From: "Mike Pagano" <mpagano@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] proj/linux-patches:4.2 commit in: /
Date: Tue, 10 Nov 2015 00:58:48 +0000 (UTC) [thread overview]
Message-ID: <1447117118.decadf545e156ac9100bb99a7dc63d44bbfb1c08.mpagano@gentoo> (raw)
commit: decadf545e156ac9100bb99a7dc63d44bbfb1c08
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Tue Nov 10 00:58:38 2015 +0000
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Tue Nov 10 00:58:38 2015 +0000
URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=decadf54
Linux patch 4.2.6
0000_README | 4 +
1005_linux-4.2.6.patch | 3380 ++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 3384 insertions(+)
diff --git a/0000_README b/0000_README
index cf9d964..8190b77 100644
--- a/0000_README
+++ b/0000_README
@@ -63,6 +63,10 @@ Patch: 1004_linux-4.2.5.patch
From: http://www.kernel.org
Desc: Linux 4.2.5
+Patch: 1005_linux-4.2.6.patch
+From: http://www.kernel.org
+Desc: Linux 4.2.6
+
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/1005_linux-4.2.6.patch b/1005_linux-4.2.6.patch
new file mode 100644
index 0000000..39cc395
--- /dev/null
+++ b/1005_linux-4.2.6.patch
@@ -0,0 +1,3380 @@
+diff --git a/Makefile b/Makefile
+index 96076dcad18e..9ef37399b4e8 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 2
+-SUBLEVEL = 5
++SUBLEVEL = 6
+ EXTRAVERSION =
+ NAME = Hurr durr I'ma sheep
+
+diff --git a/arch/arm/boot/dts/am57xx-beagle-x15.dts b/arch/arm/boot/dts/am57xx-beagle-x15.dts
+index a63bf78191ea..03385fabf839 100644
+--- a/arch/arm/boot/dts/am57xx-beagle-x15.dts
++++ b/arch/arm/boot/dts/am57xx-beagle-x15.dts
+@@ -415,11 +415,12 @@
+ /* SMPS9 unused */
+
+ ldo1_reg: ldo1 {
+- /* VDD_SD */
++ /* VDD_SD / VDDSHV8 */
+ regulator-name = "ldo1";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
++ regulator-always-on;
+ };
+
+ ldo2_reg: ldo2 {
+diff --git a/arch/arm/boot/dts/armada-385-db-ap.dts b/arch/arm/boot/dts/armada-385-db-ap.dts
+index 89f5a95954ed..4047621b137e 100644
+--- a/arch/arm/boot/dts/armada-385-db-ap.dts
++++ b/arch/arm/boot/dts/armada-385-db-ap.dts
+@@ -46,7 +46,7 @@
+
+ / {
+ model = "Marvell Armada 385 Access Point Development Board";
+- compatible = "marvell,a385-db-ap", "marvell,armada385", "marvell,armada38x";
++ compatible = "marvell,a385-db-ap", "marvell,armada385", "marvell,armada380";
+
+ chosen {
+ stdout-path = "serial1:115200n8";
+diff --git a/arch/arm/boot/dts/berlin2q.dtsi b/arch/arm/boot/dts/berlin2q.dtsi
+index 63a48490e2f9..d4dbd28d348c 100644
+--- a/arch/arm/boot/dts/berlin2q.dtsi
++++ b/arch/arm/boot/dts/berlin2q.dtsi
+@@ -152,7 +152,7 @@
+ };
+
+ usb_phy2: phy@a2f400 {
+- compatible = "marvell,berlin2-usb-phy";
++ compatible = "marvell,berlin2cd-usb-phy";
+ reg = <0xa2f400 0x128>;
+ #phy-cells = <0>;
+ resets = <&chip_rst 0x104 14>;
+@@ -170,7 +170,7 @@
+ };
+
+ usb_phy0: phy@b74000 {
+- compatible = "marvell,berlin2-usb-phy";
++ compatible = "marvell,berlin2cd-usb-phy";
+ reg = <0xb74000 0x128>;
+ #phy-cells = <0>;
+ resets = <&chip_rst 0x104 12>;
+@@ -178,7 +178,7 @@
+ };
+
+ usb_phy1: phy@b78000 {
+- compatible = "marvell,berlin2-usb-phy";
++ compatible = "marvell,berlin2cd-usb-phy";
+ reg = <0xb78000 0x128>;
+ #phy-cells = <0>;
+ resets = <&chip_rst 0x104 13>;
+diff --git a/arch/arm/boot/dts/exynos5420-peach-pit.dts b/arch/arm/boot/dts/exynos5420-peach-pit.dts
+index 8f4d76c5e11c..1b95da79293c 100644
+--- a/arch/arm/boot/dts/exynos5420-peach-pit.dts
++++ b/arch/arm/boot/dts/exynos5420-peach-pit.dts
+@@ -915,6 +915,11 @@
+ };
+ };
+
++&pmu_system_controller {
++ assigned-clocks = <&pmu_system_controller 0>;
++ assigned-clock-parents = <&clock CLK_FIN_PLL>;
++};
++
+ &rtc {
+ status = "okay";
+ clocks = <&clock CLK_RTC>, <&max77802 MAX77802_CLK_32K_AP>;
+diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
+index 7d5b386b5ae6..8f40c7e549bd 100644
+--- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
++++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
+@@ -878,6 +878,11 @@
+ };
+ };
+
++&pmu_system_controller {
++ assigned-clocks = <&pmu_system_controller 0>;
++ assigned-clock-parents = <&clock CLK_FIN_PLL>;
++};
++
+ &rtc {
+ status = "okay";
+ clocks = <&clock CLK_RTC>, <&max77802 MAX77802_CLK_32K_AP>;
+diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi
+index c42cf8db0451..9accbae15374 100644
+--- a/arch/arm/boot/dts/imx7d.dtsi
++++ b/arch/arm/boot/dts/imx7d.dtsi
+@@ -340,10 +340,10 @@
+ status = "disabled";
+ };
+
+- uart2: serial@30870000 {
++ uart2: serial@30890000 {
+ compatible = "fsl,imx7d-uart",
+ "fsl,imx6q-uart";
+- reg = <0x30870000 0x10000>;
++ reg = <0x30890000 0x10000>;
+ interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clks IMX7D_UART2_ROOT_CLK>,
+ <&clks IMX7D_UART2_ROOT_CLK>;
+diff --git a/arch/arm/boot/dts/ste-hrefv60plus.dtsi b/arch/arm/boot/dts/ste-hrefv60plus.dtsi
+index 810cda743b6d..9c2387b34d0c 100644
+--- a/arch/arm/boot/dts/ste-hrefv60plus.dtsi
++++ b/arch/arm/boot/dts/ste-hrefv60plus.dtsi
+@@ -56,7 +56,7 @@
+ /* VMMCI level-shifter enable */
+ default_hrefv60_cfg2 {
+ pins = "GPIO169_D22";
+- ste,config = <&gpio_out_lo>;
++ ste,config = <&gpio_out_hi>;
+ };
+ /* VMMCI level-shifter voltage select */
+ default_hrefv60_cfg3 {
+diff --git a/arch/arm/kvm/Kconfig b/arch/arm/kvm/Kconfig
+index bfb915d05665..dd5fc1e36384 100644
+--- a/arch/arm/kvm/Kconfig
++++ b/arch/arm/kvm/Kconfig
+@@ -21,6 +21,7 @@ config KVM
+ depends on MMU && OF
+ select PREEMPT_NOTIFIERS
+ select ANON_INODES
++ select ARM_GIC
+ select HAVE_KVM_CPU_RELAX_INTERCEPT
+ select HAVE_KVM_ARCH_TLB_FLUSH_ALL
+ select KVM_MMIO
+diff --git a/arch/arm/mach-exynos/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c
+index 4a87e86dec45..7c21760f590f 100644
+--- a/arch/arm/mach-exynos/pm_domains.c
++++ b/arch/arm/mach-exynos/pm_domains.c
+@@ -200,15 +200,15 @@ no_clk:
+ args.args_count = 0;
+ child_domain = of_genpd_get_from_provider(&args);
+ if (IS_ERR(child_domain))
+- goto next_pd;
++ continue;
+
+ if (of_parse_phandle_with_args(np, "power-domains",
+ "#power-domain-cells", 0, &args) != 0)
+- goto next_pd;
++ continue;
+
+ parent_domain = of_genpd_get_from_provider(&args);
+ if (IS_ERR(parent_domain))
+- goto next_pd;
++ continue;
+
+ if (pm_genpd_add_subdomain(parent_domain, child_domain))
+ pr_warn("%s failed to add subdomain: %s\n",
+@@ -216,8 +216,6 @@ no_clk:
+ else
+ pr_info("%s has as child subdomain: %s.\n",
+ parent_domain->name, child_domain->name);
+-next_pd:
+- of_node_put(np);
+ }
+
+ return 0;
+diff --git a/arch/arm/plat-orion/common.c b/arch/arm/plat-orion/common.c
+index 2235081a04ee..8861c367d061 100644
+--- a/arch/arm/plat-orion/common.c
++++ b/arch/arm/plat-orion/common.c
+@@ -495,7 +495,7 @@ void __init orion_ge00_switch_init(struct dsa_platform_data *d, int irq)
+
+ d->netdev = &orion_ge00.dev;
+ for (i = 0; i < d->nr_chips; i++)
+- d->chip[i].host_dev = &orion_ge00_shared.dev;
++ d->chip[i].host_dev = &orion_ge_mvmdio.dev;
+ orion_switch_device.dev.platform_data = d;
+
+ platform_device_register(&orion_switch_device);
+diff --git a/arch/arm/vdso/vdsomunge.c b/arch/arm/vdso/vdsomunge.c
+index aedec81d1198..f6455273b2f8 100644
+--- a/arch/arm/vdso/vdsomunge.c
++++ b/arch/arm/vdso/vdsomunge.c
+@@ -45,7 +45,6 @@
+ * it does.
+ */
+
+-#include <byteswap.h>
+ #include <elf.h>
+ #include <errno.h>
+ #include <fcntl.h>
+@@ -59,6 +58,16 @@
+ #include <sys/types.h>
+ #include <unistd.h>
+
++#define swab16(x) \
++ ((((x) & 0x00ff) << 8) | \
++ (((x) & 0xff00) >> 8))
++
++#define swab32(x) \
++ ((((x) & 0x000000ff) << 24) | \
++ (((x) & 0x0000ff00) << 8) | \
++ (((x) & 0x00ff0000) >> 8) | \
++ (((x) & 0xff000000) >> 24))
++
+ #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+ #define HOST_ORDER ELFDATA2LSB
+ #elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
+@@ -104,17 +113,17 @@ static void cleanup(void)
+
+ static Elf32_Word read_elf_word(Elf32_Word word, bool swap)
+ {
+- return swap ? bswap_32(word) : word;
++ return swap ? swab32(word) : word;
+ }
+
+ static Elf32_Half read_elf_half(Elf32_Half half, bool swap)
+ {
+- return swap ? bswap_16(half) : half;
++ return swap ? swab16(half) : half;
+ }
+
+ static void write_elf_word(Elf32_Word val, Elf32_Word *dst, bool swap)
+ {
+- *dst = swap ? bswap_32(val) : val;
++ *dst = swap ? swab32(val) : val;
+ }
+
+ int main(int argc, char **argv)
+diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c
+index 7922c2e710ca..7ac3920b1356 100644
+--- a/arch/arm64/kernel/armv8_deprecated.c
++++ b/arch/arm64/kernel/armv8_deprecated.c
+@@ -279,22 +279,24 @@ static void register_insn_emulation_sysctl(struct ctl_table *table)
+ */
+ #define __user_swpX_asm(data, addr, res, temp, B) \
+ __asm__ __volatile__( \
+- " mov %w2, %w1\n" \
+- "0: ldxr"B" %w1, [%3]\n" \
+- "1: stxr"B" %w0, %w2, [%3]\n" \
++ "0: ldxr"B" %w2, [%3]\n" \
++ "1: stxr"B" %w0, %w1, [%3]\n" \
+ " cbz %w0, 2f\n" \
+ " mov %w0, %w4\n" \
++ " b 3f\n" \
+ "2:\n" \
++ " mov %w1, %w2\n" \
++ "3:\n" \
+ " .pushsection .fixup,\"ax\"\n" \
+ " .align 2\n" \
+- "3: mov %w0, %w5\n" \
+- " b 2b\n" \
++ "4: mov %w0, %w5\n" \
++ " b 3b\n" \
+ " .popsection" \
+ " .pushsection __ex_table,\"a\"\n" \
+ " .align 3\n" \
+- " .quad 0b, 3b\n" \
+- " .quad 1b, 3b\n" \
+- " .popsection" \
++ " .quad 0b, 4b\n" \
++ " .quad 1b, 4b\n" \
++ " .popsection\n" \
+ : "=&r" (res), "+r" (data), "=&r" (temp) \
+ : "r" (addr), "i" (-EAGAIN), "i" (-EFAULT) \
+ : "memory")
+diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c
+index 407991bf79f5..ccb6078ed9f2 100644
+--- a/arch/arm64/kernel/stacktrace.c
++++ b/arch/arm64/kernel/stacktrace.c
+@@ -48,11 +48,7 @@ int notrace unwind_frame(struct stackframe *frame)
+
+ frame->sp = fp + 0x10;
+ frame->fp = *(unsigned long *)(fp);
+- /*
+- * -4 here because we care about the PC at time of bl,
+- * not where the return will go.
+- */
+- frame->pc = *(unsigned long *)(fp + 8) - 4;
++ frame->pc = *(unsigned long *)(fp + 8);
+
+ return 0;
+ }
+diff --git a/arch/arm64/kernel/suspend.c b/arch/arm64/kernel/suspend.c
+index 8297d502217e..44ca4143b013 100644
+--- a/arch/arm64/kernel/suspend.c
++++ b/arch/arm64/kernel/suspend.c
+@@ -80,17 +80,21 @@ int cpu_suspend(unsigned long arg, int (*fn)(unsigned long))
+ if (ret == 0) {
+ /*
+ * We are resuming from reset with TTBR0_EL1 set to the
+- * idmap to enable the MMU; restore the active_mm mappings in
+- * TTBR0_EL1 unless the active_mm == &init_mm, in which case
+- * the thread entered cpu_suspend with TTBR0_EL1 set to
+- * reserved TTBR0 page tables and should be restored as such.
++ * idmap to enable the MMU; set the TTBR0 to the reserved
++ * page tables to prevent speculative TLB allocations, flush
++ * the local tlb and set the default tcr_el1.t0sz so that
++ * the TTBR0 address space set-up is properly restored.
++ * If the current active_mm != &init_mm we entered cpu_suspend
++ * with mappings in TTBR0 that must be restored, so we switch
++ * them back to complete the address space configuration
++ * restoration before returning.
