Merge branch 'akpm' (patches from Andrew)

Merge fixes from Andrew Morton:
 "11 fixes"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  .mailmap: add Christophe Ricard
  Make CONFIG_FHANDLE default y
  mm/page_isolation.c: fix the function comments
  oom, oom_reaper: do not enqueue task if it is on the oom_reaper_list head
  mm/page_isolation: fix tracepoint to mirror check function behavior
  mm/rmap: batched invalidations should use existing api
  x86/mm: TLB_REMOTE_SEND_IPI should count pages
  mm: fix invalid node in alloc_migrate_target()
  include/linux/huge_mm.h: return NULL instead of false for pmd_trans_huge_lock()
  mm, kasan: fix compilation for CONFIG_SLAB
  MAINTAINERS: orangefs mailing list is subscribers-only
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index f705051..a44ef99 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -68,11 +68,13 @@
 CONFIG_TRANSPARENT_HUGEPAGE=y
 CONFIG_CMA=y
 CONFIG_XEN=y
-CONFIG_CMDLINE="console=ttyAMA0"
 # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
 CONFIG_COMPAT=y
 CONFIG_CPU_IDLE=y
 CONFIG_ARM_CPUIDLE=y
+CONFIG_CPU_FREQ=y
+CONFIG_ARM_BIG_LITTLE_CPUFREQ=y
+CONFIG_ARM_SCPI_CPUFREQ=y
 CONFIG_NET=y
 CONFIG_PACKET=y
 CONFIG_UNIX=y
@@ -80,7 +82,6 @@
 CONFIG_IP_PNP=y
 CONFIG_IP_PNP_DHCP=y
 CONFIG_IP_PNP_BOOTP=y
-# CONFIG_INET_LRO is not set
 # CONFIG_IPV6 is not set
 CONFIG_BPF_JIT=y
 # CONFIG_WIRELESS is not set
@@ -144,16 +145,18 @@
 CONFIG_SERIAL_MVEBU_UART=y
 CONFIG_VIRTIO_CONSOLE=y
 # CONFIG_HW_RANDOM is not set
-CONFIG_I2C=y
 CONFIG_I2C_CHARDEV=y
+CONFIG_I2C_DESIGNWARE_PLATFORM=y
 CONFIG_I2C_MV64XXX=y
 CONFIG_I2C_QUP=y
+CONFIG_I2C_TEGRA=y
 CONFIG_I2C_UNIPHIER_F=y
 CONFIG_I2C_RCAR=y
 CONFIG_SPI=y
 CONFIG_SPI_PL022=y
 CONFIG_SPI_QUP=y
 CONFIG_SPMI=y
+CONFIG_PINCTRL_SINGLE=y
 CONFIG_PINCTRL_MSM8916=y
 CONFIG_PINCTRL_QCOM_SPMI_PMIC=y
 CONFIG_GPIO_SYSFS=y
@@ -196,6 +199,7 @@
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PLATFORM=y
 CONFIG_USB_STORAGE=y
+CONFIG_USB_DWC2=y
 CONFIG_USB_CHIPIDEA=y
 CONFIG_USB_CHIPIDEA_UDC=y
 CONFIG_USB_CHIPIDEA_HOST=y
@@ -205,19 +209,20 @@
 CONFIG_USB_ULPI=y
 CONFIG_USB_GADGET=y
 CONFIG_MMC=y
-CONFIG_MMC_BLOCK_MINORS=16
+CONFIG_MMC_BLOCK_MINORS=32
 CONFIG_MMC_ARMMMCI=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_PLTFM=y
 CONFIG_MMC_SDHCI_TEGRA=y
 CONFIG_MMC_SDHCI_MSM=y
 CONFIG_MMC_SPI=y
-CONFIG_MMC_SUNXI=y
 CONFIG_MMC_DW=y
 CONFIG_MMC_DW_EXYNOS=y
-CONFIG_MMC_BLOCK_MINORS=16
+CONFIG_MMC_DW_K3=y
+CONFIG_MMC_SUNXI=y
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_GPIO=y
 CONFIG_LEDS_SYSCON=y
 CONFIG_LEDS_TRIGGERS=y
 CONFIG_LEDS_TRIGGER_HEARTBEAT=y
@@ -229,8 +234,8 @@
 CONFIG_RTC_DRV_SUN6I=y
 CONFIG_RTC_DRV_XGENE=y
 CONFIG_DMADEVICES=y
-CONFIG_QCOM_BAM_DMA=y
 CONFIG_TEGRA20_APB_DMA=y
+CONFIG_QCOM_BAM_DMA=y
 CONFIG_RCAR_DMAC=y
 CONFIG_VFIO=y
 CONFIG_VFIO_PCI=y
@@ -239,20 +244,26 @@
 CONFIG_VIRTIO_MMIO=y
 CONFIG_XEN_GNTDEV=y
 CONFIG_XEN_GRANT_DEV_ALLOC=y
+CONFIG_COMMON_CLK_SCPI=y
 CONFIG_COMMON_CLK_CS2000_CP=y
 CONFIG_COMMON_CLK_QCOM=y
 CONFIG_MSM_GCC_8916=y
 CONFIG_HWSPINLOCK_QCOM=y
+CONFIG_MAILBOX=y
+CONFIG_ARM_MHU=y
+CONFIG_HI6220_MBOX=y
 CONFIG_ARM_SMMU=y
 CONFIG_QCOM_SMEM=y
 CONFIG_QCOM_SMD=y
 CONFIG_QCOM_SMD_RPM=y
 CONFIG_ARCH_TEGRA_132_SOC=y
 CONFIG_ARCH_TEGRA_210_SOC=y
-CONFIG_HISILICON_IRQ_MBIGEN=y
 CONFIG_EXTCON_USB_GPIO=y
+CONFIG_COMMON_RESET_HI6220=y
 CONFIG_PHY_RCAR_GEN3_USB2=y
+CONFIG_PHY_HI6220_USB=y
 CONFIG_PHY_XGENE=y
+CONFIG_ARM_SCPI_PROTOCOL=y
 CONFIG_EXT2_FS=y
 CONFIG_EXT3_FS=y
 CONFIG_FANOTIFY=y
@@ -264,6 +275,7 @@
 CONFIG_VFAT_FS=y
 CONFIG_TMPFS=y
 CONFIG_HUGETLBFS=y
+CONFIG_CONFIGFS_FS=y
 CONFIG_EFIVAR_FS=y
 CONFIG_SQUASHFS=y
 CONFIG_NFS_FS=y
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index 227ed47..b7e82a7 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -27,7 +27,6 @@
 #include <asm/kvm.h>
 #include <asm/kvm_asm.h>
 #include <asm/kvm_mmio.h>
-#include <asm/kvm_perf_event.h>
 
