk/at91.h>
+#include <dt-bindings/clock/at91.h>
 
 / {
 	ahb {
diff --git a/arch/arm/boot/dts/sama5d3_tcb1.dtsi b/arch/arm/boot/dts/sama5d3_tcb1.dtsi
index 382b044..0284845 100644
--- a/arch/arm/boot/dts/sama5d3_tcb1.dtsi
+++ b/arch/arm/boot/dts/sama5d3_tcb1.dtsi
@@ -9,7 +9,7 @@
 
 #include <dt-bindings/pinctrl/at91.h>
 #include <dt-bindings/interrupt-controller/irq.h>
-#include <dt-bindings/clk/at91.h>
+#include <dt-bindings/clock/at91.h>
 
 / {
 	aliases {
diff --git a/arch/arm/boot/dts/sama5d3_uart.dtsi b/arch/arm/boot/dts/sama5d3_uart.dtsi
index a9fa75e..7a8d4c6 100644
--- a/arch/arm/boot/dts/sama5d3_uart.dtsi
+++ b/arch/arm/boot/dts/sama5d3_uart.dtsi
@@ -9,7 +9,7 @@
 
 #include <dt-bindings/pinctrl/at91.h>
 #include <dt-bindings/interrupt-controller/irq.h>
-#include <dt-bindings/clk/at91.h>
+#include <dt-bindings/clock/at91.h>
 
 / {
 	aliases {
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 32efc10..aba1c8a 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -87,7 +87,7 @@
 
 		pll4: clk@01c20018 {
 			#clock-cells = <0>;
-			compatible = "allwinner,sun4i-a10-pll1-clk";
+			compatible = "allwinner,sun7i-a20-pll4-clk";
 			reg = <0x01c20018 0x4>;
 			clocks = <&osc24M>;
 			clock-output-names = "pll4";
@@ -109,6 +109,14 @@
 			clock-output-names = "pll6_sata", "pll6_other", "pll6";
 		};
 
+		pll8: clk@01c20040 {
+			#clock-cells = <0>;
+			compatible = "allwinner,sun7i-a20-pll4-clk";
+			reg = <0x01c20040 0x4>;
+			clocks = <&osc24M>;
+			clock-output-names = "pll8";
+		};
+
 		cpu: cpu@01c20054 {
 			#clock-cells = <0>;
 			compatible = "allwinner,sun4i-a10-cpu-clk";
@@ -805,9 +813,9 @@
 			status = "disabled";
 		};
 
-		i2c4: i2c@01c2bc00 {
+		i2c4: i2c@01c2c000 {
 			compatible = "allwinner,sun4i-i2c";
-			reg = <0x01c2bc00 0x400>;
+			reg = <0x01c2c000 0x400>;
 			interrupts = <0 89 4>;
 			clocks = <&apb1_gates 15>;
 			clock-frequency = <100000>;
diff --git a/arch/arm/common/edma.c b/arch/arm/common/edma.c
index 41bca32..5339009 100644
--- a/arch/arm/common/edma.c
+++ b/arch/arm/common/edma.c
@@ -1423,55 +1423,38 @@
 
 #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_DMADEVICES)
 
-static int edma_of_read_u32_to_s16_array(const struct device_node *np,
-					 const char *propname, s16 *out_values,
-					 size_t sz)
+static int edma_xbar_event_map(struct device *dev, struct device_node *node,
+			       struct edma_soc_info *pdata, size_t sz)
 {
-	int ret;
-
-	ret = of_property_read_u16_array(np, propname, out_values, sz);
-	if (ret)
-		return ret;
-
-	/* Terminate it */
-	*out_values++ = -1;
-	*out_values++ = -1;
-
-	return 0;
-}
-
-static int edma_xbar_event_map(struct device *dev,
-			       struct device_node *node,
-			       struct edma_soc_info *pdata, int len)
-{
-	int ret, i;
+	const char pname[] = "ti,edma-xbar-event-map";
 	struct resource res;
 	void __iomem *xbar;
-	const s16 (*xbar_chans)[2];
+	s16 (*xbar_chans)[2];
+	size_t nelm = sz / sizeof(s16);
 	u32 shift, offset, mux;
+	int ret, i;
 
-	xbar_chans = devm_kzalloc(dev,
-				  len/sizeof(s16) + 2*sizeof(s16),
-				  GFP_KERNEL);
+	xbar_chans = devm_kzalloc(dev, (nelm + 2) * sizeof(s16), GFP_KERNEL);
 	if (!xbar_chans)
 		return -ENOMEM;
 
 	ret = of_address_to_resource(node, 1, &res);
 	if (ret)
-		return -EIO;
+		return -ENOMEM;
 
 	xbar = devm_ioremap(dev, res.start, resource_size(&res));
 	if (!xbar)
 		return -ENOMEM;
 
-	ret = edma_of_read_u32_to_s16_array(node,
-					    "ti,edma-xbar-event-map",
-					    (s16 *)xbar_chans,
-					    len/sizeof(u32));
+	ret = of_property_read_u16_array(node, pname, (u16 *)xbar_chans, nelm);
 	if (ret)
 		return -EIO;
 
-	for (i = 0; xbar_chans[i][0] != -1; i++) {
+	/* Invalidate last entry for the other user of this mess */
+	nelm >>= 1;
+	xbar_chans[nelm][0] = xbar_chans[nelm][1] = -1;
+
+	for (i = 0; i < nelm; i++) {
 		shift = (xbar_chans[i][1] & 0x03) << 3;
 		offset = xbar_chans[i][1] & 0xfffffffc;
 		mux = readl(xbar + offset);
@@ -1480,8 +1463,7 @@
 		writel(mux, (xbar + offset));
 	}
 
-	pdata->xbar_chans = xbar_chans;
-
+	pdata->xbar_chans = (const s16 (*)[2]) xbar_chans;
 	return 0;
 }
 
diff --git a/arch/arm/configs/sunxi_defconfig b/arch/arm/configs/sunxi_defconfig
index b5df4a5..81ba78e 100644
--- a/arch/arm/configs/sunxi_defconfig
+++ b/arch/arm/configs/sunxi_defconfig
@@ -37,7 +37,7 @@
 # CONFIG_NET_VENDOR_NATSEMI is not set
 # CONFIG_NET_VENDOR_SEEQ is not set
 # CONFIG_NET_VENDOR_SMSC is not set
-# CONFIG_NET_VENDOR_STMICRO is not set
+CONFIG_STMMAC_ETH=y
 # CONFIG_NET_VENDOR_WIZNET is not set
 # CONFIG_WLAN is not set
 CONFIG_SERIAL_8250=y
diff --git a/arch/arm/include/asm/xen/page.h b/arch/arm/include/asm/xen/page.h
index cf4f3e8..ded062f 100644
--- a/arch/arm/include/asm/xen/page.h
+++ b/arch/arm/include/asm/xen/page.h
@@ -77,7 +77,6 @@
 }
 /* VIRT <-> MACHINE conversion */
 #define virt_to_machine(v)	(phys_to_machine(XPADDR(__pa(v))))
-#define virt_to_pfn(v)          (PFN_DOWN(__pa(v)))
 #define virt_to_mfn(v)		(pfn_to_mfn(virt_to_pfn(v)))
 #define mfn_to_virt(m)		(__va(mfn_to_pfn(m) << PAGE_SHIFT))
 
diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S
index 75e9295..40c5d5f 100644
--- a/arch/arm/mach-omap2/omap-headsmp.S
+++ b/arch/arm/mach-omap2/omap-headsmp.S
@@ -1,7 +1,7 @@
 /*
  * Secondary CPU startup routine source file.
  *
- * Copyright (C) 2009 Texas Instruments, Inc.
+ * Copyright (C) 2009-2014 Texas Instruments, Inc.
  *
  * Author:
  *      Santosh Shilimkar <santosh.shilimkar@ti.com>
@@ -28,9 +28,13 @@
  * code.  This routine also provides a holding flag into which
  * secondary core is held until we're ready for it to initialise.
  * The primary core will update this flag using a hardware
-+ * register AuxCoreBoot0.
+ * register AuxCoreBoot0.
  */
 ENTRY(omap5_secondary_startup)
+.arm
+THUMB( adr     r9, BSYM(wait)  )       @ CPU may be entered in ARM mode.
+THUMB( bx      r9              )       @ If this is a Thumb-2 kernel,
+THUMB( .thumb                  )       @ switch to Thumb now.
 wait:	ldr	r2, =AUX_CORE_BOOT0_PA	@ read from AuxCoreBoot0
 	ldr	r0, [r2]
 	mov	r0, r0, lsr #5
diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h
index f565f99..7548db2 100644
--- a/arch/arm/mach-orion5x/common.h
+++ b/arch/arm/mach-orion5x/common.h
@@ -21,7 +21,7 @@
 #define ORION_MBUS_DEVBUS_BOOT_ATTR   0x0f
 #define ORION_MBUS_DEVBUS_TARGET(cs)  0x01
 #define ORION_MBUS_DEVBUS_ATTR(cs)    (~(1 << cs))
-#define ORION_MBUS_SRAM_TARGET        0x00
+#define ORION_MBUS_SRAM_TARGET        0x09
 #define ORION_MBUS_SRAM_ATTR          0x00
 
 /*
diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h
index e94f945..993bce5 100644
--- a/arch/arm64/include/asm/memory.h
+++ b/arch/arm64/include/asm/memory.h
@@ -138,6 +138,7 @@
 #define __pa(x)			__virt_to_phys((unsigned long)(x))
 #define __va(x)			((void *)__phys_to_virt((phys_addr_t)(x)))
 #define pfn_to_kaddr(pfn)	__va((pfn) << PAGE_SHIFT)
+#define virt_to_pfn(x)      __phys_to_pfn(__virt_to_phys(x))
 
