Merge 4.9.90 into android-4.9

Changes in 4.9.90
	tpm: fix potential buffer overruns caused by bit glitches on the bus
	ASoC: rsnd: check src mod pointer for rsnd_mod_id()
	SMB3: Validate negotiate request must always be signed
	CIFS: Enable encryption during session setup phase
	staging: android: ashmem: Fix possible deadlock in ashmem_ioctl
	Revert "led: core: Fix brightness setting when setting delay_off=0"
	led: core: Clear LED_BLINK_SW flag in led_blink_set()
	platform/x86: asus-nb-wmi: Add wapf4 quirk for the X302UA
	bonding: handle link transition from FAIL to UP correctly
	regulator: anatop: set default voltage selector for pcie
	power: supply: bq24190_charger: Limit over/under voltage fault logging
	x86: i8259: export legacy_pic symbol
	rtc: cmos: Do not assume irq 8 for rtc when there are no legacy irqs
	Input: ar1021_i2c - fix too long name in driver's device table
	time: Change posix clocks ops interfaces to use timespec64
	ACPI/processor: Fix error handling in __acpi_processor_start()
	ACPI/processor: Replace racy task affinity logic
	cpufreq/sh: Replace racy task affinity logic
	genirq: Use irqd_get_trigger_type to compare the trigger type for shared IRQs
	i2c: i2c-scmi: add a MS HID
	net: ipv6: send unsolicited NA on admin up
	media/dvb-core: Race condition when writing to CAM
	btrfs: fix a bogus warning when converting only data or metadata
	ASoC: Intel: Atom: update Thinkpad 10 quirk
	tools/testing/nvdimm: fix nfit_test shutdown crash
	spi: dw: Disable clock after unregistering the host
	powerpc/64s: Remove SAO feature from Power9 DD1
	ath: Fix updating radar flags for coutry code India
	clk: ns2: Correct SDIO bits
	iwlwifi: split the handler and the wake parts of the notification infra
	iwlwifi: a000: fix memory offsets and lengths
	scsi: virtio_scsi: Always try to read VPD pages
	KVM: PPC: Book3S PR: Exit KVM on failed mapping
	mwifiex: don't leak 'chan_stats' on reset
	x86/reboot: Turn off KVM when halting a CPU
	ARM: 8668/1: ftrace: Fix dynamic ftrace with DEBUG_RODATA and !FRAME_POINTER
	irqchip/mips-gic: Separate IPI reservation & usage tracking
	iommu/omap: Register driver before setting IOMMU ops
	md/raid10: wait up frozen array in handle_write_completed
	NFS: Fix missing pg_cleanup after nfs_pageio_cond_complete()
	tcp: remove poll() flakes with FastOpen
	e1000e: fix timing for 82579 Gigabit Ethernet controller
	ALSA: hda - Fix headset microphone detection for ASUS N551 and N751
	IB/ipoib: Fix deadlock between ipoib_stop and mcast join flow
	IB/ipoib: Update broadcast object if PKey value was changed in index 0
	HSI: ssi_protocol: double free in ssip_pn_xmit()
	IB/mlx4: Take write semaphore when changing the vma struct
	IB/mlx4: Change vma from shared to private
	IB/mlx5: Take write semaphore when changing the vma struct
	IB/mlx5: Change vma from shared to private
	IB/mlx5: Set correct SL in completion for RoCE
	ASoC: Intel: Skylake: Uninitialized variable in probe_codec()
	ibmvnic: Disable irq prior to close
	netvsc: Deal with rescinded channels correctly
	Fix driver usage of 128B WQEs when WQ_CREATE is V1.
	Fix Express lane queue creation.
	gpio: gpio-wcove: fix irq pending status bit width
	netfilter: xt_CT: fix refcnt leak on error path
	openvswitch: Delete conntrack entry clashing with an expectation.
