commit:     58e7c3a053a0e6b0a9836db809f579db10b9f883
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Sun May 17 15:54:56 2015 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Sun May 17 15:54:56 2015 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=58e7c3a0

Linux patch 4.0.4

 0000_README            |    4 +
 1003_linux-4.0.4.patch | 2713 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 2717 insertions(+)

diff --git a/0000_README b/0000_README
index b11f028..3bcb0f8 100644
--- a/0000_README
+++ b/0000_README
@@ -55,6 +55,10 @@ Patch:  1002_linux-4.0.3.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.0.3
 
+Patch:  1003_linux-4.0.4.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.0.4
+
 Patch:  1500_XATTR_USER_PREFIX.patch
 From:   https://bugs.gentoo.org/show_bug.cgi?id=470644
 Desc:   Support for namespace user.pax.* on tmpfs.

diff --git a/1003_linux-4.0.4.patch b/1003_linux-4.0.4.patch
new file mode 100644
index 0000000..e5c793a
--- /dev/null
+++ b/1003_linux-4.0.4.patch
@@ -0,0 +1,2713 @@
+diff --git a/Documentation/devicetree/bindings/dma/fsl-mxs-dma.txt 
b/Documentation/devicetree/bindings/dma/fsl-mxs-dma.txt
+index a4873e5e3e36..e30e184f50c7 100644
+--- a/Documentation/devicetree/bindings/dma/fsl-mxs-dma.txt
++++ b/Documentation/devicetree/bindings/dma/fsl-mxs-dma.txt
+@@ -38,7 +38,7 @@ dma_apbx: dma-apbx@80024000 {
+                     80 81 68 69
+                     70 71 72 73
+                     74 75 76 77>;
+-      interrupt-names = "auart4-rx", "aurat4-tx", "spdif-tx", "empty",
++      interrupt-names = "auart4-rx", "auart4-tx", "spdif-tx", "empty",
+                         "saif0", "saif1", "i2c0", "i2c1",
+                         "auart0-rx", "auart0-tx", "auart1-rx", "auart1-tx",
+                         "auart2-rx", "auart2-tx", "auart3-rx", "auart3-tx";
+diff --git a/Makefile b/Makefile
+index dc9f43a019d6..3d16bcc87585 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 0
+-SUBLEVEL = 3
++SUBLEVEL = 4
+ EXTRAVERSION =
+ NAME = Hurr durr I'ma sheep
+ 
+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 0c76d9f05fd0..f4838ebd918b 100644
+--- a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
++++ b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
+@@ -105,6 +105,10 @@
+               };
+ 
+               internal-regs {
++                      rtc@10300 {
++                              /* No crystal connected to the internal RTC */
++                              status = "disabled";
++                      };
+                       serial@12000 {
+                               status = "okay";
+                       };
+diff --git a/arch/arm/boot/dts/imx23-olinuxino.dts 
b/arch/arm/boot/dts/imx23-olinuxino.dts
+index 7e6eef2488e8..82045398bf1f 100644
+--- a/arch/arm/boot/dts/imx23-olinuxino.dts
++++ b/arch/arm/boot/dts/imx23-olinuxino.dts
+@@ -12,6 +12,7 @@
+  */
+ 
+ /dts-v1/;
++#include <dt-bindings/gpio/gpio.h>
+ #include "imx23.dtsi"
+ 
+ / {
+@@ -93,6 +94,7 @@
+ 
+       ahb@80080000 {
+               usb0: usb@80080000 {
++                      dr_mode = "host";
+                       vbus-supply = <&reg_usb0_vbus>;
+                       status = "okay";
+               };
+@@ -122,7 +124,7 @@
+ 
+               user {
+                       label = "green";
+-                      gpios = <&gpio2 1 1>;
++                      gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
+               };
+       };
+ };
+diff --git a/arch/arm/boot/dts/imx25.dtsi b/arch/arm/boot/dts/imx25.dtsi
+index e4d3aecc4ed2..677f81d9dcd5 100644
+--- a/arch/arm/boot/dts/imx25.dtsi
++++ b/arch/arm/boot/dts/imx25.dtsi
+@@ -428,6 +428,7 @@
+ 
+                       pwm4: pwm@53fc8000 {
+                               compatible = "fsl,imx25-pwm", "fsl,imx27-pwm";
++                              #pwm-cells = <2>;
+                               reg = <0x53fc8000 0x4000>;
+                               clocks = <&clks 108>, <&clks 52>;
+                               clock-names = "ipg", "per";
+diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
+index 47f68ac868d4..5ed245a3f9ac 100644
+--- a/arch/arm/boot/dts/imx28.dtsi
++++ b/arch/arm/boot/dts/imx28.dtsi
+@@ -900,7 +900,7 @@
+                                             80 81 68 69
+                                             70 71 72 73
+                                             74 75 76 77>;
+-                              interrupt-names = "auart4-rx", "aurat4-tx", 
"spdif-tx", "empty",
++                              interrupt-names = "auart4-rx", "auart4-tx", 
"spdif-tx", "empty",
+                                                 "saif0", "saif1", "i2c0", 
"i2c1",
+                                                 "auart0-rx", "auart0-tx", 
"auart1-rx", "auart1-tx",
+                                                 "auart2-rx", "auart2-tx", 
"auart3-rx", "auart3-tx";
+diff --git a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi 
b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
+index 19cc269a08d4..1ce6133b67f5 100644
+--- a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
++++ b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
+@@ -31,6 +31,7 @@
+                       regulator-min-microvolt = <5000000>;
+                       regulator-max-microvolt = <5000000>;
+                       gpio = <&gpio4 15 0>;
++                      enable-active-high;
+               };
+ 
+               reg_usb_h1_vbus: regulator@1 {
+@@ -40,6 +41,7 @@
+                       regulator-min-microvolt = <5000000>;
+                       regulator-max-microvolt = <5000000>;
+                       gpio = <&gpio1 0 0>;
++                      enable-active-high;
+               };
+       };
+ 
+diff --git a/arch/arm/boot/dts/omap3-n900.dts 
b/arch/arm/boot/dts/omap3-n900.dts
+index db80f9d376fa..9c8bdf2c93a1 100644
+--- a/arch/arm/boot/dts/omap3-n900.dts
++++ b/arch/arm/boot/dts/omap3-n900.dts
+@@ -484,6 +484,8 @@
+               DRVDD-supply = <&vmmc2>;
+               IOVDD-supply = <&vio>;
+               DVDD-supply = <&vio>;
++
++              ai3x-micbias-vg = <1>;
+       };
+ 
+       tlv320aic3x_aux: tlv320aic3x@19 {
+@@ -495,6 +497,8 @@
+               DRVDD-supply = <&vmmc2>;
+               IOVDD-supply = <&vio>;
+               DVDD-supply = <&vio>;
++
++              ai3x-micbias-vg = <2>;
+       };
+ 
+       tsl2563: tsl2563@29 {
+diff --git a/arch/arm/boot/dts/ste-dbx5x0.dtsi 
b/arch/arm/boot/dts/ste-dbx5x0.dtsi
+index bfd3f1c734b8..2201cd5da3bb 100644
+--- a/arch/arm/boot/dts/ste-dbx5x0.dtsi
++++ b/arch/arm/boot/dts/ste-dbx5x0.dtsi
+@@ -1017,23 +1017,6 @@
+                       status = "disabled";
+               };
+ 
+-              vmmci: regulator-gpio {
+-                      compatible = "regulator-gpio";
+-
+-                      regulator-min-microvolt = <1800000>;
+-                      regulator-max-microvolt = <2900000>;
+-                      regulator-name = "mmci-reg";
+-                      regulator-type = "voltage";
+-
+-                      startup-delay-us = <100>;
+-                      enable-active-high;
+-
+-                      states = <1800000 0x1
+-                                2900000 0x0>;
+-
+-                      status = "disabled";
+-              };
+-
+               mcde@a0350000 {
+                       compatible = "stericsson,mcde";
+                       reg = <0xa0350000 0x1000>, /* MCDE */
+diff --git a/arch/arm/boot/dts/ste-href.dtsi b/arch/arm/boot/dts/ste-href.dtsi
+index bf8f0eddc2c0..744c1e3a744d 100644
+--- a/arch/arm/boot/dts/ste-href.dtsi
++++ b/arch/arm/boot/dts/ste-href.dtsi
+@@ -111,6 +111,21 @@
+                       pinctrl-1 = <&i2c3_sleep_mode>;
+               };
+ 
++              vmmci: regulator-gpio {
++                      compatible = "regulator-gpio";
++
++                      regulator-min-microvolt = <1800000>;
++                      regulator-max-microvolt = <2900000>;
++                      regulator-name = "mmci-reg";
++                      regulator-type = "voltage";
++
++                      startup-delay-us = <100>;
++                      enable-active-high;
++
++                      states = <1800000 0x1
++                                2900000 0x0>;
++              };
++
+               // External Micro SD slot
+               sdi0_per1@80126000 {
+                       arm,primecell-periphid = <0x10480180>;
+diff --git a/arch/arm/boot/dts/ste-snowball.dts 
b/arch/arm/boot/dts/ste-snowball.dts
+index 206826a855c0..1bc84ebdccaa 100644
+--- a/arch/arm/boot/dts/ste-snowball.dts
++++ b/arch/arm/boot/dts/ste-snowball.dts
+@@ -146,8 +146,21 @@
+               };
+ 
+               vmmci: regulator-gpio {
++                      compatible = "regulator-gpio";
++
+                       gpios = <&gpio7 4 0x4>;
+                       enable-gpio = <&gpio6 25 0x4>;
++
++                      regulator-min-microvolt = <1800000>;
++                      regulator-max-microvolt = <2900000>;
++                      regulator-name = "mmci-reg";
++                      regulator-type = "voltage";
++
++                      startup-delay-us = <100>;
++                      enable-active-high;
++
++                      states = <1800000 0x1
++                                2900000 0x0>;
+               };
+ 
+               // External Micro SD slot
+diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
+index 902397dd1000..1c1cdfa566ac 100644
+--- a/arch/arm/kernel/Makefile
++++ b/arch/arm/kernel/Makefile
+@@ -86,7 +86,7 @@ obj-$(CONFIG_EARLY_PRINTK)   += early_printk.o
+ 
+ obj-$(CONFIG_ARM_VIRT_EXT)    += hyp-stub.o
+ ifeq ($(CONFIG_ARM_PSCI),y)
+-obj-y                         += psci.o
++obj-y                         += psci.o psci-call.o
+ obj-$(CONFIG_SMP)             += psci_smp.o
+ endif
+ 
+diff --git a/arch/arm/kernel/psci-call.S b/arch/arm/kernel/psci-call.S
+new file mode 100644
+index 000000000000..a78e9e1e206d
+--- /dev/null
++++ b/arch/arm/kernel/psci-call.S
+@@ -0,0 +1,31 @@
++/*
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License version 2 as
++ * published by the Free Software Foundation.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
++ * GNU General Public License for more details.
++ *
++ * Copyright (C) 2015 ARM Limited
++ *
++ * Author: Mark Rutland <[email protected]>
++ */
++
++#include <linux/linkage.h>
++
++#include <asm/opcodes-sec.h>
++#include <asm/opcodes-virt.h>
++
++/* int __invoke_psci_fn_hvc(u32 function_id, u32 arg0, u32 arg1, u32 arg2) */
++ENTRY(__invoke_psci_fn_hvc)
++      __HVC(0)
++      bx      lr
++ENDPROC(__invoke_psci_fn_hvc)
++
++/* int __invoke_psci_fn_smc(u32 function_id, u32 arg0, u32 arg1, u32 arg2) */
++ENTRY(__invoke_psci_fn_smc)
++      __SMC(0)
++      bx      lr
++ENDPROC(__invoke_psci_fn_smc)
+diff --git a/arch/arm/kernel/psci.c b/arch/arm/kernel/psci.c
+index f73891b6b730..f90fdf4ce7c7 100644
+--- a/arch/arm/kernel/psci.c
++++ b/arch/arm/kernel/psci.c
+@@ -23,8 +23,6 @@
+ 
+ #include <asm/compiler.h>
+ #include <asm/errno.h>
+-#include <asm/opcodes-sec.h>
+-#include <asm/opcodes-virt.h>
+ #include <asm/psci.h>
+ #include <asm/system_misc.h>
+ 
+@@ -33,6 +31,9 @@ struct psci_operations psci_ops;
+ static int (*invoke_psci_fn)(u32, u32, u32, u32);
+ typedef int (*psci_initcall_t)(const struct device_node *);
+ 
++asmlinkage int __invoke_psci_fn_hvc(u32, u32, u32, u32);
++asmlinkage int __invoke_psci_fn_smc(u32, u32, u32, u32);
++
+ enum psci_function {
+       PSCI_FN_CPU_SUSPEND,
+       PSCI_FN_CPU_ON,
+@@ -71,40 +72,6 @@ static u32 psci_power_state_pack(struct psci_power_state 
state)
+                & PSCI_0_2_POWER_STATE_AFFL_MASK);
+ }
+ 
+-/*
+- * The following two functions are invoked via the invoke_psci_fn pointer
+- * and will not be inlined, allowing us to piggyback on the AAPCS.
+- */
+-static noinline int __invoke_psci_fn_hvc(u32 function_id, u32 arg0, u32 arg1,
+-                                       u32 arg2)
+-{
+-      asm volatile(
+-                      __asmeq("%0", "r0")
+-                      __asmeq("%1", "r1")
+-                      __asmeq("%2", "r2")
+-                      __asmeq("%3", "r3")
+-                      __HVC(0)
+-              : "+r" (function_id)
+-              : "r" (arg0), "r" (arg1), "r" (arg2));
+-
+-      return function_id;
+-}
+-
+-static noinline int __invoke_psci_fn_smc(u32 function_id, u32 arg0, u32 arg1,
+-                                       u32 arg2)
+-{
+-      asm volatile(
+-                      __asmeq("%0", "r0")
+-                      __asmeq("%1", "r1")
+-                      __asmeq("%2", "r2")
+-                      __asmeq("%3", "r3")
+-                      __SMC(0)
+-              : "+r" (function_id)
+-              : "r" (arg0), "r" (arg1), "r" (arg2));
+-
+-      return function_id;
+-}
+-
+ static int psci_get_version(void)
+ {
+       int err;
+diff --git a/arch/arm/mach-omap2/prm-regbits-34xx.h 
b/arch/arm/mach-omap2/prm-regbits-34xx.h
+index cbefbd7cfdb5..661d753df584 100644
+--- a/arch/arm/mach-omap2/prm-regbits-34xx.h
++++ b/arch/arm/mach-omap2/prm-regbits-34xx.h
+@@ -112,6 +112,7 @@
+ #define OMAP3430_VC_CMD_ONLP_SHIFT                    16
+ #define OMAP3430_VC_CMD_RET_SHIFT                     8
+ #define OMAP3430_VC_CMD_OFF_SHIFT                     0
++#define OMAP3430_SREN_MASK                            (1 << 4)
+ #define OMAP3430_HSEN_MASK                            (1 << 3)
+ #define OMAP3430_MCODE_MASK                           (0x7 << 0)
+ #define OMAP3430_VALID_MASK                           (1 << 24)
+diff --git a/arch/arm/mach-omap2/prm-regbits-44xx.h 
b/arch/arm/mach-omap2/prm-regbits-44xx.h
+index b1c7a33e00e7..e794828dee55 100644
+--- a/arch/arm/mach-omap2/prm-regbits-44xx.h
++++ b/arch/arm/mach-omap2/prm-regbits-44xx.h
+@@ -35,6 +35,7 @@
+ #define OMAP4430_GLOBAL_WARM_SW_RST_SHIFT                             1
+ #define OMAP4430_GLOBAL_WUEN_MASK                                     (1 << 
16)
+ #define OMAP4430_HSMCODE_MASK                                         (0x7 << 
0)
++#define OMAP4430_SRMODEEN_MASK                                                
(1 << 4)
+ #define OMAP4430_HSMODEEN_MASK                                                
(1 << 3)
+ #define OMAP4430_HSSCLL_SHIFT                                         24
+ #define OMAP4430_ICEPICK_RST_SHIFT                                    9
+diff --git a/arch/arm/mach-omap2/vc.c b/arch/arm/mach-omap2/vc.c
+index be9ef834fa81..076fd20d7e5a 100644
+--- a/arch/arm/mach-omap2/vc.c
++++ b/arch/arm/mach-omap2/vc.c
+@@ -316,7 +316,8 @@ static void __init omap3_vc_init_pmic_signaling(struct 
voltagedomain *voltdm)
+        * idle. And we can also scale voltages to zero for off-idle.