 #define __KVM_HAVE_ARCH_INTC_INITIALIZED
 
diff --git a/arch/arm64/include/asm/kvm_hyp.h b/arch/arm64/include/asm/kvm_hyp.h
index a46b019..44eaff7 100644
--- a/arch/arm64/include/asm/kvm_hyp.h
+++ b/arch/arm64/include/asm/kvm_hyp.h
@@ -21,7 +21,6 @@
 #include <linux/compiler.h>
 #include <linux/kvm_host.h>
 #include <asm/kvm_mmu.h>
-#include <asm/kvm_perf_event.h>
 #include <asm/sysreg.h>
 
 #define __hyp_text __section(.hyp.text) notrace
diff --git a/arch/arm64/include/asm/kvm_perf_event.h b/arch/arm64/include/asm/kvm_perf_event.h
deleted file mode 100644
index c18fdeb..0000000
--- a/arch/arm64/include/asm/kvm_perf_event.h
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * Copyright (C) 2012 ARM Ltd.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef __ASM_KVM_PERF_EVENT_H
-#define __ASM_KVM_PERF_EVENT_H
-
-#define	ARMV8_PMU_MAX_COUNTERS	32
-#define	ARMV8_PMU_COUNTER_MASK	(ARMV8_PMU_MAX_COUNTERS - 1)
-
-/*
- * Per-CPU PMCR: config reg
- */
-#define ARMV8_PMU_PMCR_E	(1 << 0) /* Enable all counters */
-#define ARMV8_PMU_PMCR_P	(1 << 1) /* Reset all counters */
-#define ARMV8_PMU_PMCR_C	(1 << 2) /* Cycle counter reset */
-#define ARMV8_PMU_PMCR_D	(1 << 3) /* CCNT counts every 64th cpu cycle */
-#define ARMV8_PMU_PMCR_X	(1 << 4) /* Export to ETM */
-#define ARMV8_PMU_PMCR_DP	(1 << 5) /* Disable CCNT if non-invasive debug*/
-/* Determines which bit of PMCCNTR_EL0 generates an overflow */
-#define ARMV8_PMU_PMCR_LC	(1 << 6)
-#define	ARMV8_PMU_PMCR_N_SHIFT	11	 /* Number of counters supported */
-#define	ARMV8_PMU_PMCR_N_MASK	0x1f
-#define	ARMV8_PMU_PMCR_MASK	0x7f	 /* Mask for writable bits */
-
-/*
- * PMOVSR: counters overflow flag status reg
- */
-#define	ARMV8_PMU_OVSR_MASK		0xffffffff	/* Mask for writable bits */
-#define	ARMV8_PMU_OVERFLOWED_MASK	ARMV8_PMU_OVSR_MASK
-
-/*
- * PMXEVTYPER: Event selection reg
- */
-#define	ARMV8_PMU_EVTYPE_MASK	0xc80003ff	/* Mask for writable bits */
-#define	ARMV8_PMU_EVTYPE_EVENT	0x3ff		/* Mask for EVENT bits */
-
-#define ARMV8_PMU_EVTYPE_EVENT_SW_INCR	0	/* Software increment event */
-
-/*
- * Event filters for PMUv3
- */
-#define	ARMV8_PMU_EXCLUDE_EL1	(1 << 31)
-#define	ARMV8_PMU_EXCLUDE_EL0	(1 << 30)
-#define	ARMV8_PMU_INCLUDE_EL2	(1 << 27)
-
-/*
- * PMUSERENR: user enable reg
- */
-#define ARMV8_PMU_USERENR_MASK	0xf		/* Mask for writable bits */
-#define ARMV8_PMU_USERENR_EN	(1 << 0) /* PMU regs can be accessed at EL0 */
-#define ARMV8_PMU_USERENR_SW	(1 << 1) /* PMSWINC can be written at EL0 */
-#define ARMV8_PMU_USERENR_CR	(1 << 2) /* Cycle counter can be read at EL0 */
-#define ARMV8_PMU_USERENR_ER	(1 << 3) /* Event counter can be read at EL0 */
-
-#endif
diff --git a/arch/arm64/include/asm/opcodes.h b/arch/arm64/include/asm/opcodes.h
index 4e603ea..123f45d 100644
--- a/arch/arm64/include/asm/opcodes.h
+++ b/arch/arm64/include/asm/opcodes.h
@@ -1 +1,5 @@
+#ifdef CONFIG_CPU_BIG_ENDIAN
+#define CONFIG_CPU_ENDIAN_BE8 CONFIG_CPU_BIG_ENDIAN
+#endif
+
 #include <../../arm/include/asm/opcodes.h>
diff --git a/arch/arm64/include/asm/perf_event.h b/arch/arm64/include/asm/perf_event.h
index 7bd3cdb..2065f46 100644
--- a/arch/arm64/include/asm/perf_event.h
+++ b/arch/arm64/include/asm/perf_event.h
@@ -17,6 +17,53 @@
 #ifndef __ASM_PERF_EVENT_H
 #define __ASM_PERF_EVENT_H
 