+ */
+- if (mm == &init_mm)
+- cpu_set_reserved_ttbr0();
+- else
+- cpu_switch_mm(mm->pgd, mm);
+-
++ cpu_set_reserved_ttbr0();
+ flush_tlb_all();
++ cpu_set_default_tcr_t0sz();
++
++ if (mm != &init_mm)
++ cpu_switch_mm(mm->pgd, mm);
+
+ /*
+ * Restore per-cpu offset before any kernel
+diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
+index caffb10e7aa3..5607693f35cf 100644
+--- a/arch/powerpc/kernel/rtas.c
++++ b/arch/powerpc/kernel/rtas.c
+@@ -1041,6 +1041,9 @@ asmlinkage int ppc_rtas(struct rtas_args __user *uargs)
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
++ if (!rtas.entry)
++ return -EINVAL;
++
+ if (copy_from_user(&args, uargs, 3 * sizeof(u32)) != 0)
+ return -EFAULT;
+
+diff --git a/arch/um/kernel/trap.c b/arch/um/kernel/trap.c
+index 557232f758b6..5610b185d1e9 100644
+--- a/arch/um/kernel/trap.c
++++ b/arch/um/kernel/trap.c
+@@ -220,7 +220,7 @@ unsigned long segv(struct faultinfo fi, unsigned long ip, int is_user,
+ show_regs(container_of(regs, struct pt_regs, regs));
+ panic("Segfault with no mm");
+ }
+- else if (!is_user && address < TASK_SIZE) {
++ else if (!is_user && address > PAGE_SIZE && address < TASK_SIZE) {
+ show_regs(container_of(regs, struct pt_regs, regs));
+ panic("Kernel tried to access user memory at addr 0x%lx, ip 0x%lx",
+ address, ip);
+diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
+index 7d69afd8b6fa..16edc0f169fa 100644
+--- a/arch/x86/boot/compressed/eboot.c
++++ b/arch/x86/boot/compressed/eboot.c
+@@ -667,6 +667,7 @@ setup_gop32(struct screen_info *si, efi_guid_t *proto,
+ bool conout_found = false;
+ void *dummy = NULL;
+ u32 h = handles[i];
++ u32 current_fb_base;
+
+ status = efi_call_early(handle_protocol, h,
+ proto, (void **)&gop32);
+@@ -678,7 +679,7 @@ setup_gop32(struct screen_info *si, efi_guid_t *proto,
+ if (status == EFI_SUCCESS)
+ conout_found = true;
+
+- status = __gop_query32(gop32, &info, &size, &fb_base);
++ status = __gop_query32(gop32, &info, &size, ¤t_fb_base);
+ if (status == EFI_SUCCESS && (!first_gop || conout_found)) {
+ /*
+ * Systems that use the UEFI Console Splitter may
+@@ -692,6 +693,7 @@ setup_gop32(struct screen_info *si, efi_guid_t *proto,
+ pixel_format = info->pixel_format;
+ pixel_info = info->pixel_information;
+ pixels_per_scan_line = info->pixels_per_scan_line;
++ fb_base = current_fb_base;
+
+ /*
+ * Once we've found a GOP supporting ConOut,
+@@ -770,6 +772,7 @@ setup_gop64(struct screen_info *si, efi_guid_t *proto,
+ bool conout_found = false;
+ void *dummy = NULL;
+ u64 h = handles[i];
++ u32 current_fb_base;
+
+ status = efi_call_early(handle_protocol, h,
+ proto, (void **)&gop64);
+@@ -781,7 +784,7 @@ setup_gop64(struct screen_info *si, efi_guid_t *proto,
+ if (status == EFI_SUCCESS)
+ conout_found = true;
+
+- status = __gop_query64(gop64, &info, &size, &fb_base);
++ status = __gop_query64(gop64, &info, &size, ¤t_fb_base);
+ if (status == EFI_SUCCESS && (!first_gop || conout_found)) {
+ /*
+ * Systems that use the UEFI Console Splitter may
+@@ -795,6 +798,7 @@ setup_gop64(struct screen_info *si, efi_guid_t *proto,
+ pixel_format = info->pixel_format;
+ pixel_info = info->pixel_information;
+ pixels_per_scan_line = info->pixels_per_scan_line;
++ fb_base = current_fb_base;
+
+ /*
+ * Once we've found a GOP supporting ConOut,
+diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
+index 5880b482d83c..11b46d91f4e5 100644
+--- a/arch/x86/kernel/apic/io_apic.c
++++ b/arch/x86/kernel/apic/io_apic.c
+@@ -2547,7 +2547,9 @@ void __init setup_ioapic_dest(void)
+ mask = apic->target_cpus();
+
+ chip = irq_data_get_irq_chip(idata);
+- chip->irq_set_affinity(idata, mask, false);
++ /* Might be lapic_chip for irq 0 */
++ if (chip->irq_set_affinity)
++ chip->irq_set_affinity(idata, mask, false);
+ }
+ }
+ #endif
+diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
+index 777ad2f03160..3cebc65221a2 100644
+--- a/arch/x86/xen/enlighten.c
++++ b/arch/x86/xen/enlighten.c
+@@ -33,7 +33,7 @@
+ #include <linux/memblock.h>
+ #include <linux/edd.h>
+
+-#ifdef CONFIG_KEXEC_CORE
++#ifdef CONFIG_KEXEC
+ #include <linux/kexec.h>
+ #endif
+
+@@ -1804,7 +1804,7 @@ static struct notifier_block xen_hvm_cpu_notifier = {
+ .notifier_call = xen_hvm_cpu_notify,
+ };
+
+-#ifdef CONFIG_KEXEC_CORE
++#ifdef CONFIG_KEXEC
+ static void xen_hvm_shutdown(void)
+ {
+ native_machine_shutdown();
+@@ -1838,7 +1838,7 @@ static void __init xen_hvm_guest_init(void)
+ x86_init.irqs.intr_init = xen_init_IRQ;
+ xen_hvm_init_time_ops();
+ xen_hvm_init_mmu_ops();
+-#ifdef CONFIG_KEXEC_CORE
++#ifdef CONFIG_KEXEC
+ machine_ops.shutdown = xen_hvm_shutdown;
+ machine_ops.crash_shutdown = xen_hvm_crash_shutdown;
+ #endif
+diff --git a/block/blk-core.c b/block/blk-core.c
+index 627ed0c593fb..1955ed3a1fa9 100644
+--- a/block/blk-core.c
++++ b/block/blk-core.c
+@@ -578,7 +578,7 @@ void blk_cleanup_queue(struct request_queue *q)
+ q->queue_lock = &q->__queue_lock;
+ spin_unlock_irq(lock);
+
+- bdi_destroy(&q->backing_dev_info);
++ bdi_unregister(&q->backing_dev_info);
+
+ /* @q is and will stay empty, shutdown and put */
+ blk_put_queue(q);
+diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
+index 9115c6d59948..273519894951 100644
+--- a/block/blk-mq-tag.c
++++ b/block/blk-mq-tag.c
+@@ -628,6 +628,7 @@ void blk_mq_free_tags(struct blk_mq_tags *tags)
+ {
+ bt_free(&tags->bitmap_tags);
+ bt_free(&tags->breserved_tags);
++ free_cpumask_var(tags->cpumask);
+ kfree(tags);
+ }
+
+diff --git a/block/blk-mq.c b/block/blk-mq.c
+index c69902695136..4d6ff5259a61 100644
+--- a/block/blk-mq.c
++++ b/block/blk-mq.c
+@@ -2263,10 +2263,8 @@ void blk_mq_free_tag_set(struct blk_mq_tag_set *set)
+ int i;
+
+ for (i = 0; i < set->nr_hw_queues; i++) {
+- if (set->tags[i]) {
++ if (set->tags[i])
+ blk_mq_free_rq_map(set, set->tags[i], i);
+- free_cpumask_var(set->tags[i]->cpumask);
+- }
+ }
+
+ kfree(set->tags);
+diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
+index 6264b382d4d1..145ddb6c6d31 100644
+--- a/block/blk-sysfs.c
++++ b/block/blk-sysfs.c
+@@ -502,6 +502,7 @@ static void blk_release_queue(struct kobject *kobj)
+ struct request_queue *q =
+ container_of(kobj, struct request_queue, kobj);
+
++ bdi_exit(&q->backing_dev_info);
+ blkcg_exit_queue(q);
+
+ if (q->elevator) {
+diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c
+index b788f169cc98..b4ffc5be1a93 100644
+--- a/crypto/ablkcipher.c
++++ b/crypto/ablkcipher.c
+@@ -706,7 +706,7 @@ struct crypto_ablkcipher *crypto_alloc_ablkcipher(const char *alg_name,
+ err:
+ if (err != -EAGAIN)
+ break;
+- if (signal_pending(current)) {
++ if (fatal_signal_pending(current)) {
+ err = -EINTR;
+ break;
+ }
+diff --git a/crypto/algapi.c b/crypto/algapi.c
+index 3c079b7f23f6..b603b34ce8a8 100644
+--- a/crypto/algapi.c
++++ b/crypto/algapi.c
+@@ -335,7 +335,7 @@ static void crypto_wait_for_test(struct crypto_larval *larval)
+ crypto_alg_tested(larval->alg.cra_driver_name, 0);
+ }
+
+- err = wait_for_completion_interruptible(&larval->completion);
++ err = wait_for_completion_killable(&larval->completion);
+ WARN_ON(err);
+
+ out:
+diff --git a/crypto/api.c b/crypto/api.c
+index afe4610afc4b..bbc147cb5dec 100644
+--- a/crypto/api.c
++++ b/crypto/api.c
+@@ -172,7 +172,7 @@ static struct crypto_alg *crypto_larval_wait(struct crypto_alg *alg)
+ struct crypto_larval *larval = (void *)alg;
+ long timeout;
+
+- timeout = wait_for_completion_interruptible_timeout(
++ timeout = wait_for_completion_killable_timeout(
+ &larval->completion, 60 * HZ);
+
+ alg = larval->adult;
+@@ -445,7 +445,7 @@ struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask)
+ err:
+ if (err != -EAGAIN)
+ break;
+- if (signal_pending(current)) {
++ if (fatal_signal_pending(current)) {
+ err = -EINTR;
+ break;
+ }
+@@ -562,7 +562,7 @@ void *crypto_alloc_tfm(const char *alg_name,
+ err:
+ if (err != -EAGAIN)
+ break;
+- if (signal_pending(current)) {
++ if (fatal_signal_pending(current)) {
+ err = -EINTR;
+ break;
+ }
+diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c
+index 08ea2867fc8a..d59fb4eeed2b 100644
+--- a/crypto/crypto_user.c
++++ b/crypto/crypto_user.c
+@@ -376,7 +376,7 @@ static struct crypto_alg *crypto_user_skcipher_alg(const char *name, u32 type,
+ err = PTR_ERR(alg);
+ if (err != -EAGAIN)
+ break;
+- if (signal_pending(current)) {
++ if (fatal_signal_pending(current)) {
+ err = -EINTR;
+ break;
+ }
+diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c
+index 7920c2741b47..cf91c114ed9f 100644
+--- a/drivers/block/nvme-core.c
++++ b/drivers/block/nvme-core.c
+@@ -597,6 +597,7 @@ static void req_completion(struct nvme_queue *nvmeq, void *ctx,
+ struct nvme_iod *iod = ctx;
+ struct request *req = iod_get_private(iod);
+ struct nvme_cmd_info *cmd_rq = blk_mq_rq_to_pdu(req);
++ bool requeue = false;
+
+ u16 status = le16_to_cpup(&cqe->status) >> 1;
+
+@@ -605,12 +606,13 @@ static void req_completion(struct nvme_queue *nvmeq, void *ctx,
+ && (jiffies - req->start_time) < req->timeout) {
+ unsigned long flags;
+
++ requeue = true;
+ blk_mq_requeue_request(req);
+ spin_lock_irqsave(req->q->queue_lock, flags);
+ if (!blk_queue_stopped(req->q))
+ blk_mq_kick_requeue_list(req->q);
+ spin_unlock_irqrestore(req->q->queue_lock, flags);
+- return;
++ goto release_iod;
+ }
+ if (req->cmd_type == REQ_TYPE_DRV_PRIV) {
+ if (cmd_rq->ctx == CMD_CTX_CANCELLED)
+@@ -631,7 +633,7 @@ static void req_completion(struct nvme_queue *nvmeq, void *ctx,
+ dev_warn(nvmeq->dev->dev,
+ "completing aborted command with status:%04x\n",
+ status);
+-
++ release_iod:
+ if (iod->nents) {
+ dma_unmap_sg(nvmeq->dev->dev, iod->sg, iod->nents,
+ rq_data_dir(req) ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
+@@ -644,7 +646,8 @@ static void req_completion(struct nvme_queue *nvmeq, void *ctx,
+ }
+ nvme_free_iod(nvmeq->dev, iod);
+
+- blk_mq_complete_request(req);
++ if (likely(!requeue))
++ blk_mq_complete_request(req);
+ }
+
+ /* length is in bytes. gfp flags indicates whether we may sleep. */
+@@ -1764,7 +1767,7 @@ static int nvme_submit_io(struct nvme_ns *ns, struct nvme_user_io __user *uio)
+
+ length = (io.nblocks + 1) << ns->lba_shift;
+ meta_len = (io.nblocks + 1) * ns->ms;
+- metadata = (void __user *)(unsigned long)io.metadata;
++ metadata = (void __user *)(uintptr_t)io.metadata;
+ write = io.opcode & 1;
+
+ if (ns->ext) {
+@@ -1804,7 +1807,7 @@ static int nvme_submit_io(struct nvme_ns *ns, struct nvme_user_io __user *uio)
+ c.rw.metadata = cpu_to_le64(meta_dma);
+
+ status = __nvme_submit_sync_cmd(ns->queue, &c, NULL,
+- (void __user *)io.addr, length, NULL, 0);
++ (void __user *)(uintptr_t)io.addr, length, NULL, 0);
+ unmap:
+ if (meta) {
+ if (status == NVME_SC_SUCCESS && !write) {
+@@ -1846,7 +1849,7 @@ static int nvme_user_cmd(struct nvme_dev *dev, struct nvme_ns *ns,
+ timeout = msecs_to_jiffies(cmd.timeout_ms);
+
+ status = __nvme_submit_sync_cmd(ns ? ns->queue : dev->admin_q, &c,
+- NULL, (void __user *)cmd.addr, cmd.data_len,
++ NULL, (void __user *)(uintptr_t)cmd.addr, cmd.data_len,
+ &cmd.result, timeout);
+ if (status >= 0) {
+ if (put_user(cmd.result, &ucmd->result))
+diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
+index 324bf35ec4dd..017b7d58ae06 100644
+--- a/drivers/block/rbd.c
++++ b/drivers/block/rbd.c
+@@ -96,6 +96,8 @@ static int atomic_dec_return_safe(atomic_t *v)
+ #define RBD_MINORS_PER_MAJOR 256
+ #define RBD_SINGLE_MAJOR_PART_SHIFT 4
+
++#define RBD_MAX_PARENT_CHAIN_LEN 16
++
+ #define RBD_SNAP_DEV_NAME_PREFIX "snap_"
+ #define RBD_MAX_SNAP_NAME_LEN \
+ (NAME_MAX - (sizeof (RBD_SNAP_DEV_NAME_PREFIX) - 1))
+@@ -426,7 +428,7 @@ static ssize_t rbd_add_single_major(struct bus_type *bus, const char *buf,
+ size_t count);
+ static ssize_t rbd_remove_single_major(struct bus_type *bus, const char *buf,
+ size_t count);
+-static int rbd_dev_image_probe(struct rbd_device *rbd_dev, bool mapping);
++static int rbd_dev_image_probe(struct rbd_device *rbd_dev, int depth);
+ static void rbd_spec_put(struct rbd_spec *spec);
+
+ static int rbd_dev_id_to_minor(int dev_id)
+@@ -3819,6 +3821,9 @@ static int rbd_init_disk(struct rbd_device *rbd_dev)
+ q->limits.discard_zeroes_data = 1;
+
+ blk_queue_merge_bvec(q, rbd_merge_bvec);
++ if (!ceph_test_opt(rbd_dev->rbd_client->client, NOCRC))
++ q->backing_dev_info.capabilities |= BDI_CAP_STABLE_WRITES;
++
+ disk->queue = q;
+
+ q->queuedata = rbd_dev;
+@@ -5169,44 +5174,51 @@ out_err:
+ return ret;
+ }
+
+-static int rbd_dev_probe_parent(struct rbd_device *rbd_dev)
++/*
++ * @depth is rbd_dev_image_probe() -> rbd_dev_probe_parent() ->
++ * rbd_dev_image_probe() recursion depth, which means it's also the
++ * length of the already discovered part of the parent chain.
++ */
++static int rbd_dev_probe_parent(struct rbd_device *rbd_dev, int depth)
+ {
+ struct rbd_device *parent = NULL;
+- struct rbd_spec *parent_spec;
+- struct rbd_client *rbdc;
+ int ret;
+
+ if (!rbd_dev->parent_spec)
+ return 0;
+- /*
+- * We need to pass a reference to the client and the parent
+- * spec when creating the parent rbd_dev. Images related by
+- * parent/child relationships always share both.
+- */
+- parent_spec = rbd_spec_get(rbd_dev->parent_spec);
+- rbdc = __rbd_get_client(rbd_dev->rbd_client);
+
+- ret = -ENOMEM;
+- parent = rbd_dev_create(rbdc, parent_spec, NULL);
+- if (!parent)
++ if (++depth > RBD_MAX_PARENT_CHAIN_LEN) {
++ pr_info("parent chain is too long (%d)\n", depth);
++ ret = -EINVAL;
+ goto out_err;
++ }
+
+- ret = rbd_dev_image_probe(parent, false);
++ parent = rbd_dev_create(rbd_dev->rbd_client, rbd_dev->parent_spec,
++ NULL);
++ if (!parent) {
++ ret = -ENOMEM;
++ goto out_err;
++ }
++
++ /*
++ * Images related by parent/child relationships always share
++ * rbd_client and spec/parent_spec, so bump their refcounts.
++ */
++ __rbd_get_client(rbd_dev->rbd_client);
++ rbd_spec_get(rbd_dev->parent_spec);
++
++ ret = rbd_dev_image_probe(parent, depth);
+ if (ret < 0)
+ goto out_err;
++
+ rbd_dev->parent = parent;
+ atomic_set(&rbd_dev->parent_ref, 1);
+-
+ return 0;
++
+ out_err:
+- if (parent) {
+- rbd_dev_unparent(rbd_dev);
++ rbd_dev_unparent(rbd_dev);
++ if (parent)
+ rbd_dev_destroy(parent);
+- } else {
+- rbd_put_client(rbdc);
+- rbd_spec_put(parent_spec);
+- }
+-
+ return ret;
+ }
+
+@@ -5324,7 +5336,7 @@ static void rbd_dev_image_release(struct rbd_device *rbd_dev)
+ * parent), initiate a watch on its header object before using that
+ * object to get detailed information about the rbd image.
+ */
+-static int rbd_dev_image_probe(struct rbd_device *rbd_dev, bool mapping)
++static int rbd_dev_image_probe(struct rbd_device *rbd_dev, int depth)
+ {
+ int ret;
+
+@@ -5342,7 +5354,7 @@ static int rbd_dev_image_probe(struct rbd_device *rbd_dev, bool mapping)
+ if (ret)
+ goto err_out_format;
+
+- if (mapping) {
++ if (!depth) {
+ ret = rbd_dev_header_watch_sync(rbd_dev);
+ if (ret) {
+ if (ret == -ENOENT)
+@@ -5363,7 +5375,7 @@ static int rbd_dev_image_probe(struct rbd_device *rbd_dev, bool mapping)
+ * Otherwise this is a parent image, identified by pool, image
+ * and snap ids - need to fill in names for those ids.
+ */
+- if (mapping)
++ if (!depth)
+ ret = rbd_spec_fill_snap_id(rbd_dev);
+ else
+ ret = rbd_spec_fill_names(rbd_dev);
+@@ -5385,12 +5397,12 @@ static int rbd_dev_image_probe(struct rbd_device *rbd_dev, bool mapping)
+ * Need to warn users if this image is the one being
+ * mapped and has a parent.