+        * Note that no actual voltage scaling during off-idle will
+        * happen unless the board specific twl4030 PMIC scripts are
+-       * loaded.
++       * loaded. See also omap_vc_i2c_init for comments regarding
++       * erratum i531.
+        */
+       val = voltdm->read(OMAP3_PRM_VOLTCTRL_OFFSET);
+       if (!(val & OMAP3430_PRM_VOLTCTRL_SEL_OFF)) {
+@@ -704,9 +705,16 @@ static void __init omap_vc_i2c_init(struct voltagedomain 
*voltdm)
+               return;
+       }
+ 
++      /*
++       * Note that for omap3 OMAP3430_SREN_MASK clears SREN to work around
++       * erratum i531 "Extra Power Consumed When Repeated Start Operation
++       * Mode Is Enabled on I2C Interface Dedicated for Smart Reflex (I2C4)".
++       * Otherwise I2C4 eventually leads into about 23mW extra power being
++       * consumed even during off idle using VMODE.
++       */
+       i2c_high_speed = voltdm->pmic->i2c_high_speed;
+       if (i2c_high_speed)
+-              voltdm->rmw(vc->common->i2c_cfg_hsen_mask,
++              voltdm->rmw(vc->common->i2c_cfg_clear_mask,
+                           vc->common->i2c_cfg_hsen_mask,
+                           vc->common->i2c_cfg_reg);
+ 
+diff --git a/arch/arm/mach-omap2/vc.h b/arch/arm/mach-omap2/vc.h
+index cdbdd78e755e..89b83b7ff3ec 100644
+--- a/arch/arm/mach-omap2/vc.h
++++ b/arch/arm/mach-omap2/vc.h
+@@ -34,6 +34,7 @@ struct voltagedomain;
+  * @cmd_ret_shift: RET field shift in PRM_VC_CMD_VAL_* register
+  * @cmd_off_shift: OFF field shift in PRM_VC_CMD_VAL_* register
+  * @i2c_cfg_reg: I2C configuration register offset
++ * @i2c_cfg_clear_mask: high-speed mode bit clear mask in I2C config register
+  * @i2c_cfg_hsen_mask: high-speed mode bit field mask in I2C config register
+  * @i2c_mcode_mask: MCODE field mask for I2C config register
+  *
+@@ -52,6 +53,7 @@ struct omap_vc_common {
+       u8 cmd_ret_shift;
+       u8 cmd_off_shift;
+       u8 i2c_cfg_reg;
++      u8 i2c_cfg_clear_mask;
+       u8 i2c_cfg_hsen_mask;
+       u8 i2c_mcode_mask;
+ };
+diff --git a/arch/arm/mach-omap2/vc3xxx_data.c 
b/arch/arm/mach-omap2/vc3xxx_data.c
+index 75bc4aa22b3a..71d74c9172c1 100644
+--- a/arch/arm/mach-omap2/vc3xxx_data.c
++++ b/arch/arm/mach-omap2/vc3xxx_data.c
+@@ -40,6 +40,7 @@ static struct omap_vc_common omap3_vc_common = {
+       .cmd_onlp_shift  = OMAP3430_VC_CMD_ONLP_SHIFT,
+       .cmd_ret_shift   = OMAP3430_VC_CMD_RET_SHIFT,
+       .cmd_off_shift   = OMAP3430_VC_CMD_OFF_SHIFT,
++      .i2c_cfg_clear_mask = OMAP3430_SREN_MASK | OMAP3430_HSEN_MASK,
+       .i2c_cfg_hsen_mask = OMAP3430_HSEN_MASK,
+       .i2c_cfg_reg     = OMAP3_PRM_VC_I2C_CFG_OFFSET,
+       .i2c_mcode_mask  = OMAP3430_MCODE_MASK,
+diff --git a/arch/arm/mach-omap2/vc44xx_data.c 
b/arch/arm/mach-omap2/vc44xx_data.c
+index 085e5d6a04fd..2abd5fa8a697 100644
+--- a/arch/arm/mach-omap2/vc44xx_data.c
++++ b/arch/arm/mach-omap2/vc44xx_data.c
+@@ -42,6 +42,7 @@ static const struct omap_vc_common omap4_vc_common = {
+       .cmd_ret_shift = OMAP4430_RET_SHIFT,
+       .cmd_off_shift = OMAP4430_OFF_SHIFT,
+       .i2c_cfg_reg = OMAP4_PRM_VC_CFG_I2C_MODE_OFFSET,
++      .i2c_cfg_clear_mask = OMAP4430_SRMODEEN_MASK | OMAP4430_HSMODEEN_MASK,
+       .i2c_cfg_hsen_mask = OMAP4430_HSMODEEN_MASK,
+       .i2c_mcode_mask  = OMAP4430_HSMCODE_MASK,
+ };
+diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c
+index e1268f905026..f412b53ed268 100644
+--- a/arch/arm/net/bpf_jit_32.c
++++ b/arch/arm/net/bpf_jit_32.c
+@@ -449,10 +449,21 @@ static inline void emit_udiv(u8 rd, u8 rm, u8 rn, struct 
jit_ctx *ctx)
+               return;
+       }
+ #endif
+-      if (rm != ARM_R0)
+-              emit(ARM_MOV_R(ARM_R0, rm), ctx);
++
++      /*
++       * For BPF_ALU | BPF_DIV | BPF_K instructions, rm is ARM_R4
++       * (r_A) and rn is ARM_R0 (r_scratch) so load rn first into
++       * ARM_R1 to avoid accidentally overwriting ARM_R0 with rm
++       * before using it as a source for ARM_R1.
++       *
++       * For BPF_ALU | BPF_DIV | BPF_X rm is ARM_R4 (r_A) and rn is
++       * ARM_R5 (r_X) so there is no particular register overlap
++       * issues.
++       */
+       if (rn != ARM_R1)
+               emit(ARM_MOV_R(ARM_R1, rn), ctx);
++      if (rm != ARM_R0)
++              emit(ARM_MOV_R(ARM_R0, rm), ctx);
+ 
+       ctx->seen |= SEEN_CALL;
+       emit_mov_i(ARM_R3, (u32)jit_udiv, ctx);
+diff --git a/arch/x86/include/asm/spinlock.h b/arch/x86/include/asm/spinlock.h
+index cf87de3fc390..64b611782ef0 100644
+--- a/arch/x86/include/asm/spinlock.h
++++ b/arch/x86/include/asm/spinlock.h
+@@ -169,7 +169,7 @@ static inline int arch_spin_is_contended(arch_spinlock_t 
*lock)
+       struct __raw_tickets tmp = READ_ONCE(lock->tickets);
+ 
+       tmp.head &= ~TICKET_SLOWPATH_FLAG;
+-      return (tmp.tail - tmp.head) > TICKET_LOCK_INC;
++      return (__ticket_t)(tmp.tail - tmp.head) > TICKET_LOCK_INC;
+ }
+ #define arch_spin_is_contended        arch_spin_is_contended
+ 
+diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
+index e4695985f9de..d93963340c3c 100644
+--- a/arch/x86/pci/acpi.c
++++ b/arch/x86/pci/acpi.c
+@@ -325,6 +325,26 @@ static void release_pci_root_info(struct pci_host_bridge 
*bridge)
+       kfree(info);
+ }
+ 
++/*
++ * An IO port or MMIO resource assigned to a PCI host bridge may be
++ * consumed by the host bridge itself or available to its child
++ * bus/devices. The ACPI specification defines a bit (Producer/Consumer)
++ * to tell whether the resource is consumed by the host bridge itself,
++ * but firmware hasn't used that bit consistently, so we can't rely on it.
++ *
++ * On x86 and IA64 platforms, all IO port and MMIO resources are assumed
++ * to be available to child bus/devices except one special case:
++ *     IO port [0xCF8-0xCFF] is consumed by the host bridge itself
++ *     to access PCI configuration space.
++ *
++ * So explicitly filter out PCI CFG IO ports[0xCF8-0xCFF].
++ */
++static bool resource_is_pcicfg_ioport(struct resource *res)
++{
++      return (res->flags & IORESOURCE_IO) &&
++              res->start == 0xCF8 && res->end == 0xCFF;
++}
++
+ static void probe_pci_root_info(struct pci_root_info *info,
+                               struct acpi_device *device,
+                               int busnum, int domain,
+@@ -346,8 +366,8 @@ static void probe_pci_root_info(struct pci_root_info *info,
+                       "no IO and memory resources present in _CRS\n");
+       else
+               resource_list_for_each_entry_safe(entry, tmp, list) {
+-                      if ((entry->res->flags & IORESOURCE_WINDOW) == 0 ||
+-                          (entry->res->flags & IORESOURCE_DISABLED))
++                      if ((entry->res->flags & IORESOURCE_DISABLED) ||
++                          resource_is_pcicfg_ioport(entry->res))
+                               resource_list_destroy_entry(entry);
+                       else
+                               entry->res->name = info->name;
+diff --git a/block/blk-core.c b/block/blk-core.c
+index 794c3e7f01cf..66406474f0c4 100644
+--- a/block/blk-core.c
++++ b/block/blk-core.c
+@@ -552,6 +552,8 @@ void blk_cleanup_queue(struct request_queue *q)
+               q->queue_lock = &q->__queue_lock;
+       spin_unlock_irq(lock);
+ 
++      bdi_destroy(&q->backing_dev_info);
++
+       /* @q is and will stay empty, shutdown and put */
+       blk_put_queue(q);
+ }
+diff --git a/block/blk-mq.c b/block/blk-mq.c
+index 33c428530193..5c39703e644f 100644
+--- a/block/blk-mq.c
++++ b/block/blk-mq.c
+@@ -675,8 +675,11 @@ static void blk_mq_rq_timer(unsigned long priv)
+               data.next = blk_rq_timeout(round_jiffies_up(data.next));
+               mod_timer(&q->timeout, data.next);
+       } else {
+-              queue_for_each_hw_ctx(q, hctx, i)
+-                      blk_mq_tag_idle(hctx);
++              queue_for_each_hw_ctx(q, hctx, i) {
++                      /* the hctx may be unmapped, so check it here */
++                      if (blk_mq_hw_queue_mapped(hctx))
++                              blk_mq_tag_idle(hctx);
++              }
+       }
+ }
+ 
+@@ -1570,22 +1573,6 @@ static int blk_mq_hctx_cpu_offline(struct blk_mq_hw_ctx 
*hctx, int cpu)
+       return NOTIFY_OK;
+ }
+ 
+-static int blk_mq_hctx_cpu_online(struct blk_mq_hw_ctx *hctx, int cpu)
+-{
+-      struct request_queue *q = hctx->queue;
+-      struct blk_mq_tag_set *set = q->tag_set;
+-
+-      if (set->tags[hctx->queue_num])
+-              return NOTIFY_OK;
+-
+-      set->tags[hctx->queue_num] = blk_mq_init_rq_map(set, hctx->queue_num);
+-      if (!set->tags[hctx->queue_num])
+-              return NOTIFY_STOP;
+-
+-      hctx->tags = set->tags[hctx->queue_num];
+-      return NOTIFY_OK;
+-}
+-
+ static int blk_mq_hctx_notify(void *data, unsigned long action,
+                             unsigned int cpu)
+ {
+@@ -1593,8 +1580,11 @@ static int blk_mq_hctx_notify(void *data, unsigned long 
action,
+ 
+       if (action == CPU_DEAD || action == CPU_DEAD_FROZEN)
+               return blk_mq_hctx_cpu_offline(hctx, cpu);
+-      else if (action == CPU_ONLINE || action == CPU_ONLINE_FROZEN)
+-              return blk_mq_hctx_cpu_online(hctx, cpu);
++
++      /*
++       * In case of CPU online, tags may be reallocated
++       * in blk_mq_map_swqueue() after mapping is updated.
++       */
+ 
+       return NOTIFY_OK;
+ }
+@@ -1776,6 +1766,7 @@ static void blk_mq_map_swqueue(struct request_queue *q)
+       unsigned int i;
+       struct blk_mq_hw_ctx *hctx;
+       struct blk_mq_ctx *ctx;
++      struct blk_mq_tag_set *set = q->tag_set;
+ 
+       queue_for_each_hw_ctx(q, hctx, i) {
+               cpumask_clear(hctx->cpumask);
+@@ -1802,16 +1793,20 @@ static void blk_mq_map_swqueue(struct request_queue *q)
+                * disable it and free the request entries.
+                */
+               if (!hctx->nr_ctx) {
+-                      struct blk_mq_tag_set *set = q->tag_set;
+-
+                       if (set->tags[i]) {
+                               blk_mq_free_rq_map(set, set->tags[i], i);
+                               set->tags[i] = NULL;
+-                              hctx->tags = NULL;
+                       }
++                      hctx->tags = NULL;
+                       continue;
+               }
+ 
++              /* unmapped hw queue can be remapped after CPU topo changed */
++              if (!set->tags[i])
++                      set->tags[i] = blk_mq_init_rq_map(set, i);
++              hctx->tags = set->tags[i];
++              WARN_ON(!hctx->tags);
++
+               /*
+                * Initialize batch roundrobin counts
+                */
+@@ -2075,9 +2070,16 @@ static int blk_mq_queue_reinit_notify(struct 
notifier_block *nb,
+        */
+       list_for_each_entry(q, &all_q_list, all_q_node)
+               blk_mq_freeze_queue_start(q);
+-      list_for_each_entry(q, &all_q_list, all_q_node)
++      list_for_each_entry(q, &all_q_list, all_q_node) {
+               blk_mq_freeze_queue_wait(q);
+ 
++              /*
++               * timeout handler can't touch hw queue during the
++               * reinitialization
++               */
++              del_timer_sync(&q->timeout);
++      }
++
+       list_for_each_entry(q, &all_q_list, all_q_node)
+               blk_mq_queue_reinit(q);
+ 
+diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
+index faaf36ade7eb..2b8fd302f677 100644
+--- a/block/blk-sysfs.c
++++ b/block/blk-sysfs.c
+@@ -522,8 +522,6 @@ static void blk_release_queue(struct kobject *kobj)
+ 
+       blk_trace_shutdown(q);
+ 
+-      bdi_destroy(&q->backing_dev_info);
+-
+       ida_simple_remove(&blk_queue_ida, q->id);
+       call_rcu(&q->rcu_head, blk_free_queue_rcu);
+ }
+diff --git a/drivers/acpi/acpi_pnp.c b/drivers/acpi/acpi_pnp.c
+index b193f8425999..ff6d8adc9cda 100644
+--- a/drivers/acpi/acpi_pnp.c
++++ b/drivers/acpi/acpi_pnp.c
+@@ -304,6 +304,8 @@ static const struct acpi_device_id acpi_pnp_device_ids[] = 
{
+       {"PNPb006"},
+       /* cs423x-pnpbios */
+       {"CSC0100"},
++      {"CSC0103"},
++      {"CSC0110"},
+       {"CSC0000"},
+       {"GIM0100"},            /* Guillemot Turtlebeach something appears to 
be cs4232 compatible */
+       /* es18xx-pnpbios */
+diff --git a/drivers/acpi/acpica/acmacros.h b/drivers/acpi/acpica/acmacros.h
+index cf607fe69dbd..c240bdf824f2 100644
+--- a/drivers/acpi/acpica/acmacros.h
++++ b/drivers/acpi/acpica/acmacros.h
+@@ -63,23 +63,12 @@
+ #define ACPI_SET64(ptr, val)            (*ACPI_CAST64 (ptr) = (u64) (val))
+ 
+ /*
+- * printf() format helpers. These macros are workarounds for the difficulties
++ * printf() format helper. This macros is a workaround for the difficulties
+  * with emitting 64-bit integers and 64-bit pointers with the same code
+  * for both 32-bit and 64-bit hosts.