 /*
  *  virt_to_page(k)	convert a _valid_ virtual address to struct page *
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index ce6ad7e..33f71b0 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -79,6 +79,7 @@
         UTS_MACHINE := x86_64
         CHECKFLAGS += -D__x86_64__ -m64
 
+        biarch := -m64
         KBUILD_AFLAGS += -m64
         KBUILD_CFLAGS += -m64
 
diff --git a/arch/x86/boot/Makefile b/arch/x86/boot/Makefile
index abb9eba..dbe8dd2 100644
--- a/arch/x86/boot/Makefile
+++ b/arch/x86/boot/Makefile
@@ -71,7 +71,7 @@
 
 SETUP_OBJS = $(addprefix $(obj)/,$(setup-y))
 
-sed-voffset := -e 's/^\([0-9a-fA-F]*\) . \(_text\|_end\)$$/\#define VO_\2 0x\1/p'
+sed-voffset := -e 's/^\([0-9a-fA-F]*\) [ABCDGRSTVW] \(_text\|_end\)$$/\#define VO_\2 0x\1/p'
 
 quiet_cmd_voffset = VOFFSET $@
       cmd_voffset = $(NM) $< | sed -n $(sed-voffset) > $@
@@ -80,7 +80,7 @@
 $(obj)/voffset.h: vmlinux FORCE
 	$(call if_changed,voffset)
 
-sed-zoffset := -e 's/^\([0-9a-fA-F]*\) . \(startup_32\|startup_64\|efi32_stub_entry\|efi64_stub_entry\|efi_pe_entry\|input_data\|_end\|z_.*\)$$/\#define ZO_\2 0x\1/p'
+sed-zoffset := -e 's/^\([0-9a-fA-F]*\) [ABCDGRSTVW] \(startup_32\|startup_64\|efi32_stub_entry\|efi64_stub_entry\|efi_pe_entry\|input_data\|_end\|z_.*\)$$/\#define ZO_\2 0x\1/p'
 
 quiet_cmd_zoffset = ZOFFSET $@
       cmd_zoffset = $(NM) $< | sed -n $(sed-zoffset) > $@
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index 1768461..57ab74d 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -354,7 +354,7 @@
 	free(phdrs);
 }
 
-asmlinkage void *decompress_kernel(void *rmode, memptr heap,
+asmlinkage __visible void *decompress_kernel(void *rmode, memptr heap,
 				  unsigned char *input_data,
 				  unsigned long input_len,
 				  unsigned char *output,
diff --git a/arch/x86/include/asm/hpet.h b/arch/x86/include/asm/hpet.h
index b18df57..36f7125 100644
--- a/arch/x86/include/asm/hpet.h
+++ b/arch/x86/include/asm/hpet.h
@@ -63,6 +63,7 @@
 /* hpet memory map physical address */
 extern unsigned long hpet_address;
 extern unsigned long force_hpet_address;
+extern int boot_hpet_disable;
 extern u8 hpet_blockid;
 extern int hpet_force_user;
 extern u8 hpet_msi_disable;
diff --git a/arch/x86/include/uapi/asm/msr-index.h b/arch/x86/include/uapi/asm/msr-index.h
index c827ace..fcf2b3a 100644
--- a/arch/x86/include/uapi/asm/msr-index.h
+++ b/arch/x86/include/uapi/asm/msr-index.h
@@ -384,7 +384,7 @@
 #define MSR_IA32_MISC_ENABLE_MWAIT_BIT			18
 #define MSR_IA32_MISC_ENABLE_MWAIT			(1ULL << MSR_IA32_MISC_ENABLE_MWAIT_BIT)
 #define MSR_IA32_MISC_ENABLE_LIMIT_CPUID_BIT		22
-#define MSR_IA32_MISC_ENABLE_LIMIT_CPUID		(1ULL << MSR_IA32_MISC_ENABLE_LIMIT_CPUID_BIT);
+#define MSR_IA32_MISC_ENABLE_LIMIT_CPUID		(1ULL << MSR_IA32_MISC_ENABLE_LIMIT_CPUID_BIT)
 #define MSR_IA32_MISC_ENABLE_XTPR_DISABLE_BIT		23
 #define MSR_IA32_MISC_ENABLE_XTPR_DISABLE		(1ULL << MSR_IA32_MISC_ENABLE_XTPR_DISABLE_BIT)
 #define MSR_IA32_MISC_ENABLE_XD_DISABLE_BIT		34
diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c
index 3a2ae4c..3136820 100644
--- a/arch/x86/kernel/acpi/sleep.c
+++ b/arch/x86/kernel/acpi/sleep.c
@@ -31,7 +31,7 @@
  *
  * Wrapper around acpi_enter_sleep_state() to be called by assmebly.
  */
-acpi_status asmlinkage x86_acpi_enter_sleep_state(u8 state)
+acpi_status asmlinkage __visible x86_acpi_enter_sleep_state(u8 state)
 {
 	return acpi_enter_sleep_state(state);
 }
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index d23aa82..992060e 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -2189,7 +2189,7 @@
 	cfg->move_in_progress = 0;
 }
 
-asmlinkage void smp_irq_move_cleanup_interrupt(void)
+asmlinkage __visible void smp_irq_move_cleanup_interrupt(void)
 {
 	unsigned vector, me;
 
diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c
index d921b7e..36a1bb6 100644
--- a/arch/x86/kernel/cpu/mcheck/therm_throt.c
+++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c
@@ -429,14 +429,14 @@
 	smp_thermal_vector();
 }
 
-asmlinkage void smp_thermal_interrupt(struct pt_regs *regs)
+asmlinkage __visible void smp_thermal_interrupt(struct pt_regs *regs)
 {
 	entering_irq();
 	__smp_thermal_interrupt();
 	exiting_ack_irq();
 }
 
-asmlinkage void smp_trace_thermal_interrupt(struct pt_regs *regs)
+asmlinkage __visible void smp_trace_thermal_interrupt(struct pt_regs *regs)
 {
 	entering_irq();
 	trace_thermal_apic_entry(THERMAL_APIC_VECTOR);
diff --git a/arch/x86/kernel/cpu/mcheck/threshold.c b/arch/x86/kernel/cpu/mcheck/threshold.c
index fe6b1c8..7245980 100644
--- a/arch/x86/kernel/cpu/mcheck/threshold.c
+++ b/arch/x86/kernel/cpu/mcheck/threshold.c
@@ -24,14 +24,14 @@
 	mce_threshold_vector();
 }
 
-asmlinkage void smp_threshold_interrupt(void)
+asmlinkage __visible void smp_threshold_interrupt(void)
 {
 	entering_irq();
 	__smp_threshold_interrupt();
 	exiting_ack_irq();
 }
 
-asmlinkage void smp_trace_threshold_interrupt(void)
+asmlinkage __visible void smp_trace_threshold_interrupt(void)
 {
 	entering_irq();
 	trace_threshold_apic_entry(THRESHOLD_APIC_VECTOR);
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 6e2537c..6cda0ba 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -17,6 +17,7 @@
 #include <asm/dma.h>
 #include <asm/io_apic.h>
 #include <asm/apic.h>
+#include <asm/hpet.h>
 #include <asm/iommu.h>
 #include <asm/gart.h>
 #include <asm/irq_remapping.h>
@@ -530,6 +531,15 @@
 	}
 }
 
+static void __init force_disable_hpet(int num, int slot, int func)
+{
+#ifdef CONFIG_HPET_TIMER
+	boot_hpet_disable = 1;
+	pr_info("x86/hpet: Will disable the HPET for this platform because it's not reliable\n");
+#endif
+}
+
+
 #define QFLAG_APPLY_ONCE 	0x1
 #define QFLAG_APPLIED		0x2
 #define QFLAG_DONE		(QFLAG_APPLY_ONCE|QFLAG_APPLIED)
@@ -567,6 +577,12 @@
 	  PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check },
 	{ PCI_VENDOR_ID_INTEL, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA, PCI_ANY_ID,
 	  QFLAG_APPLY_ONCE, intel_graphics_stolen },
+	/*
+	 * HPET on current version of Baytrail platform has accuracy
+	 * problems, disable it for now:
+	 */
+	{ PCI_VENDOR_ID_INTEL, 0x0f00,
+		PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet},
 	{}
 };
 
diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c
index c61a14a..d6c1b983 100644
--- a/arch/x86/kernel/head32.c
+++ b/arch/x86/kernel/head32.c
@@ -29,7 +29,7 @@
 	reserve_ebda_region();
 }
 
-asmlinkage void __init i386_start_kernel(void)
+asmlinkage __visible void __init i386_start_kernel(void)
 {
 	sanitize_boot_params(&boot_params);
 
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index 85126cc..068054f 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -137,7 +137,7 @@
 	}
 }
 
-asmlinkage void __init x86_64_start_kernel(char * real_mode_data)
+asmlinkage __visible void __init x86_64_start_kernel(char * real_mode_data)
 {
 	int i;
 
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index 8d80ae0..4177bfb 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -88,7 +88,7 @@
 /*
  * HPET command line enable / disable
  */
-static int boot_hpet_disable;
+int boot_hpet_disable;
 int hpet_force_user;
 static int hpet_verbose;
 
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 9c0280f..898d077 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -52,7 +52,7 @@
 
 asmlinkage extern void ret_from_fork(void);
 
-asmlinkage DEFINE_PER_CPU(unsigned long, old_rsp);
+__visible DEFINE_PER_CPU(unsigned long, old_rsp);
 
 /* Prints also some state that isn't saved in the pt_regs */
 void __show_regs(struct pt_regs *regs, int all)
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index 3399d3a..52b1157 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -191,6 +191,16 @@
 		},
 	},
 