+ */
+- if (mapping && rbd_dev->parent_spec)
++ if (!depth && rbd_dev->parent_spec)
+ rbd_warn(rbd_dev,
+ "WARNING: kernel layering is EXPERIMENTAL!");
+ }
+
+- ret = rbd_dev_probe_parent(rbd_dev);
++ ret = rbd_dev_probe_parent(rbd_dev, depth);
+ if (ret)
+ goto err_out_probe;
+
+@@ -5401,7 +5413,7 @@ static int rbd_dev_image_probe(struct rbd_device *rbd_dev, bool mapping)
+ err_out_probe:
+ rbd_dev_unprobe(rbd_dev);
+ err_out_watch:
+- if (mapping)
++ if (!depth)
+ rbd_dev_header_unwatch_sync(rbd_dev);
+ out_header_name:
+ kfree(rbd_dev->header_name);
+@@ -5464,7 +5476,7 @@ static ssize_t do_rbd_add(struct bus_type *bus,
+ spec = NULL; /* rbd_dev now owns this */
+ rbd_opts = NULL; /* rbd_dev now owns this */
+
+- rc = rbd_dev_image_probe(rbd_dev, true);
++ rc = rbd_dev_image_probe(rbd_dev, 0);
+ if (rc < 0)
+ goto err_out_rbd_dev;
+
+diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
+index 7a8a73f1fc04..d68b08ae4be1 100644
+--- a/drivers/block/xen-blkfront.c
++++ b/drivers/block/xen-blkfront.c
+@@ -1984,7 +1984,8 @@ static void blkback_changed(struct xenbus_device *dev,
+ break;
+ /* Missed the backend's Closing state -- fallthrough */
+ case XenbusStateClosing:
+- blkfront_closing(info);
++ if (info)
++ blkfront_closing(info);
+ break;
+ }
+ }
+diff --git a/drivers/bus/arm-ccn.c b/drivers/bus/arm-ccn.c
+index 7d9879e166cf..395cb7f9f5a4 100644
+--- a/drivers/bus/arm-ccn.c
++++ b/drivers/bus/arm-ccn.c
+@@ -1188,7 +1188,8 @@ static int arm_ccn_pmu_cpu_notifier(struct notifier_block *nb,
+ break;
+ perf_pmu_migrate_context(&dt->pmu, cpu, target);
+ cpumask_set_cpu(target, &dt->cpu);
+- WARN_ON(irq_set_affinity(ccn->irq, &dt->cpu) != 0);
++ if (ccn->irq)
++ WARN_ON(irq_set_affinity(ccn->irq, &dt->cpu) != 0);
+ default:
+ break;
+ }
+diff --git a/drivers/clk/clkdev.c b/drivers/clk/clkdev.c
+index c0eaf0973bd2..779b6ff0c7ad 100644
+--- a/drivers/clk/clkdev.c
++++ b/drivers/clk/clkdev.c
+@@ -333,7 +333,8 @@ int clk_add_alias(const char *alias, const char *alias_dev_name,
+ if (IS_ERR(r))
+ return PTR_ERR(r);
+
+- l = clkdev_create(r, alias, "%s", alias_dev_name);
++ l = clkdev_create(r, alias, alias_dev_name ? "%s" : NULL,
++ alias_dev_name);
+ clk_put(r);
+
+ return l ? 0 : -ENODEV;
+diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
+index fcb929ec5304..aba2117a80c1 100644
+--- a/drivers/cpufreq/intel_pstate.c
++++ b/drivers/cpufreq/intel_pstate.c
+@@ -766,6 +766,11 @@ static inline void intel_pstate_sample(struct cpudata *cpu)
+ local_irq_save(flags);
+ rdmsrl(MSR_IA32_APERF, aperf);
+ rdmsrl(MSR_IA32_MPERF, mperf);
++ if (cpu->prev_mperf == mperf) {
++ local_irq_restore(flags);
++ return;
++ }
++
+ tsc = native_read_tsc();
+ local_irq_restore(flags);
+
+diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c
+index ca7831168298..91cf71008e11 100644
+--- a/drivers/edac/sb_edac.c
++++ b/drivers/edac/sb_edac.c
+@@ -1648,6 +1648,7 @@ static int sbridge_mci_bind_devs(struct mem_ctl_info *mci,
+ {
+ struct sbridge_pvt *pvt = mci->pvt_info;
+ struct pci_dev *pdev;
++ u8 saw_chan_mask = 0;
+ int i;
+
+ for (i = 0; i < sbridge_dev->n_devs; i++) {
+@@ -1681,6 +1682,7 @@ static int sbridge_mci_bind_devs(struct mem_ctl_info *mci,
+ {
+ int id = pdev->device - PCI_DEVICE_ID_INTEL_SBRIDGE_IMC_TAD0;
+ pvt->pci_tad[id] = pdev;
++ saw_chan_mask |= 1 << id;
+ }
+ break;
+ case PCI_DEVICE_ID_INTEL_SBRIDGE_IMC_DDRIO:
+@@ -1701,10 +1703,8 @@ static int sbridge_mci_bind_devs(struct mem_ctl_info *mci,
+ !pvt-> pci_tad || !pvt->pci_ras || !pvt->pci_ta)
+ goto enodev;
+
+- for (i = 0; i < NUM_CHANNELS; i++) {
+- if (!pvt->pci_tad[i])
+- goto enodev;
+- }
++ if (saw_chan_mask != 0x0f)
++ goto enodev;
+ return 0;
+
+ enodev:
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+index f7b49d5ce4b8..e3305a5aedfd 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+@@ -1583,6 +1583,7 @@ struct amdgpu_pm {
+ u8 fan_max_rpm;
+ /* dpm */
+ bool dpm_enabled;
++ bool sysfs_initialized;
+ struct amdgpu_dpm dpm;
+ const struct firmware *fw; /* SMC firmware */
+ uint32_t fw_version;
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+index ed13baa7c976..91c7556a365a 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+@@ -693,6 +693,9 @@ int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
+ {
+ int ret;
+
++ if (adev->pm.sysfs_initialized)
++ return 0;
++
+ if (adev->pm.funcs->get_temperature == NULL)
+ return 0;
+ adev->pm.int_hwmon_dev = hwmon_device_register_with_groups(adev->dev,
+@@ -721,6 +724,8 @@ int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
+ return ret;
+ }
+
++ adev->pm.sysfs_initialized = true;
++
+ return 0;
+ }
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
+index 9745ed3a9aef..7e9154c7f1db 100644
+--- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
++++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
+@@ -2997,6 +2997,9 @@ static int kv_dpm_late_init(void *handle)
+ struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int ret;
+
++ if (!amdgpu_dpm)
++ return 0;
++
+ /* init the sysfs and debugfs files late */
+ ret = amdgpu_pm_sysfs_init(adev);
+ if (ret)
+diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
+index fed748311b92..4e8d72d40af4 100644
+--- a/drivers/gpu/drm/drm_crtc.c
++++ b/drivers/gpu/drm/drm_crtc.c
+@@ -4221,7 +4221,7 @@ drm_property_create_blob(struct drm_device *dev, size_t length,
+ struct drm_property_blob *blob;
+ int ret;
+
+- if (!length)
++ if (!length || length > ULONG_MAX - sizeof(struct drm_property_blob))
+ return ERR_PTR(-EINVAL);
+
+ blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL);
+@@ -4573,7 +4573,7 @@ int drm_mode_createblob_ioctl(struct drm_device *dev,
+ * not associated with any file_priv. */
+ mutex_lock(&dev->mode_config.blob_lock);
+ out_resp->blob_id = blob->base.id;
+- list_add_tail(&file_priv->blobs, &blob->head_file);
++ list_add_tail(&blob->head_file, &file_priv->blobs);
+ mutex_unlock(&dev->mode_config.blob_lock);
+
+ return 0;
+diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
+index 27a2426c3daa..1f94219f3e0e 100644
+--- a/drivers/gpu/drm/drm_dp_mst_topology.c
++++ b/drivers/gpu/drm/drm_dp_mst_topology.c
+@@ -1193,17 +1193,18 @@ static struct drm_dp_mst_branch *drm_dp_get_mst_branch_device(struct drm_dp_mst_
+
+ list_for_each_entry(port, &mstb->ports, next) {
+ if (port->port_num == port_num) {
+- if (!port->mstb) {
++ mstb = port->mstb;
++ if (!mstb) {
+ DRM_ERROR("failed to lookup MSTB with lct %d, rad %02x\n", lct, rad[0]);
+- return NULL;
++ goto out;
+ }
+
+- mstb = port->mstb;
+ break;
+ }
+ }
+ }
+ kref_get(&mstb->kref);
++out:
+ mutex_unlock(&mgr->lock);
+ return mstb;
+ }
+diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c
+index 8fd431bcdfd3..a96b9006a51e 100644
+--- a/drivers/gpu/drm/i915/i915_gem_userptr.c
++++ b/drivers/gpu/drm/i915/i915_gem_userptr.c
+@@ -804,7 +804,10 @@ static const struct drm_i915_gem_object_ops i915_gem_userptr_ops = {
+ * Also note, that the object created here is not currently a "first class"
+ * object, in that several ioctls are banned. These are the CPU access
+ * ioctls: mmap(), pwrite and pread. In practice, you are expected to use
+- * direct access via your pointer rather than use those ioctls.
++ * direct access via your pointer rather than use those ioctls. Another
++ * restriction is that we do not allow userptr surfaces to be pinned to the
++ * hardware and so we reject any attempt to create a framebuffer out of a
++ * userptr.
+ *
+ * If you think this is a good interface to use to pass GPU memory between
+ * drivers, please use dma-buf instead. In fact, wherever possible use
+diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
+index 107c6c0519fd..10b1b657d32a 100644
+--- a/drivers/gpu/drm/i915/intel_display.c
++++ b/drivers/gpu/drm/i915/intel_display.c
+@@ -1729,6 +1729,8 @@ static void i9xx_enable_pll(struct intel_crtc *crtc)
+ I915_READ(DPLL(!crtc->pipe)) | DPLL_DVO_2X_MODE);
+ }
+
++ I915_WRITE(reg, dpll);
++
+ /* Wait for the clocks to stabilize. */
+ POSTING_READ(reg);
+ udelay(150);
+@@ -14070,6 +14072,11 @@ static int intel_user_framebuffer_create_handle(struct drm_framebuffer *fb,
+ struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
+ struct drm_i915_gem_object *obj = intel_fb->obj;
+
++ if (obj->userptr.mm) {
++ DRM_DEBUG("attempting to use a userptr for a framebuffer, denied\n");
++ return -EINVAL;
++ }
++
+ return drm_gem_handle_create(file, &obj->base, handle);
+ }
+
+diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
+index 7f2161a1ff5d..504728b401b6 100644
+--- a/drivers/gpu/drm/i915/intel_lrc.c
++++ b/drivers/gpu/drm/i915/intel_lrc.c
+@@ -1250,6 +1250,7 @@ static int gen8_emit_flush_render(struct intel_ringbuffer *ringbuf,
+ if (flush_domains) {
+ flags |= PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH;
+ flags |= PIPE_CONTROL_DEPTH_CACHE_FLUSH;
++ flags |= PIPE_CONTROL_FLUSH_ENABLE;
+ }
+
+ if (invalidate_domains) {
+diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
+index 3817a6f00d9e..ba672aa980e1 100644
+--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
++++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
+@@ -342,6 +342,7 @@ gen7_render_ring_flush(struct intel_engine_cs *ring,
+ if (flush_domains) {
+ flags |= PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH;
+ flags |= PIPE_CONTROL_DEPTH_CACHE_FLUSH;
++ flags |= PIPE_CONTROL_FLUSH_ENABLE;
+ }
+ if (invalidate_domains) {
+ flags |= PIPE_CONTROL_TLB_INVALIDATE;
+@@ -412,6 +413,7 @@ gen8_render_ring_flush(struct intel_engine_cs *ring,
+ if (flush_domains) {
+ flags |= PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH;
+ flags |= PIPE_CONTROL_DEPTH_CACHE_FLUSH;
++ flags |= PIPE_CONTROL_FLUSH_ENABLE;
+ }
+ if (invalidate_domains) {
+ flags |= PIPE_CONTROL_TLB_INVALIDATE;
+diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
+index af1ee517f372..0b2239423a37 100644
+--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
++++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
+@@ -227,11 +227,12 @@ nouveau_gem_info(struct drm_file *file_priv, struct drm_gem_object *gem,
+ struct nouveau_bo *nvbo = nouveau_gem_object(gem);
+ struct nvkm_vma *vma;
+
+- if (nvbo->bo.mem.mem_type == TTM_PL_TT)
++ if (is_power_of_2(nvbo->valid_domains))
++ rep->domain = nvbo->valid_domains;
++ else if (nvbo->bo.mem.mem_type == TTM_PL_TT)
+ rep->domain = NOUVEAU_GEM_DOMAIN_GART;
+ else
+ rep->domain = NOUVEAU_GEM_DOMAIN_VRAM;
+-
+ rep->offset = nvbo->bo.offset;
+ if (cli->vm) {
+ vma = nouveau_bo_vma_find(nvbo, cli->vm);
+diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c
+index 65adb9c72377..bb292143997e 100644
+--- a/drivers/gpu/drm/radeon/atombios_encoders.c
++++ b/drivers/gpu/drm/radeon/atombios_encoders.c
+@@ -237,6 +237,7 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
+ backlight_update_status(bd);
+
+ DRM_INFO("radeon atom DIG backlight initialized\n");
++ rdev->mode_info.bl_encoder = radeon_encoder;
+
+ return;
+
+@@ -1624,9 +1625,14 @@ radeon_atom_encoder_dpms_avivo(struct drm_encoder *encoder, int mode)
+ } else
+ atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
+ if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
+- struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
++ if (rdev->mode_info.bl_encoder) {
++ struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
+
+- atombios_set_backlight_level(radeon_encoder, dig->backlight_level);
++ atombios_set_backlight_level(radeon_encoder, dig->backlight_level);
++ } else {
++ args.ucAction = ATOM_LCD_BLON;
++ atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
++ }
+ }
+ break;
+ case DRM_MODE_DPMS_STANDBY:
+@@ -1706,8 +1712,13 @@ radeon_atom_encoder_dpms_dig(struct drm_encoder *encoder, int mode)
+ if (ASIC_IS_DCE4(rdev))
+ atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON, 0);
+ }
+- if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
+- atombios_set_backlight_level(radeon_encoder, dig->backlight_level);
++ if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
++ if (rdev->mode_info.bl_encoder)
++ atombios_set_backlight_level(radeon_encoder, dig->backlight_level);
++ else
++ atombios_dig_transmitter_setup(encoder,
++ ATOM_TRANSMITTER_ACTION_LCD_BLON, 0, 0);
++ }
+ if (ext_encoder)
+ atombios_external_encoder_setup(encoder, ext_encoder, ATOM_ENABLE);
+ break;
+diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
+index f03b7eb15233..b6cbd816537e 100644
+--- a/drivers/gpu/drm/radeon/radeon.h
++++ b/drivers/gpu/drm/radeon/radeon.h
+@@ -1658,6 +1658,7 @@ struct radeon_pm {
+ u8 fan_max_rpm;
+ /* dpm */
+ bool dpm_enabled;
++ bool sysfs_initialized;
+ struct radeon_dpm dpm;
+ };
+
+diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
+index ef99917f000d..c6ee80216cf4 100644
+--- a/drivers/gpu/drm/radeon/radeon_encoders.c
++++ b/drivers/gpu/drm/radeon/radeon_encoders.c
+@@ -194,7 +194,6 @@ static void radeon_encoder_add_backlight(struct radeon_encoder *radeon_encoder,
+ radeon_atom_backlight_init(radeon_encoder, connector);
+ else
+ radeon_legacy_backlight_init(radeon_encoder, connector);
+- rdev->mode_info.bl_encoder = radeon_encoder;
+ }
+ }
+
+diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+index 45715307db71..30de43366eae 100644
+--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
++++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+@@ -441,6 +441,7 @@ void radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
+ backlight_update_status(bd);
+
+ DRM_INFO("radeon legacy LVDS backlight initialized\n");
++ rdev->mode_info.bl_encoder = radeon_encoder;
+
+ return;
+
+diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
+index 948c33105801..91764320c56f 100644
+--- a/drivers/gpu/drm/radeon/radeon_pm.c
++++ b/drivers/gpu/drm/radeon/radeon_pm.c
+@@ -720,10 +720,14 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj,
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ umode_t effective_mode = attr->mode;
+
+- /* Skip limit attributes if DPM is not enabled */
++ /* Skip attributes if DPM is not enabled */
+ if (rdev->pm.pm_method != PM_METHOD_DPM &&
+ (attr == &sensor_dev_attr_temp1_crit.dev_attr.attr ||
+- attr == &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr))
++ attr == &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr ||
++ attr == &sensor_dev_attr_pwm1.dev_attr.attr ||
++ attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr ||
++ attr == &sensor_dev_attr_pwm1_max.dev_attr.attr ||
++ attr == &sensor_dev_attr_pwm1_min.dev_attr.attr))
+ return 0;
+
+ /* Skip fan attributes if fan is not present */
+@@ -1529,19 +1533,23 @@ int radeon_pm_late_init(struct radeon_device *rdev)
+
+ if (rdev->pm.pm_method == PM_METHOD_DPM) {
+ if (rdev->pm.dpm_enabled) {
+- ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state);
+- if (ret)
+- DRM_ERROR("failed to create device file for dpm state\n");
+- ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level);
+- if (ret)
+- DRM_ERROR("failed to create device file for dpm state\n");
+- /* XXX: these are noops for dpm but are here for backwards compat */
+- ret = device_create_file(rdev->dev, &dev_attr_power_profile);
+- if (ret)
+- DRM_ERROR("failed to create device file for power profile\n");
+- ret = device_create_file(rdev->dev, &dev_attr_power_method);
+- if (ret)
+- DRM_ERROR("failed to create device file for power method\n");
++ if (!rdev->pm.sysfs_initialized) {
++ ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state);
++ if (ret)
++ DRM_ERROR("failed to create device file for dpm state\n");
++ ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level);
++ if (ret)
++ DRM_ERROR("failed to create device file for dpm state\n");
++ /* XXX: these are noops for dpm but are here for backwards compat */
++ ret = device_create_file(rdev->dev, &dev_attr_power_profile);
++ if (ret)
++ DRM_ERROR("failed to create device file for power profile\n");
++ ret = device_create_file(rdev->dev, &dev_attr_power_method);
++ if (ret)
++ DRM_ERROR("failed to create device file for power method\n");
++ if (!ret)
++ rdev->pm.sysfs_initialized = true;
++ }
+
+ mutex_lock(&rdev->pm.mutex);
+ ret = radeon_dpm_late_enable(rdev);
+@@ -1557,7 +1565,8 @@ int radeon_pm_late_init(struct radeon_device *rdev)
+ }
+ }
+ } else {
+- if (rdev->pm.num_power_states > 1) {
++ if ((rdev->pm.num_power_states > 1) &&