+#define	ARMV8_PMU_MAX_COUNTERS	32
+#define	ARMV8_PMU_COUNTER_MASK	(ARMV8_PMU_MAX_COUNTERS - 1)
+
+/*
+ * Per-CPU PMCR: config reg
+ */
+#define ARMV8_PMU_PMCR_E	(1 << 0) /* Enable all counters */
+#define ARMV8_PMU_PMCR_P	(1 << 1) /* Reset all counters */
+#define ARMV8_PMU_PMCR_C	(1 << 2) /* Cycle counter reset */
+#define ARMV8_PMU_PMCR_D	(1 << 3) /* CCNT counts every 64th cpu cycle */
+#define ARMV8_PMU_PMCR_X	(1 << 4) /* Export to ETM */
+#define ARMV8_PMU_PMCR_DP	(1 << 5) /* Disable CCNT if non-invasive debug*/
+#define ARMV8_PMU_PMCR_LC	(1 << 6) /* Overflow on 64 bit cycle counter */
+#define	ARMV8_PMU_PMCR_N_SHIFT	11	 /* Number of counters supported */
+#define	ARMV8_PMU_PMCR_N_MASK	0x1f
+#define	ARMV8_PMU_PMCR_MASK	0x7f	 /* Mask for writable bits */
+
+/*
+ * PMOVSR: counters overflow flag status reg
+ */
+#define	ARMV8_PMU_OVSR_MASK		0xffffffff	/* Mask for writable bits */
+#define	ARMV8_PMU_OVERFLOWED_MASK	ARMV8_PMU_OVSR_MASK
+
+/*
+ * PMXEVTYPER: Event selection reg
+ */
+#define	ARMV8_PMU_EVTYPE_MASK	0xc800ffff	/* Mask for writable bits */
+#define	ARMV8_PMU_EVTYPE_EVENT	0xffff		/* Mask for EVENT bits */
+
+#define ARMV8_PMU_EVTYPE_EVENT_SW_INCR	0	/* Software increment event */
+
+/*
+ * Event filters for PMUv3
+ */
+#define	ARMV8_PMU_EXCLUDE_EL1	(1 << 31)
+#define	ARMV8_PMU_EXCLUDE_EL0	(1 << 30)
+#define	ARMV8_PMU_INCLUDE_EL2	(1 << 27)
+
+/*
+ * PMUSERENR: user enable reg
+ */
+#define ARMV8_PMU_USERENR_MASK	0xf		/* Mask for writable bits */
+#define ARMV8_PMU_USERENR_EN	(1 << 0) /* PMU regs can be accessed at EL0 */
+#define ARMV8_PMU_USERENR_SW	(1 << 1) /* PMSWINC can be written at EL0 */
+#define ARMV8_PMU_USERENR_CR	(1 << 2) /* Cycle counter can be read at EL0 */
+#define ARMV8_PMU_USERENR_ER	(1 << 3) /* Event counter can be read at EL0 */
+
 #ifdef CONFIG_PERF_EVENTS
 struct pt_regs;
 extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
index 767c4f6..f419a7c 100644
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -20,6 +20,7 @@
  */
 
 #include <asm/irq_regs.h>
+#include <asm/perf_event.h>
 #include <asm/virt.h>
 
 #include <linux/of.h>
@@ -384,9 +385,6 @@
 #define	ARMV8_IDX_COUNTER_LAST(cpu_pmu) \
 	(ARMV8_IDX_CYCLE_COUNTER + cpu_pmu->num_events - 1)
 