+	/* Certec */
+	{       /* Handle problems with rebooting on Certec BPC600 */
+		.callback = set_pci_reboot,
+		.ident = "Certec BPC600",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Certec"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "BPC600"),
+		},
+	},
+
 	/* Dell */
 	{	/* Handle problems with rebooting on Dell DXP061 */
 		.callback = set_bios_reboot,
diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c
index 7c3a5a6..be8e1bd 100644
--- a/arch/x86/kernel/smp.c
+++ b/arch/x86/kernel/smp.c
@@ -168,7 +168,7 @@
  * this function calls the 'stop' function on all other CPUs in the system.
  */
 
-asmlinkage void smp_reboot_interrupt(void)
+asmlinkage __visible void smp_reboot_interrupt(void)
 {
 	ack_APIC_irq();
 	irq_enter();
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 57409f6..f73b5d4 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -357,7 +357,7 @@
  * for scheduling or signal handling. The actual stack switch is done in
  * entry.S
  */
-asmlinkage __kprobes struct pt_regs *sync_regs(struct pt_regs *eregs)
+asmlinkage __visible __kprobes struct pt_regs *sync_regs(struct pt_regs *eregs)
 {
 	struct pt_regs *regs = eregs;
 	/* Did already sync */
@@ -601,11 +601,11 @@
 #endif
 }
 
-asmlinkage void __attribute__((weak)) smp_thermal_interrupt(void)
+asmlinkage __visible void __attribute__((weak)) smp_thermal_interrupt(void)
 {
 }
 
-asmlinkage void __attribute__((weak)) smp_threshold_interrupt(void)
+asmlinkage __visible void __attribute__((weak)) smp_threshold_interrupt(void)
 {
 }
 
diff --git a/arch/x86/kernel/vsmp_64.c b/arch/x86/kernel/vsmp_64.c
index 5edc34b..b99b9ad 100644
--- a/arch/x86/kernel/vsmp_64.c
+++ b/arch/x86/kernel/vsmp_64.c
@@ -36,7 +36,7 @@
  * and vice versa.
  */
 
-asmlinkage unsigned long vsmp_save_fl(void)
+asmlinkage __visible unsigned long vsmp_save_fl(void)
 {
 	unsigned long flags = native_save_fl();
 
@@ -56,7 +56,7 @@
 }
 PV_CALLEE_SAVE_REGS_THUNK(vsmp_restore_fl);
 
-asmlinkage void vsmp_irq_disable(void)
+asmlinkage __visible void vsmp_irq_disable(void)
 {
 	unsigned long flags = native_save_fl();
 
@@ -64,7 +64,7 @@
 }
 PV_CALLEE_SAVE_REGS_THUNK(vsmp_irq_disable);
 
-asmlinkage void vsmp_irq_enable(void)
+asmlinkage __visible void vsmp_irq_enable(void)
 {
 	unsigned long flags = native_save_fl();
 
diff --git a/arch/x86/kernel/vsyscall_gtod.c b/arch/x86/kernel/vsyscall_gtod.c
index f9c6e56..9531fbb 100644
--- a/arch/x86/kernel/vsyscall_gtod.c
+++ b/arch/x86/kernel/vsyscall_gtod.c
@@ -43,7 +43,7 @@
 	vdata->monotonic_time_sec	= tk->xtime_sec
 					+ tk->wall_to_monotonic.tv_sec;
 	vdata->monotonic_time_snsec	= tk->xtime_nsec
-					+ (tk->wall_to_monotonic.tv_nsec
+					+ ((u64)tk->wall_to_monotonic.tv_nsec
 						<< tk->shift);
 	while (vdata->monotonic_time_snsec >=
 					(((u64)NSEC_PER_SEC) << tk->shift)) {
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 8b8fc0b..b6c0bac 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -280,7 +280,7 @@
 }
 EXPORT_SYMBOL_GPL(kvm_set_apic_base);
 
-asmlinkage void kvm_spurious_fault(void)
+asmlinkage __visible void kvm_spurious_fault(void)
 {
 	/* Fault while not rebooting.  We want the trace. */
 	BUG();
diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c
index ad1fb5f..aae9413 100644
--- a/arch/x86/lguest/boot.c
+++ b/arch/x86/lguest/boot.c
@@ -233,13 +233,13 @@
  * flags word contains all kind of stuff, but in practice Linux only cares
  * about the interrupt flag.  Our "save_flags()" just returns that.
  */
-asmlinkage unsigned long lguest_save_fl(void)
+asmlinkage __visible unsigned long lguest_save_fl(void)
 {
 	return lguest_data.irq_enabled;
 }
 
 /* Interrupts go off... */
-asmlinkage void lguest_irq_disable(void)
+asmlinkage __visible void lguest_irq_disable(void)
 {
 	lguest_data.irq_enabled = 0;
 }
diff --git a/arch/x86/lib/msr.c b/arch/x86/lib/msr.c
index db9db44..4362373 100644
--- a/arch/x86/lib/msr.c
+++ b/arch/x86/lib/msr.c
@@ -76,7 +76,7 @@
 	if (m1.q == m.q)
 		return 0;
 
-	err = msr_write(msr, &m);
+	err = msr_write(msr, &m1);
 	if (err)
 		return err;
 
diff --git a/arch/x86/math-emu/errors.c b/arch/x86/math-emu/errors.c
index a544908..9e6545f 100644
--- a/arch/x86/math-emu/errors.c
+++ b/arch/x86/math-emu/errors.c
@@ -302,7 +302,7 @@
 	      0x242  in div_Xsig.S
  */
 
-asmlinkage void FPU_exception(int n)
+asmlinkage __visible void FPU_exception(int n)
 {
 	int i, int_type;
 
@@ -492,7 +492,7 @@
 
 /* Invalid arith operation on Valid registers */
 /* Returns < 0 if the exception is unmasked */
-asmlinkage int arith_invalid(int deststnr)
+asmlinkage __visible int arith_invalid(int deststnr)
 {
 
 	EXCEPTION(EX_Invalid);
@@ -507,7 +507,7 @@
 }
 
 /* Divide a finite number by zero */
-asmlinkage int FPU_divide_by_zero(int deststnr, u_char sign)
+asmlinkage __visible int FPU_divide_by_zero(int deststnr, u_char sign)
 {
 	FPU_REG *dest = &st(deststnr);
 	int tag = TAG_Valid;
@@ -539,7 +539,7 @@
 }
 
 /* This may be called often, so keep it lean */
-asmlinkage void set_precision_flag_up(void)
+asmlinkage __visible void set_precision_flag_up(void)
 {
 	if (control_word & CW_Precision)
 		partial_status |= (SW_Precision | SW_C1);	/* The masked response */
@@ -548,7 +548,7 @@
 }
 
 /* This may be called often, so keep it lean */
-asmlinkage void set_precision_flag_down(void)
+asmlinkage __visible void set_precision_flag_down(void)
 {
 	if (control_word & CW_Precision) {	/* The masked response */
 		partial_status &= ~SW_C1;
@@ -557,7 +557,7 @@
 		EXCEPTION(EX_Precision);
 }
 
-asmlinkage int denormal_operand(void)
+asmlinkage __visible int denormal_operand(void)
 {
 	if (control_word & CW_Denormal) {	/* The masked response */
 		partial_status |= SW_Denorm_Op;
@@ -568,7 +568,7 @@
 	}
 }
 
-asmlinkage int arith_overflow(FPU_REG *dest)
+asmlinkage __visible int arith_overflow(FPU_REG *dest)
 {
 	int tag = TAG_Valid;
 
@@ -596,7 +596,7 @@
 
 }
 
-asmlinkage int arith_underflow(FPU_REG *dest)
+asmlinkage __visible int arith_underflow(FPU_REG *dest)
 {
 	int tag = TAG_Valid;
 
diff --git a/arch/x86/platform/efi/early_printk.c b/arch/x86/platform/efi/early_printk.c
index 81b506d..5241421 100644
--- a/arch/x86/platform/efi/early_printk.c
+++ b/arch/x86/platform/efi/early_printk.c
@@ -14,48 +14,92 @@
 
 static const struct font_desc *font;
 static u32 efi_x, efi_y;
+static void *efi_fb;
+static bool early_efi_keep;
 
-static __init void early_efi_clear_scanline(unsigned int y)
+/*
+ * efi earlyprintk need use early_ioremap to map the framebuffer.
+ * But early_ioremap is not usable for earlyprintk=efi,keep, ioremap should
+ * be used instead. ioremap will be available after paging_init() which is
+ * earlier than initcall callbacks. Thus adding this early initcall function
+ * early_efi_map_fb to map the whole efi framebuffer.
+ */
+static __init int early_efi_map_fb(void)
 {
-	unsigned long base, *dst;
-	u16 len;
+	unsigned long base, size;
+
+	if (!early_efi_keep)
+		return 0;
 
 	base = boot_params.screen_info.lfb_base;
-	len = boot_params.screen_info.lfb_linelength;
+	size = boot_params.screen_info.lfb_size;
+	efi_fb = ioremap(base, size);
 
-	dst = early_ioremap(base + y*len, len);
+	return efi_fb ? 0 : -ENOMEM;
+}
+early_initcall(early_efi_map_fb);
+
+/*
+ * early_efi_map maps efi framebuffer region [start, start + len -1]
+ * In case earlyprintk=efi,keep we have the whole framebuffer mapped already
+ * so just return the offset efi_fb + start.
+ */
+static __init_refok void *early_efi_map(unsigned long start, unsigned long len)
+{
+	unsigned long base;
+
+	base = boot_params.screen_info.lfb_base;
+
+	if (efi_fb)
+		return (efi_fb + start);
+	else
+		return early_ioremap(base + start, len);
+}
+
+static __init_refok void early_efi_unmap(void *addr, unsigned long len)
+{
+	if (!efi_fb)
+		early_iounmap(addr, len);
+}
+
+static void early_efi_clear_scanline(unsigned int y)
+{
+	unsigned long *dst;
+	u16 len;
+
+	len = boot_params.screen_info.lfb_linelength;
+	dst = early_efi_map(y*len, len);
 	if (!dst)
 		return;
 
 	memset(dst, 0, len);
-	early_iounmap(dst, len);
+	early_efi_unmap(dst, len);
 }
 
-static __init void early_efi_scroll_up(void)
+static void early_efi_scroll_up(void)
 {
-	unsigned long base, *dst, *src;
+	unsigned long *dst, *src;
 	u16 len;
 	u32 i, height;
 