++ (!rdev->pm.sysfs_initialized)) {
+ /* where's the best place to put these? */
+ ret = device_create_file(rdev->dev, &dev_attr_power_profile);
+ if (ret)
+@@ -1565,6 +1574,8 @@ int radeon_pm_late_init(struct radeon_device *rdev)
+ ret = device_create_file(rdev->dev, &dev_attr_power_method);
+ if (ret)
+ DRM_ERROR("failed to create device file for power method\n");
++ if (!ret)
++ rdev->pm.sysfs_initialized = true;
+ }
+ }
+ return ret;
+diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+index 620bb5cf617c..15a8d7746fd2 100644
+--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+@@ -1458,6 +1458,9 @@ static void __exit vmwgfx_exit(void)
+ drm_pci_exit(&driver, &vmw_pci_driver);
+ }
+
++MODULE_INFO(vmw_patch, "ed7d78b2");
++MODULE_INFO(vmw_patch, "54c12bc3");
++
+ module_init(vmwgfx_init);
+ module_exit(vmwgfx_exit);
+
+diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+index d26a6daa9719..d8896ed41b9e 100644
+--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+@@ -636,7 +636,8 @@ extern int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
+ uint32_t size,
+ bool shareable,
+ uint32_t *handle,
+- struct vmw_dma_buffer **p_dma_buf);
++ struct vmw_dma_buffer **p_dma_buf,
++ struct ttm_base_object **p_base);
+ extern int vmw_user_dmabuf_reference(struct ttm_object_file *tfile,
+ struct vmw_dma_buffer *dma_buf,
+ uint32_t *handle);
+@@ -650,7 +651,8 @@ extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
+ uint32_t cur_validate_node);
+ extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
+ extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
+- uint32_t id, struct vmw_dma_buffer **out);
++ uint32_t id, struct vmw_dma_buffer **out,
++ struct ttm_base_object **base);
+ extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+ extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
+diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+index 97ad3bcb99a7..aee1c6ccc52d 100644
+--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+@@ -887,7 +887,8 @@ static int vmw_translate_mob_ptr(struct vmw_private *dev_priv,
+ struct vmw_relocation *reloc;
+ int ret;
+
+- ret = vmw_user_dmabuf_lookup(sw_context->fp->tfile, handle, &vmw_bo);
++ ret = vmw_user_dmabuf_lookup(sw_context->fp->tfile, handle, &vmw_bo,
++ NULL);
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("Could not find or use MOB buffer.\n");
+ ret = -EINVAL;
+@@ -949,7 +950,8 @@ static int vmw_translate_guest_ptr(struct vmw_private *dev_priv,
+ struct vmw_relocation *reloc;
+ int ret;
+
+- ret = vmw_user_dmabuf_lookup(sw_context->fp->tfile, handle, &vmw_bo);
++ ret = vmw_user_dmabuf_lookup(sw_context->fp->tfile, handle, &vmw_bo,
++ NULL);
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("Could not find or use GMR region.\n");
+ ret = -EINVAL;
+diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
+index 87e39f68e9d0..e1898982b44a 100644
+--- a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
+@@ -484,7 +484,7 @@ int vmw_overlay_ioctl(struct drm_device *dev, void *data,
+ goto out_unlock;
+ }
+
+- ret = vmw_user_dmabuf_lookup(tfile, arg->handle, &buf);
++ ret = vmw_user_dmabuf_lookup(tfile, arg->handle, &buf, NULL);
+ if (ret)
+ goto out_unlock;
+
+diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+index 210ef15b1d09..c5b4c47e86d6 100644
+--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+@@ -356,7 +356,7 @@ int vmw_user_lookup_handle(struct vmw_private *dev_priv,
+ }
+
+ *out_surf = NULL;
+- ret = vmw_user_dmabuf_lookup(tfile, handle, out_buf);
++ ret = vmw_user_dmabuf_lookup(tfile, handle, out_buf, NULL);
+ return ret;
+ }
+
+@@ -483,7 +483,8 @@ int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
+ uint32_t size,
+ bool shareable,
+ uint32_t *handle,
+- struct vmw_dma_buffer **p_dma_buf)
++ struct vmw_dma_buffer **p_dma_buf,
++ struct ttm_base_object **p_base)
+ {
+ struct vmw_user_dma_buffer *user_bo;
+ struct ttm_buffer_object *tmp;
+@@ -517,6 +518,10 @@ int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
+ }
+
+ *p_dma_buf = &user_bo->dma;
++ if (p_base) {
++ *p_base = &user_bo->prime.base;
++ kref_get(&(*p_base)->refcount);
++ }
+ *handle = user_bo->prime.base.hash.key;
+
+ out_no_base_object:
+@@ -633,6 +638,7 @@ int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
+ struct vmw_dma_buffer *dma_buf;
+ struct vmw_user_dma_buffer *user_bo;
+ struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
++ struct ttm_base_object *buffer_base;
+ int ret;
+
+ if ((arg->flags & (drm_vmw_synccpu_read | drm_vmw_synccpu_write)) == 0
+@@ -645,7 +651,8 @@ int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
+
+ switch (arg->op) {
+ case drm_vmw_synccpu_grab:
+- ret = vmw_user_dmabuf_lookup(tfile, arg->handle, &dma_buf);
++ ret = vmw_user_dmabuf_lookup(tfile, arg->handle, &dma_buf,
++ &buffer_base);
+ if (unlikely(ret != 0))
+ return ret;
+
+@@ -653,6 +660,7 @@ int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
+ dma);
+ ret = vmw_user_dmabuf_synccpu_grab(user_bo, tfile, arg->flags);
+ vmw_dmabuf_unreference(&dma_buf);
++ ttm_base_object_unref(&buffer_base);
+ if (unlikely(ret != 0 && ret != -ERESTARTSYS &&
+ ret != -EBUSY)) {
+ DRM_ERROR("Failed synccpu grab on handle 0x%08x.\n",
+@@ -694,7 +702,8 @@ int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
+ return ret;
+
+ ret = vmw_user_dmabuf_alloc(dev_priv, vmw_fpriv(file_priv)->tfile,
+- req->size, false, &handle, &dma_buf);
++ req->size, false, &handle, &dma_buf,
++ NULL);
+ if (unlikely(ret != 0))
+ goto out_no_dmabuf;
+
+@@ -723,7 +732,8 @@ int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
+ }
+
+ int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
+- uint32_t handle, struct vmw_dma_buffer **out)
++ uint32_t handle, struct vmw_dma_buffer **out,
++ struct ttm_base_object **p_base)
+ {
+ struct vmw_user_dma_buffer *vmw_user_bo;
+ struct ttm_base_object *base;
+@@ -745,7 +755,10 @@ int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
+ vmw_user_bo = container_of(base, struct vmw_user_dma_buffer,
+ prime.base);
+ (void)ttm_bo_reference(&vmw_user_bo->dma.base);
+- ttm_base_object_unref(&base);
++ if (p_base)
++ *p_base = base;
++ else
++ ttm_base_object_unref(&base);
+ *out = &vmw_user_bo->dma;
+
+ return 0;
+@@ -1006,7 +1019,7 @@ int vmw_dumb_create(struct drm_file *file_priv,
+
+ ret = vmw_user_dmabuf_alloc(dev_priv, vmw_fpriv(file_priv)->tfile,
+ args->size, false, &args->handle,
+- &dma_buf);
++ &dma_buf, NULL);
+ if (unlikely(ret != 0))
+ goto out_no_dmabuf;
+
+@@ -1034,7 +1047,7 @@ int vmw_dumb_map_offset(struct drm_file *file_priv,
+ struct vmw_dma_buffer *out_buf;
+ int ret;
+
+- ret = vmw_user_dmabuf_lookup(tfile, handle, &out_buf);
++ ret = vmw_user_dmabuf_lookup(tfile, handle, &out_buf, NULL);
+ if (ret != 0)
+ return -EINVAL;
+
+diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
+index 6a4584a43aa6..d2751ada19b1 100644
+--- a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
+@@ -470,7 +470,7 @@ int vmw_shader_define_ioctl(struct drm_device *dev, void *data,
+
+ if (arg->buffer_handle != SVGA3D_INVALID_ID) {
+ ret = vmw_user_dmabuf_lookup(tfile, arg->buffer_handle,
+- &buffer);
++ &buffer, NULL);
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("Could not find buffer for shader "
+ "creation.\n");
+diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
+index 4ecdbf3e59da..17a4107639b2 100644
+--- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
+@@ -43,6 +43,7 @@ struct vmw_user_surface {
+ struct vmw_surface srf;
+ uint32_t size;
+ struct drm_master *master;
++ struct ttm_base_object *backup_base;
+ };
+
+ /**
+@@ -652,6 +653,8 @@ static void vmw_user_surface_base_release(struct ttm_base_object **p_base)
+ struct vmw_resource *res = &user_srf->srf.res;
+
+ *p_base = NULL;
++ if (user_srf->backup_base)
++ ttm_base_object_unref(&user_srf->backup_base);
+ vmw_resource_unreference(&res);
+ }
+
+@@ -846,7 +849,8 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
+ res->backup_size,
+ true,
+ &backup_handle,
+- &res->backup);
++ &res->backup,
++ &user_srf->backup_base);
+ if (unlikely(ret != 0)) {
+ vmw_resource_unreference(&res);
+ goto out_unlock;
+@@ -1309,7 +1313,8 @@ int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
+
+ if (req->buffer_handle != SVGA3D_INVALID_ID) {
+ ret = vmw_user_dmabuf_lookup(tfile, req->buffer_handle,
+- &res->backup);
++ &res->backup,
++ &user_srf->backup_base);
+ } else if (req->drm_surface_flags &
+ drm_vmw_surface_flag_create_buffer)
+ ret = vmw_user_dmabuf_alloc(dev_priv, tfile,
+@@ -1317,7 +1322,8 @@ int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
+ req->drm_surface_flags &
+ drm_vmw_surface_flag_shareable,
+ &backup_handle,
+- &res->backup);
++ &res->backup,
++ &user_srf->backup_base);
+
+ if (unlikely(ret != 0)) {
+ vmw_resource_unreference(&res);
+diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
+index 30059c1df2a3..5801227b97ab 100644
+--- a/drivers/i2c/busses/i2c-mv64xxx.c
++++ b/drivers/i2c/busses/i2c-mv64xxx.c
+@@ -669,8 +669,6 @@ mv64xxx_i2c_can_offload(struct mv64xxx_i2c_data *drv_data)
+ struct i2c_msg *msgs = drv_data->msgs;
+ int num = drv_data->num_msgs;
+
+- return false;
+-
+ if (!drv_data->offload_enabled)
+ return false;
+
+diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
+index 4002e6410444..c472477f9a7d 100644
+--- a/drivers/iio/accel/st_accel_core.c
++++ b/drivers/iio/accel/st_accel_core.c
+@@ -149,8 +149,6 @@
+ #define ST_ACCEL_4_BDU_MASK 0x40
+ #define ST_ACCEL_4_DRDY_IRQ_ADDR 0x21
+ #define ST_ACCEL_4_DRDY_IRQ_INT1_MASK 0x04
+-#define ST_ACCEL_4_IG1_EN_ADDR 0x21
+-#define ST_ACCEL_4_IG1_EN_MASK 0x08
+ #define ST_ACCEL_4_MULTIREAD_BIT true
+
+ /* CUSTOM VALUES FOR SENSOR 5 */
+@@ -484,10 +482,6 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
+ .drdy_irq = {
+ .addr = ST_ACCEL_4_DRDY_IRQ_ADDR,
+ .mask_int1 = ST_ACCEL_4_DRDY_IRQ_INT1_MASK,
+- .ig1 = {
+- .en_addr = ST_ACCEL_4_IG1_EN_ADDR,
+- .en_mask = ST_ACCEL_4_IG1_EN_MASK,
+- },
+ },
+ .multi_read_bit = ST_ACCEL_4_MULTIREAD_BIT,
+ .bootime = 2, /* guess */
+diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
+index 3a972ebf3c0d..8be73524aabd 100644
+--- a/drivers/infiniband/core/cm.c
++++ b/drivers/infiniband/core/cm.c
+@@ -873,6 +873,11 @@ retest:
+ case IB_CM_SIDR_REQ_RCVD:
+ spin_unlock_irq(&cm_id_priv->lock);
+ cm_reject_sidr_req(cm_id_priv, IB_SIDR_REJECT);
++ spin_lock_irq(&cm.lock);
++ if (!RB_EMPTY_NODE(&cm_id_priv->sidr_id_node))
++ rb_erase(&cm_id_priv->sidr_id_node,
++ &cm.remote_sidr_table);
++ spin_unlock_irq(&cm.lock);
+ break;
+ case IB_CM_REQ_SENT:
+ case IB_CM_MRA_REQ_RCVD:
+@@ -3112,7 +3117,10 @@ int ib_send_cm_sidr_rep(struct ib_cm_id *cm_id,
+ spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+
+ spin_lock_irqsave(&cm.lock, flags);
+- rb_erase(&cm_id_priv->sidr_id_node, &cm.remote_sidr_table);
++ if (!RB_EMPTY_NODE(&cm_id_priv->sidr_id_node)) {
++ rb_erase(&cm_id_priv->sidr_id_node, &cm.remote_sidr_table);
++ RB_CLEAR_NODE(&cm_id_priv->sidr_id_node);
++ }
+ spin_unlock_irqrestore(&cm.lock, flags);
+ return 0;
+
+diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
+index 4d246861d692..41e6cb501e6a 100644
+--- a/drivers/input/mouse/alps.c
++++ b/drivers/input/mouse/alps.c
+@@ -100,7 +100,7 @@ static const struct alps_nibble_commands alps_v6_nibble_commands[] = {
+ #define ALPS_FOUR_BUTTONS 0x40 /* 4 direction button present */
+ #define ALPS_PS2_INTERLEAVED 0x80 /* 3-byte PS/2 packet interleaved with
+ 6-byte ALPS packet */
+-#define ALPS_DELL 0x100 /* device is a Dell laptop */
++#define ALPS_STICK_BITS 0x100 /* separate stick button bits */
+ #define ALPS_BUTTONPAD 0x200 /* device is a clickpad */
+
+ static const struct alps_model_info alps_model_data[] = {
+@@ -159,6 +159,43 @@ static const struct alps_protocol_info alps_v8_protocol_data = {
+ ALPS_PROTO_V8, 0x18, 0x18, 0
+ };
+
++/*
++ * Some v2 models report the stick buttons in separate bits
++ */
++static const struct dmi_system_id alps_dmi_has_separate_stick_buttons[] = {
++#if defined(CONFIG_DMI) && defined(CONFIG_X86)
++ {
++ /* Extrapolated from other entries */
++ .matches = {
++ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
++ DMI_MATCH(DMI_PRODUCT_NAME, "Latitude D420"),
++ },
++ },
++ {
++ /* Reported-by: Hans de Bruin <jmdebruin@xmsnet.nl> */
++ .matches = {
++ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
++ DMI_MATCH(DMI_PRODUCT_NAME, "Latitude D430"),
++ },
++ },
++ {
++ /* Reported-by: Hans de Goede <hdegoede@redhat.com> */
++ .matches = {
++ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
++ DMI_MATCH(DMI_PRODUCT_NAME, "Latitude D620"),
++ },
++ },
++ {
++ /* Extrapolated from other entries */
++ .matches = {
++ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
++ DMI_MATCH(DMI_PRODUCT_NAME, "Latitude D630"),
++ },
++ },
++#endif
++ { }
++};
++
+ static void alps_set_abs_params_st(struct alps_data *priv,
+ struct input_dev *dev1);
+ static void alps_set_abs_params_semi_mt(struct alps_data *priv,
+@@ -253,9 +290,8 @@ static void alps_process_packet_v1_v2(struct psmouse *psmouse)
+ return;
+ }
+
+- /* Dell non interleaved V2 dualpoint has separate stick button bits */
+- if (priv->proto_version == ALPS_PROTO_V2 &&
+- priv->flags == (ALPS_DELL | ALPS_PASS | ALPS_DUALPOINT)) {
++ /* Some models have separate stick button bits */
++ if (priv->flags & ALPS_STICK_BITS) {
+ left |= packet[0] & 1;
+ right |= packet[0] & 2;
+ middle |= packet[0] & 4;
+@@ -2552,8 +2588,6 @@ static int alps_set_protocol(struct psmouse *psmouse,
+ priv->byte0 = protocol->byte0;
+ priv->mask0 = protocol->mask0;
+ priv->flags = protocol->flags;
+- if (dmi_name_in_vendors("Dell"))
+- priv->flags |= ALPS_DELL;
+
+ priv->x_max = 2000;
+ priv->y_max = 1400;
+@@ -2568,6 +2602,8 @@ static int alps_set_protocol(struct psmouse *psmouse,
+ priv->set_abs_params = alps_set_abs_params_st;
+ priv->x_max = 1023;
+ priv->y_max = 767;
++ if (dmi_check_system(alps_dmi_has_separate_stick_buttons))
++ priv->flags |= ALPS_STICK_BITS;
+ break;
+
+ case ALPS_PROTO_V3:
+diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
+index 658ee39e6569..1b10e5fd6ef6 100644
+--- a/drivers/iommu/amd_iommu.c
++++ b/drivers/iommu/amd_iommu.c
+@@ -1974,8 +1974,8 @@ static void set_dte_entry(u16 devid, struct protection_domain *domain, bool ats)
+ static void clear_dte_entry(u16 devid)
+ {
+ /* remove entry from the device table seen by the hardware */
+- amd_iommu_dev_table[devid].data[0] = IOMMU_PTE_P | IOMMU_PTE_TV;
+- amd_iommu_dev_table[devid].data[1] = 0;
++ amd_iommu_dev_table[devid].data[0] = IOMMU_PTE_P | IOMMU_PTE_TV;
++ amd_iommu_dev_table[devid].data[1] &= DTE_FLAG_MASK;
+
+ amd_iommu_apply_erratum_63(devid);
+ }
+diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h
+index f65908841be0..c9b64722f623 100644
+--- a/drivers/iommu/amd_iommu_types.h
++++ b/drivers/iommu/amd_iommu_types.h
+@@ -295,6 +295,7 @@
+ #define IOMMU_PTE_IR (1ULL << 61)
+ #define IOMMU_PTE_IW (1ULL << 62)
+
++#define DTE_FLAG_MASK (0x3ffULL << 32)
+ #define DTE_FLAG_IOTLB (0x01UL << 32)
+ #define DTE_FLAG_GV (0x01ULL << 55)
+ #define DTE_GLX_SHIFT (56)
+diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c
+index f7b875bb70d4..c3b8a5b9f035 100644
+--- a/drivers/iommu/amd_iommu_v2.c
++++ b/drivers/iommu/amd_iommu_v2.c
+@@ -516,6 +516,13 @@ static void do_fault(struct work_struct *work)
+ goto out;
+ }
+
++ if (!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE))) {
++ /* handle_mm_fault would BUG_ON() */
++ up_read(&mm->mmap_sem);
++ handle_fault_error(fault);
++ goto out;
++ }
++
+ ret = handle_mm_fault(mm, vma, address, write);
+ if (ret & VM_FAULT_ERROR) {
+ /* failed to service fault */
+diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
+index 7553cb90627f..bd1b8ad8af44 100644
+--- a/drivers/iommu/intel-iommu.c
++++ b/drivers/iommu/intel-iommu.c
+@@ -2109,15 +2109,19 @@ static int __domain_mapping(struct dmar_domain *domain, unsigned long iov_pfn,
+ return -ENOMEM;
+ /* It is large page*/
+ if (largepage_lvl > 1) {
++ unsigned long nr_superpages, end_pfn;
++
+ pteval |= DMA_PTE_LARGE_PAGE;
+ lvl_pages = lvl_to_nr_pages(largepage_lvl);
++
++ nr_superpages = sg_res / lvl_pages;
++ end_pfn = iov_pfn + nr_superpages * lvl_pages - 1;
++
+ /*
+ * Ensure that old small page tables are
+- * removed to make room for superpage,
+- * if they exist.