-#define	ARMV8_MAX_COUNTERS	32
-#define	ARMV8_COUNTER_MASK	(ARMV8_MAX_COUNTERS - 1)
-
 /*
  * ARMv8 low level PMU access
  */
@@ -395,40 +393,7 @@
  * Perf Event to low level counters mapping
  */
 #define	ARMV8_IDX_TO_COUNTER(x)	\
-	(((x) - ARMV8_IDX_COUNTER0) & ARMV8_COUNTER_MASK)
-
-/*
- * Per-CPU PMCR: config reg
- */
-#define ARMV8_PMCR_E		(1 << 0) /* Enable all counters */
-#define ARMV8_PMCR_P		(1 << 1) /* Reset all counters */
-#define ARMV8_PMCR_C		(1 << 2) /* Cycle counter reset */
-#define ARMV8_PMCR_D		(1 << 3) /* CCNT counts every 64th cpu cycle */
-#define ARMV8_PMCR_X		(1 << 4) /* Export to ETM */
-#define ARMV8_PMCR_DP		(1 << 5) /* Disable CCNT if non-invasive debug*/
-#define ARMV8_PMCR_LC		(1 << 6) /* Overflow on 64 bit cycle counter */
-#define	ARMV8_PMCR_N_SHIFT	11	 /* Number of counters supported */
-#define	ARMV8_PMCR_N_MASK	0x1f
-#define	ARMV8_PMCR_MASK		0x7f	 /* Mask for writable bits */
-
-/*
- * PMOVSR: counters overflow flag status reg
- */
-#define	ARMV8_OVSR_MASK		0xffffffff	/* Mask for writable bits */
-#define	ARMV8_OVERFLOWED_MASK	ARMV8_OVSR_MASK
-
-/*
- * PMXEVTYPER: Event selection reg
- */
-#define	ARMV8_EVTYPE_MASK	0xc800ffff	/* Mask for writable bits */
-#define	ARMV8_EVTYPE_EVENT	0xffff		/* Mask for EVENT bits */
-
-/*
- * Event filters for PMUv3
- */
-#define	ARMV8_EXCLUDE_EL1	(1 << 31)
-#define	ARMV8_EXCLUDE_EL0	(1 << 30)
-#define	ARMV8_INCLUDE_EL2	(1 << 27)
+	(((x) - ARMV8_IDX_COUNTER0) & ARMV8_PMU_COUNTER_MASK)
 
 static inline u32 armv8pmu_pmcr_read(void)
 {
@@ -439,14 +404,14 @@
 
 static inline void armv8pmu_pmcr_write(u32 val)
 {
-	val &= ARMV8_PMCR_MASK;
+	val &= ARMV8_PMU_PMCR_MASK;
 	isb();
 	asm volatile("msr pmcr_el0, %0" :: "r" (val));
 }
 
 static inline int armv8pmu_has_overflowed(u32 pmovsr)
 {
-	return pmovsr & ARMV8_OVERFLOWED_MASK;
+	return pmovsr & ARMV8_PMU_OVERFLOWED_MASK;
 }
 
 static inline int armv8pmu_counter_valid(struct arm_pmu *cpu_pmu, int idx)
@@ -512,7 +477,7 @@
 static inline void armv8pmu_write_evtype(int idx, u32 val)
 {
 	if (armv8pmu_select_counter(idx) == idx) {
-		val &= ARMV8_EVTYPE_MASK;
+		val &= ARMV8_PMU_EVTYPE_MASK;
 		asm volatile("msr pmxevtyper_el0, %0" :: "r" (val));
 	}
 }
@@ -558,7 +523,7 @@
 	asm volatile("mrs %0, pmovsclr_el0" : "=r" (value));
 
 	/* Write to clear flags */
-	value &= ARMV8_OVSR_MASK;
+	value &= ARMV8_PMU_OVSR_MASK;
 	asm volatile("msr pmovsclr_el0, %0" :: "r" (value));
 
 	return value;
@@ -696,7 +661,7 @@
 
 	raw_spin_lock_irqsave(&events->pmu_lock, flags);
 	/* Enable all counters */
-	armv8pmu_pmcr_write(armv8pmu_pmcr_read() | ARMV8_PMCR_E);
+	armv8pmu_pmcr_write(armv8pmu_pmcr_read() | ARMV8_PMU_PMCR_E);
 	raw_spin_unlock_irqrestore(&events->pmu_lock, flags);
 }
 
@@ -707,7 +672,7 @@
 
 	raw_spin_lock_irqsave(&events->pmu_lock, flags);
 	/* Disable all counters */
-	armv8pmu_pmcr_write(armv8pmu_pmcr_read() & ~ARMV8_PMCR_E);
+	armv8pmu_pmcr_write(armv8pmu_pmcr_read() & ~ARMV8_PMU_PMCR_E);
 	raw_spin_unlock_irqrestore(&events->pmu_lock, flags);
 }
 
@@ -717,7 +682,7 @@
 	int idx;
 	struct arm_pmu *cpu_pmu = to_arm_pmu(event->pmu);
 	struct hw_perf_event *hwc = &event->hw;
-	unsigned long evtype = hwc->config_base & ARMV8_EVTYPE_EVENT;
+	unsigned long evtype = hwc->config_base & ARMV8_PMU_EVTYPE_EVENT;
 
 	/* Always place a cycle counter into the cycle counter. */
 	if (evtype == ARMV8_PMUV3_PERFCTR_CLOCK_CYCLES) {
@@ -754,11 +719,11 @@
 	    attr->exclude_kernel != attr->exclude_hv)
 		return -EINVAL;
 	if (attr->exclude_user)
-		config_base |= ARMV8_EXCLUDE_EL0;
+		config_base |= ARMV8_PMU_EXCLUDE_EL0;
 	if (!is_kernel_in_hyp_mode() && attr->exclude_kernel)
-		config_base |= ARMV8_EXCLUDE_EL1;
+		config_base |= ARMV8_PMU_EXCLUDE_EL1;
 	if (!attr->exclude_hv)
-		config_base |= ARMV8_INCLUDE_EL2;
+		config_base |= ARMV8_PMU_INCLUDE_EL2;
 