+  */
+ #define ACPI_FORMAT_UINT64(i)           ACPI_HIDWORD(i), ACPI_LODWORD(i)
+ 
+-#if ACPI_MACHINE_WIDTH == 64
+-#define ACPI_FORMAT_NATIVE_UINT(i)      ACPI_FORMAT_UINT64(i)
+-#define ACPI_FORMAT_TO_UINT(i)          ACPI_FORMAT_UINT64(i)
+-#define ACPI_PRINTF_UINT                 "0x%8.8X%8.8X"
+-
+-#else
+-#define ACPI_FORMAT_NATIVE_UINT(i)      0, (u32) (i)
+-#define ACPI_FORMAT_TO_UINT(i)          (u32) (i)
+-#define ACPI_PRINTF_UINT                 "0x%8.8X"
+-#endif
+-
+ /*
+  * Macros for moving data around to/from buffers that are possibly unaligned.
+  * If the hardware supports the transfer of unaligned data, just do the store.
+diff --git a/drivers/acpi/acpica/dsopcode.c b/drivers/acpi/acpica/dsopcode.c
+index 77244182ff02..ea0cc4e08f80 100644
+--- a/drivers/acpi/acpica/dsopcode.c
++++ b/drivers/acpi/acpica/dsopcode.c
+@@ -446,7 +446,7 @@ acpi_ds_eval_region_operands(struct acpi_walk_state 
*walk_state,
+ 
+       ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "RgnObj %p Addr %8.8X%8.8X Len %X\n",
+                         obj_desc,
+-                        ACPI_FORMAT_NATIVE_UINT(obj_desc->region.address),
++                        ACPI_FORMAT_UINT64(obj_desc->region.address),
+                         obj_desc->region.length));
+ 
+       /* Now the address and length are valid for this opregion */
+@@ -539,13 +539,12 @@ acpi_ds_eval_table_region_operands(struct 
acpi_walk_state *walk_state,
+               return_ACPI_STATUS(AE_NOT_EXIST);
+       }
+ 
+-      obj_desc->region.address =
+-          (acpi_physical_address) ACPI_TO_INTEGER(table);
++      obj_desc->region.address = ACPI_PTR_TO_PHYSADDR(table);
+       obj_desc->region.length = table->length;
+ 
+       ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "RgnObj %p Addr %8.8X%8.8X Len %X\n",
+                         obj_desc,
+-                        ACPI_FORMAT_NATIVE_UINT(obj_desc->region.address),
++                        ACPI_FORMAT_UINT64(obj_desc->region.address),
+                         obj_desc->region.length));
+ 
+       /* Now the address and length are valid for this opregion */
+diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c
+index 9abace3401f9..2ba28a63fb68 100644
+--- a/drivers/acpi/acpica/evregion.c
++++ b/drivers/acpi/acpica/evregion.c
+@@ -272,7 +272,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object 
*region_obj,
+       ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
+                         "Handler %p (@%p) Address %8.8X%8.8X [%s]\n",
+                         &region_obj->region.handler->address_space, handler,
+-                        ACPI_FORMAT_NATIVE_UINT(address),
++                        ACPI_FORMAT_UINT64(address),
+                         acpi_ut_get_region_name(region_obj->region.
+                                                 space_id)));
+ 
+diff --git a/drivers/acpi/acpica/exdump.c b/drivers/acpi/acpica/exdump.c
+index 7c213b6b6472..1da52bef632e 100644
+--- a/drivers/acpi/acpica/exdump.c
++++ b/drivers/acpi/acpica/exdump.c
+@@ -767,8 +767,8 @@ void acpi_ex_dump_operand(union acpi_operand_object 
*obj_desc, u32 depth)
+                       acpi_os_printf("\n");
+               } else {
+                       acpi_os_printf(" base %8.8X%8.8X Length %X\n",
+-                                     ACPI_FORMAT_NATIVE_UINT(obj_desc->region.
+-                                                             address),
++                                     ACPI_FORMAT_UINT64(obj_desc->region.
++                                                        address),
+                                      obj_desc->region.length);
+               }
+               break;
+diff --git a/drivers/acpi/acpica/exfldio.c b/drivers/acpi/acpica/exfldio.c
+index 49479927e7f7..725a3746a2df 100644
+--- a/drivers/acpi/acpica/exfldio.c
++++ b/drivers/acpi/acpica/exfldio.c
+@@ -263,17 +263,15 @@ acpi_ex_access_region(union acpi_operand_object 
*obj_desc,
+       }
+ 
+       ACPI_DEBUG_PRINT_RAW((ACPI_DB_BFIELD,
+-                            " Region [%s:%X], Width %X, ByteBase %X, Offset 
%X at %p\n",
++                            " Region [%s:%X], Width %X, ByteBase %X, Offset 
%X at %8.8X%8.8X\n",
+                             acpi_ut_get_region_name(rgn_desc->region.
+                                                     space_id),
+                             rgn_desc->region.space_id,
+                             obj_desc->common_field.access_byte_width,
+                             obj_desc->common_field.base_byte_offset,
+-                            field_datum_byte_offset, ACPI_CAST_PTR(void,
+-                                                                   (rgn_desc->
+-                                                                    region.
+-                                                                    address +
+-                                                                    
region_offset))));
++                            field_datum_byte_offset,
++                            ACPI_FORMAT_UINT64(rgn_desc->region.address +
++                                               region_offset)));
+ 
+       /* Invoke the appropriate address_space/op_region handler */
+ 
+diff --git a/drivers/acpi/acpica/exregion.c b/drivers/acpi/acpica/exregion.c
+index 0fe188e238ef..b4bbf3150bc1 100644
+--- a/drivers/acpi/acpica/exregion.c
++++ b/drivers/acpi/acpica/exregion.c
+@@ -181,7 +181,7 @@ acpi_ex_system_memory_space_handler(u32 function,
+               if (!mem_info->mapped_logical_address) {
+                       ACPI_ERROR((AE_INFO,
+                                   "Could not map memory at 0x%8.8X%8.8X, size 
%u",
+-                                  ACPI_FORMAT_NATIVE_UINT(address),
++                                  ACPI_FORMAT_UINT64(address),
+                                   (u32) map_length));
+                       mem_info->mapped_length = 0;
+                       return_ACPI_STATUS(AE_NO_MEMORY);
+@@ -202,8 +202,7 @@ acpi_ex_system_memory_space_handler(u32 function,
+ 
+       ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+                         "System-Memory (width %u) R/W %u 
Address=%8.8X%8.8X\n",
+-                        bit_width, function,
+-                        ACPI_FORMAT_NATIVE_UINT(address)));
++                        bit_width, function, ACPI_FORMAT_UINT64(address)));
+ 
+       /*
+        * Perform the memory read or write
+@@ -318,8 +317,7 @@ acpi_ex_system_io_space_handler(u32 function,
+ 
+       ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+                         "System-IO (width %u) R/W %u Address=%8.8X%8.8X\n",
+-                        bit_width, function,
+-                        ACPI_FORMAT_NATIVE_UINT(address)));
++                        bit_width, function, ACPI_FORMAT_UINT64(address)));
+ 
+       /* Decode the function parameter */
+ 
+diff --git a/drivers/acpi/acpica/hwvalid.c b/drivers/acpi/acpica/hwvalid.c
+index 2bd33fe56cb3..29033d71417b 100644
+--- a/drivers/acpi/acpica/hwvalid.c
++++ b/drivers/acpi/acpica/hwvalid.c
+@@ -142,17 +142,17 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 
bit_width)
+       byte_width = ACPI_DIV_8(bit_width);
+       last_address = address + byte_width - 1;
+ 
+-      ACPI_DEBUG_PRINT((ACPI_DB_IO, "Address %p LastAddress %p Length %X",
+-                        ACPI_CAST_PTR(void, address), ACPI_CAST_PTR(void,
+-                                                                    
last_address),
+-                        byte_width));
++      ACPI_DEBUG_PRINT((ACPI_DB_IO,
++                        "Address %8.8X%8.8X LastAddress %8.8X%8.8X Length %X",
++                        ACPI_FORMAT_UINT64(address),
++                        ACPI_FORMAT_UINT64(last_address), byte_width));
+ 
+       /* Maximum 16-bit address in I/O space */
+ 
+       if (last_address > ACPI_UINT16_MAX) {
+               ACPI_ERROR((AE_INFO,
+-                          "Illegal I/O port address/length above 64K: 
%p/0x%X",
+-                          ACPI_CAST_PTR(void, address), byte_width));
++                          "Illegal I/O port address/length above 64K: 
%8.8X%8.8X/0x%X",
++                          ACPI_FORMAT_UINT64(address), byte_width));
+               return_ACPI_STATUS(AE_LIMIT);
+       }
+ 
+@@ -181,8 +181,8 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 
bit_width)
+ 
+                       if (acpi_gbl_osi_data >= port_info->osi_dependency) {
+                               ACPI_DEBUG_PRINT((ACPI_DB_IO,
+-                                                "Denied AML access to port 
0x%p/%X (%s 0x%.4X-0x%.4X)",
+-                                                ACPI_CAST_PTR(void, address),
++                                                "Denied AML access to port 
0x%8.8X%8.8X/%X (%s 0x%.4X-0x%.4X)",
++                                                ACPI_FORMAT_UINT64(address),
+                                                 byte_width, port_info->name,
+                                                 port_info->start,
+                                                 port_info->end));
+diff --git a/drivers/acpi/acpica/nsdump.c b/drivers/acpi/acpica/nsdump.c
+index 80f097eb7381..d259393505fa 100644
+--- a/drivers/acpi/acpica/nsdump.c
++++ b/drivers/acpi/acpica/nsdump.c
+@@ -271,12 +271,11 @@ acpi_ns_dump_one_object(acpi_handle obj_handle,
+               switch (type) {
+               case ACPI_TYPE_PROCESSOR:
+ 
+-                      acpi_os_printf("ID %02X Len %02X Addr %p\n",
++                      acpi_os_printf("ID %02X Len %02X Addr %8.8X%8.8X\n",
+                                      obj_desc->processor.proc_id,
+                                      obj_desc->processor.length,
+-                                     ACPI_CAST_PTR(void,
+-                                                   obj_desc->processor.
+-                                                   address));
++                                     ACPI_FORMAT_UINT64(obj_desc->processor.
++                                                        address));
+                       break;
+ 
+               case ACPI_TYPE_DEVICE:
+@@ -347,8 +346,9 @@ acpi_ns_dump_one_object(acpi_handle obj_handle,
+                                                              space_id));
+                       if (obj_desc->region.flags & AOPOBJ_DATA_VALID) {
+                               acpi_os_printf(" Addr %8.8X%8.8X Len %.4X\n",
+-                                             ACPI_FORMAT_NATIVE_UINT
+-                                             (obj_desc->region.address),
++                                             ACPI_FORMAT_UINT64(obj_desc->
++                                                                region.
++                                                                address),
+                                              obj_desc->region.length);
+                       } else {
+                               acpi_os_printf
+diff --git a/drivers/acpi/acpica/tbdata.c b/drivers/acpi/acpica/tbdata.c
+index 6a144957aadd..fd5998b2b46b 100644
+--- a/drivers/acpi/acpica/tbdata.c
++++ b/drivers/acpi/acpica/tbdata.c
+@@ -113,9 +113,9 @@ acpi_tb_acquire_table(struct acpi_table_desc *table_desc,
+       case ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL:
+       case ACPI_TABLE_ORIGIN_EXTERNAL_VIRTUAL:
+ 
+-              table =
+-                  ACPI_CAST_PTR(struct acpi_table_header,
+-                                table_desc->address);
++              table = ACPI_CAST_PTR(struct acpi_table_header,
++                                    ACPI_PHYSADDR_TO_PTR(table_desc->
++                                                         address));
+               break;
+ 
+       default:
+@@ -214,7 +214,8 @@ acpi_tb_acquire_temp_table(struct acpi_table_desc 
*table_desc,
+       case ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL:
+       case ACPI_TABLE_ORIGIN_EXTERNAL_VIRTUAL:
+ 
+-              table_header = ACPI_CAST_PTR(struct acpi_table_header, address);
++              table_header = ACPI_CAST_PTR(struct acpi_table_header,
++                                           ACPI_PHYSADDR_TO_PTR(address));
+               if (!table_header) {
+                       return (AE_NO_MEMORY);
+               }
+@@ -398,14 +399,14 @@ acpi_tb_verify_temp_table(struct acpi_table_desc * 
table_desc, char *signature)
+                                           table_desc->length);
+               if (ACPI_FAILURE(status)) {
+                       ACPI_EXCEPTION((AE_INFO, AE_NO_MEMORY,
+-                                      "%4.4s " ACPI_PRINTF_UINT
++                                      "%4.4s 0x%8.8X%8.8X"
+                                       " Attempted table install failed",
+                                       acpi_ut_valid_acpi_name(table_desc->
+                                                               signature.
+                                                               ascii) ?
+                                       table_desc->signature.ascii : "????",
+-                                      ACPI_FORMAT_TO_UINT(table_desc->
+-                                                          address)));
++                                      ACPI_FORMAT_UINT64(table_desc->
++                                                         address)));
+                       goto invalidate_and_exit;
+               }
+       }
+diff --git a/drivers/acpi/acpica/tbinstal.c b/drivers/acpi/acpica/tbinstal.c
+index 7fbc2b9dcbbb..7e69bc73bd16 100644
+--- a/drivers/acpi/acpica/tbinstal.c
++++ b/drivers/acpi/acpica/tbinstal.c
+@@ -187,8 +187,9 @@ acpi_tb_install_fixed_table(acpi_physical_address address,
+       status = acpi_tb_acquire_temp_table(&new_table_desc, address,
+                                           
ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL);
+       if (ACPI_FAILURE(status)) {
+-              ACPI_ERROR((AE_INFO, "Could not acquire table length at %p",
+-                          ACPI_CAST_PTR(void, address)));
++              ACPI_ERROR((AE_INFO,
++                          "Could not acquire table length at %8.8X%8.8X",
++                          ACPI_FORMAT_UINT64(address)));
+               return_ACPI_STATUS(status);
+       }
+ 
+@@ -246,8 +247,9 @@ acpi_tb_install_standard_table(acpi_physical_address 
address,
+ 
+       status = acpi_tb_acquire_temp_table(&new_table_desc, address, flags);
+       if (ACPI_FAILURE(status)) {
+-              ACPI_ERROR((AE_INFO, "Could not acquire table length at %p",
+-                          ACPI_CAST_PTR(void, address)));
++              ACPI_ERROR((AE_INFO,
++                          "Could not acquire table length at %8.8X%8.8X",
++                          ACPI_FORMAT_UINT64(address)));
+               return_ACPI_STATUS(status);
+       }
+ 
+@@ -258,9 +260,10 @@ acpi_tb_install_standard_table(acpi_physical_address 
address,
+       if (!reload &&
+           acpi_gbl_disable_ssdt_table_install &&
+           ACPI_COMPARE_NAME(&new_table_desc.signature, ACPI_SIG_SSDT)) {
+-              ACPI_INFO((AE_INFO, "Ignoring installation of %4.4s at %p",
+-                         new_table_desc.signature.ascii, ACPI_CAST_PTR(void,
+-                                                                       
address)));
++              ACPI_INFO((AE_INFO,
++                         "Ignoring installation of %4.4s at %8.8X%8.8X",
++                         new_table_desc.signature.ascii,
++                         ACPI_FORMAT_UINT64(address)));
+               goto release_and_exit;
+       }
+ 
+@@ -428,11 +431,11 @@ finish_override:
+               return;
+       }
+ 
+-      ACPI_INFO((AE_INFO, "%4.4s " ACPI_PRINTF_UINT
+-                 " %s table override, new table: " ACPI_PRINTF_UINT,
++      ACPI_INFO((AE_INFO, "%4.4s 0x%8.8X%8.8X"
++                 " %s table override, new table: 0x%8.8X%8.8X",
+                  old_table_desc->signature.ascii,
+-                 ACPI_FORMAT_TO_UINT(old_table_desc->address),
+-                 override_type, ACPI_FORMAT_TO_UINT(new_table_desc.address)));
++                 ACPI_FORMAT_UINT64(old_table_desc->address),
++                 override_type, ACPI_FORMAT_UINT64(new_table_desc.address)));
+ 
+       /* We can now uninstall the original table */
+ 
+@@ -516,7 +519,7 @@ void acpi_tb_uninstall_table(struct acpi_table_desc 
*table_desc)
+ 
+       if ((table_desc->flags & ACPI_TABLE_ORIGIN_MASK) ==
+           ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL) {
+-              ACPI_FREE(ACPI_CAST_PTR(void, table_desc->address));
++              ACPI_FREE(ACPI_PHYSADDR_TO_PTR(table_desc->address));
+       }
+ 
+       table_desc->address = ACPI_PTR_TO_PHYSADDR(NULL);
+diff --git a/drivers/acpi/acpica/tbprint.c b/drivers/acpi/acpica/tbprint.c
+index ef16c06e5091..77ba5c71c6e7 100644
+--- a/drivers/acpi/acpica/tbprint.c
++++ b/drivers/acpi/acpica/tbprint.c
+@@ -127,18 +127,12 @@ acpi_tb_print_table_header(acpi_physical_address address,
+ {
+       struct acpi_table_header local_header;
+ 
+-      /*
+-       * The reason that we use ACPI_PRINTF_UINT and ACPI_FORMAT_TO_UINT is to
+-       * support both 32-bit and 64-bit hosts/addresses in a consistent 
manner.