++ * removed to make room for superpage(s).
+ */
+- dma_pte_free_pagetable(domain, iov_pfn,
+- iov_pfn + lvl_pages - 1);
++ dma_pte_free_pagetable(domain, iov_pfn, end_pfn);
+ } else {
+ pteval &= ~(uint64_t)DMA_PTE_LARGE_PAGE;
+ }
+diff --git a/drivers/irqchip/irq-tegra.c b/drivers/irqchip/irq-tegra.c
+index f67bbd80433e..ab5353a96a82 100644
+--- a/drivers/irqchip/irq-tegra.c
++++ b/drivers/irqchip/irq-tegra.c
+@@ -215,6 +215,7 @@ static struct irq_chip tegra_ictlr_chip = {
+ .irq_unmask = tegra_unmask,
+ .irq_retrigger = tegra_retrigger,
+ .irq_set_wake = tegra_set_wake,
++ .irq_set_type = irq_chip_set_type_parent,
+ .flags = IRQCHIP_MASK_ON_SUSPEND,
+ #ifdef CONFIG_SMP
+ .irq_set_affinity = irq_chip_set_affinity_parent,
+diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c
+index 20cc36b01b77..0a17d1b91a81 100644
+--- a/drivers/md/dm-cache-metadata.c
++++ b/drivers/md/dm-cache-metadata.c
+@@ -634,10 +634,10 @@ static int __commit_transaction(struct dm_cache_metadata *cmd,
+
+ disk_super = dm_block_data(sblock);
+
++ disk_super->flags = cpu_to_le32(cmd->flags);
+ if (mutator)
+ update_flags(disk_super, mutator);
+
+- disk_super->flags = cpu_to_le32(cmd->flags);
+ disk_super->mapping_root = cpu_to_le64(cmd->root);
+ disk_super->hint_root = cpu_to_le64(cmd->hint_root);
+ disk_super->discard_root = cpu_to_le64(cmd->discard_root);
+diff --git a/drivers/md/md.c b/drivers/md/md.c
+index e25f00f0138a..95e7b72a164a 100644
+--- a/drivers/md/md.c
++++ b/drivers/md/md.c
+@@ -8030,8 +8030,7 @@ static int remove_and_add_spares(struct mddev *mddev,
+ !test_bit(Bitmap_sync, &rdev->flags)))
+ continue;
+
+- if (rdev->saved_raid_disk < 0)
+- rdev->recovery_offset = 0;
++ rdev->recovery_offset = 0;
+ if (mddev->pers->
+ hot_add_disk(mddev, rdev) == 0) {
+ if (sysfs_link_rdev(mddev, rdev))
+diff --git a/drivers/md/persistent-data/dm-btree-remove.c b/drivers/md/persistent-data/dm-btree-remove.c
+index 4222f774cf36..1dac15d1697c 100644
+--- a/drivers/md/persistent-data/dm-btree-remove.c
++++ b/drivers/md/persistent-data/dm-btree-remove.c
+@@ -301,11 +301,16 @@ static void redistribute3(struct dm_btree_info *info, struct btree_node *parent,
+ {
+ int s;
+ uint32_t max_entries = le32_to_cpu(left->header.max_entries);
+- unsigned target = (nr_left + nr_center + nr_right) / 3;
+- BUG_ON(target > max_entries);
++ unsigned total = nr_left + nr_center + nr_right;
++ unsigned target_right = total / 3;
++ unsigned remainder = (target_right * 3) != total;
++ unsigned target_left = target_right + remainder;
++
++ BUG_ON(target_left > max_entries);
++ BUG_ON(target_right > max_entries);
+
+ if (nr_left < nr_right) {
+- s = nr_left - target;
++ s = nr_left - target_left;
+
+ if (s < 0 && nr_center < -s) {
+ /* not enough in central node */
+@@ -316,10 +321,10 @@ static void redistribute3(struct dm_btree_info *info, struct btree_node *parent,
+ } else
+ shift(left, center, s);
+
+- shift(center, right, target - nr_right);
++ shift(center, right, target_right - nr_right);
+
+ } else {
+- s = target - nr_right;
++ s = target_right - nr_right;
+ if (s > 0 && nr_center < s) {
+ /* not enough in central node */
+ shift(center, right, nr_center);
+@@ -329,7 +334,7 @@ static void redistribute3(struct dm_btree_info *info, struct btree_node *parent,
+ } else
+ shift(center, right, s);
+
+- shift(left, center, nr_left - target);
++ shift(left, center, nr_left - target_left);
+ }
+
+ *key_ptr(parent, c->index) = center->keys[0];
+diff --git a/drivers/md/persistent-data/dm-btree.c b/drivers/md/persistent-data/dm-btree.c
+index c7726cebc495..d6e47033b5e0 100644
+--- a/drivers/md/persistent-data/dm-btree.c
++++ b/drivers/md/persistent-data/dm-btree.c
+@@ -523,7 +523,7 @@ static int btree_split_beneath(struct shadow_spine *s, uint64_t key)
+
+ r = new_block(s->info, &right);
+ if (r < 0) {
+- /* FIXME: put left */
++ unlock_block(s->info, left);
+ return r;
+ }
+
+diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
+index 967a4ed73929..d10d3008227e 100644
+--- a/drivers/md/raid1.c
++++ b/drivers/md/raid1.c
+@@ -2249,7 +2249,7 @@ static int narrow_write_error(struct r1bio *r1_bio, int i)
+ bio_trim(wbio, sector - r1_bio->sector, sectors);
+ wbio->bi_iter.bi_sector += rdev->data_offset;
+ wbio->bi_bdev = rdev->bdev;
+- if (submit_bio_wait(WRITE, wbio) == 0)
++ if (submit_bio_wait(WRITE, wbio) < 0)
+ /* failure! */
+ ok = rdev_set_badblocks(rdev, sector,
+ sectors, 0)
+diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
+index 38c58e19cfce..d4b70d90de9c 100644
+--- a/drivers/md/raid10.c
++++ b/drivers/md/raid10.c
+@@ -2580,7 +2580,7 @@ static int narrow_write_error(struct r10bio *r10_bio, int i)
+ choose_data_offset(r10_bio, rdev) +
+ (sector - r10_bio->sector));
+ wbio->bi_bdev = rdev->bdev;
+- if (submit_bio_wait(WRITE, wbio) == 0)
++ if (submit_bio_wait(WRITE, wbio) < 0)
+ /* Failure! */
+ ok = rdev_set_badblocks(rdev, sector,
+ sectors, 0)
+diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
+index f757023fc458..0d4f7b1b7f73 100644
+--- a/drivers/md/raid5.c
++++ b/drivers/md/raid5.c
+@@ -3505,6 +3505,7 @@ returnbi:
+ }
+ if (!discard_pending &&
+ test_bit(R5_Discard, &sh->dev[sh->pd_idx].flags)) {
++ int hash;
+ clear_bit(R5_Discard, &sh->dev[sh->pd_idx].flags);
+ clear_bit(R5_UPTODATE, &sh->dev[sh->pd_idx].flags);
+ if (sh->qd_idx >= 0) {
+@@ -3518,16 +3519,17 @@ returnbi:
+ * no updated data, so remove it from hash list and the stripe
+ * will be reinitialized
+ */
+- spin_lock_irq(&conf->device_lock);
+ unhash:
++ hash = sh->hash_lock_index;
++ spin_lock_irq(conf->hash_locks + hash);
+ remove_hash(sh);
++ spin_unlock_irq(conf->hash_locks + hash);
+ if (head_sh->batch_head) {
+ sh = list_first_entry(&sh->batch_list,
+ struct stripe_head, batch_list);
+ if (sh != head_sh)
+ goto unhash;
+ }
+- spin_unlock_irq(&conf->device_lock);
+ sh = head_sh;
+
+ if (test_bit(STRIPE_SYNC_REQUESTED, &sh->state))
+diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c
+index e9b2d2b69b1d..377fb6991ab3 100644
+--- a/drivers/media/dvb-frontends/m88ds3103.c
++++ b/drivers/media/dvb-frontends/m88ds3103.c
+@@ -18,6 +18,27 @@
+
+ static struct dvb_frontend_ops m88ds3103_ops;
+
++/* write single register with mask */
++static int m88ds3103_update_bits(struct m88ds3103_dev *dev,
++ u8 reg, u8 mask, u8 val)
++{
++ int ret;
++ u8 tmp;
++
++ /* no need for read if whole reg is written */
++ if (mask != 0xff) {
++ ret = regmap_bulk_read(dev->regmap, reg, &tmp, 1);
++ if (ret)
++ return ret;
++
++ val &= mask;
++ tmp &= ~mask;
++ val |= tmp;
++ }
++
++ return regmap_bulk_write(dev->regmap, reg, &val, 1);
++}
++
+ /* write reg val table using reg addr auto increment */
+ static int m88ds3103_wr_reg_val_tab(struct m88ds3103_dev *dev,
+ const struct m88ds3103_reg_val *tab, int tab_len)
+@@ -394,10 +415,10 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
+ u8tmp2 = 0x00; /* 0b00 */
+ break;
+ }
+- ret = regmap_update_bits(dev->regmap, 0x22, 0xc0, u8tmp1 << 6);
++ ret = m88ds3103_update_bits(dev, 0x22, 0xc0, u8tmp1 << 6);
+ if (ret)
+ goto err;
+- ret = regmap_update_bits(dev->regmap, 0x24, 0xc0, u8tmp2 << 6);
++ ret = m88ds3103_update_bits(dev, 0x24, 0xc0, u8tmp2 << 6);
+ if (ret)
+ goto err;
+ }
+@@ -455,13 +476,13 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
+ if (ret)
+ goto err;
+ }
+- ret = regmap_update_bits(dev->regmap, 0x9d, 0x08, 0x08);
++ ret = m88ds3103_update_bits(dev, 0x9d, 0x08, 0x08);
+ if (ret)
+ goto err;
+ ret = regmap_write(dev->regmap, 0xf1, 0x01);
+ if (ret)
+ goto err;
+- ret = regmap_update_bits(dev->regmap, 0x30, 0x80, 0x80);
++ ret = m88ds3103_update_bits(dev, 0x30, 0x80, 0x80);
+ if (ret)
+ goto err;
+ }
+@@ -498,7 +519,7 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
+ switch (dev->cfg->ts_mode) {
+ case M88DS3103_TS_SERIAL:
+ case M88DS3103_TS_SERIAL_D7:
+- ret = regmap_update_bits(dev->regmap, 0x29, 0x20, u8tmp1);
++ ret = m88ds3103_update_bits(dev, 0x29, 0x20, u8tmp1);
+ if (ret)
+ goto err;
+ u8tmp1 = 0;
+@@ -567,11 +588,11 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe)
+ if (ret)
+ goto err;
+
+- ret = regmap_update_bits(dev->regmap, 0x4d, 0x02, dev->cfg->spec_inv << 1);
++ ret = m88ds3103_update_bits(dev, 0x4d, 0x02, dev->cfg->spec_inv << 1);
+ if (ret)
+ goto err;
+
+- ret = regmap_update_bits(dev->regmap, 0x30, 0x10, dev->cfg->agc_inv << 4);
++ ret = m88ds3103_update_bits(dev, 0x30, 0x10, dev->cfg->agc_inv << 4);
+ if (ret)
+ goto err;
+
+@@ -625,13 +646,13 @@ static int m88ds3103_init(struct dvb_frontend *fe)
+ dev->warm = false;
+
+ /* wake up device from sleep */
+- ret = regmap_update_bits(dev->regmap, 0x08, 0x01, 0x01);
++ ret = m88ds3103_update_bits(dev, 0x08, 0x01, 0x01);
+ if (ret)
+ goto err;
+- ret = regmap_update_bits(dev->regmap, 0x04, 0x01, 0x00);
++ ret = m88ds3103_update_bits(dev, 0x04, 0x01, 0x00);
+ if (ret)
+ goto err;
+- ret = regmap_update_bits(dev->regmap, 0x23, 0x10, 0x00);
++ ret = m88ds3103_update_bits(dev, 0x23, 0x10, 0x00);
+ if (ret)
+ goto err;
+
+@@ -749,18 +770,18 @@ static int m88ds3103_sleep(struct dvb_frontend *fe)
+ utmp = 0x29;
+ else
+ utmp = 0x27;
+- ret = regmap_update_bits(dev->regmap, utmp, 0x01, 0x00);
++ ret = m88ds3103_update_bits(dev, utmp, 0x01, 0x00);
+ if (ret)
+ goto err;
+
+ /* sleep */
+- ret = regmap_update_bits(dev->regmap, 0x08, 0x01, 0x00);
++ ret = m88ds3103_update_bits(dev, 0x08, 0x01, 0x00);
+ if (ret)
+ goto err;
+- ret = regmap_update_bits(dev->regmap, 0x04, 0x01, 0x01);
++ ret = m88ds3103_update_bits(dev, 0x04, 0x01, 0x01);
+ if (ret)
+ goto err;
+- ret = regmap_update_bits(dev->regmap, 0x23, 0x10, 0x10);
++ ret = m88ds3103_update_bits(dev, 0x23, 0x10, 0x10);
+ if (ret)
+ goto err;
+
+@@ -992,12 +1013,12 @@ static int m88ds3103_set_tone(struct dvb_frontend *fe,
+ }
+
+ utmp = tone << 7 | dev->cfg->envelope_mode << 5;
+- ret = regmap_update_bits(dev->regmap, 0xa2, 0xe0, utmp);
++ ret = m88ds3103_update_bits(dev, 0xa2, 0xe0, utmp);
+ if (ret)
+ goto err;
+
+ utmp = 1 << 2;
+- ret = regmap_update_bits(dev->regmap, 0xa1, reg_a1_mask, utmp);
++ ret = m88ds3103_update_bits(dev, 0xa1, reg_a1_mask, utmp);
+ if (ret)
+ goto err;
+
+@@ -1047,7 +1068,7 @@ static int m88ds3103_set_voltage(struct dvb_frontend *fe,
+ voltage_dis ^= dev->cfg->lnb_en_pol;
+
+ utmp = voltage_dis << 1 | voltage_sel << 0;
+- ret = regmap_update_bits(dev->regmap, 0xa2, 0x03, utmp);
++ ret = m88ds3103_update_bits(dev, 0xa2, 0x03, utmp);
+ if (ret)
+ goto err;
+
+@@ -1080,7 +1101,7 @@ static int m88ds3103_diseqc_send_master_cmd(struct dvb_frontend *fe,
+ }
+
+ utmp = dev->cfg->envelope_mode << 5;
+- ret = regmap_update_bits(dev->regmap, 0xa2, 0xe0, utmp);
++ ret = m88ds3103_update_bits(dev, 0xa2, 0xe0, utmp);
+ if (ret)
+ goto err;
+
+@@ -1115,12 +1136,12 @@ static int m88ds3103_diseqc_send_master_cmd(struct dvb_frontend *fe,
+ } else {
+ dev_dbg(&client->dev, "diseqc tx timeout\n");
+
+- ret = regmap_update_bits(dev->regmap, 0xa1, 0xc0, 0x40);
++ ret = m88ds3103_update_bits(dev, 0xa1, 0xc0, 0x40);
+ if (ret)
+ goto err;
+ }
+
+- ret = regmap_update_bits(dev->regmap, 0xa2, 0xc0, 0x80);
++ ret = m88ds3103_update_bits(dev, 0xa2, 0xc0, 0x80);
+ if (ret)
+ goto err;
+
+@@ -1152,7 +1173,7 @@ static int m88ds3103_diseqc_send_burst(struct dvb_frontend *fe,
+ }
+
+ utmp = dev->cfg->envelope_mode << 5;
+- ret = regmap_update_bits(dev->regmap, 0xa2, 0xe0, utmp);
++ ret = m88ds3103_update_bits(dev, 0xa2, 0xe0, utmp);
+ if (ret)
+ goto err;
+
+@@ -1194,12 +1215,12 @@ static int m88ds3103_diseqc_send_burst(struct dvb_frontend *fe,
+ } else {
+ dev_dbg(&client->dev, "diseqc tx timeout\n");
+
+- ret = regmap_update_bits(dev->regmap, 0xa1, 0xc0, 0x40);
++ ret = m88ds3103_update_bits(dev, 0xa1, 0xc0, 0x40);
+ if (ret)
+ goto err;
+ }
+
+- ret = regmap_update_bits(dev->regmap, 0xa2, 0xc0, 0x80);
++ ret = m88ds3103_update_bits(dev, 0xa2, 0xc0, 0x80);
+ if (ret)
+ goto err;
+
+@@ -1435,13 +1456,13 @@ static int m88ds3103_probe(struct i2c_client *client,
+ goto err_kfree;
+
+ /* sleep */
+- ret = regmap_update_bits(dev->regmap, 0x08, 0x01, 0x00);
++ ret = m88ds3103_update_bits(dev, 0x08, 0x01, 0x00);
+ if (ret)
+ goto err_kfree;
+- ret = regmap_update_bits(dev->regmap, 0x04, 0x01, 0x01);
++ ret = m88ds3103_update_bits(dev, 0x04, 0x01, 0x01);
+ if (ret)
+ goto err_kfree;
+- ret = regmap_update_bits(dev->regmap, 0x23, 0x10, 0x10);
++ ret = m88ds3103_update_bits(dev, 0x23, 0x10, 0x10);
+ if (ret)
+ goto err_kfree;
+
+diff --git a/drivers/media/dvb-frontends/si2168.c b/drivers/media/dvb-frontends/si2168.c
+index 25e238c370e5..cb6a49b8c1ce 100644
+--- a/drivers/media/dvb-frontends/si2168.c
++++ b/drivers/media/dvb-frontends/si2168.c
+@@ -502,6 +502,10 @@ static int si2168_init(struct dvb_frontend *fe)
+ /* firmware is in the new format */
+ for (remaining = fw->size; remaining > 0; remaining -= 17) {
+ len = fw->data[fw->size - remaining];
++ if (len > SI2168_ARGLEN) {
++ ret = -EINVAL;
++ break;
++ }
+ memcpy(cmd.args, &fw->data[(fw->size - remaining) + 1], len);
+ cmd.wlen = len;
+ cmd.rlen = 1;
+diff --git a/drivers/media/tuners/si2157.c b/drivers/media/tuners/si2157.c
+index a6245ef379c4..416c865eb595 100644
+--- a/drivers/media/tuners/si2157.c
++++ b/drivers/media/tuners/si2157.c
+@@ -166,6 +166,10 @@ static int si2157_init(struct dvb_frontend *fe)
+
+ for (remaining = fw->size; remaining > 0; remaining -= 17) {
+ len = fw->data[fw->size - remaining];
++ if (len > SI2157_ARGLEN) {
++ dev_err(&client->dev, "Bad firmware length\n");
++ goto err_release_firmware;
++ }
+ memcpy(cmd.args, &fw->data[(fw->size - remaining) + 1], len);
+ cmd.wlen = len;
+ cmd.rlen = 1;
+diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
+index c3cac4c12fb3..197a4f2e54d2 100644
+--- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
++++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
+@@ -34,6 +34,14 @@ static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req)
+ unsigned int pipe;
+ u8 requesttype;
+
++ mutex_lock(&d->usb_mutex);
++
++ if (req->size > sizeof(dev->buf)) {
++ dev_err(&d->intf->dev, "too large message %u\n", req->size);
++ ret = -EINVAL;
++ goto err_mutex_unlock;
++ }
++
+ if (req->index & CMD_WR_FLAG) {
+ /* write */
+ memcpy(dev->buf, req->data, req->size);
+@@ -50,14 +58,17 @@ static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req)
+ dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value,
+ req->index, dev->buf, req->size);
+ if (ret < 0)
+- goto err;
++ goto err_mutex_unlock;
+
+ /* read request, copy returned data to return buf */
+ if (requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
+ memcpy(req->data, dev->buf, req->size);
+
++ mutex_unlock(&d->usb_mutex);
++
+ return 0;
+-err:
++err_mutex_unlock:
++ mutex_unlock(&d->usb_mutex);
+ dev_dbg(&d->intf->dev, "failed=%d\n", ret);
+ return ret;
+ }
+diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.h b/drivers/media/usb/dvb-usb-v2/rtl28xxu.h
+index 9f6115a2ee01..138062960a73 100644
+--- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.h
++++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.h
+@@ -71,7 +71,7 @@
+
+
+ struct rtl28xxu_dev {
+- u8 buf[28];
++ u8 buf[128];
+ u8 chip_id;
+ u8 tuner;
+ char *tuner_name;
+diff --git a/drivers/mmc/card/mmc_test.c b/drivers/mmc/card/mmc_test.c
+index b78cf5d403a3..7fc9174d4619 100644
+--- a/drivers/mmc/card/mmc_test.c
++++ b/drivers/mmc/card/mmc_test.c
+@@ -2263,15 +2263,12 @@ static int mmc_test_profile_sglen_r_nonblock_perf(struct mmc_test_card *test)
+ /*
+ * eMMC hardware reset.