 	/*
 	 * Install the filter into config_base as this is used to
@@ -784,35 +749,36 @@
 	 * Initialize & Reset PMNC. Request overflow interrupt for
 	 * 64 bit cycle counter but cheat in armv8pmu_write_counter().
 	 */
-	armv8pmu_pmcr_write(ARMV8_PMCR_P | ARMV8_PMCR_C | ARMV8_PMCR_LC);
+	armv8pmu_pmcr_write(ARMV8_PMU_PMCR_P | ARMV8_PMU_PMCR_C |
+			    ARMV8_PMU_PMCR_LC);
 }
 
 static int armv8_pmuv3_map_event(struct perf_event *event)
 {
 	return armpmu_map_event(event, &armv8_pmuv3_perf_map,
 				&armv8_pmuv3_perf_cache_map,
-				ARMV8_EVTYPE_EVENT);
+				ARMV8_PMU_EVTYPE_EVENT);
 }
 
 static int armv8_a53_map_event(struct perf_event *event)
 {
 	return armpmu_map_event(event, &armv8_a53_perf_map,
 				&armv8_a53_perf_cache_map,
-				ARMV8_EVTYPE_EVENT);
+				ARMV8_PMU_EVTYPE_EVENT);
 }
 
 static int armv8_a57_map_event(struct perf_event *event)
 {
 	return armpmu_map_event(event, &armv8_a57_perf_map,
 				&armv8_a57_perf_cache_map,
-				ARMV8_EVTYPE_EVENT);
+				ARMV8_PMU_EVTYPE_EVENT);
 }
 
 static int armv8_thunder_map_event(struct perf_event *event)
 {
 	return armpmu_map_event(event, &armv8_thunder_perf_map,
 				&armv8_thunder_perf_cache_map,
-				ARMV8_EVTYPE_EVENT);
+				ARMV8_PMU_EVTYPE_EVENT);
 }
 
 static void armv8pmu_read_num_pmnc_events(void *info)
@@ -820,7 +786,7 @@
 	int *nb_cnt = info;
 
 	/* Read the nb of CNTx counters supported from PMNC */
-	*nb_cnt = (armv8pmu_pmcr_read() >> ARMV8_PMCR_N_SHIFT) & ARMV8_PMCR_N_MASK;
+	*nb_cnt = (armv8pmu_pmcr_read() >> ARMV8_PMU_PMCR_N_SHIFT) & ARMV8_PMU_PMCR_N_MASK;
 
 	/* Add the CPU cycles counter */
 	*nb_cnt += 1;
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 4b02591..d01f89d 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -25,7 +25,6 @@
 #include <linux/buffer_head.h>
 #include <linux/workqueue.h>
 #include <linux/kthread.h>
-#include <linux/freezer.h>
 #include <linux/slab.h>
 #include <linux/migrate.h>
 #include <linux/ratelimit.h>
@@ -303,7 +302,7 @@
 		err = map_private_extent_buffer(buf, offset, 32,
 					&kaddr, &map_start, &map_len);
 		if (err)
-			return 1;
+			return err;
 		cur_len = min(len, map_len - (offset - map_start));
 		crc = btrfs_csum_data(kaddr + offset - map_start,
 				      crc, cur_len);
@@ -313,7 +312,7 @@
 	if (csum_size > sizeof(inline_result)) {
 		result = kzalloc(csum_size, GFP_NOFS);
 		if (!result)
-			return 1;
+			return -ENOMEM;
 	} else {
 		result = (char *)&inline_result;
 	}
@@ -334,7 +333,7 @@
 				val, found, btrfs_header_level(buf));
 			if (result != (char *)&inline_result)
 				kfree(result);
-			return 1;
+			return -EUCLEAN;
 		}
 	} else {
 		write_extent_buffer(buf, result, 0, csum_size);
@@ -513,11 +512,21 @@
 	eb = (struct extent_buffer *)page->private;
 	if (page != eb->pages[0])
 		return 0;
+
 	found_start = btrfs_header_bytenr(eb);
-	if (WARN_ON(found_start != start || !PageUptodate(page)))
-		return 0;
-	csum_tree_block(fs_info, eb, 0);
-	return 0;
+	/*
+	 * Please do not consolidate these warnings into a single if.
+	 * It is useful to know what went wrong.
+	 */
+	if (WARN_ON(found_start != start))
+		return -EUCLEAN;
+	if (WARN_ON(!PageUptodate(page)))
+		return -EUCLEAN;
+
+	ASSERT(memcmp_extent_buffer(eb, fs_info->fsid,
+			btrfs_header_fsid(), BTRFS_FSID_SIZE) == 0);
+
+	return csum_tree_block(fs_info, eb, 0);
 }
 
 static int check_tree_block_fsid(struct btrfs_fs_info *fs_info,
@@ -661,10 +670,8 @@
 				       eb, found_level);
 
 	ret = csum_tree_block(fs_info, eb, 1);
-	if (ret) {
-		ret = -EIO;
+	if (ret)
 		goto err;
-	}
 