-	base = boot_params.screen_info.lfb_base;
 	len = boot_params.screen_info.lfb_linelength;
 	height = boot_params.screen_info.lfb_height;
 
 	for (i = 0; i < height - font->height; i++) {
-		dst = early_ioremap(base + i*len, len);
+		dst = early_efi_map(i*len, len);
 		if (!dst)
 			return;
 
-		src = early_ioremap(base + (i + font->height) * len, len);
+		src = early_efi_map((i + font->height) * len, len);
 		if (!src) {
-			early_iounmap(dst, len);
+			early_efi_unmap(dst, len);
 			return;
 		}
 
 		memmove(dst, src, len);
 
-		early_iounmap(src, len);
-		early_iounmap(dst, len);
+		early_efi_unmap(src, len);
+		early_efi_unmap(dst, len);
 	}
 }
 
@@ -79,16 +123,14 @@
 	}
 }
 
-static __init void
+static void
 early_efi_write(struct console *con, const char *str, unsigned int num)
 {
 	struct screen_info *si;
-	unsigned long base;
 	unsigned int len;
 	const char *s;
 	void *dst;
 
-	base = boot_params.screen_info.lfb_base;
 	si = &boot_params.screen_info;
 	len = si->lfb_linelength;
 
@@ -109,7 +151,7 @@
 		for (h = 0; h < font->height; h++) {
 			unsigned int n, x;
 
-			dst = early_ioremap(base + (efi_y + h) * len, len);
+			dst = early_efi_map((efi_y + h) * len, len);
 			if (!dst)
 				return;
 
@@ -123,7 +165,7 @@
 				s++;
 			}
 
-			early_iounmap(dst, len);
+			early_efi_unmap(dst, len);
 		}
 
 		num -= count;
@@ -179,6 +221,9 @@
 	for (i = 0; i < (yres - efi_y) / font->height; i++)
 		early_efi_scroll_up();
 
+	/* early_console_register will unset CON_BOOT in case ,keep */
+	if (!(con->flags & CON_BOOT))
+		early_efi_keep = true;
 	return 0;
 }
 
diff --git a/arch/x86/platform/olpc/olpc-xo1-pm.c b/arch/x86/platform/olpc/olpc-xo1-pm.c
index ff0174d..a9acde7 100644
--- a/arch/x86/platform/olpc/olpc-xo1-pm.c
+++ b/arch/x86/platform/olpc/olpc-xo1-pm.c
@@ -75,7 +75,7 @@
 	return 0;
 }
 
-asmlinkage int xo1_do_sleep(u8 sleep_state)
+asmlinkage __visible int xo1_do_sleep(u8 sleep_state)
 {
 	void *pgd_addr = __va(read_cr3());
 
diff --git a/arch/x86/power/hibernate_64.c b/arch/x86/power/hibernate_64.c
index 304fca2..35e2bb6 100644
--- a/arch/x86/power/hibernate_64.c
+++ b/arch/x86/power/hibernate_64.c
@@ -23,7 +23,7 @@
 extern __visible const void __nosave_begin, __nosave_end;
 
 /* Defined in hibernate_asm_64.S */
-extern asmlinkage int restore_image(void);
+extern asmlinkage __visible int restore_image(void);
 
 /*
  * Address to jump to in the last phase of restore in order to get to the image
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 201d09a..c34bfc4 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1515,7 +1515,7 @@
 }
 
 /* First C function to be called on Xen boot */
-asmlinkage void __init xen_start_kernel(void)
+asmlinkage __visible void __init xen_start_kernel(void)
 {
 	struct physdev_set_iopl set_iopl;
 	int rc;
diff --git a/arch/x86/xen/irq.c b/arch/x86/xen/irq.c
index 08f763d..a1207cb 100644
--- a/arch/x86/xen/irq.c
+++ b/arch/x86/xen/irq.c
@@ -23,7 +23,7 @@
 	(void)HYPERVISOR_xen_version(0, NULL);
 }
 
-asmlinkage unsigned long xen_save_fl(void)
+asmlinkage __visible unsigned long xen_save_fl(void)
 {
 	struct vcpu_info *vcpu;
 	unsigned long flags;
@@ -63,7 +63,7 @@
 }
 PV_CALLEE_SAVE_REGS_THUNK(xen_restore_fl);
 
-asmlinkage void xen_irq_disable(void)
+asmlinkage __visible void xen_irq_disable(void)
 {
 	/* There's a one instruction preempt window here.  We need to
 	   make sure we're don't switch CPUs between getting the vcpu
@@ -74,7 +74,7 @@
 }
 PV_CALLEE_SAVE_REGS_THUNK(xen_irq_disable);
 
-asmlinkage void xen_irq_enable(void)
+asmlinkage __visible void xen_irq_enable(void)
 {
 	struct vcpu_info *vcpu;
 
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index e4a4145..1039fb9 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -451,7 +451,20 @@
 	struct blkcg_gq *blkg;
 	int i;
 
-	mutex_lock(&blkcg_pol_mutex);
+	/*
+	 * XXX: We invoke cgroup_add/rm_cftypes() under blkcg_pol_mutex
+	 * which ends up putting cgroup's internal cgroup_tree_mutex under
+	 * it; however, cgroup_tree_mutex is nested above cgroup file
+	 * active protection and grabbing blkcg_pol_mutex from a cgroup
+	 * file operation creates a possible circular dependency.  cgroup
+	 * internal locking is planned to go through further simplification
+	 * and this issue should go away soon.  For now, let's trylock
+	 * blkcg_pol_mutex and restart the write on failure.
+	 *
+	 * http://lkml.kernel.org/g/5363C04B.4010400@oracle.com
+	 */
+	if (!mutex_trylock(&blkcg_pol_mutex))
+		return restart_syscall();
 	spin_lock_irq(&blkcg->lock);
 
 	/*
diff --git a/drivers/bus/mvebu-mbus.c b/drivers/bus/mvebu-mbus.c
index 293e2e0..00b7344 100644
--- a/drivers/bus/mvebu-mbus.c
+++ b/drivers/bus/mvebu-mbus.c
@@ -56,6 +56,7 @@
 #include <linux/of.h>
 #include <linux/of_address.h>
 #include <linux/debugfs.h>
+#include <linux/log2.h>
 
 /*
  * DDR target is the same on all platforms.
@@ -222,12 +223,6 @@
 		 */
 		if ((u64)base < wend && end > wbase)
 			return 0;
-
-		/*
-		 * Check if target/attribute conflicts
-		 */
-		if (target == wtarget && attr == wattr)
-			return 0;
 	}
 
 	return 1;
@@ -266,6 +261,17 @@
 		mbus->soc->win_cfg_offset(win);
 	u32 ctrl, remap_addr;
 
+	if (!is_power_of_2(size)) {
+		WARN(true, "Invalid MBus window size: 0x%zx\n", size);
+		return -EINVAL;
+	}
+
+	if ((base & (phys_addr_t)(size - 1)) != 0) {
+		WARN(true, "Invalid MBus base/size: %pa len 0x%zx\n", &base,
+		     size);
+		return -EINVAL;
+	}
+
 	ctrl = ((size - 1) & WIN_CTRL_SIZE_MASK) |
 		(attr << WIN_CTRL_ATTR_SHIFT)    |
 		(target << WIN_CTRL_TGT_SHIFT)   |
@@ -413,6 +419,10 @@
 			   win, (unsigned long long)wbase,
 			   (unsigned long long)(wbase + wsize), wtarget, wattr);
 
+		if (!is_power_of_2(wsize) ||
+		    ((wbase & (u64)(wsize - 1)) != 0))
+			seq_puts(seq, " (Invalid base/size!!)");
+
 		if (win < mbus->soc->num_remappable_wins) {
 			seq_printf(seq, " (remap %016llx)\n",
 				   (unsigned long long)wremap);
diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index 90ec117..01723f0 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -163,7 +163,7 @@
 	if (retval < 0)
 		goto fail;
 
-	hyst = val - retval * 1000;
+	hyst = retval * 1000 - val;
 	hyst = DIV_ROUND_CLOSEST(hyst, 1000);
 	if (hyst < 0 || hyst > 255) {
 		retval = -ERANGE;
@@ -330,7 +330,7 @@
 	}
 
 	id = i2c_smbus_read_byte_data(client, THERMAL_REVISION_REG);
-	if (id != 0x01)
+	if (id < 0x01 || id > 0x04)
 		return -ENODEV;
 
 	return 0;
@@ -355,9 +355,9 @@
 	if (id->driver_data)
 		data->groups[1] = &emc1404_group;
 
-	hwmon_dev = hwmon_device_register_with_groups(&client->dev,
-						      client->name, data,
-						      data->groups);
+	hwmon_dev = devm_hwmon_device_register_with_groups(&client->dev,
+							   client->name, data,
+							   data->groups);
 	if (IS_ERR(hwmon_dev))
 		return PTR_ERR(hwmon_dev);
 
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 8fda38d..237b7e0 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -8516,7 +8516,8 @@
 		if (mddev_trylock(mddev)) {
 			if (mddev->pers)
 				__md_stop_writes(mddev);
-			mddev->safemode = 2;
+			if (mddev->persistent)
+				mddev->safemode = 2;
 			mddev_unlock(mddev);
 		}
 		need_delay = 1;
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 33fc408..cb882aa 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1172,6 +1172,13 @@
 	int max_sectors;
 	int sectors;
 