+ */
+-static int mmc_test_hw_reset(struct mmc_test_card *test)
++static int mmc_test_reset(struct mmc_test_card *test)
+ {
+ struct mmc_card *card = test->card;
+ struct mmc_host *host = card->host;
+ int err;
+
+- if (!mmc_card_mmc(card) || !mmc_can_reset(card))
+- return RESULT_UNSUP_CARD;
+-
+ err = mmc_hw_reset(host);
+ if (!err)
+ return RESULT_OK;
+@@ -2605,8 +2602,8 @@ static const struct mmc_test_case mmc_test_cases[] = {
+ },
+
+ {
+- .name = "eMMC hardware reset",
+- .run = mmc_test_hw_reset,
++ .name = "Reset test",
++ .run = mmc_test_reset,
+ },
+ };
+
+diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
+index e726903170a8..f6cd995dbe92 100644
+--- a/drivers/mmc/core/mmc.c
++++ b/drivers/mmc/core/mmc.c
+@@ -1924,7 +1924,6 @@ EXPORT_SYMBOL(mmc_can_reset);
+ static int mmc_reset(struct mmc_host *host)
+ {
+ struct mmc_card *card = host->card;
+- u32 status;
+
+ if (!(host->caps & MMC_CAP_HW_RESET) || !host->ops->hw_reset)
+ return -EOPNOTSUPP;
+@@ -1937,12 +1936,6 @@ static int mmc_reset(struct mmc_host *host)
+
+ host->ops->hw_reset(host);
+
+- /* If the reset has happened, then a status command will fail */
+- if (!mmc_send_status(card, &status)) {
+- mmc_host_clk_release(host);
+- return -ENOSYS;
+- }
+-
+ /* Set initial state and call mmc_set_ios */
+ mmc_set_initial_state(host);
+ mmc_host_clk_release(host);
+diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
+index eff0e5325e6a..bfddc9efd6cc 100644
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -874,6 +874,7 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
+ hw->max_rate_tries = 10;
+ hw->sta_data_size = sizeof(struct ath_node);
+ hw->vif_data_size = sizeof(struct ath_vif);
++ hw->extra_tx_headroom = 4;
+
+ hw->wiphy->available_antennas_rx = BIT(ah->caps.max_rxchains) - 1;
+ hw->wiphy->available_antennas_tx = BIT(ah->caps.max_txchains) - 1;
+diff --git a/drivers/net/wireless/iwlwifi/dvm/lib.c b/drivers/net/wireless/iwlwifi/dvm/lib.c
+index 1d2223df5cb0..e7d3566c714b 100644
+--- a/drivers/net/wireless/iwlwifi/dvm/lib.c
++++ b/drivers/net/wireless/iwlwifi/dvm/lib.c
+@@ -1022,7 +1022,7 @@ static void iwlagn_wowlan_program_keys(struct ieee80211_hw *hw,
+ u8 *pn = seq.ccmp.pn;
+
+ ieee80211_get_key_rx_seq(key, i, &seq);
+- aes_sc->pn = cpu_to_le64(
++ aes_sc[i].pn = cpu_to_le64(
+ (u64)pn[5] |
+ ((u64)pn[4] << 8) |
+ ((u64)pn[3] << 16) |
+diff --git a/drivers/net/wireless/iwlwifi/iwl-7000.c b/drivers/net/wireless/iwlwifi/iwl-7000.c
+index cc35f796d406..d7acbd147bd1 100644
+--- a/drivers/net/wireless/iwlwifi/iwl-7000.c
++++ b/drivers/net/wireless/iwlwifi/iwl-7000.c
+@@ -348,6 +348,6 @@ const struct iwl_cfg iwl7265d_n_cfg = {
+ };
+
+ MODULE_FIRMWARE(IWL7260_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
+-MODULE_FIRMWARE(IWL3160_MODULE_FIRMWARE(IWL3160_UCODE_API_OK));
++MODULE_FIRMWARE(IWL3160_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
+ MODULE_FIRMWARE(IWL7265_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
+ MODULE_FIRMWARE(IWL7265D_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
+diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c
+index 4165d104e4c3..f60b89baab7a 100644
+--- a/drivers/net/wireless/iwlwifi/mvm/d3.c
++++ b/drivers/net/wireless/iwlwifi/mvm/d3.c
+@@ -274,18 +274,13 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw,
+ break;
+ case WLAN_CIPHER_SUITE_CCMP:
+ if (sta) {
+- u8 *pn = seq.ccmp.pn;
++ u64 pn64;
+
+ aes_sc = data->rsc_tsc->all_tsc_rsc.aes.unicast_rsc;
+ aes_tx_sc = &data->rsc_tsc->all_tsc_rsc.aes.tsc;
+
+- ieee80211_get_key_tx_seq(key, &seq);
+- aes_tx_sc->pn = cpu_to_le64((u64)pn[5] |
+- ((u64)pn[4] << 8) |
+- ((u64)pn[3] << 16) |
+- ((u64)pn[2] << 24) |
+- ((u64)pn[1] << 32) |
+- ((u64)pn[0] << 40));
++ pn64 = atomic64_read(&key->tx_pn);
++ aes_tx_sc->pn = cpu_to_le64(pn64);
+ } else {
+ aes_sc = data->rsc_tsc->all_tsc_rsc.aes.multicast_rsc;
+ }
+@@ -298,12 +293,12 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw,
+ u8 *pn = seq.ccmp.pn;
+
+ ieee80211_get_key_rx_seq(key, i, &seq);
+- aes_sc->pn = cpu_to_le64((u64)pn[5] |
+- ((u64)pn[4] << 8) |
+- ((u64)pn[3] << 16) |
+- ((u64)pn[2] << 24) |
+- ((u64)pn[1] << 32) |
+- ((u64)pn[0] << 40));
++ aes_sc[i].pn = cpu_to_le64((u64)pn[5] |
++ ((u64)pn[4] << 8) |
++ ((u64)pn[3] << 16) |
++ ((u64)pn[2] << 24) |
++ ((u64)pn[1] << 32) |
++ ((u64)pn[0] << 40));
+ }
+ data->use_rsc_tsc = true;
+ break;
+@@ -1446,15 +1441,15 @@ static void iwl_mvm_d3_update_gtks(struct ieee80211_hw *hw,
+
+ switch (key->cipher) {
+ case WLAN_CIPHER_SUITE_CCMP:
+- iwl_mvm_aes_sc_to_seq(&sc->aes.tsc, &seq);
+ iwl_mvm_set_aes_rx_seq(sc->aes.unicast_rsc, key);
++ atomic64_set(&key->tx_pn, le64_to_cpu(sc->aes.tsc.pn));
+ break;
+ case WLAN_CIPHER_SUITE_TKIP:
+ iwl_mvm_tkip_sc_to_seq(&sc->tkip.tsc, &seq);
+ iwl_mvm_set_tkip_rx_seq(sc->tkip.unicast_rsc, key);
++ ieee80211_set_key_tx_seq(key, &seq);
+ break;
+ }
+- ieee80211_set_key_tx_seq(key, &seq);
+
+ /* that's it for this key */
+ return;
+diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c
+index eb10c5ee4a14..b49367e1cfd2 100644
+--- a/drivers/net/wireless/iwlwifi/mvm/fw.c
++++ b/drivers/net/wireless/iwlwifi/mvm/fw.c
+@@ -364,7 +364,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
+ * abort after reading the nvm in case RF Kill is on, we will complete
+ * the init seq later when RF kill will switch to off
+ */
+- if (iwl_mvm_is_radio_killed(mvm)) {
++ if (iwl_mvm_is_radio_hw_killed(mvm)) {
+ IWL_DEBUG_RF_KILL(mvm,
+ "jump over all phy activities due to RF kill\n");
+ iwl_remove_notification(&mvm->notif_wait, &calib_wait);
+@@ -397,7 +397,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
+ ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait,
+ MVM_UCODE_CALIB_TIMEOUT);
+
+- if (ret && iwl_mvm_is_radio_killed(mvm)) {
++ if (ret && iwl_mvm_is_radio_hw_killed(mvm)) {
+ IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n");
+ ret = 1;
+ }
+diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+index dfdab38e2d4a..f82019c0c4c0 100644
+--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
++++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+@@ -2373,6 +2373,7 @@ static void iwl_mvm_stop_ap_ibss(struct ieee80211_hw *hw,
+ iwl_mvm_remove_time_event(mvm, mvmvif,
+ &mvmvif->time_event_data);
+ RCU_INIT_POINTER(mvm->csa_vif, NULL);
++ mvmvif->csa_countdown = false;
+ }
+
+ if (rcu_access_pointer(mvm->csa_tx_blocked_vif) == vif) {
+diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h
+index 2d4bad5fe825..4a6f1627ae43 100644
+--- a/drivers/net/wireless/iwlwifi/mvm/mvm.h
++++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h
+@@ -848,6 +848,11 @@ static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
+ test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
+ }
+
++static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm)
++{
++ return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
++}
++
+ /* Must be called with rcu_read_lock() held and it can only be
+ * released when mvmsta is not needed anymore.
+ */
+diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c
+index e4fa50075ffd..61c2b0ad5db7 100644
+--- a/drivers/net/wireless/iwlwifi/mvm/ops.c
++++ b/drivers/net/wireless/iwlwifi/mvm/ops.c
+@@ -582,6 +582,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
+ ieee80211_unregister_hw(mvm->hw);
+ iwl_mvm_leds_exit(mvm);
+ out_free:
++ flush_delayed_work(&mvm->fw_dump_wk);
+ iwl_phy_db_free(mvm->phy_db);
+ kfree(mvm->scan_cmd);
+ if (!cfg->no_power_up_nic_in_init || !mvm->nvm_file_name)
+diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c
+index 9f65c1cff1b1..865d578dee82 100644
+--- a/drivers/net/wireless/iwlwifi/pcie/drv.c
++++ b/drivers/net/wireless/iwlwifi/pcie/drv.c
+@@ -414,6 +414,11 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
+ {IWL_PCI_DEVICE(0x095A, 0x5590, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095B, 0x5290, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x5490, iwl7265_2ac_cfg)},
++ {IWL_PCI_DEVICE(0x095A, 0x5F10, iwl7265_2ac_cfg)},
++ {IWL_PCI_DEVICE(0x095B, 0x5212, iwl7265_2ac_cfg)},
++ {IWL_PCI_DEVICE(0x095B, 0x520A, iwl7265_2ac_cfg)},
++ {IWL_PCI_DEVICE(0x095A, 0x9000, iwl7265_2ac_cfg)},
++ {IWL_PCI_DEVICE(0x095A, 0x9400, iwl7265_2ac_cfg)},
+
+ /* 8000 Series */
+ {IWL_PCI_DEVICE(0x24F3, 0x0010, iwl8260_2ac_cfg)},
+diff --git a/drivers/net/wireless/rtlwifi/pci.h b/drivers/net/wireless/rtlwifi/pci.h
+index d4567d12e07e..5da6703942d9 100644
+--- a/drivers/net/wireless/rtlwifi/pci.h
++++ b/drivers/net/wireless/rtlwifi/pci.h
+@@ -247,6 +247,8 @@ struct rtl_pci {
+ /* MSI support */
+ bool msi_support;
+ bool using_msi;
++ /* interrupt clear before set */
++ bool int_clear;
+ };
+
+ struct mp_adapter {
+diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c
+index b7f18e2155eb..6e9418ed90c2 100644
+--- a/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c
++++ b/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c
+@@ -2253,11 +2253,28 @@ void rtl8821ae_set_qos(struct ieee80211_hw *hw, int aci)
+ }
+ }
+
++static void rtl8821ae_clear_interrupt(struct ieee80211_hw *hw)
++{
++ struct rtl_priv *rtlpriv = rtl_priv(hw);
++ u32 tmp = rtl_read_dword(rtlpriv, REG_HISR);
++
++ rtl_write_dword(rtlpriv, REG_HISR, tmp);
++
++ tmp = rtl_read_dword(rtlpriv, REG_HISRE);
++ rtl_write_dword(rtlpriv, REG_HISRE, tmp);
++
++ tmp = rtl_read_dword(rtlpriv, REG_HSISR);
++ rtl_write_dword(rtlpriv, REG_HSISR, tmp);
++}
++
+ void rtl8821ae_enable_interrupt(struct ieee80211_hw *hw)
+ {
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
+
++ if (!rtlpci->int_clear)
++ rtl8821ae_clear_interrupt(hw);/*clear it here first*/
++
+ rtl_write_dword(rtlpriv, REG_HIMR, rtlpci->irq_mask[0] & 0xFFFFFFFF);
+ rtl_write_dword(rtlpriv, REG_HIMRE, rtlpci->irq_mask[1] & 0xFFFFFFFF);
+ rtlpci->irq_enabled = true;
+diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/sw.c b/drivers/net/wireless/rtlwifi/rtl8821ae/sw.c
+index a4988121e1ab..8ee141a55bc5 100644
+--- a/drivers/net/wireless/rtlwifi/rtl8821ae/sw.c
++++ b/drivers/net/wireless/rtlwifi/rtl8821ae/sw.c
+@@ -96,6 +96,7 @@ int rtl8821ae_init_sw_vars(struct ieee80211_hw *hw)
+
+ rtl8821ae_bt_reg_init(hw);
+ rtlpci->msi_support = rtlpriv->cfg->mod_params->msi_support;
++ rtlpci->int_clear = rtlpriv->cfg->mod_params->int_clear;
+ rtlpriv->btcoexist.btc_ops = rtl_btc_get_ops_pointer();
+
+ rtlpriv->dm.dm_initialgain_enable = 1;
+@@ -167,6 +168,7 @@ int rtl8821ae_init_sw_vars(struct ieee80211_hw *hw)
+ rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps;
+ rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps;
+ rtlpci->msi_support = rtlpriv->cfg->mod_params->msi_support;
++ rtlpci->msi_support = rtlpriv->cfg->mod_params->int_clear;
+ if (rtlpriv->cfg->mod_params->disable_watchdog)
+ pr_info("watchdog disabled\n");
+ rtlpriv->psc.reg_fwctrl_lps = 3;
+@@ -308,6 +310,7 @@ static struct rtl_mod_params rtl8821ae_mod_params = {
+ .swctrl_lps = false,
+ .fwctrl_lps = true,
+ .msi_support = true,
++ .int_clear = true,
+ .debug = DBG_EMERG,
+ .disable_watchdog = 0,
+ };
+@@ -437,6 +440,7 @@ module_param_named(fwlps, rtl8821ae_mod_params.fwctrl_lps, bool, 0444);
+ module_param_named(msi, rtl8821ae_mod_params.msi_support, bool, 0444);
+ module_param_named(disable_watchdog, rtl8821ae_mod_params.disable_watchdog,
+ bool, 0444);
++module_param_named(int_clear, rtl8821ae_mod_params.int_clear, bool, 0444);
+ MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n");
+ MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n");
+ MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 0)\n");
+@@ -444,6 +448,7 @@ MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 1)\n");
+ MODULE_PARM_DESC(msi, "Set to 1 to use MSI interrupts mode (default 1)\n");
+ MODULE_PARM_DESC(debug, "Set debug level (0-5) (default 0)");
+ MODULE_PARM_DESC(disable_watchdog, "Set to 1 to disable the watchdog (default 0)\n");
++MODULE_PARM_DESC(int_clear, "Set to 1 to disable interrupt clear before set (default 0)\n");
+
+ static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume);
+
+diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h
+index 2b770b5e2620..0a3570aa6651 100644
+--- a/drivers/net/wireless/rtlwifi/wifi.h
++++ b/drivers/net/wireless/rtlwifi/wifi.h
+@@ -2234,6 +2234,9 @@ struct rtl_mod_params {
+
+ /* default 0: 1 means disable */
+ bool disable_watchdog;
++
++ /* default 0: 1 means do not disable interrupts */
++ bool int_clear;
+ };
+
+ struct rtl_hal_usbint_cfg {
+diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
+index 312f23a8429c..92618686604c 100644
+--- a/drivers/pci/pci-sysfs.c
++++ b/drivers/pci/pci-sysfs.c
+@@ -216,7 +216,7 @@ static ssize_t numa_node_store(struct device *dev,
+ if (ret)
+ return ret;
+
+- if (!node_online(node))
++ if (node >= MAX_NUMNODES || !node_online(node))
+ return -EINVAL;
+
+ add_taint(TAINT_FIRMWARE_WORKAROUND, LOCKDEP_STILL_OK);
+diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c
+index 2062c224e32f..b2602210784d 100644
+--- a/drivers/pinctrl/intel/pinctrl-baytrail.c
++++ b/drivers/pinctrl/intel/pinctrl-baytrail.c
+@@ -146,7 +146,7 @@ struct byt_gpio_pin_context {
+ struct byt_gpio {
+ struct gpio_chip chip;
+ struct platform_device *pdev;
+- spinlock_t lock;
++ raw_spinlock_t lock;
+ void __iomem *reg_base;
+ struct pinctrl_gpio_range *range;
+ struct byt_gpio_pin_context *saved_context;
+@@ -174,11 +174,11 @@ static void byt_gpio_clear_triggering(struct byt_gpio *vg, unsigned offset)
+ unsigned long flags;
+ u32 value;
+
+- spin_lock_irqsave(&vg->lock, flags);
++ raw_spin_lock_irqsave(&vg->lock, flags);
+ value = readl(reg);
+ value &= ~(BYT_TRIG_POS | BYT_TRIG_NEG | BYT_TRIG_LVL);
+ writel(value, reg);
+- spin_unlock_irqrestore(&vg->lock, flags);
++ raw_spin_unlock_irqrestore(&vg->lock, flags);
+ }
+
+ static u32 byt_get_gpio_mux(struct byt_gpio *vg, unsigned offset)
+@@ -201,6 +201,9 @@ static int byt_gpio_request(struct gpio_chip *chip, unsigned offset)
+ struct byt_gpio *vg = to_byt_gpio(chip);
+ void __iomem *reg = byt_gpio_reg(chip, offset, BYT_CONF0_REG);
+ u32 value, gpio_mux;
++ unsigned long flags;
++
++ raw_spin_lock_irqsave(&vg->lock, flags);
+
+ /*
+ * In most cases, func pin mux 000 means GPIO function.