+-       * The %p specifier does not emit uniform output on all hosts. On some,
+-       * leading zeros are not supported.
+-       */
+       if (ACPI_COMPARE_NAME(header->signature, ACPI_SIG_FACS)) {
+ 
+               /* FACS only has signature and length fields */
+ 
+-              ACPI_INFO((AE_INFO, "%-4.4s " ACPI_PRINTF_UINT " %06X",
+-                         header->signature, ACPI_FORMAT_TO_UINT(address),
++              ACPI_INFO((AE_INFO, "%-4.4s 0x%8.8X%8.8X %06X",
++                         header->signature, ACPI_FORMAT_UINT64(address),
+                          header->length));
+       } else if (ACPI_VALIDATE_RSDP_SIG(header->signature)) {
+ 
+@@ -149,9 +143,8 @@ acpi_tb_print_table_header(acpi_physical_address address,
+                                         header)->oem_id, ACPI_OEM_ID_SIZE);
+               acpi_tb_fix_string(local_header.oem_id, ACPI_OEM_ID_SIZE);
+ 
+-              ACPI_INFO((AE_INFO,
+-                         "RSDP " ACPI_PRINTF_UINT " %06X (v%.2d %-6.6s)",
+-                         ACPI_FORMAT_TO_UINT(address),
++              ACPI_INFO((AE_INFO, "RSDP 0x%8.8X%8.8X %06X (v%.2d %-6.6s)",
++                         ACPI_FORMAT_UINT64(address),
+                          (ACPI_CAST_PTR(struct acpi_table_rsdp, header)->
+                           revision >
+                           0) ? ACPI_CAST_PTR(struct acpi_table_rsdp,
+@@ -165,9 +158,9 @@ acpi_tb_print_table_header(acpi_physical_address address,
+               acpi_tb_cleanup_table_header(&local_header, header);
+ 
+               ACPI_INFO((AE_INFO,
+-                         "%-4.4s " ACPI_PRINTF_UINT
++                         "%-4.4s 0x%8.8X%8.8X"
+                          " %06X (v%.2d %-6.6s %-8.8s %08X %-4.4s %08X)",
+-                         local_header.signature, ACPI_FORMAT_TO_UINT(address),
++                         local_header.signature, ACPI_FORMAT_UINT64(address),
+                          local_header.length, local_header.revision,
+                          local_header.oem_id, local_header.oem_table_id,
+                          local_header.oem_revision,
+diff --git a/drivers/acpi/acpica/tbxfroot.c b/drivers/acpi/acpica/tbxfroot.c
+index eac52cf14f1a..fa76a3603aa1 100644
+--- a/drivers/acpi/acpica/tbxfroot.c
++++ b/drivers/acpi/acpica/tbxfroot.c
+@@ -142,7 +142,7 @@ acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp * 
rsdp)
+  *
+  
******************************************************************************/
+ 
+-acpi_status __init acpi_find_root_pointer(acpi_size *table_address)
++acpi_status __init acpi_find_root_pointer(acpi_physical_address * 
table_address)
+ {
+       u8 *table_ptr;
+       u8 *mem_rover;
+@@ -200,7 +200,8 @@ acpi_status __init acpi_find_root_pointer(acpi_size 
*table_address)
+                       physical_address +=
+                           (u32) ACPI_PTR_DIFF(mem_rover, table_ptr);
+ 
+-                      *table_address = physical_address;
++                      *table_address =
++                          (acpi_physical_address) physical_address;
+                       return_ACPI_STATUS(AE_OK);
+               }
+       }
+@@ -233,7 +234,7 @@ acpi_status __init acpi_find_root_pointer(acpi_size 
*table_address)
+                   (ACPI_HI_RSDP_WINDOW_BASE +
+                    ACPI_PTR_DIFF(mem_rover, table_ptr));
+ 
+-              *table_address = physical_address;
++              *table_address = (acpi_physical_address) physical_address;
+               return_ACPI_STATUS(AE_OK);
+       }
+ 
+diff --git a/drivers/acpi/acpica/utaddress.c b/drivers/acpi/acpica/utaddress.c
+index 1279f50da757..911ea8e7fe87 100644
+--- a/drivers/acpi/acpica/utaddress.c
++++ b/drivers/acpi/acpica/utaddress.c
+@@ -107,10 +107,10 @@ acpi_ut_add_address_range(acpi_adr_space_type space_id,
+       acpi_gbl_address_range_list[space_id] = range_info;
+ 
+       ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+-                        "\nAdded [%4.4s] address range: 0x%p-0x%p\n",
++                        "\nAdded [%4.4s] address range: 
0x%8.8X%8.8X-0x%8.8X%8.8X\n",
+                         acpi_ut_get_node_name(range_info->region_node),
+-                        ACPI_CAST_PTR(void, address),
+-                        ACPI_CAST_PTR(void, range_info->end_address)));
++                        ACPI_FORMAT_UINT64(address),
++                        ACPI_FORMAT_UINT64(range_info->end_address)));
+ 
+       (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
+       return_ACPI_STATUS(AE_OK);
+@@ -160,15 +160,13 @@ acpi_ut_remove_address_range(acpi_adr_space_type 
space_id,
+                       }
+ 
+                       ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
+-                                        "\nRemoved [%4.4s] address range: 
0x%p-0x%p\n",
++                                        "\nRemoved [%4.4s] address range: 
0x%8.8X%8.8X-0x%8.8X%8.8X\n",
+                                         acpi_ut_get_node_name(range_info->
+                                                               region_node),
+-                                        ACPI_CAST_PTR(void,
+-                                                      range_info->
+-                                                      start_address),
+-                                        ACPI_CAST_PTR(void,
+-                                                      range_info->
+-                                                      end_address)));
++                                        ACPI_FORMAT_UINT64(range_info->
++                                                           start_address),
++                                        ACPI_FORMAT_UINT64(range_info->
++                                                           end_address)));
+ 
+                       ACPI_FREE(range_info);
+                       return_VOID;
+@@ -245,16 +243,14 @@ acpi_ut_check_address_range(acpi_adr_space_type space_id,
+                                                                 region_node);
+ 
+                               ACPI_WARNING((AE_INFO,
+-                                            "%s range 0x%p-0x%p conflicts 
with OpRegion 0x%p-0x%p (%s)",
++                                            "%s range 
0x%8.8X%8.8X-0x%8.8X%8.8X conflicts with OpRegion 0x%8.8X%8.8X-0x%8.8X%8.8X 
(%s)",
+                                             acpi_ut_get_region_name(space_id),
+-                                            ACPI_CAST_PTR(void, address),
+-                                            ACPI_CAST_PTR(void, end_address),
+-                                            ACPI_CAST_PTR(void,
+-                                                          range_info->
+-                                                          start_address),
+-                                            ACPI_CAST_PTR(void,
+-                                                          range_info->
+-                                                          end_address),
++                                            ACPI_FORMAT_UINT64(address),
++                                            ACPI_FORMAT_UINT64(end_address),
++                                            ACPI_FORMAT_UINT64(range_info->
++                                                               start_address),
++                                            ACPI_FORMAT_UINT64(range_info->
++                                                               end_address),
+                                             pathname));
+                               ACPI_FREE(pathname);
+                       }
+diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
+index 5589a6e2a023..8244f013f210 100644
+--- a/drivers/acpi/resource.c
++++ b/drivers/acpi/resource.c
+@@ -573,7 +573,7 @@ EXPORT_SYMBOL_GPL(acpi_dev_get_resources);
+  * @ares: Input ACPI resource object.
+  * @types: Valid resource types of IORESOURCE_XXX
+  *
+- * This is a hepler function to support acpi_dev_get_resources(), which 
filters
++ * This is a helper function to support acpi_dev_get_resources(), which 
filters
+  * ACPI resource objects according to resource types.
+  */
+ int acpi_dev_filter_resource_type(struct acpi_resource *ares,
+diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
+index 26e5b5060523..bf034f8b7c1a 100644
+--- a/drivers/acpi/sbshc.c
++++ b/drivers/acpi/sbshc.c
+@@ -14,6 +14,7 @@
+ #include <linux/delay.h>
+ #include <linux/module.h>
+ #include <linux/interrupt.h>
++#include <linux/dmi.h>
+ #include "sbshc.h"
+ 
+ #define PREFIX "ACPI: "
+@@ -87,6 +88,8 @@ enum acpi_smb_offset {
+       ACPI_SMB_ALARM_DATA = 0x26,     /* 2 bytes alarm data */
+ };
+ 
++static bool macbook;
++
+ static inline int smb_hc_read(struct acpi_smb_hc *hc, u8 address, u8 *data)
+ {
+       return ec_read(hc->offset + address, data);
+@@ -132,6 +135,8 @@ static int acpi_smbus_transaction(struct acpi_smb_hc *hc, 
u8 protocol,
+       }
+ 
+       mutex_lock(&hc->lock);
++      if (macbook)
++              udelay(5);
+       if (smb_hc_read(hc, ACPI_SMB_PROTOCOL, &temp))
+               goto end;
+       if (temp) {
+@@ -257,12 +262,29 @@ extern int acpi_ec_add_query_handler(struct acpi_ec *ec, 
u8 query_bit,
+                             acpi_handle handle, acpi_ec_query_func func,
+                             void *data);
+ 
++static int macbook_dmi_match(const struct dmi_system_id *d)
++{
++      pr_debug("Detected MacBook, enabling workaround\n");
++      macbook = true;
++      return 0;
++}
++
++static struct dmi_system_id acpi_smbus_dmi_table[] = {
++      { macbook_dmi_match, "Apple MacBook", {
++        DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
++        DMI_MATCH(DMI_PRODUCT_NAME, "MacBook") },
++      },
++      { },
++};
++
+ static int acpi_smbus_hc_add(struct acpi_device *device)
+ {
+       int status;
+       unsigned long long val;
+       struct acpi_smb_hc *hc;
+ 
++      dmi_check_system(acpi_smbus_dmi_table);
++
+       if (!device)
+               return -EINVAL;
+ 
+diff --git a/drivers/block/loop.c b/drivers/block/loop.c
+index d1f168b73634..773e964f14d9 100644
+--- a/drivers/block/loop.c
++++ b/drivers/block/loop.c
+@@ -1672,8 +1672,8 @@ out:
+ 
+ static void loop_remove(struct loop_device *lo)
+ {
+-      del_gendisk(lo->lo_disk);
+       blk_cleanup_queue(lo->lo_queue);
++      del_gendisk(lo->lo_disk);
+       blk_mq_free_tag_set(&lo->tag_set);
+       put_disk(lo->lo_disk);
+       kfree(lo);
+diff --git a/drivers/gpio/gpiolib-sysfs.c b/drivers/gpio/gpiolib-sysfs.c
+index 7722ed53bd65..af3bc7a8033b 100644
+--- a/drivers/gpio/gpiolib-sysfs.c
++++ b/drivers/gpio/gpiolib-sysfs.c
+@@ -551,6 +551,7 @@ static struct class gpio_class = {
+  */
+ int gpiod_export(struct gpio_desc *desc, bool direction_may_change)
+ {
++      struct gpio_chip        *chip;
+       unsigned long           flags;
+       int                     status;
+       const char              *ioname = NULL;
+@@ -568,8 +569,16 @@ int gpiod_export(struct gpio_desc *desc, bool 
direction_may_change)
+               return -EINVAL;
+       }
+ 
++      chip = desc->chip;
++
+       mutex_lock(&sysfs_lock);
+ 
++      /* check if chip is being removed */
++      if (!chip || !chip->exported) {
++              status = -ENODEV;
++              goto fail_unlock;
++      }
++
+       spin_lock_irqsave(&gpio_lock, flags);
+       if (!test_bit(FLAG_REQUESTED, &desc->flags) ||
+            test_bit(FLAG_EXPORT, &desc->flags)) {
+@@ -783,12 +792,15 @@ void gpiochip_unexport(struct gpio_chip *chip)
+ {
+       int                     status;
+       struct device           *dev;
++      struct gpio_desc *desc;
++      unsigned int i;
+ 
+       mutex_lock(&sysfs_lock);
+       dev = class_find_device(&gpio_class, NULL, chip, match_export);
+       if (dev) {
+               put_device(dev);
+               device_unregister(dev);
++              /* prevent further gpiod exports */
+               chip->exported = false;
+               status = 0;
+       } else
+@@ -797,6 +809,13 @@ void gpiochip_unexport(struct gpio_chip *chip)
+ 
+       if (status)
+               chip_dbg(chip, "%s: status %d\n", __func__, status);
++
++      /* unregister gpiod class devices owned by sysfs */
++      for (i = 0; i < chip->ngpio; i++) {
++              desc = &chip->desc[i];
++              if (test_and_clear_bit(FLAG_SYSFS, &desc->flags))
++                      gpiod_free(desc);
++      }
+ }
+ 
+ static int __init gpiolib_sysfs_init(void)
+diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c 
b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+index d8135adb2238..39762a7d2ec7 100644
+--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
++++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+@@ -429,9 +429,10 @@ static int unregister_process_nocpsch(struct 
device_queue_manager *dqm,
+ 
+       BUG_ON(!dqm || !qpd);
+ 
+-      BUG_ON(!list_empty(&qpd->queues_list));
++      pr_debug("In func %s\n", __func__);
+ 
+-      pr_debug("kfd: In func %s\n", __func__);
++      pr_debug("qpd->queues_list is %s\n",
++                      list_empty(&qpd->queues_list) ? "empty" : "not empty");
+ 
+       retval = 0;
+       mutex_lock(&dqm->lock);
+@@ -878,6 +879,8 @@ static int create_queue_cpsch(struct device_queue_manager 
*dqm, struct queue *q,
+               return -ENOMEM;
+       }
+ 
++      init_sdma_vm(dqm, q, qpd);
++
+       retval = mqd->init_mqd(mqd, &q->mqd, &q->mqd_mem_obj,
+                               &q->gart_mqd_addr, &q->properties);
+       if (retval != 0)
+diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
+index 10574a0c3a55..5769db4f51f3 100644
+--- a/drivers/gpu/drm/drm_irq.c
++++ b/drivers/gpu/drm/drm_irq.c
+@@ -131,12 +131,11 @@ static void drm_update_vblank_count(struct drm_device 
*dev, int crtc)
+ 
+       /* Reinitialize corresponding vblank timestamp if high-precision query
+        * available. Skip this step if query unsupported or failed. Will
+-       * reinitialize delayed at next vblank interrupt in that case.