	netfilter: nf_ct_helper: permit cthelpers with different names via nfnetlink
	mmc: host: omap_hsmmc: checking for NULL instead of IS_ERR()
	tipc: check return value of nlmsg_new
	wan: pc300too: abort path on failure
	qlcnic: fix unchecked return value
	netfilter: nft_dynset: continue to next expr if _OP_ADD succeeded
	platform/x86: intel-vbtn: add volume up and down
	scsi: mac_esp: Replace bogus memory barrier with spinlock
	infiniband/uverbs: Fix integer overflows
	pNFS: Fix use after free issues in pnfs_do_read()
	xprtrdma: Cancel refresh worker during buffer shutdown
	NFS: don't try to cross a mountpount when there isn't one there.
	iio: st_pressure: st_accel: Initialise sensor platform data properly
	mt7601u: check return value of alloc_skb
	libertas: check return value of alloc_workqueue
	rndis_wlan: add return value validation
	Btrfs: fix incorrect space accounting after failure to insert inline extent
	Btrfs: send, fix file hole not being preserved due to inline extent
	Btrfs: fix extent map leak during fallocate error path
	orangefs: do not wait for timeout if umounting
	mac80211: don't parse encrypted management frames in ieee80211_frame_acked
	ACPICA: iasl: Fix IORT SMMU GSI disassembling
	iio: hid-sensor: fix return of -EINVAL on invalid values in ret or value
	dt-bindings: mfd: axp20x: Add "xpowers,master-mode" property for AXP806 PMICs
	mfd: palmas: Reset the POWERHOLD mux during power off
	mtip32xx: use runtime tag to initialize command header
	x86/KASLR: Fix kexec kernel boot crash when KASLR randomization fails
	gpio: gpio-wcove: fix GPIO IRQ status mask
	staging: unisys: visorhba: fix s-Par to boot with option CONFIG_VMAP_STACK set to y
	staging: wilc1000: fix unchecked return value
	ipvs: explicitly forbid ipv6 service/dest creation if ipv6 mod is disabled
	mac80211: Fix possible sband related NULL pointer de-reference
	mmc: sdhci-of-esdhc: limit SD clock for ls1012a/ls1046a
	netfilter: x_tables: unlock on error in xt_find_table_lock()
	ARM: DRA7: clockdomain: Change the CLKTRCTRL of CM_PCIE_CLKSTCTRL to SW_WKUP
	IB/rdmavt: restore IRQs on error path in rvt_create_ah()
	IB/hfi1: Fix softlockup issue
	platform/x86: asus-wmi: try to set als by default
	ipmi/watchdog: fix wdog hang on panic waiting for ipmi response
	ACPI / PMIC: xpower: Fix power_table addresses
	drm/amdgpu: fix gpu reset crash
	drm/nouveau/kms: Increase max retries in scanout position queries.
	jbd2: Fix lockdep splat with generic/270 test
	ixgbevf: fix size of queue stats length
	net: ethernet: ucc_geth: fix MEM_PART_MURAM mode
	soc/fsl/qe: round brg_freq to 1kHz granularity
	Bluetooth: hci_ldisc: Add protocol check to hci_uart_dequeue()
	Bluetooth: hci_ldisc: Add protocol check to hci_uart_tx_wakeup()
	vxlan: correctly handle ipv6.disable module parameter
	qed: Unlock on error in qed_vf_pf_acquire()
	bnx2x: Align RX buffers
	power: supply: bq24190_charger: Add disable-reset device-property
	power: supply: isp1704: Fix unchecked return value of devm_kzalloc
	power: supply: pda_power: move from timer to delayed_work
	Input: twl4030-pwrbutton - use correct device for irq request
	IB/rxe: Don't clamp residual length to mtu
	md/raid10: skip spare disk as 'first' disk
	ACPI / power: Delay turning off unused power resources after suspend
	ia64: fix module loading for gcc-5.4
	tcm_fileio: Prevent information leak for short reads