+	/*
+	 * Register the new request and wait if the reconstruction
+	 * thread has put up a bar for new requests.
+	 * Continue immediately if no resync is active currently.
+	 */
+	wait_barrier(conf);
+
 	sectors = bio_sectors(bio);
 	while (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&
 	    bio->bi_iter.bi_sector < conf->reshape_progress &&
@@ -1552,12 +1559,6 @@
 
 	md_write_start(mddev, bio);
 
-	/*
-	 * Register the new request and wait if the reconstruction
-	 * thread has put up a bar for new requests.
-	 * Continue immediately if no resync is active currently.
-	 */
-	wait_barrier(conf);
 
 	do {
 
diff --git a/drivers/memory/mvebu-devbus.c b/drivers/memory/mvebu-devbus.c
index 110c036..b59a17f 100644
--- a/drivers/memory/mvebu-devbus.c
+++ b/drivers/memory/mvebu-devbus.c
@@ -108,8 +108,19 @@
 			node->full_name);
 		return err;
 	}
-	/* Convert bit width to byte width */
-	r.bus_width /= 8;
+
+	/*
+	 * The bus width is encoded into the register as 0 for 8 bits,
+	 * and 1 for 16 bits, so we do the necessary conversion here.
+	 */
+	if (r.bus_width == 8)
+		r.bus_width = 0;
+	else if (r.bus_width == 16)
+		r.bus_width = 1;
+	else {
+		dev_err(devbus->dev, "invalid bus width %d\n", r.bus_width);
+		return -EINVAL;
+	}
 
 	err = get_timing_param_ps(devbus, node, "devbus,badr-skew-ps",
 				 &r.badr_skew);
diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c
index d3d1cfd..e384e25 100644
--- a/drivers/pci/host/pci-mvebu.c
+++ b/drivers/pci/host/pci-mvebu.c
@@ -293,6 +293,58 @@
 	return PCIBIOS_SUCCESSFUL;
 }
 
+/*
+ * Remove windows, starting from the largest ones to the smallest
+ * ones.
+ */
+static void mvebu_pcie_del_windows(struct mvebu_pcie_port *port,
+				   phys_addr_t base, size_t size)
+{
+	while (size) {
+		size_t sz = 1 << (fls(size) - 1);
+
+		mvebu_mbus_del_window(base, sz);
+		base += sz;
+		size -= sz;
+	}
+}
+
+/*
+ * MBus windows can only have a power of two size, but PCI BARs do not
+ * have this constraint. Therefore, we have to split the PCI BAR into
+ * areas each having a power of two size. We start from the largest
+ * one (i.e highest order bit set in the size).
+ */
+static void mvebu_pcie_add_windows(struct mvebu_pcie_port *port,
+				   unsigned int target, unsigned int attribute,
+				   phys_addr_t base, size_t size,
+				   phys_addr_t remap)
+{
+	size_t size_mapped = 0;
+
+	while (size) {
+		size_t sz = 1 << (fls(size) - 1);
+		int ret;
+
+		ret = mvebu_mbus_add_window_remap_by_id(target, attribute, base,
+							sz, remap);
+		if (ret) {
+			dev_err(&port->pcie->pdev->dev,
+				"Could not create MBus window at 0x%x, size 0x%x: %d\n",
+				base, sz, ret);
+			mvebu_pcie_del_windows(port, base - size_mapped,
+					       size_mapped);
+			return;
+		}
+
+		size -= sz;
+		size_mapped += sz;
+		base += sz;
+		if (remap != MVEBU_MBUS_NO_REMAP)
+			remap += sz;
+	}
+}
+
 static void mvebu_pcie_handle_iobase_change(struct mvebu_pcie_port *port)
 {
 	phys_addr_t iobase;
@@ -304,8 +356,8 @@
 
 		/* If a window was configured, remove it */
 		if (port->iowin_base) {
-			mvebu_mbus_del_window(port->iowin_base,
-					      port->iowin_size);
+			mvebu_pcie_del_windows(port, port->iowin_base,
+					       port->iowin_size);
 			port->iowin_base = 0;
 			port->iowin_size = 0;
 		}
@@ -331,11 +383,11 @@
 	port->iowin_base = port->pcie->io.start + iobase;
 	port->iowin_size = ((0xFFF | ((port->bridge.iolimit & 0xF0) << 8) |
 			    (port->bridge.iolimitupper << 16)) -
-			    iobase);
+			    iobase) + 1;
 
-	mvebu_mbus_add_window_remap_by_id(port->io_target, port->io_attr,
-					  port->iowin_base, port->iowin_size,
-					  iobase);
+	mvebu_pcie_add_windows(port, port->io_target, port->io_attr,
+			       port->iowin_base, port->iowin_size,
+			       iobase);
 }
 
 static void mvebu_pcie_handle_membase_change(struct mvebu_pcie_port *port)
@@ -346,8 +398,8 @@
 
 		/* If a window was configured, remove it */
 		if (port->memwin_base) {
-			mvebu_mbus_del_window(port->memwin_base,
-					      port->memwin_size);
+			mvebu_pcie_del_windows(port, port->memwin_base,
+					       port->memwin_size);
 			port->memwin_base = 0;
 			port->memwin_size = 0;
 		}
@@ -364,10 +416,11 @@
 	port->memwin_base  = ((port->bridge.membase & 0xFFF0) << 16);
 	port->memwin_size  =
 		(((port->bridge.memlimit & 0xFFF0) << 16) | 0xFFFFF) -
-		port->memwin_base;
+		port->memwin_base + 1;
 
-	mvebu_mbus_add_window_by_id(port->mem_target, port->mem_attr,
-				    port->memwin_base, port->memwin_size);
+	mvebu_pcie_add_windows(port, port->mem_target, port->mem_attr,
+			       port->memwin_base, port->memwin_size,
+			       MVEBU_MBUS_NO_REMAP);
 }
 
 /*
@@ -743,14 +796,21 @@
 
 	/*
 	 * On the PCI-to-PCI bridge side, the I/O windows must have at
-	 * least a 64 KB size and be aligned on their size, and the
-	 * memory windows must have at least a 1 MB size and be
-	 * aligned on their size
+	 * least a 64 KB size and the memory windows must have at
+	 * least a 1 MB size. Moreover, MBus windows need to have a
+	 * base address aligned on their size, and their size must be
+	 * a power of two. This means that if the BAR doesn't have a
+	 * power of two size, several MBus windows will actually be
+	 * created. We need to ensure that the biggest MBus window
+	 * (which will be the first one) is aligned on its size, which
+	 * explains the rounddown_pow_of_two() being done here.
 	 */
 	if (res->flags & IORESOURCE_IO)
-		return round_up(start, max_t(resource_size_t, SZ_64K, size));
+		return round_up(start, max_t(resource_size_t, SZ_64K,
+					     rounddown_pow_of_two(size)));
 	else if (res->flags & IORESOURCE_MEM)
-		return round_up(start, max_t(resource_size_t, SZ_1M, size));
+		return round_up(start, max_t(resource_size_t, SZ_1M,
+					     rounddown_pow_of_two(size)));
 	else
 		return start;
 }
diff --git a/drivers/pnp/pnpbios/bioscalls.c b/drivers/pnp/pnpbios/bioscalls.c
index deb7f4b..438d4c7 100644
--- a/drivers/pnp/pnpbios/bioscalls.c
+++ b/drivers/pnp/pnpbios/bioscalls.c
@@ -37,7 +37,7 @@
  * kernel begins at offset 3GB...
  */
 
-asmlinkage void pnp_bios_callfunc(void);
+asmlinkage __visible void pnp_bios_callfunc(void);
 
 __asm__(".text			\n"
 	__ALIGN_STR "\n"
diff --git a/drivers/rtc/rtc-hym8563.c b/drivers/rtc/rtc-hym8563.c
index bd628a6..e5f13c4 100644
--- a/drivers/rtc/rtc-hym8563.c
+++ b/drivers/rtc/rtc-hym8563.c
@@ -569,6 +569,9 @@
 	if (IS_ERR(hym8563->rtc))
 		return PTR_ERR(hym8563->rtc);
 
+	/* the hym8563 alarm only supports a minute accuracy */
+	hym8563->rtc->uie_unsupported = 1;
+
 #ifdef CONFIG_COMMON_CLK
 	hym8563_clkout_register_clk(hym8563);
 #endif
diff --git a/drivers/xen/events/events_fifo.c b/drivers/xen/events/events_fifo.c
index 96109a9..84b4bfb 100644
--- a/drivers/xen/events/events_fifo.c
+++ b/drivers/xen/events/events_fifo.c
@@ -66,7 +66,22 @@
 static event_word_t *event_array[MAX_EVENT_ARRAY_PAGES] __read_mostly;
 static unsigned event_array_pages __read_mostly;
 