+@@ -214,18 +217,16 @@ static int byt_gpio_request(struct gpio_chip *chip, unsigned offset)
+ value = readl(reg) & BYT_PIN_MUX;
+ gpio_mux = byt_get_gpio_mux(vg, offset);
+ if (WARN_ON(gpio_mux != value)) {
+- unsigned long flags;
+-
+- spin_lock_irqsave(&vg->lock, flags);
+ value = readl(reg) & ~BYT_PIN_MUX;
+ value |= gpio_mux;
+ writel(value, reg);
+- spin_unlock_irqrestore(&vg->lock, flags);
+
+ dev_warn(&vg->pdev->dev,
+ "pin %u forcibly re-configured as GPIO\n", offset);
+ }
+
++ raw_spin_unlock_irqrestore(&vg->lock, flags);
++
+ pm_runtime_get(&vg->pdev->dev);
+
+ return 0;
+@@ -250,7 +251,7 @@ static int byt_irq_type(struct irq_data *d, unsigned type)
+ if (offset >= vg->chip.ngpio)
+ return -EINVAL;
+
+- spin_lock_irqsave(&vg->lock, flags);
++ raw_spin_lock_irqsave(&vg->lock, flags);
+ value = readl(reg);
+
+ WARN(value & BYT_DIRECT_IRQ_EN,
+@@ -269,7 +270,7 @@ static int byt_irq_type(struct irq_data *d, unsigned type)
+ else if (type & IRQ_TYPE_LEVEL_MASK)
+ __irq_set_handler_locked(d->irq, handle_level_irq);
+
+- spin_unlock_irqrestore(&vg->lock, flags);
++ raw_spin_unlock_irqrestore(&vg->lock, flags);
+
+ return 0;
+ }
+@@ -277,7 +278,15 @@ static int byt_irq_type(struct irq_data *d, unsigned type)
+ static int byt_gpio_get(struct gpio_chip *chip, unsigned offset)
+ {
+ void __iomem *reg = byt_gpio_reg(chip, offset, BYT_VAL_REG);
+- return readl(reg) & BYT_LEVEL;
++ struct byt_gpio *vg = to_byt_gpio(chip);
++ unsigned long flags;
++ u32 val;
++
++ raw_spin_lock_irqsave(&vg->lock, flags);
++ val = readl(reg);
++ raw_spin_unlock_irqrestore(&vg->lock, flags);
++
++ return val & BYT_LEVEL;
+ }
+
+ static void byt_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
+@@ -287,7 +296,7 @@ static void byt_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
+ unsigned long flags;
+ u32 old_val;
+
+- spin_lock_irqsave(&vg->lock, flags);
++ raw_spin_lock_irqsave(&vg->lock, flags);
+
+ old_val = readl(reg);
+
+@@ -296,7 +305,7 @@ static void byt_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
+ else
+ writel(old_val & ~BYT_LEVEL, reg);
+
+- spin_unlock_irqrestore(&vg->lock, flags);
++ raw_spin_unlock_irqrestore(&vg->lock, flags);
+ }
+
+ static int byt_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
+@@ -306,13 +315,13 @@ static int byt_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
+ unsigned long flags;
+ u32 value;
+
+- spin_lock_irqsave(&vg->lock, flags);
++ raw_spin_lock_irqsave(&vg->lock, flags);
+
+ value = readl(reg) | BYT_DIR_MASK;
+ value &= ~BYT_INPUT_EN; /* active low */
+ writel(value, reg);
+
+- spin_unlock_irqrestore(&vg->lock, flags);
++ raw_spin_unlock_irqrestore(&vg->lock, flags);
+
+ return 0;
+ }
+@@ -326,7 +335,7 @@ static int byt_gpio_direction_output(struct gpio_chip *chip,
+ unsigned long flags;
+ u32 reg_val;
+
+- spin_lock_irqsave(&vg->lock, flags);
++ raw_spin_lock_irqsave(&vg->lock, flags);
+
+ /*
+ * Before making any direction modifications, do a check if gpio
+@@ -345,7 +354,7 @@ static int byt_gpio_direction_output(struct gpio_chip *chip,
+ else
+ writel(reg_val & ~BYT_LEVEL, reg);
+
+- spin_unlock_irqrestore(&vg->lock, flags);
++ raw_spin_unlock_irqrestore(&vg->lock, flags);
+
+ return 0;
+ }
+@@ -354,18 +363,19 @@ static void byt_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
+ {
+ struct byt_gpio *vg = to_byt_gpio(chip);
+ int i;
+- unsigned long flags;
+ u32 conf0, val, offs;
+
+- spin_lock_irqsave(&vg->lock, flags);
+-
+ for (i = 0; i < vg->chip.ngpio; i++) {
+ const char *pull_str = NULL;
+ const char *pull = NULL;
++ unsigned long flags;
+ const char *label;
+ offs = vg->range->pins[i] * 16;
++
++ raw_spin_lock_irqsave(&vg->lock, flags);
+ conf0 = readl(vg->reg_base + offs + BYT_CONF0_REG);
+ val = readl(vg->reg_base + offs + BYT_VAL_REG);
++ raw_spin_unlock_irqrestore(&vg->lock, flags);
+
+ label = gpiochip_is_requested(chip, i);
+ if (!label)
+@@ -418,7 +428,6 @@ static void byt_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
+
+ seq_puts(s, "\n");
+ }
+- spin_unlock_irqrestore(&vg->lock, flags);
+ }
+
+ static void byt_gpio_irq_handler(unsigned irq, struct irq_desc *desc)
+@@ -450,8 +459,10 @@ static void byt_irq_ack(struct irq_data *d)
+ unsigned offset = irqd_to_hwirq(d);
+ void __iomem *reg;
+
++ raw_spin_lock(&vg->lock);
+ reg = byt_gpio_reg(&vg->chip, offset, BYT_INT_STAT_REG);
+ writel(BIT(offset % 32), reg);
++ raw_spin_unlock(&vg->lock);
+ }
+
+ static void byt_irq_unmask(struct irq_data *d)
+@@ -463,9 +474,9 @@ static void byt_irq_unmask(struct irq_data *d)
+ void __iomem *reg;
+ u32 value;
+
+- spin_lock_irqsave(&vg->lock, flags);
+-
+ reg = byt_gpio_reg(&vg->chip, offset, BYT_CONF0_REG);
++
++ raw_spin_lock_irqsave(&vg->lock, flags);
+ value = readl(reg);
+
+ switch (irqd_get_trigger_type(d)) {
+@@ -486,7 +497,7 @@ static void byt_irq_unmask(struct irq_data *d)
+
+ writel(value, reg);
+
+- spin_unlock_irqrestore(&vg->lock, flags);
++ raw_spin_unlock_irqrestore(&vg->lock, flags);
+ }
+
+ static void byt_irq_mask(struct irq_data *d)
+@@ -578,7 +589,7 @@ static int byt_gpio_probe(struct platform_device *pdev)
+ if (IS_ERR(vg->reg_base))
+ return PTR_ERR(vg->reg_base);
+
+- spin_lock_init(&vg->lock);
++ raw_spin_lock_init(&vg->lock);
+
+ gc = &vg->chip;
+ gc->label = dev_name(&pdev->dev);
+diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c
+index 454536c49315..9c780740fb82 100644
+--- a/drivers/scsi/mvsas/mv_sas.c
++++ b/drivers/scsi/mvsas/mv_sas.c
+@@ -887,6 +887,8 @@ static void mvs_slot_free(struct mvs_info *mvi, u32 rx_desc)
+ static void mvs_slot_task_free(struct mvs_info *mvi, struct sas_task *task,
+ struct mvs_slot_info *slot, u32 slot_idx)
+ {
++ if (!slot)
++ return;
+ if (!slot->task)
+ return;
+ if (!sas_protocol_ata(task->task_proto))
+diff --git a/drivers/staging/iio/accel/sca3000_ring.c b/drivers/staging/iio/accel/sca3000_ring.c
+index 23685e74917e..bd2c69f85949 100644
+--- a/drivers/staging/iio/accel/sca3000_ring.c
++++ b/drivers/staging/iio/accel/sca3000_ring.c
+@@ -116,7 +116,7 @@ static int sca3000_read_first_n_hw_rb(struct iio_buffer *r,
+ if (ret)
+ goto error_ret;
+
+- for (i = 0; i < num_read; i++)
++ for (i = 0; i < num_read / sizeof(u16); i++)
+ *(((u16 *)rx) + i) = be16_to_cpup((__be16 *)rx + i);
+
+ if (copy_to_user(buf, rx, num_read))
+diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c
+index d7c5223f1c3e..2931ea9b75d1 100644
+--- a/drivers/staging/iio/adc/mxs-lradc.c
++++ b/drivers/staging/iio/adc/mxs-lradc.c
+@@ -919,11 +919,12 @@ static int mxs_lradc_read_raw(struct iio_dev *iio_dev,
+ case IIO_CHAN_INFO_OFFSET:
+ if (chan->type == IIO_TEMP) {
+ /* The calculated value from the ADC is in Kelvin, we
+- * want Celsius for hwmon so the offset is
+- * -272.15 * scale
++ * want Celsius for hwmon so the offset is -273.15
++ * The offset is applied before scaling so it is
++ * actually -213.15 * 4 / 1.012 = -1079.644268
+ */
+- *val = -1075;
+- *val2 = 691699;
++ *val = -1079;
++ *val2 = 644268;
+
+ return IIO_VAL_INT_PLUS_MICRO;
+ }
+diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
+index c96ff10b869e..af68d06fd193 100644
+--- a/drivers/thermal/samsung/exynos_tmu.c
++++ b/drivers/thermal/samsung/exynos_tmu.c
+@@ -933,7 +933,7 @@ static void exynos4412_tmu_set_emulation(struct exynos_tmu_data *data,
+
+ if (data->soc == SOC_ARCH_EXYNOS5260)
+ emul_con = EXYNOS5260_EMUL_CON;
+- if (data->soc == SOC_ARCH_EXYNOS5433)
++ else if (data->soc == SOC_ARCH_EXYNOS5433)
+ emul_con = EXYNOS5433_TMU_EMUL_CON;
+ else if (data->soc == SOC_ARCH_EXYNOS7)
+ emul_con = EXYNOS7_TMU_REG_EMUL_CON;
+diff --git a/drivers/tty/serial/8250/8250_dma.c b/drivers/tty/serial/8250/8250_dma.c
+index 21d01a491405..e508939daea3 100644
+--- a/drivers/tty/serial/8250/8250_dma.c
++++ b/drivers/tty/serial/8250/8250_dma.c
+@@ -80,10 +80,6 @@ int serial8250_tx_dma(struct uart_8250_port *p)
+ return 0;
+
+ dma->tx_size = CIRC_CNT_TO_END(xmit->head, xmit->tail, UART_XMIT_SIZE);
+- if (dma->tx_size < p->port.fifosize) {
+- ret = -EINVAL;
+- goto err;
+- }
+
+ desc = dmaengine_prep_slave_single(dma->txchan,
+ dma->tx_addr + xmit->tail,
+diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
+index c79d33676672..c47d3e480586 100644
+--- a/drivers/usb/host/xhci-pci.c
++++ b/drivers/usb/host/xhci-pci.c
+@@ -147,6 +147,7 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
+ if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
+ pdev->device == PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI) {
+ xhci->quirks |= XHCI_SPURIOUS_REBOOT;
++ xhci->quirks |= XHCI_SPURIOUS_WAKEUP;
+ }
+ if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
+ (pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI ||
+diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
+index 8aadf3def901..63041c1e5a9f 100644
+--- a/drivers/usb/host/xhci-ring.c
++++ b/drivers/usb/host/xhci-ring.c
+@@ -2239,6 +2239,7 @@ static int handle_tx_event(struct xhci_hcd *xhci,
+ u32 trb_comp_code;
+ int ret = 0;
+ int td_num = 0;
++ bool handling_skipped_tds = false;
+
+ slot_id = TRB_TO_SLOT_ID(le32_to_cpu(event->flags));
+ xdev = xhci->devs[slot_id];
+@@ -2372,6 +2373,10 @@ static int handle_tx_event(struct xhci_hcd *xhci,
+ ep->skip = true;
+ xhci_dbg(xhci, "Miss service interval error, set skip flag\n");
+ goto cleanup;
++ case COMP_PING_ERR:
++ ep->skip = true;
++ xhci_dbg(xhci, "No Ping response error, Skip one Isoc TD\n");
++ goto cleanup;
+ default:
+ if (xhci_is_vendor_info_code(xhci, trb_comp_code)) {
+ status = 0;
+@@ -2508,13 +2513,18 @@ static int handle_tx_event(struct xhci_hcd *xhci,
+ ep, &status);
+
+ cleanup:
++
++
++ handling_skipped_tds = ep->skip &&
++ trb_comp_code != COMP_MISSED_INT &&
++ trb_comp_code != COMP_PING_ERR;
++
+ /*
+- * Do not update event ring dequeue pointer if ep->skip is set.
+- * Will roll back to continue process missed tds.
++ * Do not update event ring dequeue pointer if we're in a loop
++ * processing missed tds.
+ */
+- if (trb_comp_code == COMP_MISSED_INT || !ep->skip) {
++ if (!handling_skipped_tds)
+ inc_deq(xhci, xhci->event_ring);
+- }
+
+ if (ret) {
+ urb = td->urb;
+@@ -2549,7 +2559,7 @@ cleanup:
+ * Process them as short transfer until reach the td pointed by
+ * the event.