	x86/xen: split xen_smp_prepare_boot_cpu()
	video: fbdev: udlfb: Fix buffer on stack
	sm501fb: don't return zero on failure path in sm501fb_start()
	pNFS: Fix a deadlock when coalescing writes and returning the layout
	net: hns: fix ethtool_get_strings overflow in hns driver
	cifs: small underflow in cnvrtDosUnixTm()
	mm: fix check for reclaimable pages in PF_MEMALLOC reclaim throttling
	mm, vmstat: suppress pcp stats for unpopulated zones in zoneinfo
	mm: hwpoison: call shake_page() after try_to_unmap() for mlocked page
	rtc: ds1374: wdt: Fix issue with timeout scaling from secs to wdt ticks
	rtc: ds1374: wdt: Fix stop/start ioctl always returning -EINVAL
	ath10k: fix out of bounds access to local buffer
	perf tests kmod-path: Don't fail if compressed modules aren't supported
	block/mq: Cure cpu hotplug lock inversion
	Bluetooth: hci_qca: Avoid setup failure on missing rampatch
	Bluetooth: btqcomsmd: Fix skb double free corruption
	media: c8sectpfe: fix potential NULL pointer dereference in c8sectpfe_timer_interrupt
	drm/msm: fix leak in failed get_pages
	RDMA/iwpm: Fix uninitialized error code in iwpm_send_mapinfo()
	rtlwifi: rtl_pci: Fix the bug when inactiveps is enabled.
	media: bt8xx: Fix err 'bt878_probe()'
	ath10k: handling qos at STA side based on AP WMM enable/disable
	media: [RESEND] media: dvb-frontends: Add delay to Si2168 restart
	qmi_wwan: set FLAG_SEND_ZLP to avoid network initiated disconnect
	serial: 8250_dw: Disable clock on error
	cros_ec: fix nul-termination for firmware build info
	watchdog: Fix potential kref imbalance when opening watchdog
	platform/chrome: Use proper protocol transfer function
	dmaengine: zynqmp_dma: Fix race condition in the probe
	drm/tilcdc: ensure nonatomic iowrite64 is not used
	mmc: avoid removing non-removable hosts during suspend
	IB/ipoib: Avoid memory leak if the SA returns a different DGID
	RDMA/cma: Use correct size when writing netlink stats
	IB/umem: Fix use of npages/nmap fields
	iser-target: avoid reinitializing rdma contexts for isert commands
	vgacon: Set VGA struct resource types
	omapdrm: panel: fix compatible vendor string for td028ttec1
	drm/omap: DMM: Check for DMM readiness after successful transaction commit
	pty: cancel pty slave port buf's work in tty_release
	coresight: Fix disabling of CoreSight TPIU
	pinctrl: Really force states during suspend/resume
	pinctrl: rockchip: enable clock when reading pin direction register
	iommu/vt-d: clean up pr_irq if request_threaded_irq fails
	ip6_vti: adjust vti mtu according to mtu of lower device
	RDMA/ocrdma: Fix permissions for OCRDMA_RESET_STATS
	ARM: dts: aspeed-evb: Add unit name to memory node
	nfsd4: permit layoutget of executable-only files
	clk: Don't touch hardware when reparenting during registration
	clk: axi-clkgen: Correctly handle nocount bit in recalc_rate()
	clk: si5351: Rename internal plls to avoid name collisions
	dmaengine: ti-dma-crossbar: Fix event mapping for TPCC_EVT_MUX_60_63
	IB/mlx5: Fix integer overflows in mlx5_ib_create_srq
	IB/mlx5: Fix out-of-bounds read in create_raw_packet_qp_rq
	clk: migrate the count of orphaned clocks at init
	RDMA/ucma: Fix access to non-initialized CM_ID object
	RDMA/ucma: Don't allow join attempts for unsupported AF family
	usb: gadget: f_hid: fix: Move IN request allocation to set_alt()
	Linux 4.9.90