+/*
+ * sync_set_bit() and friends must be unsigned long aligned on non-x86
+ * platforms.
+ */
+#if !defined(CONFIG_X86) && BITS_PER_LONG > 32
+
+#define BM(w) (unsigned long *)((unsigned long)w & ~0x7UL)
+#define EVTCHN_FIFO_BIT(b, w) \
+    (((unsigned long)w & 0x4UL) ? (EVTCHN_FIFO_ ##b + 32) : EVTCHN_FIFO_ ##b)
+
+#else
+
 #define BM(w) ((unsigned long *)(w))
+#define EVTCHN_FIFO_BIT(b, w) EVTCHN_FIFO_ ##b
+
+#endif
 
 static inline event_word_t *event_word_from_port(unsigned port)
 {
@@ -161,33 +176,38 @@
 static void evtchn_fifo_clear_pending(unsigned port)
 {
 	event_word_t *word = event_word_from_port(port);
-	sync_clear_bit(EVTCHN_FIFO_PENDING, BM(word));
+	sync_clear_bit(EVTCHN_FIFO_BIT(PENDING, word), BM(word));
 }
 
 static void evtchn_fifo_set_pending(unsigned port)
 {
 	event_word_t *word = event_word_from_port(port);
-	sync_set_bit(EVTCHN_FIFO_PENDING, BM(word));
+	sync_set_bit(EVTCHN_FIFO_BIT(PENDING, word), BM(word));
 }
 
 static bool evtchn_fifo_is_pending(unsigned port)
 {
 	event_word_t *word = event_word_from_port(port);
-	return sync_test_bit(EVTCHN_FIFO_PENDING, BM(word));
+	return sync_test_bit(EVTCHN_FIFO_BIT(PENDING, word), BM(word));
 }
 
 static bool evtchn_fifo_test_and_set_mask(unsigned port)
 {
 	event_word_t *word = event_word_from_port(port);
-	return sync_test_and_set_bit(EVTCHN_FIFO_MASKED, BM(word));
+	return sync_test_and_set_bit(EVTCHN_FIFO_BIT(MASKED, word), BM(word));
 }
 
 static void evtchn_fifo_mask(unsigned port)
 {
 	event_word_t *word = event_word_from_port(port);
-	sync_set_bit(EVTCHN_FIFO_MASKED, BM(word));
+	sync_set_bit(EVTCHN_FIFO_BIT(MASKED, word), BM(word));
 }
 
+static bool evtchn_fifo_is_masked(unsigned port)
+{
+	event_word_t *word = event_word_from_port(port);
+	return sync_test_bit(EVTCHN_FIFO_BIT(MASKED, word), BM(word));
+}
 /*
  * Clear MASKED, spinning if BUSY is set.
  */
@@ -211,7 +231,7 @@
 	BUG_ON(!irqs_disabled());
 
 	clear_masked(word);
-	if (sync_test_bit(EVTCHN_FIFO_PENDING, BM(word))) {
+	if (evtchn_fifo_is_pending(port)) {
 		struct evtchn_unmask unmask = { .port = port };
 		(void)HYPERVISOR_event_channel_op(EVTCHNOP_unmask, &unmask);
 	}
@@ -243,7 +263,7 @@
 
 static void consume_one_event(unsigned cpu,
 			      struct evtchn_fifo_control_block *control_block,
-			      unsigned priority, uint32_t *ready)
+			      unsigned priority, unsigned long *ready)
 {
 	struct evtchn_fifo_queue *q = &per_cpu(cpu_queue, cpu);
 	uint32_t head;
@@ -273,10 +293,9 @@
 	 * copy of the ready word.
 	 */
 	if (head == 0)
-		clear_bit(priority, BM(ready));
+		clear_bit(priority, ready);
 
-	if (sync_test_bit(EVTCHN_FIFO_PENDING, BM(word))
-	    && !sync_test_bit(EVTCHN_FIFO_MASKED, BM(word)))
+	if (evtchn_fifo_is_pending(port) && !evtchn_fifo_is_masked(port))
 		handle_irq_for_port(port);
 
 	q->head[priority] = head;
@@ -285,7 +304,7 @@
 static void evtchn_fifo_handle_events(unsigned cpu)
 {
 	struct evtchn_fifo_control_block *control_block;
-	uint32_t ready;
+	unsigned long ready;
 	unsigned q;
 
 	control_block = per_cpu(cpu_control_block, cpu);
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index aadc2b6..a22d667 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -1737,6 +1737,9 @@
 	if (cifs_i->time == 0)
 		return true;
 
+	if (!cifs_sb->actimeo)
+		return true;
+
 	if (!time_in_range(jiffies, cifs_i->time,
 				cifs_i->time + cifs_sb->actimeo))
 		return true;
diff --git a/fs/nfsd/nfs4acl.c b/fs/nfsd/nfs4acl.c
index 6f3f392..b6f4601 100644
--- a/fs/nfsd/nfs4acl.c
+++ b/fs/nfsd/nfs4acl.c
@@ -402,8 +402,10 @@
 	 * by uid/gid. */
 	int i, j;
 
-	if (pacl->a_count <= 4)
-		return; /* no users or groups */
+	/* no users or groups */
+	if (!pacl || pacl->a_count <= 4)
+		return;
+
 	i = 1;
 	while (pacl->a_entries[i].e_tag == ACL_USER)
 		i++;
@@ -530,13 +532,12 @@
 
 	/*
 	 * ACLs with no ACEs are treated differently in the inheritable
-	 * and effective cases: when there are no inheritable ACEs, we
-	 * set a zero-length default posix acl:
+	 * and effective cases: when there are no inheritable ACEs,
+	 * calls ->set_acl with a NULL ACL structure.
 	 */
-	if (state->empty && (flags & NFS4_ACL_TYPE_DEFAULT)) {
-		pacl = posix_acl_alloc(0, GFP_KERNEL);
-		return pacl ? pacl : ERR_PTR(-ENOMEM);
-	}
+	if (state->empty && (flags & NFS4_ACL_TYPE_DEFAULT))
+		return NULL;
+
 	/*
 	 * When there are no effective ACEs, the following will end
 	 * up setting a 3-element effective posix ACL with all
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 3ba6597..32b699b 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1078,6 +1078,18 @@
 		return NULL;
 	}
 	clp->cl_name.len = name.len;
+	INIT_LIST_HEAD(&clp->cl_sessions);
+	idr_init(&clp->cl_stateids);
+	atomic_set(&clp->cl_refcount, 0);
+	clp->cl_cb_state = NFSD4_CB_UNKNOWN;
+	INIT_LIST_HEAD(&clp->cl_idhash);
+	INIT_LIST_HEAD(&clp->cl_openowners);
+	INIT_LIST_HEAD(&clp->cl_delegations);
+	INIT_LIST_HEAD(&clp->cl_lru);
+	INIT_LIST_HEAD(&clp->cl_callbacks);
+	INIT_LIST_HEAD(&clp->cl_revoked);
+	spin_lock_init(&clp->cl_lock);
+	rpc_init_wait_queue(&clp->cl_cb_waitq, "Backchannel slot table");
 	return clp;
 }
 
@@ -1095,6 +1107,7 @@
 		WARN_ON_ONCE(atomic_read(&ses->se_ref));
 		free_session(ses);
 	}
+	rpc_destroy_wait_queue(&clp->cl_cb_waitq);
 	free_svc_cred(&clp->cl_cred);
 	kfree(clp->cl_name.data);
 	idr_destroy(&clp->cl_stateids);
@@ -1347,7 +1360,6 @@
 	if (clp == NULL)
 		return NULL;
 
-	INIT_LIST_HEAD(&clp->cl_sessions);
 	ret = copy_cred(&clp->cl_cred, &rqstp->rq_cred);
 	if (ret) {
 		spin_lock(&nn->client_lock);
@@ -1355,20 +1367,9 @@
 		spin_unlock(&nn->client_lock);
 		return NULL;
 	}
-	idr_init(&clp->cl_stateids);
-	atomic_set(&clp->cl_refcount, 0);
-	clp->cl_cb_state = NFSD4_CB_UNKNOWN;
-	INIT_LIST_HEAD(&clp->cl_idhash);
-	INIT_LIST_HEAD(&clp->cl_openowners);
-	INIT_LIST_HEAD(&clp->cl_delegations);
-	INIT_LIST_HEAD(&clp->cl_lru);
-	INIT_LIST_HEAD(&clp->cl_callbacks);
-	INIT_LIST_HEAD(&clp->cl_revoked);
-	spin_lock_init(&clp->cl_lock);
 	nfsd4_init_callback(&clp->cl_cb_null);
 	clp->cl_time = get_seconds();
 	clear_bit(0, &clp->cl_cb_slot_busy);
-	rpc_init_wait_queue(&clp->cl_cb_waitq, "Backchannel slot table");
 	copy_verf(clp, verf);
 	rpc_copy_addr((struct sockaddr *) &clp->cl_addr, sa);
 	gen_confirm(clp);
diff --git a/include/dt-bindings/clk/at91.h b/include/dt-bindings/clock/at91.h
similarity index 100%
rename from include/dt-bindings/clk/at91.h
rename to include/dt-bindings/clock/at91.h
diff --git a/include/linux/linkage.h b/include/linux/linkage.h
index 34a513a..a6a42dd 100644
--- a/include/linux/linkage.h
+++ b/include/linux/linkage.h
@@ -12,9 +12,9 @@
 #endif
 
 #ifdef __cplusplus
-#define CPP_ASMLINKAGE extern "C" __visible
+#define CPP_ASMLINKAGE extern "C"
 #else
-#define CPP_ASMLINKAGE __visible
+#define CPP_ASMLINKAGE
 #endif
 
 #ifndef asmlinkage
diff --git a/init/main.c b/init/main.c
index 9c7fd4c..48655ce 100644
--- a/init/main.c
+++ b/init/main.c
@@ -476,7 +476,7 @@
 	vmalloc_init();
 }
 
-asmlinkage void __init start_kernel(void)
+asmlinkage __visible void __init start_kernel(void)
 {
 	char * command_line;
 	extern const struct kernel_param __start___param[], __stop___param[];
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 9fcdaa7..11a03d6 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1495,7 +1495,7 @@
 	 */
 	if (!use_task_css_set_links)
 		cgroup_enable_task_cg_lists();
-retry:
+
 	mutex_lock(&cgroup_tree_mutex);
 	mutex_lock(&cgroup_mutex);
 