 	/*
 	 * If this is a leaf block and it is corrupt, set the corrupt bit so
@@ -1831,7 +1838,7 @@
 		 */
 		btrfs_delete_unused_bgs(root->fs_info);
 sleep:
-		if (!try_to_freeze() && !again) {
+		if (!again) {
 			set_current_state(TASK_INTERRUPTIBLE);
 			if (!kthread_should_stop())
 				schedule();
@@ -1921,14 +1928,12 @@
 		if (unlikely(test_bit(BTRFS_FS_STATE_ERROR,
 				      &root->fs_info->fs_state)))
 			btrfs_cleanup_transaction(root);
-		if (!try_to_freeze()) {
-			set_current_state(TASK_INTERRUPTIBLE);
-			if (!kthread_should_stop() &&
-			    (!btrfs_transaction_blocked(root->fs_info) ||
-			     cannot_commit))
-				schedule_timeout(delay);
-			__set_current_state(TASK_RUNNING);
-		}
+		set_current_state(TASK_INTERRUPTIBLE);
+		if (!kthread_should_stop() &&
+				(!btrfs_transaction_blocked(root->fs_info) ||
+				 cannot_commit))
+			schedule_timeout(delay);
+		__set_current_state(TASK_RUNNING);
 	} while (!kthread_should_stop());
 	return 0;
 }
diff --git a/fs/orangefs/dir.c b/fs/orangefs/dir.c
index f30b6ec..ba7dec4 100644
--- a/fs/orangefs/dir.c
+++ b/fs/orangefs/dir.c
@@ -235,7 +235,7 @@
 	if (ret == -EIO && op_state_purged(new_op)) {
 		gossip_err("%s: Client is down. Aborting readdir call.\n",
 			__func__);
-		goto out_slot;
+		goto out_free_op;
 	}
 
 	if (ret < 0 || new_op->downcall.status != 0) {
@@ -244,14 +244,14 @@
 			     new_op->downcall.status);
 		if (ret >= 0)
 			ret = new_op->downcall.status;
-		goto out_slot;
+		goto out_free_op;
 	}
 
 	dents_buf = new_op->downcall.trailer_buf;
 	if (dents_buf == NULL) {
 		gossip_err("Invalid NULL buffer in readdir response\n");
 		ret = -ENOMEM;
-		goto out_slot;
+		goto out_free_op;
 	}
 
 	bytes_decoded = decode_dirents(dents_buf, new_op->downcall.trailer_size,
@@ -363,8 +363,6 @@
 out_vfree:
 	gossip_debug(GOSSIP_DIR_DEBUG, "vfree %p\n", dents_buf);
 	vfree(dents_buf);
-out_slot:
-	orangefs_readdir_index_put(buffer_index);
 out_free_op:
 	op_release(new_op);
 	gossip_debug(GOSSIP_DIR_DEBUG, "orangefs_readdir returning %d\n", ret);
diff --git a/fs/orangefs/protocol.h b/fs/orangefs/protocol.h
index 45ce4ff..50578a2 100644
--- a/fs/orangefs/protocol.h
+++ b/fs/orangefs/protocol.h
@@ -407,7 +407,7 @@
  * space. Zero signifies the upstream version of the kernel module.
  */
 #define ORANGEFS_KERNEL_PROTO_VERSION 0
-#define ORANGEFS_MINIMUM_USERSPACE_VERSION 20904
+#define ORANGEFS_MINIMUM_USERSPACE_VERSION 20903
 
 /*
  * describes memory regions to map in the ORANGEFS_DEV_MAP ioctl.
diff --git a/sound/core/timer.c b/sound/core/timer.c
index aa1b15c..6469bed 100644
--- a/sound/core/timer.c
+++ b/sound/core/timer.c
@@ -1019,8 +1019,8 @@
 		njiff += timer->sticks - priv->correction;
 		priv->correction = 0;
 	}
-	priv->last_expires = priv->tlist.expires = njiff;
-	add_timer(&priv->tlist);
+	priv->last_expires = njiff;
+	mod_timer(&priv->tlist, njiff);
 	return 0;
 }
 
@@ -1502,17 +1502,13 @@
 	return err;
 }
 
-static int snd_timer_user_gparams(struct file *file,
-				  struct snd_timer_gparams __user *_gparams)
+static int timer_set_gparams(struct snd_timer_gparams *gparams)
 {
-	struct snd_timer_gparams gparams;
 	struct snd_timer *t;
 	int err;
 
-	if (copy_from_user(&gparams, _gparams, sizeof(gparams)))
-		return -EFAULT;
 	mutex_lock(&register_mutex);
-	t = snd_timer_find(&gparams.tid);
+	t = snd_timer_find(&gparams->tid);
 	if (!t) {
 		err = -ENODEV;
 		goto _error;
@@ -1525,12 +1521,22 @@
 		err = -ENOSYS;
 		goto _error;
 	}
-	err = t->hw.set_period(t, gparams.period_num, gparams.period_den);
+	err = t->hw.set_period(t, gparams->period_num, gparams->period_den);
 _error:
 	mutex_unlock(&register_mutex);
 	return err;
 }
 
+static int snd_timer_user_gparams(struct file *file,
+				  struct snd_timer_gparams __user *_gparams)
+{
+	struct snd_timer_gparams gparams;
+
+	if (copy_from_user(&gparams, _gparams, sizeof(gparams)))
+		return -EFAULT;
+	return timer_set_gparams(&gparams);
+}
+
 static int snd_timer_user_gstatus(struct file *file,
 				  struct snd_timer_gstatus __user *_gstatus)
 {
diff --git a/sound/core/timer_compat.c b/sound/core/timer_compat.c
index 2e90822..6a437eb 100644
--- a/sound/core/timer_compat.c
+++ b/sound/core/timer_compat.c
@@ -22,6 +22,19 @@
 