++       * reinitialize delayed at next vblank interrupt in that case and
++       * assign 0 for now, to mark the vblanktimestamp as invalid.
+        */
+-      if (rc) {
+-              tslot = atomic_read(&vblank->count) + diff;
+-              vblanktimestamp(dev, crtc, tslot) = t_vblank;
+-      }
++      tslot = atomic_read(&vblank->count) + diff;
++      vblanktimestamp(dev, crtc, tslot) = rc ? t_vblank : (struct timeval) 
{0, 0};
+ 
+       smp_mb__before_atomic();
+       atomic_add(diff, &vblank->count);
+diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
+index a74aaf9242b9..88b36a9173c9 100644
+--- a/drivers/gpu/drm/i915/intel_dp.c
++++ b/drivers/gpu/drm/i915/intel_dp.c
+@@ -1176,7 +1176,7 @@ intel_dp_compute_config(struct intel_encoder *encoder,
+ 
+       pipe_config->has_dp_encoder = true;
+       pipe_config->has_drrs = false;
+-      pipe_config->has_audio = intel_dp->has_audio;
++      pipe_config->has_audio = intel_dp->has_audio && port != PORT_A;
+ 
+       if (is_edp(intel_dp) && intel_connector->panel.fixed_mode) {
+               intel_fixed_panel_mode(intel_connector->panel.fixed_mode,
+@@ -2026,8 +2026,8 @@ static void intel_dp_get_config(struct intel_encoder 
*encoder,
+       int dotclock;
+ 
+       tmp = I915_READ(intel_dp->output_reg);
+-      if (tmp & DP_AUDIO_OUTPUT_ENABLE)
+-              pipe_config->has_audio = true;
++
++      pipe_config->has_audio = tmp & DP_AUDIO_OUTPUT_ENABLE && port != PORT_A;
+ 
+       if ((port == PORT_A) || !HAS_PCH_CPT(dev)) {
+               if (tmp & DP_SYNC_HS_HIGH)
+diff --git a/drivers/gpu/drm/i915/intel_lvds.c 
b/drivers/gpu/drm/i915/intel_lvds.c
+index 071b96d6e146..fbc2a83795fa 100644
+--- a/drivers/gpu/drm/i915/intel_lvds.c
++++ b/drivers/gpu/drm/i915/intel_lvds.c
+@@ -812,12 +812,28 @@ static int intel_dual_link_lvds_callback(const struct 
dmi_system_id *id)
+ static const struct dmi_system_id intel_dual_link_lvds[] = {
+       {
+               .callback = intel_dual_link_lvds_callback,
+-              .ident = "Apple MacBook Pro (Core i5/i7 Series)",
++              .ident = "Apple MacBook Pro 15\" (2010)",
++              .matches = {
++                      DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
++                      DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro6,2"),
++              },
++      },
++      {
++              .callback = intel_dual_link_lvds_callback,
++              .ident = "Apple MacBook Pro 15\" (2011)",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro8,2"),
+               },
+       },
++      {
++              .callback = intel_dual_link_lvds_callback,
++              .ident = "Apple MacBook Pro 15\" (2012)",
++              .matches = {
++                      DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
++                      DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro9,1"),
++              },
++      },
+       { }     /* terminating entry */
+ };
+ 
+@@ -847,6 +863,11 @@ static bool compute_is_dual_link_lvds(struct 
intel_lvds_encoder *lvds_encoder)
+       if (i915.lvds_channel_mode > 0)
+               return i915.lvds_channel_mode == 2;
+ 
++      /* single channel LVDS is limited to 112 MHz */
++      if (lvds_encoder->attached_connector->base.panel.fixed_mode->clock
++          > 112999)
++              return true;
++
+       if (dmi_check_system(intel_dual_link_lvds))
+               return true;
+ 
+@@ -1104,6 +1125,8 @@ void intel_lvds_init(struct drm_device *dev)
+ out:
+       mutex_unlock(&dev->mode_config.mutex);
+ 
++      intel_panel_init(&intel_connector->panel, fixed_mode, downclock_mode);
++
+       lvds_encoder->is_dual_link = compute_is_dual_link_lvds(lvds_encoder);
+       DRM_DEBUG_KMS("detected %s-link lvds configuration\n",
+                     lvds_encoder->is_dual_link ? "dual" : "single");
+@@ -1118,7 +1141,6 @@ out:
+       }
+       drm_connector_register(connector);
+ 
+-      intel_panel_init(&intel_connector->panel, fixed_mode, downclock_mode);
+       intel_panel_setup_backlight(connector, INVALID_PIPE);
+ 
+       return;
+diff --git a/drivers/gpu/drm/radeon/radeon_asic.c 
b/drivers/gpu/drm/radeon/radeon_asic.c
+index c0ecd128b14b..7348f222684d 100644
+--- a/drivers/gpu/drm/radeon/radeon_asic.c
++++ b/drivers/gpu/drm/radeon/radeon_asic.c
+@@ -1180,7 +1180,7 @@ static struct radeon_asic rs780_asic = {
+ static struct radeon_asic_ring rv770_uvd_ring = {
+       .ib_execute = &uvd_v1_0_ib_execute,
+       .emit_fence = &uvd_v2_2_fence_emit,
+-      .emit_semaphore = &uvd_v1_0_semaphore_emit,
++      .emit_semaphore = &uvd_v2_2_semaphore_emit,
+       .cs_parse = &radeon_uvd_cs_parse,
+       .ring_test = &uvd_v1_0_ring_test,
+       .ib_test = &uvd_v1_0_ib_test,
+diff --git a/drivers/gpu/drm/radeon/radeon_asic.h 
b/drivers/gpu/drm/radeon/radeon_asic.h
+index 72bdd3bf0d8e..c2fd3a5e6c55 100644
+--- a/drivers/gpu/drm/radeon/radeon_asic.h
++++ b/drivers/gpu/drm/radeon/radeon_asic.h
+@@ -919,6 +919,10 @@ void uvd_v1_0_ib_execute(struct radeon_device *rdev, 
struct radeon_ib *ib);
+ int uvd_v2_2_resume(struct radeon_device *rdev);
+ void uvd_v2_2_fence_emit(struct radeon_device *rdev,
+                        struct radeon_fence *fence);
++bool uvd_v2_2_semaphore_emit(struct radeon_device *rdev,
++                           struct radeon_ring *ring,
++                           struct radeon_semaphore *semaphore,
++                           bool emit_wait);
+ 
+ /* uvd v3.1 */
+ bool uvd_v3_1_semaphore_emit(struct radeon_device *rdev,
+diff --git a/drivers/gpu/drm/radeon/radeon_audio.c 
b/drivers/gpu/drm/radeon/radeon_audio.c
+index b7d33a13db9f..b7c6bb69f3c7 100644
+--- a/drivers/gpu/drm/radeon/radeon_audio.c
++++ b/drivers/gpu/drm/radeon/radeon_audio.c
+@@ -464,6 +464,10 @@ void radeon_audio_detect(struct drm_connector *connector,
+               return;
+ 
+       rdev = connector->encoder->dev->dev_private;
++
++      if (!radeon_audio_chipset_supported(rdev))
++              return;
++
+       radeon_encoder = to_radeon_encoder(connector->encoder);
+       dig = radeon_encoder->enc_priv;
+ 
+diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c 
b/drivers/gpu/drm/radeon/radeon_ttm.c
+index b292aca0f342..edafd3c2b170 100644
+--- a/drivers/gpu/drm/radeon/radeon_ttm.c
++++ b/drivers/gpu/drm/radeon/radeon_ttm.c
+@@ -591,8 +591,7 @@ static void radeon_ttm_tt_unpin_userptr(struct ttm_tt *ttm)
+ {
+       struct radeon_device *rdev = radeon_get_rdev(ttm->bdev);
+       struct radeon_ttm_tt *gtt = (void *)ttm;
+-      struct scatterlist *sg;
+-      int i;
++      struct sg_page_iter sg_iter;
+ 
+       int write = !(gtt->userflags & RADEON_GEM_USERPTR_READONLY);
+       enum dma_data_direction direction = write ?
+@@ -605,9 +604,8 @@ static void radeon_ttm_tt_unpin_userptr(struct ttm_tt *ttm)
+       /* free the sg table and pages again */
+       dma_unmap_sg(rdev->dev, ttm->sg->sgl, ttm->sg->nents, direction);
+ 
+-      for_each_sg(ttm->sg->sgl, sg, ttm->sg->nents, i) {
+-              struct page *page = sg_page(sg);
+-
++      for_each_sg_page(ttm->sg->sgl, &sg_iter, ttm->sg->nents, 0) {
++              struct page *page = sg_page_iter_page(&sg_iter);
+               if (!(gtt->userflags & RADEON_GEM_USERPTR_READONLY))
+                       set_page_dirty(page);
+ 
+diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c 
b/drivers/gpu/drm/radeon/radeon_uvd.c
+index c10b2aec6450..cd630287cf0a 100644
+--- a/drivers/gpu/drm/radeon/radeon_uvd.c
++++ b/drivers/gpu/drm/radeon/radeon_uvd.c
+@@ -396,6 +396,29 @@ static int radeon_uvd_cs_msg_decode(uint32_t *msg, 
unsigned buf_sizes[])
+       return 0;
+ }
+ 
++static int radeon_uvd_validate_codec(struct radeon_cs_parser *p,
++                                   unsigned stream_type)
++{
++      switch (stream_type) {
++      case 0: /* H264 */
++      case 1: /* VC1 */
++              /* always supported */
++              return 0;
++
++      case 3: /* MPEG2 */
++      case 4: /* MPEG4 */
++              /* only since UVD 3 */
++              if (p->rdev->family >= CHIP_PALM)
++                      return 0;
++
++              /* fall through */
++      default:
++              DRM_ERROR("UVD codec not supported by hardware %d!\n",
++                        stream_type);
++              return -EINVAL;
++      }
++}
++
+ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
+                            unsigned offset, unsigned buf_sizes[])
+ {
+@@ -436,50 +459,70 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, 
struct radeon_bo *bo,
+               return -EINVAL;
+       }
+ 
+-      if (msg_type == 1) {
+-              /* it's a decode msg, calc buffer sizes */
+-              r = radeon_uvd_cs_msg_decode(msg, buf_sizes);
+-              /* calc image size (width * height) */
+-              img_size = msg[6] * msg[7];
++      switch (msg_type) {
++      case 0:
++              /* it's a create msg, calc image size (width * height) */
++              img_size = msg[7] * msg[8];
++
++              r = radeon_uvd_validate_codec(p, msg[4]);
++              radeon_bo_kunmap(bo);
++              if (r)
++                      return r;
++
++              /* try to alloc a new handle */
++              for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
++                      if (atomic_read(&p->rdev->uvd.handles[i]) == handle) {
++                              DRM_ERROR("Handle 0x%x already in use!\n", 
handle);
++                              return -EINVAL;
++                      }
++
++                      if (!atomic_cmpxchg(&p->rdev->uvd.handles[i], 0, 
handle)) {
++                              p->rdev->uvd.filp[i] = p->filp;
++                              p->rdev->uvd.img_size[i] = img_size;
++                              return 0;
++                      }
++              }
++
++              DRM_ERROR("No more free UVD handles!\n");
++              return -EINVAL;
++
++      case 1:
++              /* it's a decode msg, validate codec and calc buffer sizes */
++              r = radeon_uvd_validate_codec(p, msg[4]);
++              if (!r)
++                      r = radeon_uvd_cs_msg_decode(msg, buf_sizes);
+               radeon_bo_kunmap(bo);
+               if (r)
+                       return r;
+ 
+-      } else if (msg_type == 2) {
++              /* validate the handle */
++              for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
++                      if (atomic_read(&p->rdev->uvd.handles[i]) == handle) {
++                              if (p->rdev->uvd.filp[i] != p->filp) {
++                                      DRM_ERROR("UVD handle collision 
detected!\n");
++                                      return -EINVAL;
++                              }
++                              return 0;
++                      }
++              }
++
++              DRM_ERROR("Invalid UVD handle 0x%x!\n", handle);
++              return -ENOENT;
++
++      case 2:
+               /* it's a destroy msg, free the handle */
+               for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i)
+                       atomic_cmpxchg(&p->rdev->uvd.handles[i], handle, 0);
+               radeon_bo_kunmap(bo);
+               return 0;
+-      } else {
+-              /* it's a create msg, calc image size (width * height) */
+-              img_size = msg[7] * msg[8];
+-              radeon_bo_kunmap(bo);
+ 
+-              if (msg_type != 0) {
+-                      DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type);
+-                      return -EINVAL;
+-              }
+-
+-              /* it's a create msg, no special handling needed */
+-      }
+-
+-      /* create or decode, validate the handle */
+-      for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
+-              if (atomic_read(&p->rdev->uvd.handles[i]) == handle)
+-                      return 0;
+-      }
++      default:
+ 
+-      /* handle not found try to alloc a new one */
+-      for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
+-              if (!atomic_cmpxchg(&p->rdev->uvd.handles[i], 0, handle)) {
+-                      p->rdev->uvd.filp[i] = p->filp;
+-                      p->rdev->uvd.img_size[i] = img_size;
+-                      return 0;
+-              }
++              DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type);
++              return -EINVAL;
+       }
+ 
+-      DRM_ERROR("No more free UVD handles!\n");
++      BUG();
+       return -EINVAL;
+ }
+ 
+diff --git a/drivers/gpu/drm/radeon/radeon_vce.c 
b/drivers/gpu/drm/radeon/radeon_vce.c
+index 976fe432f4e2..7ed561225007 100644
+--- a/drivers/gpu/drm/radeon/radeon_vce.c
++++ b/drivers/gpu/drm/radeon/radeon_vce.c
+@@ -493,18 +493,27 @@ int radeon_vce_cs_reloc(struct radeon_cs_parser *p, int 
lo, int hi,
+  *
+  * @p: parser context
+  * @handle: handle to validate
++ * @allocated: allocated a new handle?
+  *
+  * Validates the handle and return the found session index or -EINVAL
+  * we we don't have another free session index.