@@ -1503,7 +1503,7 @@
 	ret = parse_cgroupfs_options(data, &opts);
 	if (ret)
 		goto out_unlock;
-
+retry:
 	/* look for a matching existing root */
 	if (!opts.subsys_mask && !opts.none && !opts.name) {
 		cgrp_dfl_root_visible = true;
@@ -1562,9 +1562,9 @@
 		if (!atomic_inc_not_zero(&root->cgrp.refcnt)) {
 			mutex_unlock(&cgroup_mutex);
 			mutex_unlock(&cgroup_tree_mutex);
-			kfree(opts.release_agent);
-			kfree(opts.name);
 			msleep(10);
+			mutex_lock(&cgroup_tree_mutex);
+			mutex_lock(&cgroup_mutex);
 			goto retry;
 		}
 
diff --git a/kernel/context_tracking.c b/kernel/context_tracking.c
index 6cb20d2..019d450 100644
--- a/kernel/context_tracking.c
+++ b/kernel/context_tracking.c
@@ -120,7 +120,7 @@
  * instead of preempt_schedule() to exit user context if needed before
  * calling the scheduler.
  */
-asmlinkage void __sched notrace preempt_schedule_context(void)
+asmlinkage __visible void __sched notrace preempt_schedule_context(void)
 {
 	enum ctx_state prev_ctx;
 
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index b0e9467..d24e433 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -4188,7 +4188,7 @@
 }
 EXPORT_SYMBOL_GPL(debug_show_held_locks);
 
-asmlinkage void lockdep_sys_exit(void)
+asmlinkage __visible void lockdep_sys_exit(void)
 {
 	struct task_struct *curr = current;
 
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index 18fb7a2..1ea328a 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -1586,7 +1586,7 @@
 	return -ENOMEM;
 }
 
-asmlinkage int swsusp_save(void)
+asmlinkage __visible int swsusp_save(void)
 {
 	unsigned int nr_pages, nr_highmem;
 
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index a45b509..7228258 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -1674,7 +1674,7 @@
  *
  * See the vsnprintf() documentation for format string extensions over C99.
  */
-asmlinkage int printk(const char *fmt, ...)
+asmlinkage __visible int printk(const char *fmt, ...)
 {
 	va_list args;
 	int r;
@@ -1737,7 +1737,7 @@
 	}
 }
 
-asmlinkage void early_printk(const char *fmt, ...)
+asmlinkage __visible void early_printk(const char *fmt, ...)
 {
 	va_list ap;
 
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 268a45e..d9d8ece 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -2192,7 +2192,7 @@
  * schedule_tail - first thing a freshly forked thread must call.
  * @prev: the thread we just switched away from.
  */
-asmlinkage void schedule_tail(struct task_struct *prev)
+asmlinkage __visible void schedule_tail(struct task_struct *prev)
 	__releases(rq->lock)
 {
 	struct rq *rq = this_rq();
@@ -2741,7 +2741,7 @@
 		blk_schedule_flush_plug(tsk);
 }
 
-asmlinkage void __sched schedule(void)
+asmlinkage __visible void __sched schedule(void)
 {
 	struct task_struct *tsk = current;
 
@@ -2751,7 +2751,7 @@
 EXPORT_SYMBOL(schedule);
 
 #ifdef CONFIG_CONTEXT_TRACKING
-asmlinkage void __sched schedule_user(void)
+asmlinkage __visible void __sched schedule_user(void)
 {
 	/*
 	 * If we come here after a random call to set_need_resched(),
@@ -2783,7 +2783,7 @@
  * off of preempt_enable. Kernel preemptions off return from interrupt
  * occur there and call schedule directly.
  */
-asmlinkage void __sched notrace preempt_schedule(void)
+asmlinkage __visible void __sched notrace preempt_schedule(void)
 {
 	/*
 	 * If there is a non-zero preempt_count or interrupts are disabled,
@@ -2813,7 +2813,7 @@
  * Note, that this is called and return with irqs disabled. This will
  * protect us against recursive calling from irq.
  */
-asmlinkage void __sched preempt_schedule_irq(void)
+asmlinkage __visible void __sched preempt_schedule_irq(void)
 {
 	enum ctx_state prev_state;
 
diff --git a/kernel/softirq.c b/kernel/softirq.c
index 33e4648..92f24f5 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -223,7 +223,7 @@
 static inline void lockdep_softirq_end(bool in_hardirq) { }
 #endif
 
-asmlinkage void __do_softirq(void)
+asmlinkage __visible void __do_softirq(void)
 {
 	unsigned long end = jiffies + MAX_SOFTIRQ_TIME;
 	unsigned long old_flags = current->flags;
@@ -299,7 +299,7 @@
 	tsk_restore_flags(current, old_flags, PF_MEMALLOC);
 }
 
-asmlinkage void do_softirq(void)
+asmlinkage __visible void do_softirq(void)
 {
 	__u32 pending;
 	unsigned long flags;
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 0ee63af..8edc871 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -1916,6 +1916,12 @@
 
 	/* mayday mayday mayday */
 	if (list_empty(&pwq->mayday_node)) {
+		/*
+		 * If @pwq is for an unbound wq, its base ref may be put at
+		 * any time due to an attribute change.  Pin @pwq until the
+		 * rescuer is done with it.
+		 */
+		get_pwq(pwq);
 		list_add_tail(&pwq->mayday_node, &wq->maydays);
 		wake_up_process(wq->rescuer->task);
 	}
@@ -2398,6 +2404,7 @@
 	struct worker *rescuer = __rescuer;
 	struct workqueue_struct *wq = rescuer->rescue_wq;
 	struct list_head *scheduled = &rescuer->scheduled;
+	bool should_stop;
 
 	set_user_nice(current, RESCUER_NICE_LEVEL);
 
@@ -2409,11 +2416,15 @@
 repeat:
 	set_current_state(TASK_INTERRUPTIBLE);
 
-	if (kthread_should_stop()) {
-		__set_current_state(TASK_RUNNING);
-		rescuer->task->flags &= ~PF_WQ_WORKER;
-		return 0;
-	}
+	/*
+	 * By the time the rescuer is requested to stop, the workqueue
+	 * shouldn't have any work pending, but @wq->maydays may still have
+	 * pwq(s) queued.  This can happen by non-rescuer workers consuming
+	 * all the work items before the rescuer got to them.  Go through
+	 * @wq->maydays processing before acting on should_stop so that the
+	 * list is always empty on exit.
+	 */
+	should_stop = kthread_should_stop();
 
 	/* see whether any pwq is asking for help */
 	spin_lock_irq(&wq_mayday_lock);
@@ -2445,6 +2456,12 @@
 		process_scheduled_works(rescuer);
 
 		/*
+		 * Put the reference grabbed by send_mayday().  @pool won't
+		 * go away while we're holding its lock.
+		 */
+		put_pwq(pwq);
+
+		/*
 		 * Leave this pool.  If keep_working() is %true, notify a
 		 * regular worker; otherwise, we end up with 0 concurrency
 		 * and stalling the execution.
@@ -2459,6 +2476,12 @@
 
 	spin_unlock_irq(&wq_mayday_lock);
 
+	if (should_stop) {
+		__set_current_state(TASK_RUNNING);
+		rescuer->task->flags &= ~PF_WQ_WORKER;
+		return 0;
+	}
+
 	/* rescuers should never participate in concurrency management */
 	WARN_ON_ONCE(!(rescuer->flags & WORKER_NOT_RUNNING));
 	schedule();
@@ -4100,7 +4123,8 @@
 	if (!pwq) {
 		pr_warning("workqueue: allocation failed while updating NUMA affinity of \"%s\"\n",
 			   wq->name);
-		goto out_unlock;
+		mutex_lock(&wq->mutex);
+		goto use_dfl_pwq;
 	}
 
 	/*
diff --git a/lib/dump_stack.c b/lib/dump_stack.c
index f23b63f..6745c62 100644
--- a/lib/dump_stack.c
+++ b/lib/dump_stack.c
@@ -23,7 +23,7 @@
 #ifdef CONFIG_SMP
 static atomic_t dump_lock = ATOMIC_INIT(-1);
 
-asmlinkage void dump_stack(void)
+asmlinkage __visible void dump_stack(void)
 {
 	int was_locked;
 	int old;
@@ -55,7 +55,7 @@
 	preempt_enable();
 }
 #else
-asmlinkage void dump_stack(void)
+asmlinkage __visible void dump_stack(void)
 {
 	__dump_stack();
 }
diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index 91d67ea..8d2fcdf 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -1775,10 +1775,9 @@
 	int i;
 	unsigned long flags;
 
-	kmemleak_early_log = 0;
-
 #ifdef CONFIG_DEBUG_KMEMLEAK_DEFAULT_OFF
 	if (!kmemleak_skip_disable) {
+		kmemleak_early_log = 0;
 		kmemleak_disable();
 		return;
 	}
@@ -1796,6 +1795,7 @@
 
 	/* the kernel is still in UP mode, so disabling the IRQs is enough */
 	local_irq_save(flags);
+	kmemleak_early_log = 0;
 	if (kmemleak_error) {
 		local_irq_restore(flags);
 		return;
diff --git a/mm/mremap.c b/mm/mremap.c
index 0843feb..05f1180 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -194,10 +194,17 @@
 			break;
 		if (pmd_trans_huge(*old_pmd)) {
 			int err = 0;
-			if (extent == HPAGE_PMD_SIZE)
+			if (extent == HPAGE_PMD_SIZE) {
+				VM_BUG_ON(vma->vm_file || !vma->anon_vma);
+				/* See comment in move_ptes() */
+				if (need_rmap_locks)
+					anon_vma_lock_write(vma->anon_vma);
 				err = move_huge_pmd(vma, new_vma, old_addr,
 						    new_addr, old_end,
 						    old_pmd, new_pmd);
+				if (need_rmap_locks)
+					anon_vma_unlock_write(vma->anon_vma);
+			}
 			if (err > 0) {
 				need_flush = true;
 				continue;
diff --git a/mm/percpu.c b/mm/percpu.c
index 63e24fb..2ddf9a9 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -610,7 +610,7 @@
 	chunk->map = pcpu_mem_zalloc(PCPU_DFL_MAP_ALLOC *
 						sizeof(chunk->map[0]));
 	if (!chunk->map) {
-		kfree(chunk);
+		pcpu_mem_free(chunk, pcpu_chunk_struct_size);
 		return NULL;
 	}
 