 #include <linux/compat.h>
 
+/*
+ * ILP32/LP64 has different size for 'long' type. Additionally, the size
+ * of storage alignment differs depending on architectures. Here, '__packed'
+ * qualifier is used so that the size of this structure is multiple of 4 and
+ * it fits to any architectures with 32 bit storage alignment.
+ */
+struct snd_timer_gparams32 {
+	struct snd_timer_id tid;
+	u32 period_num;
+	u32 period_den;
+	unsigned char reserved[32];
+} __packed;
+
 struct snd_timer_info32 {
 	u32 flags;
 	s32 card;
@@ -32,6 +45,19 @@
 	unsigned char reserved[64];
 };
 
+static int snd_timer_user_gparams_compat(struct file *file,
+					struct snd_timer_gparams32 __user *user)
+{
+	struct snd_timer_gparams gparams;
+
+	if (copy_from_user(&gparams.tid, &user->tid, sizeof(gparams.tid)) ||
+	    get_user(gparams.period_num, &user->period_num) ||
+	    get_user(gparams.period_den, &user->period_den))
+		return -EFAULT;
+
+	return timer_set_gparams(&gparams);
+}
+
 static int snd_timer_user_info_compat(struct file *file,
 				      struct snd_timer_info32 __user *_info)
 {
@@ -99,6 +125,7 @@
  */
 
 enum {
+	SNDRV_TIMER_IOCTL_GPARAMS32 = _IOW('T', 0x04, struct snd_timer_gparams32),
 	SNDRV_TIMER_IOCTL_INFO32 = _IOR('T', 0x11, struct snd_timer_info32),
 	SNDRV_TIMER_IOCTL_STATUS32 = _IOW('T', 0x14, struct snd_timer_status32),
 #ifdef CONFIG_X86_X32
@@ -114,7 +141,6 @@
 	case SNDRV_TIMER_IOCTL_PVERSION:
 	case SNDRV_TIMER_IOCTL_TREAD:
 	case SNDRV_TIMER_IOCTL_GINFO:
-	case SNDRV_TIMER_IOCTL_GPARAMS:
 	case SNDRV_TIMER_IOCTL_GSTATUS:
 	case SNDRV_TIMER_IOCTL_SELECT:
 	case SNDRV_TIMER_IOCTL_PARAMS:
@@ -128,6 +154,8 @@
 	case SNDRV_TIMER_IOCTL_PAUSE_OLD:
 	case SNDRV_TIMER_IOCTL_NEXT_DEVICE:
 		return snd_timer_user_ioctl(file, cmd, (unsigned long)argp);
+	case SNDRV_TIMER_IOCTL_GPARAMS32:
+		return snd_timer_user_gparams_compat(file, argp);
 	case SNDRV_TIMER_IOCTL_INFO32:
 		return snd_timer_user_info_compat(file, argp);
 	case SNDRV_TIMER_IOCTL_STATUS32:
diff --git a/sound/firewire/dice/dice-stream.c b/sound/firewire/dice/dice-stream.c
index 845d5e5..ec4db3a 100644
--- a/sound/firewire/dice/dice-stream.c
+++ b/sound/firewire/dice/dice-stream.c
@@ -446,18 +446,12 @@
 
 void snd_dice_stream_destroy_duplex(struct snd_dice *dice)
 {
-	struct reg_params tx_params, rx_params;
+	unsigned int i;
 
-	snd_dice_transaction_clear_enable(dice);
-
-	if (get_register_params(dice, &tx_params, &rx_params) == 0) {
-		stop_streams(dice, AMDTP_IN_STREAM, &tx_params);
-		stop_streams(dice, AMDTP_OUT_STREAM, &rx_params);
+	for (i = 0; i < MAX_STREAMS; i++) {
+		destroy_stream(dice, AMDTP_IN_STREAM, i);
+		destroy_stream(dice, AMDTP_OUT_STREAM, i);
 	}
-
-	release_resources(dice);
-
-	dice->substreams_counter = 0;
 }
 
 void snd_dice_stream_update_duplex(struct snd_dice *dice)
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 2624cfe..b680be0 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2361,6 +2361,10 @@
 	  .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
 	{ PCI_DEVICE(0x1002, 0xaae8),
 	  .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
+	{ PCI_DEVICE(0x1002, 0xaae0),
+	  .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
+	{ PCI_DEVICE(0x1002, 0xaaf0),
+	  .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
 	/* VIA VT8251/VT8237A */
 	{ PCI_DEVICE(0x1106, 0x3288), .driver_data = AZX_DRIVER_VIA },
 	/* VIA GFX VT7122/VX900 */
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 4f5ca0b..fefe83f 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4759,6 +4759,7 @@
 	ALC255_FIXUP_DELL_SPK_NOISE,
 	ALC225_FIXUP_DELL1_MIC_NO_PRESENCE,
 	ALC280_FIXUP_HP_HEADSET_MIC,
+	ALC221_FIXUP_HP_FRONT_MIC,
 };
 
 static const struct hda_fixup alc269_fixups[] = {
@@ -5401,6 +5402,13 @@
 		.chained = true,
 		.chain_id = ALC269_FIXUP_HEADSET_MIC,
 	},
+	[ALC221_FIXUP_HP_FRONT_MIC] = {
+		.type = HDA_FIXUP_PINS,
+		.v.pins = (const struct hda_pintbl[]) {
+			{ 0x19, 0x02a19020 }, /* Front Mic */
+			{ }
+		},
+	},
 };
 