+  */
+-int radeon_vce_validate_handle(struct radeon_cs_parser *p, uint32_t handle)
++static int radeon_vce_validate_handle(struct radeon_cs_parser *p,
++                                    uint32_t handle, bool *allocated)
+ {
+       unsigned i;
+ 
++      *allocated = false;
++
+       /* validate the handle */
+       for (i = 0; i < RADEON_MAX_VCE_HANDLES; ++i) {
+-              if (atomic_read(&p->rdev->vce.handles[i]) == handle)
++              if (atomic_read(&p->rdev->vce.handles[i]) == handle) {
++                      if (p->rdev->vce.filp[i] != p->filp) {
++                              DRM_ERROR("VCE handle collision detected!\n");
++                              return -EINVAL;
++                      }
+                       return i;
++              }
+       }
+ 
+       /* handle not found try to alloc a new one */
+@@ -512,6 +521,7 @@ int radeon_vce_validate_handle(struct radeon_cs_parser *p, 
uint32_t handle)
+               if (!atomic_cmpxchg(&p->rdev->vce.handles[i], 0, handle)) {
+                       p->rdev->vce.filp[i] = p->filp;
+                       p->rdev->vce.img_size[i] = 0;
++                      *allocated = true;
+                       return i;
+               }
+       }
+@@ -529,10 +539,10 @@ int radeon_vce_validate_handle(struct radeon_cs_parser 
*p, uint32_t handle)
+ int radeon_vce_cs_parse(struct radeon_cs_parser *p)
+ {
+       int session_idx = -1;
+-      bool destroyed = false;
++      bool destroyed = false, created = false, allocated = false;
+       uint32_t tmp, handle = 0;
+       uint32_t *size = &tmp;
+-      int i, r;
++      int i, r = 0;
+ 
+       while (p->idx < p->chunk_ib->length_dw) {
+               uint32_t len = radeon_get_ib_value(p, p->idx);
+@@ -540,18 +550,21 @@ int radeon_vce_cs_parse(struct radeon_cs_parser *p)
+ 
+               if ((len < 8) || (len & 3)) {
+                       DRM_ERROR("invalid VCE command length (%d)!\n", len);
+-                      return -EINVAL;
++                      r = -EINVAL;
++                      goto out;
+               }
+ 
+               if (destroyed) {
+                       DRM_ERROR("No other command allowed after destroy!\n");
+-                      return -EINVAL;
++                      r = -EINVAL;
++                      goto out;
+               }
+ 
+               switch (cmd) {
+               case 0x00000001: // session
+                       handle = radeon_get_ib_value(p, p->idx + 2);
+-                      session_idx = radeon_vce_validate_handle(p, handle);
++                      session_idx = radeon_vce_validate_handle(p, handle,
++                                                               &allocated);
+                       if (session_idx < 0)
+                               return session_idx;
+                       size = &p->rdev->vce.img_size[session_idx];
+@@ -561,6 +574,13 @@ int radeon_vce_cs_parse(struct radeon_cs_parser *p)
+                       break;
+ 
+               case 0x01000001: // create
++                      created = true;
++                      if (!allocated) {
++                              DRM_ERROR("Handle already in use!\n");
++                              r = -EINVAL;
++                              goto out;
++                      }
++
+                       *size = radeon_get_ib_value(p, p->idx + 8) *
+                               radeon_get_ib_value(p, p->idx + 10) *
+                               8 * 3 / 2;
+@@ -577,12 +597,12 @@ int radeon_vce_cs_parse(struct radeon_cs_parser *p)
+                       r = radeon_vce_cs_reloc(p, p->idx + 10, p->idx + 9,
+                                               *size);
+                       if (r)
+-                              return r;
++                              goto out;
+ 
+                       r = radeon_vce_cs_reloc(p, p->idx + 12, p->idx + 11,
+                                               *size / 3);
+                       if (r)
+-                              return r;
++                              goto out;
+                       break;
+ 
+               case 0x02000001: // destroy
+@@ -593,7 +613,7 @@ int radeon_vce_cs_parse(struct radeon_cs_parser *p)
+                       r = radeon_vce_cs_reloc(p, p->idx + 3, p->idx + 2,
+                                               *size * 2);
+                       if (r)
+-                              return r;
++                              goto out;
+                       break;
+ 
+               case 0x05000004: // video bitstream buffer
+@@ -601,36 +621,47 @@ int radeon_vce_cs_parse(struct radeon_cs_parser *p)
+                       r = radeon_vce_cs_reloc(p, p->idx + 3, p->idx + 2,
+                                               tmp);
+                       if (r)
+-                              return r;
++                              goto out;
+                       break;
+ 
+               case 0x05000005: // feedback buffer
+                       r = radeon_vce_cs_reloc(p, p->idx + 3, p->idx + 2,
+                                               4096);
+                       if (r)
+-                              return r;
++                              goto out;
+                       break;
+ 
+               default:
+                       DRM_ERROR("invalid VCE command (0x%x)!\n", cmd);
+-                      return -EINVAL;
++                      r = -EINVAL;
++                      goto out;
+               }
+ 
+               if (session_idx == -1) {
+                       DRM_ERROR("no session command at start of IB\n");
+-                      return -EINVAL;
++                      r = -EINVAL;
++                      goto out;
+               }
+ 
+               p->idx += len / 4;
+       }
+ 
+-      if (destroyed) {
+-              /* IB contains a destroy msg, free the handle */
++      if (allocated && !created) {
++              DRM_ERROR("New session without create command!\n");
++              r = -ENOENT;
++      }
++
++out:
++      if ((!r && destroyed) || (r && allocated)) {
++              /*
++               * IB contains a destroy msg or we have allocated an
++               * handle and got an error, anyway free the handle
++               */
+               for (i = 0; i < RADEON_MAX_VCE_HANDLES; ++i)
+                       atomic_cmpxchg(&p->rdev->vce.handles[i], handle, 0);
+       }
+ 
+-      return 0;
++      return r;
+ }
+ 
+ /**
+diff --git a/drivers/gpu/drm/radeon/rv770d.h b/drivers/gpu/drm/radeon/rv770d.h
+index 3cf1e2921545..9ef2064b1c9c 100644
+--- a/drivers/gpu/drm/radeon/rv770d.h
++++ b/drivers/gpu/drm/radeon/rv770d.h
+@@ -989,6 +989,9 @@
+                        ((n) & 0x3FFF) << 16)
+ 
+ /* UVD */
++#define UVD_SEMA_ADDR_LOW                             0xef00
++#define UVD_SEMA_ADDR_HIGH                            0xef04
++#define UVD_SEMA_CMD                                  0xef08
+ #define UVD_GPCOM_VCPU_CMD                            0xef0c
+ #define UVD_GPCOM_VCPU_DATA0                          0xef10
+ #define UVD_GPCOM_VCPU_DATA1                          0xef14
+diff --git a/drivers/gpu/drm/radeon/uvd_v1_0.c 
b/drivers/gpu/drm/radeon/uvd_v1_0.c
+index e72b3cb59358..c6b1cbca47fc 100644
+--- a/drivers/gpu/drm/radeon/uvd_v1_0.c
++++ b/drivers/gpu/drm/radeon/uvd_v1_0.c
+@@ -466,18 +466,8 @@ bool uvd_v1_0_semaphore_emit(struct radeon_device *rdev,
+                            struct radeon_semaphore *semaphore,
+                            bool emit_wait)
+ {
+-      uint64_t addr = semaphore->gpu_addr;
+-
+-      radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_LOW, 0));
+-      radeon_ring_write(ring, (addr >> 3) & 0x000FFFFF);
+-
+-      radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_HIGH, 0));
+-      radeon_ring_write(ring, (addr >> 23) & 0x000FFFFF);
+-
+-      radeon_ring_write(ring, PACKET0(UVD_SEMA_CMD, 0));
+-      radeon_ring_write(ring, emit_wait ? 1 : 0);
+-
+-      return true;
++      /* disable semaphores for UVD V1 hardware */
++      return false;
+ }
+ 
+ /**
+diff --git a/drivers/gpu/drm/radeon/uvd_v2_2.c 
b/drivers/gpu/drm/radeon/uvd_v2_2.c
+index 89193519f8a1..7ed778cec7c6 100644
+--- a/drivers/gpu/drm/radeon/uvd_v2_2.c
++++ b/drivers/gpu/drm/radeon/uvd_v2_2.c
+@@ -60,6 +60,35 @@ void uvd_v2_2_fence_emit(struct radeon_device *rdev,
+ }
+ 
+ /**
++ * uvd_v2_2_semaphore_emit - emit semaphore command
++ *
++ * @rdev: radeon_device pointer
++ * @ring: radeon_ring pointer
++ * @semaphore: semaphore to emit commands for
++ * @emit_wait: true if we should emit a wait command
++ *
++ * Emit a semaphore command (either wait or signal) to the UVD ring.
++ */
++bool uvd_v2_2_semaphore_emit(struct radeon_device *rdev,
++                           struct radeon_ring *ring,
++                           struct radeon_semaphore *semaphore,
++                           bool emit_wait)
++{
++      uint64_t addr = semaphore->gpu_addr;
++
++      radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_LOW, 0));
++      radeon_ring_write(ring, (addr >> 3) & 0x000FFFFF);
++
++      radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_HIGH, 0));
++      radeon_ring_write(ring, (addr >> 23) & 0x000FFFFF);
++
++      radeon_ring_write(ring, PACKET0(UVD_SEMA_CMD, 0));
++      radeon_ring_write(ring, emit_wait ? 1 : 0);
++
++      return true;
++}
++
++/**
+  * uvd_v2_2_resume - memory controller programming
+  *
+  * @rdev: radeon_device pointer
+diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
+index d570030d899c..06441a43c3aa 100644
+--- a/drivers/infiniband/core/cma.c
++++ b/drivers/infiniband/core/cma.c
+@@ -859,19 +859,27 @@ static void cma_save_ib_info(struct rdma_cm_id *id, 
struct rdma_cm_id *listen_id
+       memcpy(&ib->sib_addr, &path->dgid, 16);
+ }
+ 
++static __be16 ss_get_port(const struct sockaddr_storage *ss)
++{
++      if (ss->ss_family == AF_INET)
++              return ((struct sockaddr_in *)ss)->sin_port;
++      else if (ss->ss_family == AF_INET6)
++              return ((struct sockaddr_in6 *)ss)->sin6_port;
++      BUG();
++}
++
+ static void cma_save_ip4_info(struct rdma_cm_id *id, struct rdma_cm_id 
*listen_id,
+                             struct cma_hdr *hdr)
+ {
+-      struct sockaddr_in *listen4, *ip4;
++      struct sockaddr_in *ip4;
+ 
+-      listen4 = (struct sockaddr_in *) &listen_id->route.addr.src_addr;
+       ip4 = (struct sockaddr_in *) &id->route.addr.src_addr;
+-      ip4->sin_family = listen4->sin_family;
++      ip4->sin_family = AF_INET;
+       ip4->sin_addr.s_addr = hdr->dst_addr.ip4.addr;
+-      ip4->sin_port = listen4->sin_port;
++      ip4->sin_port = ss_get_port(&listen_id->route.addr.src_addr);
+ 
+       ip4 = (struct sockaddr_in *) &id->route.addr.dst_addr;
+-      ip4->sin_family = listen4->sin_family;
++      ip4->sin_family = AF_INET;
+       ip4->sin_addr.s_addr = hdr->src_addr.ip4.addr;
+       ip4->sin_port = hdr->port;
+ }
+@@ -879,16 +887,15 @@ static void cma_save_ip4_info(struct rdma_cm_id *id, 
struct rdma_cm_id *listen_i
+ static void cma_save_ip6_info(struct rdma_cm_id *id, struct rdma_cm_id 
*listen_id,
+                             struct cma_hdr *hdr)
+ {
+-      struct sockaddr_in6 *listen6, *ip6;
++      struct sockaddr_in6 *ip6;
+ 
+-      listen6 = (struct sockaddr_in6 *) &listen_id->route.addr.src_addr;
+       ip6 = (struct sockaddr_in6 *) &id->route.addr.src_addr;
+-      ip6->sin6_family = listen6->sin6_family;
++      ip6->sin6_family = AF_INET6;
+       ip6->sin6_addr = hdr->dst_addr.ip6;
+-      ip6->sin6_port = listen6->sin6_port;
++      ip6->sin6_port = ss_get_port(&listen_id->route.addr.src_addr);
+ 
+       ip6 = (struct sockaddr_in6 *) &id->route.addr.dst_addr;
+-      ip6->sin6_family = listen6->sin6_family;
++      ip6->sin6_family = AF_INET6;
+       ip6->sin6_addr = hdr->src_addr.ip6;
+       ip6->sin6_port = hdr->port;
+ }
+diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
+index 414739295d04..713a96237a80 100644
+--- a/drivers/md/dm-crypt.c
++++ b/drivers/md/dm-crypt.c
+@@ -925,10 +925,11 @@ static int crypt_convert(struct crypt_config *cc,
+ 
+               switch (r) {
+               /* async */
+-              case -EINPROGRESS:
+               case -EBUSY:
+                       wait_for_completion(&ctx->restart);
+                       reinit_completion(&ctx->restart);
++                      /* fall through*/
++              case -EINPROGRESS:
+                       ctx->req = NULL;
+                       ctx->cc_sector++;
+                       continue;
+@@ -1345,8 +1346,10 @@ static void kcryptd_async_done(struct 
crypto_async_request *async_req,
+       struct dm_crypt_io *io = container_of(ctx, struct dm_crypt_io, ctx);
+       struct crypt_config *cc = io->cc;
+ 
+-      if (error == -EINPROGRESS)
++      if (error == -EINPROGRESS) {
++              complete(&ctx->restart);
+               return;
++      }
+ 
+       if (!error && cc->iv_gen_ops && cc->iv_gen_ops->post)
+               error = cc->iv_gen_ops->post(cc, iv_of_dmreq(cc, dmreq), dmreq);
+@@ -1357,15 +1360,12 @@ static void kcryptd_async_done(struct 
crypto_async_request *async_req,
+       crypt_free_req(cc, req_of_dmreq(cc, dmreq), io->base_bio);
+ 
+       if (!atomic_dec_and_test(&ctx->cc_pending))
+-              goto done;
++              return;
+ 
+       if (bio_data_dir(io->base_bio) == READ)
+               kcryptd_crypt_read_done(io);
+       else
+               kcryptd_crypt_write_io_submit(io, 1);
+-done:
+-      if (!completion_done(&ctx->restart))
+-              complete(&ctx->restart);
+ }
+ 
+ static void kcryptd_crypt(struct work_struct *work)
+diff --git a/drivers/md/md.c b/drivers/md/md.c
+index e6178787ce3d..e47d1dd046da 100644
+--- a/drivers/md/md.c
++++ b/drivers/md/md.c
+@@ -4754,12 +4754,12 @@ static void md_free(struct kobject *ko)
+       if (mddev->sysfs_state)
+               sysfs_put(mddev->sysfs_state);
+ 
++      if (mddev->queue)
++              blk_cleanup_queue(mddev->queue);
+       if (mddev->gendisk) {
+               del_gendisk(mddev->gendisk);
+               put_disk(mddev->gendisk);
+       }
+-      if (mddev->queue)
+-              blk_cleanup_queue(mddev->queue);
+ 
+       kfree(mddev);
+ }
+diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c 
b/drivers/media/platform/marvell-ccic/mcam-core.c
+index dd5b1415f974..f902eb4ee569 100644
+--- a/drivers/media/platform/marvell-ccic/mcam-core.c
++++ b/drivers/media/platform/marvell-ccic/mcam-core.c
+@@ -116,8 +116,8 @@ static struct mcam_format_struct {
+               .planar         = false,
+       },
+       {
+-              .desc           = "UYVY 4:2:2",
+-              .pixelformat    = V4L2_PIX_FMT_UYVY,
++              .desc           = "YVYU 4:2:2",
++              .pixelformat    = V4L2_PIX_FMT_YVYU,
+               .mbus_code      = MEDIA_BUS_FMT_YUYV8_2X8,
+               .bpp            = 2,
+               .planar         = false,
+@@ -748,7 +748,7 @@ static void mcam_ctlr_image(struct mcam_camera *cam)
+ 
+       switch (fmt->pixelformat) {
+       case V4L2_PIX_FMT_YUYV:
+-      case V4L2_PIX_FMT_UYVY:
++      case V4L2_PIX_FMT_YVYU:
+               widthy = fmt->width * 2;
+               widthuv = 0;
+               break;
+@@ -784,15 +784,15 @@ static void mcam_ctlr_image(struct mcam_camera *cam)
+       case V4L2_PIX_FMT_YUV420:
+       case V4L2_PIX_FMT_YVU420:
+               mcam_reg_write_mask(cam, REG_CTRL0,
+-                      C0_DF_YUV | C0_YUV_420PL | C0_YUVE_YVYU, C0_DF_MASK);
++                      C0_DF_YUV | C0_YUV_420PL | C0_YUVE_VYUY, C0_DF_MASK);
+               break;
+       case V4L2_PIX_FMT_YUYV:
+               mcam_reg_write_mask(cam, REG_CTRL0,
+-                      C0_DF_YUV | C0_YUV_PACKED | C0_YUVE_UYVY, C0_DF_MASK);
++                      C0_DF_YUV | C0_YUV_PACKED | C0_YUVE_NOSWAP, C0_DF_MASK);
+               break;
+-      case V4L2_PIX_FMT_UYVY:
++      case V4L2_PIX_FMT_YVYU:
+               mcam_reg_write_mask(cam, REG_CTRL0,
+-                      C0_DF_YUV | C0_YUV_PACKED | C0_YUVE_YUYV, C0_DF_MASK);
++                      C0_DF_YUV | C0_YUV_PACKED | C0_YUVE_SWAP24, C0_DF_MASK);
+               break;
+       case V4L2_PIX_FMT_JPEG:
+               mcam_reg_write_mask(cam, REG_CTRL0,
+diff --git a/drivers/media/platform/marvell-ccic/mcam-core.h 
b/drivers/media/platform/marvell-ccic/mcam-core.h
+index aa0c6eac254a..7ffdf4dbaf8c 100644
+--- a/drivers/media/platform/marvell-ccic/mcam-core.h
++++ b/drivers/media/platform/marvell-ccic/mcam-core.h
+@@ -330,10 +330,10 @@ int mccic_resume(struct mcam_camera *cam);
+ #define         C0_YUVE_YVYU    0x00010000    /* Y1CrY0Cb             */
+ #define         C0_YUVE_VYUY    0x00020000    /* CrY1CbY0             */
+ #define         C0_YUVE_UYVY    0x00030000    /* CbY1CrY0             */
+-#define         C0_YUVE_XYUV    0x00000000    /* 420: .YUV            */
+-#define         C0_YUVE_XYVU    0x00010000    /* 420: .YVU            */
+-#define         C0_YUVE_XUVY    0x00020000    /* 420: .UVY            */
+-#define         C0_YUVE_XVUY    0x00030000    /* 420: .VUY            */
++#define         C0_YUVE_NOSWAP  0x00000000    /* no bytes swapping    */
++#define         C0_YUVE_SWAP13  0x00010000    /* swap byte 1 and 3    */
++#define         C0_YUVE_SWAP24  0x00020000    /* swap byte 2 and 4    */
++#define         C0_YUVE_SWAP1324 0x00030000   /* swap bytes 1&3 and 2&4 */
+ /* Bayer bits 18,19 if needed */
+ #define         C0_EOF_VSYNC    0x00400000    /* Generate EOF by VSYNC */
+ #define         C0_VEDGE_CTRL   0x00800000    /* Detect falling edge of VSYNC 
*/
+diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
+index c69afb5e264e..ed2e71a74a58 100644
+--- a/drivers/mmc/card/block.c
++++ b/drivers/mmc/card/block.c
+@@ -1029,6 +1029,18 @@ static inline void mmc_blk_reset_success(struct 
mmc_blk_data *md, int type)
+       md->reset_done &= ~type;
+ }
+ 
++int mmc_access_rpmb(struct mmc_queue *mq)
++{
++      struct mmc_blk_data *md = mq->data;
++      /*
++       * If this is a RPMB partition access, return ture
++       */
++      if (md && md->part_type == EXT_CSD_PART_CONFIG_ACC_RPMB)
++              return true;
++
++      return false;
++}
++
+ static int mmc_blk_issue_discard_rq(struct mmc_queue *mq, struct request *req)
+ {
+       struct mmc_blk_data *md = mq->data;
+diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c
+index 236d194c2883..8efa3684aef8 100644
+--- a/drivers/mmc/card/queue.c
++++ b/drivers/mmc/card/queue.c
+@@ -38,7 +38,7 @@ static int mmc_prep_request(struct request_queue *q, struct 
request *req)
+               return BLKPREP_KILL;
+       }
+ 
+-      if (mq && mmc_card_removed(mq->card))
++      if (mq && (mmc_card_removed(mq->card) || mmc_access_rpmb(mq)))
+               return BLKPREP_KILL;
+ 
+       req->cmd_flags |= REQ_DONTPREP;
+diff --git a/drivers/mmc/card/queue.h b/drivers/mmc/card/queue.h
+index 5752d50049a3..99e6521e6169 100644
+--- a/drivers/mmc/card/queue.h
++++ b/drivers/mmc/card/queue.h
+@@ -73,4 +73,6 @@ extern void mmc_queue_bounce_post(struct mmc_queue_req *);
+ extern int mmc_packed_init(struct mmc_queue *, struct mmc_card *);
+ extern void mmc_packed_clean(struct mmc_queue *);
+ 
++extern int mmc_access_rpmb(struct mmc_queue *);
++
+ #endif
+diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
+index 23f10f72e5f3..57a8d00672d3 100644
+--- a/drivers/mmc/core/core.c
++++ b/drivers/mmc/core/core.c
+@@ -2648,6 +2648,7 @@ int mmc_pm_notify(struct notifier_block *notify_block,
+       switch (mode) {
+       case PM_HIBERNATION_PREPARE:
+       case PM_SUSPEND_PREPARE:
++      case PM_RESTORE_PREPARE:
+               spin_lock_irqsave(&host->lock, flags);
+               host->rescan_disable = 1;
+               spin_unlock_irqrestore(&host->lock, flags);
+diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
+index 7d9d6a321521..5165ae75d540 100644
+--- a/drivers/mmc/host/sh_mmcif.c
++++ b/drivers/mmc/host/sh_mmcif.c
+@@ -1402,7 +1402,7 @@ static int sh_mmcif_probe(struct platform_device *pdev)
+       host            = mmc_priv(mmc);
+       host->mmc       = mmc;
+       host->addr      = reg;
+-      host->timeout   = msecs_to_jiffies(1000);
++      host->timeout   = msecs_to_jiffies(10000);
+       host->ccs_enable = !pd || !pd->ccs_unsupported;
+       host->clk_ctrl2_enable = pd && pd->clk_ctrl2_present;
+ 
+diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
+index 89dca77ca038..18ee2089df4a 100644
+--- a/drivers/pinctrl/core.c
++++ b/drivers/pinctrl/core.c
+@@ -1110,7 +1110,7 @@ void devm_pinctrl_put(struct pinctrl *p)
+ EXPORT_SYMBOL_GPL(devm_pinctrl_put);
+ 
+ int pinctrl_register_map(struct pinctrl_map const *maps, unsigned num_maps,
+-                       bool dup, bool locked)
++                       bool dup)
+ {
+       int i, ret;
+       struct pinctrl_maps *maps_node;
+@@ -1178,11 +1178,9 @@ int pinctrl_register_map(struct pinctrl_map const 
*maps, unsigned num_maps,
+               maps_node->maps = maps;
+       }
+ 
+-      if (!locked)
+-              mutex_lock(&pinctrl_maps_mutex);
++      mutex_lock(&pinctrl_maps_mutex);
+       list_add_tail(&maps_node->node, &pinctrl_maps);
+-      if (!locked)
+-              mutex_unlock(&pinctrl_maps_mutex);
++      mutex_unlock(&pinctrl_maps_mutex);
+ 
+       return 0;
+ }
+@@ -1197,7 +1195,7 @@ int pinctrl_register_map(struct pinctrl_map const *maps, 
unsigned num_maps,
+ int pinctrl_register_mappings(struct pinctrl_map const *maps,
+                             unsigned num_maps)
+ {
+-      return pinctrl_register_map(maps, num_maps, true, false);
++      return pinctrl_register_map(maps, num_maps, true);
+ }
+ 
+ void pinctrl_unregister_map(struct pinctrl_map const *map)
+diff --git a/drivers/pinctrl/core.h b/drivers/pinctrl/core.h
+index 75476b3d87da..b24ea846c867 100644
+--- a/drivers/pinctrl/core.h
++++ b/drivers/pinctrl/core.h
+@@ -183,7 +183,7 @@ static inline struct pin_desc *pin_desc_get(struct 
pinctrl_dev *pctldev,
+ }
+ 
+ int pinctrl_register_map(struct pinctrl_map const *maps, unsigned num_maps,
+-                       bool dup, bool locked);
++                       bool dup);
+ void pinctrl_unregister_map(struct pinctrl_map const *map);
+ 
+ extern int pinctrl_force_sleep(struct pinctrl_dev *pctldev);
+diff --git a/drivers/pinctrl/devicetree.c b/drivers/pinctrl/devicetree.c
+index eda13de2e7c0..0bbf7d71b281 100644
+--- a/drivers/pinctrl/devicetree.c
++++ b/drivers/pinctrl/devicetree.c
+@@ -92,7 +92,7 @@ static int dt_remember_or_free_map(struct pinctrl *p, const 
char *statename,
+       dt_map->num_maps = num_maps;
+       list_add_tail(&dt_map->node, &p->dt_maps);
+ 
+-      return pinctrl_register_map(map, num_maps, false, true);
++      return pinctrl_register_map(map, num_maps, false);
+ }
+ 
+ struct pinctrl_dev *of_pinctrl_get(struct device_node *np)
+diff --git a/drivers/rtc/rtc-armada38x.c b/drivers/rtc/rtc-armada38x.c
+index 43e04af39e09..cb70ced7e0db 100644
+--- a/drivers/rtc/rtc-armada38x.c
++++ b/drivers/rtc/rtc-armada38x.c
+@@ -40,6 +40,13 @@ struct armada38x_rtc {
+       void __iomem        *regs;
+       void __iomem        *regs_soc;
+       spinlock_t          lock;
++      /*
++       * While setting the time, the RTC TIME register should not be
++       * accessed. Setting the RTC time involves sleeping during
++       * 100ms, so a mutex instead of a spinlock is used to protect
++       * it
++       */
++      struct mutex        mutex_time;
+       int                 irq;
+ };
+ 
+@@ -59,8 +66,7 @@ static int armada38x_rtc_read_time(struct device *dev, 
struct rtc_time *tm)
+       struct armada38x_rtc *rtc = dev_get_drvdata(dev);
+       unsigned long time, time_check, flags;
+ 
+-      spin_lock_irqsave(&rtc->lock, flags);
+-
++      mutex_lock(&rtc->mutex_time);
+       time = readl(rtc->regs + RTC_TIME);
+       /*
+        * WA for failing time set attempts. As stated in HW ERRATA if
+@@ -71,7 +77,7 @@ static int armada38x_rtc_read_time(struct device *dev, 
struct rtc_time *tm)
+       if ((time_check - time) > 1)
+               time_check = readl(rtc->regs + RTC_TIME);
+ 
+-      spin_unlock_irqrestore(&rtc->lock, flags);
++      mutex_unlock(&rtc->mutex_time);
+ 
+       rtc_time_to_tm(time_check, tm);
+ 
+@@ -94,19 +100,12 @@ static int armada38x_rtc_set_time(struct device *dev, 
struct rtc_time *tm)
+        * then wait for 100ms before writing to the time register to be
+        * sure that the data will be taken into account.
+        */
+-      spin_lock_irqsave(&rtc->lock, flags);
+-
++      mutex_lock(&rtc->mutex_time);
+       rtc_delayed_write(0, rtc, RTC_STATUS);
+-
+-      spin_unlock_irqrestore(&rtc->lock, flags);
+-
+       msleep(100);
+-
+-      spin_lock_irqsave(&rtc->lock, flags);
+-
+       rtc_delayed_write(time, rtc, RTC_TIME);
++      mutex_unlock(&rtc->mutex_time);
+ 
+-      spin_unlock_irqrestore(&rtc->lock, flags);
+ out:
+       return ret;
+ }
+@@ -230,6 +229,7 @@ static __init int armada38x_rtc_probe(struct 
platform_device *pdev)
+               return -ENOMEM;
+ 
+       spin_lock_init(&rtc->lock);
++      mutex_init(&rtc->mutex_time);
+ 
+       res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rtc");
+       rtc->regs = devm_ioremap_resource(&pdev->dev, res);
+diff --git a/drivers/tty/hvc/hvc_xen.c b/drivers/tty/hvc/hvc_xen.c
+index f1e57425e39f..5bab1c684bb1 100644
+--- a/drivers/tty/hvc/hvc_xen.c
++++ b/drivers/tty/hvc/hvc_xen.c
+@@ -299,11 +299,27 @@ static int xen_initial_domain_console_init(void)
+       return 0;
+ }
+ 
++static void xen_console_update_evtchn(struct xencons_info *info)
++{
++      if (xen_hvm_domain()) {
++              uint64_t v;
++              int err;
++
++              err = hvm_get_parameter(HVM_PARAM_CONSOLE_EVTCHN, &v);
++              if (!err && v)
++                      info->evtchn = v;
++      } else
++              info->evtchn = xen_start_info->console.domU.evtchn;
++}
++
+ void xen_console_resume(void)
+ {
+       struct xencons_info *info = vtermno_to_xencons(HVC_COOKIE);
+-      if (info != NULL && info->irq)
++      if (info != NULL && info->irq) {
++              if (!xen_initial_domain())
++                      xen_console_update_evtchn(info);
+               rebind_evtchn_irq(info->evtchn, info->irq);
++      }
+ }
+ 
+ static void xencons_disconnect_backend(struct xencons_info *info)
+diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c
+index 4cde85501444..837d1778970b 100644
+--- a/drivers/vfio/vfio.c
++++ b/drivers/vfio/vfio.c
+@@ -711,6 +711,8 @@ void *vfio_del_group_dev(struct device *dev)
+       void *device_data = device->device_data;
+       struct vfio_unbound_dev *unbound;
+       unsigned int i = 0;
++      long ret;
++      bool interrupted = false;
+ 
+       /*
+        * The group exists so long as we have a device reference.  Get
+@@ -756,9 +758,22 @@ void *vfio_del_group_dev(struct device *dev)
+ 
+               vfio_device_put(device);
+ 
+-      } while (wait_event_interruptible_timeout(vfio.release_q,
+-                                                !vfio_dev_present(group, dev),
+-                                                HZ * 10) <= 0);
++              if (interrupted) {
++                      ret = wait_event_timeout(vfio.release_q,
++                                      !vfio_dev_present(group, dev), HZ * 10);
++              } else {
++                      ret = wait_event_interruptible_timeout(vfio.release_q,
++                                      !vfio_dev_present(group, dev), HZ * 10);
++                      if (ret == -ERESTARTSYS) {
++                              interrupted = true;
++                              dev_warn(dev,
++                                       "Device is currently in use, task"
++                                       " \"%s\" (%d) "
++                                       "blocked until device is released",
++                                       current->comm, task_pid_nr(current));
++                      }
++              }
++      } while (ret <= 0);
+ 
+       vfio_group_put(group);
+ 
+diff --git a/drivers/xen/events/events_2l.c b/drivers/xen/events/events_2l.c
+index 5db43fc100a4..7dd46312c180 100644
+--- a/drivers/xen/events/events_2l.c
++++ b/drivers/xen/events/events_2l.c
+@@ -345,6 +345,15 @@ irqreturn_t xen_debug_interrupt(int irq, void *dev_id)
+       return IRQ_HANDLED;
+ }
+ 
++static void evtchn_2l_resume(void)
++{
++      int i;
++
++      for_each_online_cpu(i)
++              memset(per_cpu(cpu_evtchn_mask, i), 0, sizeof(xen_ulong_t) *
++                              EVTCHN_2L_NR_CHANNELS/BITS_PER_EVTCHN_WORD);
++}
++
+ static const struct evtchn_ops evtchn_ops_2l = {
+       .max_channels      = evtchn_2l_max_channels,
+       .nr_channels       = evtchn_2l_max_channels,
+@@ -356,6 +365,7 @@ static const struct evtchn_ops evtchn_ops_2l = {
+       .mask              = evtchn_2l_mask,
+       .unmask            = evtchn_2l_unmask,
+       .handle_events     = evtchn_2l_handle_events,
++      .resume            = evtchn_2l_resume,
+ };
+ 
+ void __init xen_evtchn_2l_init(void)
+diff --git a/drivers/xen/events/events_base.c 
b/drivers/xen/events/events_base.c
+index 70fba973a107..2b8553bd8715 100644
+--- a/drivers/xen/events/events_base.c
++++ b/drivers/xen/events/events_base.c
+@@ -529,8 +529,8 @@ static unsigned int __startup_pirq(unsigned int irq)
+       if (rc)
+               goto err;
+ 
+-      bind_evtchn_to_cpu(evtchn, 0);
+       info->evtchn = evtchn;
++      bind_evtchn_to_cpu(evtchn, 0);
+ 
+       rc = xen_evtchn_port_setup(info);
+       if (rc)
+@@ -1279,8 +1279,9 @@ void rebind_evtchn_irq(int evtchn, int irq)
+ 
+       mutex_unlock(&irq_mapping_update_lock);
+ 
+-      /* new event channels are always bound to cpu 0 */
+-      irq_set_affinity(irq, cpumask_of(0));
++        bind_evtchn_to_cpu(evtchn, info->cpu);
++      /* This will be deferred until interrupt is processed */
++      irq_set_affinity(irq, cpumask_of(info->cpu));
+ 
+       /* Unmask the event channel. */
+       enable_irq(irq);
+diff --git a/drivers/xen/xen-pciback/conf_space.c 
b/drivers/xen/xen-pciback/conf_space.c
+index 75fe3d466515..9c234209d8b5 100644
+--- a/drivers/xen/xen-pciback/conf_space.c
++++ b/drivers/xen/xen-pciback/conf_space.c
+@@ -16,8 +16,8 @@
+ #include "conf_space.h"
+ #include "conf_space_quirks.h"
+ 
+-bool permissive;
+-module_param(permissive, bool, 0644);
++bool xen_pcibk_permissive;
++module_param_named(permissive, xen_pcibk_permissive, bool, 0644);
+ 
+ /* This is where xen_pcibk_read_config_byte, xen_pcibk_read_config_word,
+  * xen_pcibk_write_config_word, and xen_pcibk_write_config_byte are created. 