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index 8365909..9134dbf 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -306,57 +306,138 @@
 }
 
 /**
- * may_access - verifies if a new exception is part of what is allowed
- *		by a dev cgroup based on the default policy +
- *		exceptions. This is used to make sure a child cgroup
- *		won't have more privileges than its parent or to
- *		verify if a certain access is allowed.
- * @dev_cgroup: dev cgroup to be tested against
- * @refex: new exception
- * @behavior: behavior of the exception
+ * match_exception	- iterates the exception list trying to find a complete match
+ * @exceptions: list of exceptions
+ * @type: device type (DEV_BLOCK or DEV_CHAR)
+ * @major: device file major number, ~0 to match all
+ * @minor: device file minor number, ~0 to match all
+ * @access: permission mask (ACC_READ, ACC_WRITE, ACC_MKNOD)
+ *
+ * It is considered a complete match if an exception is found that will
+ * contain the entire range of provided parameters.
+ *
+ * Return: true in case it matches an exception completely
  */
-static bool may_access(struct dev_cgroup *dev_cgroup,
-		       struct dev_exception_item *refex,
-		       enum devcg_behavior behavior)
+static bool match_exception(struct list_head *exceptions, short type,
+			    u32 major, u32 minor, short access)
 {
 	struct dev_exception_item *ex;
+
+	list_for_each_entry_rcu(ex, exceptions, list) {
+		if ((type & DEV_BLOCK) && !(ex->type & DEV_BLOCK))
+			continue;
+		if ((type & DEV_CHAR) && !(ex->type & DEV_CHAR))
+			continue;
+		if (ex->major != ~0 && ex->major != major)
+			continue;
+		if (ex->minor != ~0 && ex->minor != minor)
+			continue;
+		/* provided access cannot have more than the exception rule */
+		if (access & (~ex->access))
+			continue;
+		return true;
+	}
+	return false;
+}
+
+/**
+ * match_exception_partial - iterates the exception list trying to find a partial match
+ * @exceptions: list of exceptions
+ * @type: device type (DEV_BLOCK or DEV_CHAR)
+ * @major: device file major number, ~0 to match all
+ * @minor: device file minor number, ~0 to match all
+ * @access: permission mask (ACC_READ, ACC_WRITE, ACC_MKNOD)
+ *
+ * It is considered a partial match if an exception's range is found to
+ * contain *any* of the devices specified by provided parameters. This is
+ * used to make sure no extra access is being granted that is forbidden by
+ * any of the exception list.
+ *
+ * Return: true in case the provided range mat matches an exception completely
+ */
+static bool match_exception_partial(struct list_head *exceptions, short type,
+				    u32 major, u32 minor, short access)
+{
+	struct dev_exception_item *ex;
+
+	list_for_each_entry_rcu(ex, exceptions, list) {
+		if ((type & DEV_BLOCK) && !(ex->type & DEV_BLOCK))
+			continue;
+		if ((type & DEV_CHAR) && !(ex->type & DEV_CHAR))
+			continue;
+		/*
+		 * We must be sure that both the exception and the provided
+		 * range aren't masking all devices
+		 */
+		if (ex->major != ~0 && major != ~0 && ex->major != major)
+			continue;
+		if (ex->minor != ~0 && minor != ~0 && ex->minor != minor)
+			continue;
+		/*
+		 * In order to make sure the provided range isn't matching
+		 * an exception, all its access bits shouldn't match the
+		 * exception's access bits
+		 */
+		if (!(access & ex->access))
+			continue;
+		return true;
+	}
+	return false;
+}
+
+/**
+ * verify_new_ex - verifies if a new exception is allowed by parent cgroup's permissions
+ * @dev_cgroup: dev cgroup to be tested against
+ * @refex: new exception
+ * @behavior: behavior of the exception's dev_cgroup
+ *
+ * This is used to make sure a child cgroup won't have more privileges
+ * than its parent
+ */
+static bool verify_new_ex(struct dev_cgroup *dev_cgroup,
+		          struct dev_exception_item *refex,
+		          enum devcg_behavior behavior)
+{
 	bool match = false;
 
 	rcu_lockdep_assert(rcu_read_lock_held() ||
 			   lockdep_is_held(&devcgroup_mutex),
-			   "device_cgroup::may_access() called without proper synchronization");
-
-	list_for_each_entry_rcu(ex, &dev_cgroup->exceptions, list) {
-		if ((refex->type & DEV_BLOCK) && !(ex->type & DEV_BLOCK))
-			continue;
-		if ((refex->type & DEV_CHAR) && !(ex->type & DEV_CHAR))
-			continue;
-		if (ex->major != ~0 && ex->major != refex->major)
-			continue;
-		if (ex->minor != ~0 && ex->minor != refex->minor)
-			continue;
-		if (refex->access & (~ex->access))
-			continue;
-		match = true;
-		break;
-	}
+			   "device_cgroup:verify_new_ex called without proper synchronization");
 
 	if (dev_cgroup->behavior == DEVCG_DEFAULT_ALLOW) {
 		if (behavior == DEVCG_DEFAULT_ALLOW) {
-			/* the exception will deny access to certain devices */
+			/*
+			 * new exception in the child doesn't matter, only
+			 * adding extra restrictions
+			 */ 
 			return true;
 		} else {
-			/* the exception will allow access to certain devices */
+			/*
+			 * new exception in the child will add more devices
+			 * that can be acessed, so it can't match any of
+			 * parent's exceptions, even slightly
+			 */ 
+			match = match_exception_partial(&dev_cgroup->exceptions,
+							refex->type,
+							refex->major,
+							refex->minor,
+							refex->access);
+
 			if (match)
-				/*
-				 * a new exception allowing access shouldn't
-				 * match an parent's exception
-				 */
 				return false;
 			return true;
 		}
 	} else {
-		/* only behavior == DEVCG_DEFAULT_DENY allowed here */
+		/*
+		 * Only behavior == DEVCG_DEFAULT_DENY allowed here, therefore
+		 * the new exception will add access to more devices and must
+		 * be contained completely in an parent's exception to be
+		 * allowed
+		 */
+		match = match_exception(&dev_cgroup->exceptions, refex->type,
+					refex->major, refex->minor,
+					refex->access);
+
 		if (match)
 			/* parent has an exception that matches the proposed */
 			return true;
@@ -378,7 +459,38 @@
 
 	if (!parent)
 		return 1;
-	return may_access(parent, ex, childcg->behavior);
+	return verify_new_ex(parent, ex, childcg->behavior);
+}
+
+/**
+ * parent_allows_removal - verify if it's ok to remove an exception
+ * @childcg: child cgroup from where the exception will be removed
+ * @ex: exception being removed
+ *
+ * When removing an exception in cgroups with default ALLOW policy, it must
+ * be checked if removing it will give the child cgroup more access than the
+ * parent.
+ *
+ * Return: true if it's ok to remove exception, false otherwise
+ */
+static bool parent_allows_removal(struct dev_cgroup *childcg,
+				  struct dev_exception_item *ex)
+{
+	struct dev_cgroup *parent = css_to_devcgroup(css_parent(&childcg->css));
+
+	if (!parent)
+		return true;
+
+	/* It's always allowed to remove access to devices */
+	if (childcg->behavior == DEVCG_DEFAULT_DENY)
+		return true;
+
+	/*
+	 * Make sure you're not removing part or a whole exception existing in
+	 * the parent cgroup
+	 */
+	return !match_exception_partial(&parent->exceptions, ex->type,
+					ex->major, ex->minor, ex->access);
 }
 
 /**
@@ -616,17 +728,21 @@
 
 	switch (filetype) {
 	case DEVCG_ALLOW:
-		if (!parent_has_perm(devcgroup, &ex))
-			return -EPERM;
 		/*
 		 * If the default policy is to allow by default, try to remove
 		 * an matching exception instead. And be silent about it: we
 		 * don't want to break compatibility
 		 */
 		if (devcgroup->behavior == DEVCG_DEFAULT_ALLOW) {
+			/* Check if the parent allows removing it first */
+			if (!parent_allows_removal(devcgroup, &ex))
+				return -EPERM;
 			dev_exception_rm(devcgroup, &ex);
-			return 0;
+			break;
 		}
+
+		if (!parent_has_perm(devcgroup, &ex))
+			return -EPERM;
 		rc = dev_exception_add(devcgroup, &ex);
 		break;
 	case DEVCG_DENY:
@@ -704,18 +820,18 @@
 				        short access)
 {
 	struct dev_cgroup *dev_cgroup;
-	struct dev_exception_item ex;
-	int rc;
-
-	memset(&ex, 0, sizeof(ex));
-	ex.type = type;
-	ex.major = major;
-	ex.minor = minor;
-	ex.access = access;
+	bool rc;
 
 	rcu_read_lock();
 	dev_cgroup = task_devcgroup(current);
-	rc = may_access(dev_cgroup, &ex, dev_cgroup->behavior);
+	if (dev_cgroup->behavior == DEVCG_DEFAULT_ALLOW)
+		/* Can't match any of the exceptions, even partially */
+		rc = !match_exception_partial(&dev_cgroup->exceptions,
+					      type, major, minor, access);
+	else
+		/* Need to match completely one exception to be allowed */
+		rc = match_exception(&dev_cgroup->exceptions, type, major,
+				     minor, access);
 	rcu_read_unlock();
 
 	if (!rc)