 static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -5506,6 +5514,7 @@
 	SND_PCI_QUIRK(0x103c, 0x2336, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
 	SND_PCI_QUIRK(0x103c, 0x2337, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
 	SND_PCI_QUIRK(0x103c, 0x221c, "HP EliteBook 755 G2", ALC280_FIXUP_HP_HEADSET_MIC),
+	SND_PCI_QUIRK(0x103c, 0x8256, "HP", ALC221_FIXUP_HP_FRONT_MIC),
 	SND_PCI_QUIRK(0x1043, 0x103f, "ASUS TX300", ALC282_FIXUP_ASUS_TX300),
 	SND_PCI_QUIRK(0x1043, 0x106d, "Asus K53BE", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
 	SND_PCI_QUIRK(0x1043, 0x115d, "Asus 1015E", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
@@ -6406,6 +6415,7 @@
 	ALC668_FIXUP_AUTO_MUTE,
 	ALC668_FIXUP_DELL_DISABLE_AAMIX,
 	ALC668_FIXUP_DELL_XPS13,
+	ALC662_FIXUP_ASUS_Nx50,
 };
 
 static const struct hda_fixup alc662_fixups[] = {
@@ -6646,6 +6656,12 @@
 		.type = HDA_FIXUP_FUNC,
 		.v.func = alc_fixup_bass_chmap,
 	},
+	[ALC662_FIXUP_ASUS_Nx50] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = alc_fixup_auto_mute_via_amp,
+		.chained = true,
+		.chain_id = ALC662_FIXUP_BASS_1A
+	},
 };
 
 static const struct snd_pci_quirk alc662_fixup_tbl[] = {
@@ -6668,8 +6684,9 @@
 	SND_PCI_QUIRK(0x1028, 0x0698, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1028, 0x069f, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x103c, 0x1632, "HP RP5800", ALC662_FIXUP_HP_RP5800),
-	SND_PCI_QUIRK(0x1043, 0x11cd, "Asus N550", ALC662_FIXUP_BASS_1A),
+	SND_PCI_QUIRK(0x1043, 0x11cd, "Asus N550", ALC662_FIXUP_ASUS_Nx50),
 	SND_PCI_QUIRK(0x1043, 0x13df, "Asus N550JX", ALC662_FIXUP_BASS_1A),
+	SND_PCI_QUIRK(0x1043, 0x129d, "Asus N750", ALC662_FIXUP_ASUS_Nx50),
 	SND_PCI_QUIRK(0x1043, 0x1477, "ASUS N56VZ", ALC662_FIXUP_BASS_MODE4_CHMAP),
 	SND_PCI_QUIRK(0x1043, 0x15a7, "ASUS UX51VZH", ALC662_FIXUP_BASS_16),
 	SND_PCI_QUIRK(0x1043, 0x1b73, "ASUS N55SF", ALC662_FIXUP_BASS_16),
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index fb62bce..6178bb5 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -150,6 +150,7 @@
 		usb_audio_err(chip, "cannot memdup\n");
 		return -ENOMEM;
 	}
+	INIT_LIST_HEAD(&fp->list);
 	if (fp->nr_rates > MAX_NR_RATES) {
 		kfree(fp);
 		return -EINVAL;
@@ -193,6 +194,7 @@
 	return 0;
 
  error:
+	list_del(&fp->list); /* unlink for avoiding double-free */
 	kfree(fp);
 	kfree(rate_table);
 	return err;
@@ -469,6 +471,7 @@
 	fp->ep_attr = get_endpoint(alts, 0)->bmAttributes;
 	fp->datainterval = 0;
 	fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
+	INIT_LIST_HEAD(&fp->list);
 
 	switch (fp->maxpacksize) {
 	case 0x120:
@@ -492,6 +495,7 @@
 		? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
 	err = snd_usb_add_audio_stream(chip, stream, fp);
 	if (err < 0) {
+		list_del(&fp->list); /* unlink for avoiding double-free */
 		kfree(fp);
 		return err;
 	}
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index 51258a1..6fe7f21 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -316,7 +316,9 @@
 /*
  * add this endpoint to the chip instance.
  * if a stream with the same endpoint already exists, append to it.
- * if not, create a new pcm stream.
+ * if not, create a new pcm stream. note, fp is added to the substream
+ * fmt_list and will be freed on the chip instance release. do not free
+ * fp or do remove it from the substream fmt_list to avoid double-free.
  */
 int snd_usb_add_audio_stream(struct snd_usb_audio *chip,
 			     int stream,
@@ -677,6 +679,7 @@
 					* (fp->maxpacksize & 0x7ff);
 		fp->attributes = parse_uac_endpoint_attributes(chip, alts, protocol, iface_no);
 		fp->clock = clock;
+		INIT_LIST_HEAD(&fp->list);
 
 		/* some quirks for attributes here */
 
@@ -725,6 +728,7 @@
 		dev_dbg(&dev->dev, "%u:%d: add audio endpoint %#x\n", iface_no, altno, fp->endpoint);
 		err = snd_usb_add_audio_stream(chip, stream, fp);
 		if (err < 0) {
+			list_del(&fp->list); /* unlink for avoiding double-free */
 			kfree(fp->rate_table);
 			kfree(fp->chmap);
 			kfree(fp);