+ */
+- } while (ep->skip && trb_comp_code != COMP_MISSED_INT);
++ } while (handling_skipped_tds);
+
+ return 0;
+ }
+diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
+index ebcec8cda858..f49d262e926b 100644
+--- a/drivers/usb/serial/qcserial.c
++++ b/drivers/usb/serial/qcserial.c
+@@ -153,6 +153,8 @@ static const struct usb_device_id id_table[] = {
+ {DEVICE_SWI(0x1199, 0x9056)}, /* Sierra Wireless Modem */
+ {DEVICE_SWI(0x1199, 0x9060)}, /* Sierra Wireless Modem */
+ {DEVICE_SWI(0x1199, 0x9061)}, /* Sierra Wireless Modem */
++ {DEVICE_SWI(0x1199, 0x9070)}, /* Sierra Wireless MC74xx/EM74xx */
++ {DEVICE_SWI(0x1199, 0x9071)}, /* Sierra Wireless MC74xx/EM74xx */
+ {DEVICE_SWI(0x413c, 0x81a2)}, /* Dell Wireless 5806 Gobi(TM) 4G LTE Mobile Broadband Card */
+ {DEVICE_SWI(0x413c, 0x81a3)}, /* Dell Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card */
+ {DEVICE_SWI(0x413c, 0x81a4)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */
+diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
+index 1aaf89300621..92f394927f24 100644
+--- a/drivers/video/console/fbcon.c
++++ b/drivers/video/console/fbcon.c
+@@ -1093,6 +1093,7 @@ static void fbcon_init(struct vc_data *vc, int init)
+ con_copy_unimap(vc, svc);
+
+ ops = info->fbcon_par;
++ ops->cur_blink_jiffies = msecs_to_jiffies(vc->vc_cur_blink_ms);
+ p->con_rotate = initial_rotation;
+ set_blitting_type(vc, info);
+
+diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
+index f490b6155091..641d3dc4f31e 100644
+--- a/fs/btrfs/ioctl.c
++++ b/fs/btrfs/ioctl.c
+@@ -4649,7 +4649,7 @@ locked:
+
+ if (bctl->flags & ~(BTRFS_BALANCE_ARGS_MASK | BTRFS_BALANCE_TYPE_MASK)) {
+ ret = -EINVAL;
+- goto out_bargs;
++ goto out_bctl;
+ }
+
+ do_balance:
+@@ -4663,12 +4663,15 @@ do_balance:
+ need_unlock = false;
+
+ ret = btrfs_balance(bctl, bargs);
++ bctl = NULL;
+
+ if (arg) {
+ if (copy_to_user(arg, bargs, sizeof(*bargs)))
+ ret = -EFAULT;
+ }
+
++out_bctl:
++ kfree(bctl);
+ out_bargs:
+ kfree(bargs);
+ out_unlock:
+diff --git a/fs/overlayfs/copy_up.c b/fs/overlayfs/copy_up.c
+index 84d693d37428..871fcb67be97 100644
+--- a/fs/overlayfs/copy_up.c
++++ b/fs/overlayfs/copy_up.c
+@@ -81,11 +81,11 @@ static int ovl_copy_up_data(struct path *old, struct path *new, loff_t len)
+ if (len == 0)
+ return 0;
+
+- old_file = ovl_path_open(old, O_RDONLY);
++ old_file = ovl_path_open(old, O_LARGEFILE | O_RDONLY);
+ if (IS_ERR(old_file))
+ return PTR_ERR(old_file);
+
+- new_file = ovl_path_open(new, O_WRONLY);
++ new_file = ovl_path_open(new, O_LARGEFILE | O_WRONLY);
+ if (IS_ERR(new_file)) {
+ error = PTR_ERR(new_file);
+ goto out_fput;
+@@ -267,7 +267,7 @@ out:
+
+ out_cleanup:
+ ovl_cleanup(wdir, newdentry);
+- goto out;
++ goto out2;
+ }
+
+ /*
+diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
+index d9da5a4e9382..ec0c2a050043 100644
+--- a/fs/overlayfs/inode.c
++++ b/fs/overlayfs/inode.c
+@@ -363,6 +363,9 @@ struct inode *ovl_d_select_inode(struct dentry *dentry, unsigned file_flags)
+ ovl_path_upper(dentry, &realpath);
+ }
+
++ if (realpath.dentry->d_flags & DCACHE_OP_SELECT_INODE)
++ return realpath.dentry->d_op->d_select_inode(realpath.dentry, file_flags);
++
+ return d_backing_inode(realpath.dentry);
+ }
+
+diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
+index 79073d68b475..e38ee0fed24a 100644
+--- a/fs/overlayfs/super.c
++++ b/fs/overlayfs/super.c
+@@ -544,6 +544,7 @@ static void ovl_put_super(struct super_block *sb)
+ mntput(ufs->upper_mnt);
+ for (i = 0; i < ufs->numlower; i++)
+ mntput(ufs->lower_mnt[i]);
++ kfree(ufs->lower_mnt);
+
+ kfree(ufs->config.lowerdir);
+ kfree(ufs->config.upperdir);
+@@ -1048,6 +1049,7 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent)
+ oe->lowerstack[i].dentry = stack[i].dentry;
+ oe->lowerstack[i].mnt = ufs->lower_mnt[i];
+ }
++ kfree(stack);
+
+ root_dentry->d_fsdata = oe;
+
+diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
+index 0fe9df983ab7..fe0ab983859b 100644
+--- a/include/linux/backing-dev.h
++++ b/include/linux/backing-dev.h
+@@ -18,13 +18,17 @@
+ #include <linux/slab.h>
+
+ int __must_check bdi_init(struct backing_dev_info *bdi);
+-void bdi_destroy(struct backing_dev_info *bdi);
++void bdi_exit(struct backing_dev_info *bdi);
+
+ __printf(3, 4)
+ int bdi_register(struct backing_dev_info *bdi, struct device *parent,
+ const char *fmt, ...);
+ int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev);
++void bdi_unregister(struct backing_dev_info *bdi);
++
+ int __must_check bdi_setup_and_register(struct backing_dev_info *, char *);
++void bdi_destroy(struct backing_dev_info *bdi);
++
+ void wb_start_writeback(struct bdi_writeback *wb, long nr_pages,
+ bool range_cyclic, enum wb_reason reason);
+ void wb_start_background_writeback(struct bdi_writeback *wb);
+diff --git a/include/linux/omap-dma.h b/include/linux/omap-dma.h
+index e5a70132a240..88fa8af2b937 100644
+--- a/include/linux/omap-dma.h
++++ b/include/linux/omap-dma.h
+@@ -17,7 +17,7 @@
+
+ #include <linux/platform_device.h>
+
+-#define INT_DMA_LCD 25
++#define INT_DMA_LCD (NR_IRQS_LEGACY + 25)
+
+ #define OMAP1_DMA_TOUT_IRQ (1 << 0)
+ #define OMAP_DMA_DROP_IRQ (1 << 1)
+diff --git a/include/sound/soc.h b/include/sound/soc.h
+index 93df8bf9d54a..334d0d292020 100644
+--- a/include/sound/soc.h
++++ b/include/sound/soc.h
+@@ -86,7 +86,7 @@
+ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
+ SNDRV_CTL_ELEM_ACCESS_READWRITE, \
+ .tlv.p = (tlv_array),\
+- .info = snd_soc_info_volsw, \
++ .info = snd_soc_info_volsw_sx, \
+ .get = snd_soc_get_volsw_sx,\
+ .put = snd_soc_put_volsw_sx, \
+ .private_value = (unsigned long)&(struct soc_mixer_control) \
+@@ -156,7 +156,7 @@
+ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
+ SNDRV_CTL_ELEM_ACCESS_READWRITE, \
+ .tlv.p = (tlv_array), \
+- .info = snd_soc_info_volsw, \
++ .info = snd_soc_info_volsw_sx, \
+ .get = snd_soc_get_volsw_sx, \
+ .put = snd_soc_put_volsw_sx, \
+ .private_value = (unsigned long)&(struct soc_mixer_control) \
+@@ -573,6 +573,8 @@ int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+ int snd_soc_info_volsw(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo);
++int snd_soc_info_volsw_sx(struct snd_kcontrol *kcontrol,
++ struct snd_ctl_elem_info *uinfo);
+ #define snd_soc_info_bool_ext snd_ctl_boolean_mono_info
+ int snd_soc_get_volsw(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+diff --git a/include/sound/wm8904.h b/include/sound/wm8904.h
+index 898be3a8db9a..6d8f8fba3341 100644
+--- a/include/sound/wm8904.h
++++ b/include/sound/wm8904.h
+@@ -119,7 +119,7 @@
+ #define WM8904_MIC_REGS 2
+ #define WM8904_GPIO_REGS 4
+ #define WM8904_DRC_REGS 4
+-#define WM8904_EQ_REGS 25
++#define WM8904_EQ_REGS 24
+
+ /**
+ * DRC configurations are specified with a label and a set of register
+diff --git a/kernel/module.c b/kernel/module.c
+index b86b7bf1be38..8f051a106676 100644
+--- a/kernel/module.c
++++ b/kernel/module.c
+@@ -1063,11 +1063,15 @@ void symbol_put_addr(void *addr)
+ if (core_kernel_text(a))
+ return;
+
+- /* module_text_address is safe here: we're supposed to have reference
+- * to module from symbol_get, so it can't go away. */
++ /*
++ * Even though we hold a reference on the module; we still need to
++ * disable preemption in order to safely traverse the data structure.
++ */
++ preempt_disable();
+ modaddr = __module_text_address(a);
+ BUG_ON(!modaddr);
+ module_put(modaddr);
++ preempt_enable();
+ }
+ EXPORT_SYMBOL_GPL(symbol_put_addr);
+
+diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
+index 0a17af35670a..da7f8266913b 100644
+--- a/kernel/sched/deadline.c
++++ b/kernel/sched/deadline.c
+@@ -1066,8 +1066,9 @@ select_task_rq_dl(struct task_struct *p, int cpu, int sd_flag, int flags)
+ int target = find_later_rq(p);
+
+ if (target != -1 &&
+- dl_time_before(p->dl.deadline,
+- cpu_rq(target)->dl.earliest_dl.curr))
++ (dl_time_before(p->dl.deadline,
++ cpu_rq(target)->dl.earliest_dl.curr) ||
++ (cpu_rq(target)->dl.dl_nr_running == 0)))
+ cpu = target;
+ }
+ rcu_read_unlock();
+@@ -1417,7 +1418,8 @@ static struct rq *find_lock_later_rq(struct task_struct *task, struct rq *rq)
+
+ later_rq = cpu_rq(cpu);
+
+- if (!dl_time_before(task->dl.deadline,
++ if (later_rq->dl.dl_nr_running &&
++ !dl_time_before(task->dl.deadline,
+ later_rq->dl.earliest_dl.curr)) {
+ /*
+ * Target rq has tasks of equal or earlier deadline,
+diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
+index 3f34496244e9..96969012f242 100644
+--- a/kernel/trace/trace_stack.c
++++ b/kernel/trace/trace_stack.c
+@@ -94,6 +94,12 @@ check_stack(unsigned long ip, unsigned long *stack)
+ local_irq_save(flags);
+ arch_spin_lock(&max_stack_lock);
+
++ /*
++ * RCU may not be watching, make it see us.
++ * The stack trace code uses rcu_sched.
++ */
++ rcu_irq_enter();
++
+ /* In case another CPU set the tracer_frame on us */
+ if (unlikely(!frame_size))
+ this_size -= tracer_frame;
+@@ -174,6 +180,7 @@ check_stack(unsigned long ip, unsigned long *stack)
+ }
+
+ out:
++ rcu_irq_exit();
+ arch_spin_unlock(&max_stack_lock);
+ local_irq_restore(flags);
+ }
+diff --git a/lib/fault-inject.c b/lib/fault-inject.c
+index f1cdeb024d17..6a823a53e357 100644
+--- a/lib/fault-inject.c
++++ b/lib/fault-inject.c
+@@ -44,7 +44,7 @@ static void fail_dump(struct fault_attr *attr)
+ printk(KERN_NOTICE "FAULT_INJECTION: forcing a failure.\n"
+ "name %pd, interval %lu, probability %lu, "
+ "space %d, times %d\n", attr->dname,
+- attr->probability, attr->interval,
++ attr->interval, attr->probability,
+ atomic_read(&attr->space),
+ atomic_read(&attr->times));
+ if (attr->verbose > 1)
+diff --git a/mm/backing-dev.c b/mm/backing-dev.c
+index dac5bf59309d..dc07d8866d9a 100644
+--- a/mm/backing-dev.c
++++ b/mm/backing-dev.c
+@@ -823,7 +823,7 @@ static void bdi_remove_from_list(struct backing_dev_info *bdi)
+ synchronize_rcu_expedited();
+ }
+
+-void bdi_destroy(struct backing_dev_info *bdi)
++void bdi_unregister(struct backing_dev_info *bdi)
+ {
+ /* make sure nobody finds us on the bdi_list anymore */
+ bdi_remove_from_list(bdi);
+@@ -835,9 +835,19 @@ void bdi_destroy(struct backing_dev_info *bdi)
+ device_unregister(bdi->dev);
+ bdi->dev = NULL;
+ }
++}
+
++void bdi_exit(struct backing_dev_info *bdi)
++{
++ WARN_ON_ONCE(bdi->dev);
+ wb_exit(&bdi->wb);
+ }
++
++void bdi_destroy(struct backing_dev_info *bdi)
++{
++ bdi_unregister(bdi);
++ bdi_exit(bdi);
++}
+ EXPORT_SYMBOL(bdi_destroy);
+
+ /*
+diff --git a/mm/filemap.c b/mm/filemap.c
+index 1283fc825458..3fd68ee183c6 100644
+--- a/mm/filemap.c
++++ b/mm/filemap.c
+@@ -2488,6 +2488,11 @@ again:
+ break;
+ }
+
++ if (fatal_signal_pending(current)) {
++ status = -EINTR;
++ break;
++ }
++
+ status = a_ops->write_begin(file, mapping, pos, bytes, flags,
+ &page, &fsdata);
+ if (unlikely(status < 0))
+@@ -2525,10 +2530,6 @@ again:
+ written += copied;
+
+ balance_dirty_pages_ratelimited(mapping);
+- if (fatal_signal_pending(current)) {
+- status = -EINTR;
+- break;
+- }
+ } while (iov_iter_count(i));
+
+ return written ? written : status;
+diff --git a/mm/huge_memory.c b/mm/huge_memory.c
+index 097c7a4bfbd9..da0ac6a0445f 100644
+--- a/mm/huge_memory.c
++++ b/mm/huge_memory.c
+@@ -2132,7 +2132,8 @@ static int __collapse_huge_page_isolate(struct vm_area_struct *vma,
+ for (_pte = pte; _pte < pte+HPAGE_PMD_NR;
+ _pte++, address += PAGE_SIZE) {
+ pte_t pteval = *_pte;
+- if (pte_none(pteval) || is_zero_pfn(pte_pfn(pteval))) {
++ if (pte_none(pteval) || (pte_present(pteval) &&
++ is_zero_pfn(pte_pfn(pteval)))) {
+ if (++none_or_zero <= khugepaged_max_ptes_none)
+ continue;
+ else
+diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c
+index 3ea8b7de9633..58d9a8167dd2 100644
+--- a/net/mac80211/debugfs.c
++++ b/net/mac80211/debugfs.c
+@@ -148,7 +148,7 @@ static ssize_t hwflags_read(struct file *file, char __user *user_buf,
+
+ for (i = 0; i < NUM_IEEE80211_HW_FLAGS; i++) {
+ if (test_bit(i, local->hw.flags))
+- pos += scnprintf(pos, end - pos, "%s",
++ pos += scnprintf(pos, end - pos, "%s\n",
+ hw_flag_names[i]);
+ }
+
+diff --git a/net/netfilter/ipset/ip_set_list_set.c b/net/netfilter/ipset/ip_set_list_set.c
+index a1fe5377a2b3..5a30ce6e8c90 100644
+--- a/net/netfilter/ipset/ip_set_list_set.c
++++ b/net/netfilter/ipset/ip_set_list_set.c
+@@ -297,7 +297,7 @@ list_set_uadd(struct ip_set *set, void *value, const struct ip_set_ext *ext,
+ ip_set_timeout_expired(ext_timeout(n, set))))
+ n = NULL;
+
+- e = kzalloc(set->dsize, GFP_KERNEL);
++ e = kzalloc(set->dsize, GFP_ATOMIC);
+ if (!e)
+ return -ENOMEM;
+ e->id = d->id;
+diff --git a/sound/hda/ext/hdac_ext_bus.c b/sound/hda/ext/hdac_ext_bus.c
+index 0aa5d9eb6c3f..d85aa1a75188 100644
+--- a/sound/hda/ext/hdac_ext_bus.c
++++ b/sound/hda/ext/hdac_ext_bus.c
+@@ -19,6 +19,7 @@
+
+ #include <linux/module.h>
+ #include <linux/slab.h>
++#include <linux/io.h>
+ #include <sound/hdaudio_ext.h>
+
+ MODULE_DESCRIPTION("HDA extended core");
+diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
+index d1a2cb65e27c..ca374462d7e5 100644
+--- a/sound/pci/hda/hda_codec.c
++++ b/sound/pci/hda/hda_codec.c
+@@ -3438,10 +3438,8 @@ int snd_hda_codec_build_pcms(struct hda_codec *codec)
+ int dev, err;
+
+ err = snd_hda_codec_parse_pcms(codec);
+- if (err < 0) {
+- snd_hda_codec_reset(codec);
++ if (err < 0)
+ return err;
+- }
+
+ /* attach a new PCM streams */
+ list_for_each_entry(cpcm, &codec->pcm_list_head, list) {
+diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
+index ca03c40609fc..2f0ec7c45fc7 100644
+--- a/sound/pci/hda/patch_conexant.c
++++ b/sound/pci/hda/patch_conexant.c
+@@ -819,6 +819,7 @@ static const struct snd_pci_quirk cxt5066_fixups[] = {
+ SND_PCI_QUIRK(0x17aa, 0x21da, "Lenovo X220", CXT_PINCFG_LENOVO_TP410),
+ SND_PCI_QUIRK(0x17aa, 0x21db, "Lenovo X220-tablet", CXT_PINCFG_LENOVO_TP410),
+ SND_PCI_QUIRK(0x17aa, 0x38af, "Lenovo IdeaPad Z560", CXT_FIXUP_MUTE_LED_EAPD),
++ SND_PCI_QUIRK(0x17aa, 0x390b, "Lenovo G50-80", CXT_FIXUP_STEREO_DMIC),
+ SND_PCI_QUIRK(0x17aa, 0x3975, "Lenovo U300s", CXT_FIXUP_STEREO_DMIC),
+ SND_PCI_QUIRK(0x17aa, 0x3977, "Lenovo IdeaPad U310", CXT_FIXUP_STEREO_DMIC),
+ SND_PCI_QUIRK(0x17aa, 0x397b, "Lenovo S205", CXT_FIXUP_STEREO_DMIC),
+diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c
+index 100d92b5b77e..05977ae1ff2a 100644
+--- a/sound/soc/soc-ops.c
++++ b/sound/soc/soc-ops.c
+@@ -207,6 +207,34 @@ int snd_soc_info_volsw(struct snd_kcontrol *kcontrol,
+ EXPORT_SYMBOL_GPL(snd_soc_info_volsw);
+
+ /**
++ * snd_soc_info_volsw_sx - Mixer info callback for SX TLV controls
++ * @kcontrol: mixer control
++ * @uinfo: control element information
++ *
++ * Callback to provide information about a single mixer control, or a double
++ * mixer control that spans 2 registers of the SX TLV type. SX TLV controls
++ * have a range that represents both positive and negative values either side
++ * of zero but without a sign bit.
++ *
++ * Returns 0 for success.
++ */
++int snd_soc_info_volsw_sx(struct snd_kcontrol *kcontrol,
++ struct snd_ctl_elem_info *uinfo)
++{
++ struct soc_mixer_control *mc =
++ (struct soc_mixer_control *)kcontrol->private_value;
++
++ snd_soc_info_volsw(kcontrol, uinfo);
++ /* Max represents the number of levels in an SX control not the
++ * maximum value, so add the minimum value back on
++ */
++ uinfo->value.integer.max += mc->min;
++
++ return 0;
++}
++EXPORT_SYMBOL_GPL(snd_soc_info_volsw_sx);
++
++/**
+ * snd_soc_get_volsw - single mixer get callback
+ * @kcontrol: mixer control
+ * @ucontrol: control element information
+diff --git a/virt/kvm/irqchip.c b/virt/kvm/irqchip.c
+index 21c14244f4c4..d7ea8e20dae4 100644
+--- a/virt/kvm/irqchip.c
++++ b/virt/kvm/irqchip.c
+@@ -213,11 +213,15 @@ int kvm_set_irq_routing(struct kvm *kvm,
+ goto out;
+
+ r = -EINVAL;
+- if (ue->flags)
++ if (ue->flags) {
++ kfree(e);
+ goto out;
++ }
+ r = setup_routing_entry(new, e, ue);
+- if (r)
++ if (r) {
++ kfree(e);
+ goto out;
++ }
+ ++ue;
+ }
+
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