*/
+@@ -262,7 +262,7 @@ int xen_pcibk_config_write(struct pci_dev *dev, int 
offset, int size, u32 value)
+                * This means that some fields may still be read-only because
+                * they have entries in the config_field list that intercept
+                * the write and do nothing. */
+-              if (dev_data->permissive || permissive) {
++              if (dev_data->permissive || xen_pcibk_permissive) {
+                       switch (size) {
+                       case 1:
+                               err = pci_write_config_byte(dev, offset,
+diff --git a/drivers/xen/xen-pciback/conf_space.h 
b/drivers/xen/xen-pciback/conf_space.h
+index 2e1d73d1d5d0..62461a8ba1d6 100644
+--- a/drivers/xen/xen-pciback/conf_space.h
++++ b/drivers/xen/xen-pciback/conf_space.h
+@@ -64,7 +64,7 @@ struct config_field_entry {
+       void *data;
+ };
+ 
+-extern bool permissive;
++extern bool xen_pcibk_permissive;
+ 
+ #define OFFSET(cfg_entry) 
((cfg_entry)->base_offset+(cfg_entry)->field->offset)
+ 
+diff --git a/drivers/xen/xen-pciback/conf_space_header.c 
b/drivers/xen/xen-pciback/conf_space_header.c
+index 2d7369391472..f8baf463dd35 100644
+--- a/drivers/xen/xen-pciback/conf_space_header.c
++++ b/drivers/xen/xen-pciback/conf_space_header.c
+@@ -105,7 +105,7 @@ static int command_write(struct pci_dev *dev, int offset, 
u16 value, void *data)
+ 
+       cmd->val = value;
+ 
+-      if (!permissive && (!dev_data || !dev_data->permissive))
++      if (!xen_pcibk_permissive && (!dev_data || !dev_data->permissive))
+               return 0;
+ 
+       /* Only allow the guest to control certain bits. */
+diff --git a/drivers/xen/xenbus/xenbus_probe.c 
b/drivers/xen/xenbus/xenbus_probe.c
+index 564b31584860..5390a674b5e3 100644
+--- a/drivers/xen/xenbus/xenbus_probe.c
++++ b/drivers/xen/xenbus/xenbus_probe.c
+@@ -57,6 +57,7 @@
+ #include <xen/xen.h>
+ #include <xen/xenbus.h>
+ #include <xen/events.h>
++#include <xen/xen-ops.h>
+ #include <xen/page.h>
+ 
+ #include <xen/hvm.h>
+@@ -735,6 +736,30 @@ static int __init xenstored_local_init(void)
+       return err;
+ }
+ 
++static int xenbus_resume_cb(struct notifier_block *nb,
++                          unsigned long action, void *data)
++{
++      int err = 0;
++
++      if (xen_hvm_domain()) {
++              uint64_t v;
++
++              err = hvm_get_parameter(HVM_PARAM_STORE_EVTCHN, &v);
++              if (!err && v)
++                      xen_store_evtchn = v;
++              else
++                      pr_warn("Cannot update xenstore event channel: %d\n",
++                              err);
++      } else
++              xen_store_evtchn = xen_start_info->store_evtchn;
++
++      return err;
++}
++
++static struct notifier_block xenbus_resume_nb = {
++      .notifier_call = xenbus_resume_cb,
++};
++
+ static int __init xenbus_init(void)
+ {
+       int err = 0;
+@@ -793,6 +818,10 @@ static int __init xenbus_init(void)
+               goto out_error;
+       }
+ 
++      if ((xen_store_domain_type != XS_LOCAL) &&
++          (xen_store_domain_type != XS_UNKNOWN))
++              xen_resume_notifier_register(&xenbus_resume_nb);
++
+ #ifdef CONFIG_XEN_COMPAT_XENFS
+       /*
+        * Create xenfs mountpoint in /proc for compatibility with
+diff --git a/fs/coredump.c b/fs/coredump.c
+index f319926ddf8c..bbbe139ab280 100644
+--- a/fs/coredump.c
++++ b/fs/coredump.c
+@@ -657,7 +657,7 @@ void do_coredump(const siginfo_t *siginfo)
+                */
+               if (!uid_eq(inode->i_uid, current_fsuid()))
+                       goto close_fail;
+-              if (!cprm.file->f_op->write)
++              if (!(cprm.file->f_mode & FMODE_CAN_WRITE))
+                       goto close_fail;
+               if (do_truncate(cprm.file->f_path.dentry, 0, 0, cprm.file))
+                       goto close_fail;
+diff --git a/fs/namei.c b/fs/namei.c
+index caa38a24e1f7..50a8583e8156 100644
+--- a/fs/namei.c
++++ b/fs/namei.c
+@@ -3228,7 +3228,7 @@ static struct file *path_openat(int dfd, struct filename 
*pathname,
+ 
+       if (unlikely(file->f_flags & __O_TMPFILE)) {
+               error = do_tmpfile(dfd, pathname, nd, flags, op, file, &opened);
+-              goto out;
++              goto out2;
+       }
+ 
+       error = path_init(dfd, pathname->name, flags, nd);
+@@ -3258,6 +3258,7 @@ static struct file *path_openat(int dfd, struct filename 
*pathname,
+       }
+ out:
+       path_cleanup(nd);
++out2:
+       if (!(opened & FILE_OPENED)) {
+               BUG_ON(!error);
+               put_filp(file);
+diff --git a/fs/namespace.c b/fs/namespace.c
+index 4622ee32a5e2..38ed1e1bed41 100644
+--- a/fs/namespace.c
++++ b/fs/namespace.c
+@@ -3178,6 +3178,12 @@ bool fs_fully_visible(struct file_system_type *type)
+               if (mnt->mnt.mnt_sb->s_type != type)
+                       continue;
+ 
++              /* This mount is not fully visible if it's root directory
++               * is not the root directory of the filesystem.
++               */
++              if (mnt->mnt.mnt_root != mnt->mnt.mnt_sb->s_root)
++                      continue;
++
+               /* This mount is not fully visible if there are any child mounts
+                * that cover anything except for empty directories.
+                */
+diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c
+index ecdbae19a766..090d8ce25bd1 100644
+--- a/fs/nilfs2/btree.c
++++ b/fs/nilfs2/btree.c
+@@ -388,7 +388,7 @@ static int nilfs_btree_root_broken(const struct 
nilfs_btree_node *node,
+       nchildren = nilfs_btree_node_get_nchildren(node);
+ 
+       if (unlikely(level < NILFS_BTREE_LEVEL_NODE_MIN ||
+-                   level > NILFS_BTREE_LEVEL_MAX ||
++                   level >= NILFS_BTREE_LEVEL_MAX ||
+                    nchildren < 0 ||
+                    nchildren > NILFS_BTREE_ROOT_NCHILDREN_MAX)) {
+               pr_crit("NILFS: bad btree root (inode number=%lu): level = %d, 
flags = 0x%x, nchildren = %d\n",
+diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c
+index a6944b25fd5b..fdf4b41d0609 100644
+--- a/fs/ocfs2/dlm/dlmmaster.c
++++ b/fs/ocfs2/dlm/dlmmaster.c
+@@ -757,6 +757,19 @@ lookup:
+       if (tmpres) {
+               spin_unlock(&dlm->spinlock);
+               spin_lock(&tmpres->spinlock);
++
++              /*
++               * Right after dlm spinlock was released, dlm_thread could have
++               * purged the lockres. Check if lockres got unhashed. If so
++               * start over.
++               */
++              if (hlist_unhashed(&tmpres->hash_node)) {
++                      spin_unlock(&tmpres->spinlock);
++                      dlm_lockres_put(tmpres);
++                      tmpres = NULL;
++                      goto lookup;
++              }
++
+               /* Wait on the thread that is mastering the resource */
+               if (tmpres->owner == DLM_LOCK_RES_OWNER_UNKNOWN) {
+                       __dlm_wait_on_lockres(tmpres);
+diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
+index d56f5d722138..65aa4fa0ae4e 100644
+--- a/include/acpi/acpixf.h
++++ b/include/acpi/acpixf.h
+@@ -431,13 +431,13 @@ ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init 
acpi_load_tables(void))
+ ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init 
acpi_reallocate_root_table(void))
+ 
+ ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
+-                          acpi_find_root_pointer(acpi_size * rsdp_address))
+-
++                          acpi_find_root_pointer(acpi_physical_address *
++                                                 rsdp_address))
+ ACPI_EXTERNAL_RETURN_STATUS(acpi_status
+-                          acpi_get_table_header(acpi_string signature,
+-                                                u32 instance,
+-                                                struct acpi_table_header
+-                                                *out_table_header))
++                           acpi_get_table_header(acpi_string signature,
++                                                 u32 instance,
++                                                 struct acpi_table_header
++                                                 *out_table_header))
+ ACPI_EXTERNAL_RETURN_STATUS(acpi_status
+                            acpi_get_table(acpi_string signature, u32 instance,
+                                           struct acpi_table_header
+diff --git a/include/linux/nilfs2_fs.h b/include/linux/nilfs2_fs.h
+index ff3fea3194c6..9abb763e4b86 100644
+--- a/include/linux/nilfs2_fs.h
++++ b/include/linux/nilfs2_fs.h
+@@ -460,7 +460,7 @@ struct nilfs_btree_node {
+ /* level */
+ #define NILFS_BTREE_LEVEL_DATA          0
+ #define NILFS_BTREE_LEVEL_NODE_MIN      (NILFS_BTREE_LEVEL_DATA + 1)
+-#define NILFS_BTREE_LEVEL_MAX           14
++#define NILFS_BTREE_LEVEL_MAX           14    /* Max level (exclusive) */
+ 
+ /**
+  * struct nilfs_palloc_group_desc - block group descriptor
+diff --git a/mm/memory-failure.c b/mm/memory-failure.c
+index d487f8dc6d39..72a5224c8084 100644
+--- a/mm/memory-failure.c
++++ b/mm/memory-failure.c
+@@ -1141,10 +1141,10 @@ int memory_failure(unsigned long pfn, int trapno, int 
flags)
+        * The check (unnecessarily) ignores LRU pages being isolated and
+        * walked by the page reclaim code, however that's not a big loss.
+        */
+-      if (!PageHuge(p) && !PageTransTail(p)) {
+-              if (!PageLRU(p))
+-                      shake_page(p, 0);
+-              if (!PageLRU(p)) {
++      if (!PageHuge(p)) {
++              if (!PageLRU(hpage))
++                      shake_page(hpage, 0);
++              if (!PageLRU(hpage)) {
+                       /*
+                        * shake_page could have turned it free.
+                        */
+@@ -1721,12 +1721,12 @@ int soft_offline_page(struct page *page, int flags)
+       } else if (ret == 0) { /* for free pages */
+               if (PageHuge(page)) {
+                       set_page_hwpoison_huge_page(hpage);
+-                      dequeue_hwpoisoned_huge_page(hpage);
+-                      atomic_long_add(1 << compound_order(hpage),
++                      if (!dequeue_hwpoisoned_huge_page(hpage))
++                              atomic_long_add(1 << compound_order(hpage),
+                                       &num_poisoned_pages);
+               } else {
+-                      SetPageHWPoison(page);
+-                      atomic_long_inc(&num_poisoned_pages);
++                      if (!TestSetPageHWPoison(page))
++                              atomic_long_inc(&num_poisoned_pages);
+               }
+       }
+       unset_migratetype_isolate(page, MIGRATE_MOVABLE);
+diff --git a/mm/page-writeback.c b/mm/page-writeback.c
+index 644bcb665773..ad05f2f7bb65 100644
+--- a/mm/page-writeback.c
++++ b/mm/page-writeback.c
+@@ -580,7 +580,7 @@ static long long pos_ratio_polynom(unsigned long setpoint,
+       long x;
+ 
+       x = div64_s64(((s64)setpoint - (s64)dirty) << RATELIMIT_CALC_SHIFT,
+-                  limit - setpoint + 1);
++                    (limit - setpoint) | 1);
+       pos_ratio = x;
+       pos_ratio = pos_ratio * x >> RATELIMIT_CALC_SHIFT;
+       pos_ratio = pos_ratio * x >> RATELIMIT_CALC_SHIFT;
+@@ -807,7 +807,7 @@ static unsigned long bdi_position_ratio(struct 
backing_dev_info *bdi,
+        * scale global setpoint to bdi's:
+        *      bdi_setpoint = setpoint * bdi_thresh / thresh
+        */
+-      x = div_u64((u64)bdi_thresh << 16, thresh + 1);
++      x = div_u64((u64)bdi_thresh << 16, thresh | 1);
+       bdi_setpoint = setpoint * (u64)x >> 16;
+       /*
+        * Use span=(8*write_bw) in single bdi case as indicated by
+@@ -822,7 +822,7 @@ static unsigned long bdi_position_ratio(struct 
backing_dev_info *bdi,
+ 
+       if (bdi_dirty < x_intercept - span / 4) {
+               pos_ratio = div64_u64(pos_ratio * (x_intercept - bdi_dirty),
+-                                  x_intercept - bdi_setpoint + 1);
++                                    (x_intercept - bdi_setpoint) | 1);
+       } else
+               pos_ratio /= 4;
+ 
+diff --git a/sound/oss/sequencer.c b/sound/oss/sequencer.c
+index c0eea1dfe90f..f19da4b47c1d 100644
+--- a/sound/oss/sequencer.c
++++ b/sound/oss/sequencer.c
+@@ -681,13 +681,8 @@ static int seq_timing_event(unsigned char *event_rec)
+                       break;
+ 
+               case TMR_ECHO:
+-                      if (seq_mode == SEQ_2)
+-                              seq_copy_to_input(event_rec, 8);
+-                      else
+-                      {
+-                              parm = (parm << 8 | SEQ_ECHO);
+-                              seq_copy_to_input((unsigned char *) &parm, 4);
+-                      }
++                      parm = (parm << 8 | SEQ_ECHO);
++                      seq_copy_to_input((unsigned char *) &parm, 4);
+                       break;
+ 
+               default:;
+@@ -1324,7 +1319,6 @@ int sequencer_ioctl(int dev, struct file *file, unsigned 
int cmd, void __user *a
+       int mode = translate_mode(file);
+       struct synth_info inf;
+       struct seq_event_rec event_rec;
+-      unsigned long flags;
+       int __user *p = arg;
+ 
+       orig_dev = dev = dev >> 4;
+@@ -1479,9 +1473,7 @@ int sequencer_ioctl(int dev, struct file *file, unsigned 
int cmd, void __user *a
+               case SNDCTL_SEQ_OUTOFBAND:
+                       if (copy_from_user(&event_rec, arg, sizeof(event_rec)))
+                               return -EFAULT;
+-                      spin_lock_irqsave(&lock,flags);
+                       play_event(event_rec.arr);
+-                      spin_unlock_irqrestore(&lock,flags);
+                       return 0;
+ 
+               case SNDCTL_MIDI_INFO:

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