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

Documentation/devicetree/bindings/display/panel/tpo,td028ttec1.txt

@@ -2,7 +2,7 @@ Toppoly TD028TTEC1 Panel
 ========================
 
 Required properties:
-- compatible: "toppoly,td028ttec1"
+- compatible: "tpo,td028ttec1"
 
 Optional properties:
 - label: a symbolic name for the panel
@@ -14,7 +14,7 @@ Example
 -------
 
 lcd-panel: td028ttec1@0 {
-	compatible = "toppoly,td028ttec1";
+	compatible = "tpo,td028ttec1";
 	reg = <0>;
 	spi-max-frequency = <100000>;
 	spi-cpol;

Documentation/devicetree/bindings/mfd/axp20x.txt

@@ -28,6 +28,9 @@ Optional properties:
 		  regulator to drive the OTG VBus, rather then as an input pin
 		  which signals whether the board is driving OTG VBus or not.
 
+- x-powers,master-mode: Boolean (axp806 only). Set this when the PMIC is
+			wired for master mode. The default is slave mode.
+
 - <input>-supply: a phandle to the regulator supply node. May be omitted if
 		  inputs are unregulated, such as using the IPSOUT output
 		  from the PMIC.

Makefile

@@ -1,6 +1,6 @@
 VERSION = 4
 PATCHLEVEL = 9
-SUBLEVEL = 89
+SUBLEVEL = 90
 EXTRAVERSION =
 NAME = Roaring Lionus
 

arch/alpha/kernel/console.c

@@ -20,6 +20,7 @@
 struct pci_controller *pci_vga_hose;
 static struct resource alpha_vga = {
 	.name	= "alpha-vga+",
+	.flags	= IORESOURCE_IO,
 	.start	= 0x3C0,
 	.end	= 0x3DF
 };

arch/arm/boot/dts/aspeed-ast2500-evb.dts

@@ -15,7 +15,7 @@
 		bootargs = "console=ttyS4,115200 earlyprintk";
 	};
 
-	memory {
+	memory@80000000 {
 		reg = <0x80000000 0x20000000>;
 	};
 };

arch/arm/kernel/ftrace.c

@@ -29,11 +29,6 @@
 #endif
 
 #ifdef CONFIG_DYNAMIC_FTRACE
-#ifdef CONFIG_OLD_MCOUNT
-#define OLD_MCOUNT_ADDR	((unsigned long) mcount)
-#define OLD_FTRACE_ADDR ((unsigned long) ftrace_caller_old)
-
-#define	OLD_NOP		0xe1a00000	/* mov r0, r0 */
 
 static int __ftrace_modify_code(void *data)
 {
@@ -51,6 +46,12 @@ void arch_ftrace_update_code(int command)
 	stop_machine(__ftrace_modify_code, &command, NULL);
 }
 
+#ifdef CONFIG_OLD_MCOUNT
+#define OLD_MCOUNT_ADDR	((unsigned long) mcount)
+#define OLD_FTRACE_ADDR ((unsigned long) ftrace_caller_old)
+
+#define	OLD_NOP		0xe1a00000	/* mov r0, r0 */
+
 static unsigned long ftrace_nop_replace(struct dyn_ftrace *rec)
 {
 	return rec->arch.old_mcount ? OLD_NOP : NOP;

arch/arm/mach-omap2/clockdomains7xx_data.c

@@ -524,7 +524,7 @@ static struct clockdomain pcie_7xx_clkdm = {
 	.dep_bit	  = DRA7XX_PCIE_STATDEP_SHIFT,
 	.wkdep_srcs	  = pcie_wkup_sleep_deps,
 	.sleepdep_srcs	  = pcie_wkup_sleep_deps,
-	.flags		  = CLKDM_CAN_HWSUP_SWSUP,
+	.flags		  = CLKDM_CAN_SWSUP,
 };
 
 static struct clockdomain atl_7xx_clkdm = {

arch/ia64/kernel/module.c

@@ -153,7 +153,7 @@ slot (const struct insn *insn)
 static int
 apply_imm64 (struct module *mod, struct insn *insn, uint64_t val)
 {
-	if (slot(insn) != 2) {
+	if (slot(insn) != 1 && slot(insn) != 2) {
 		printk(KERN_ERR "%s: invalid slot number %d for IMM64\n",
 		       mod->name, slot(insn));
 		return 0;
@@ -165,7 +165,7 @@ apply_imm64 (struct module *mod, struct insn *insn, uint64_t val)
 static int
 apply_imm60 (struct module *mod, struct insn *insn, uint64_t val)
 {
-	if (slot(insn) != 2) {
+	if (slot(insn) != 1 && slot(insn) != 2) {
 		printk(KERN_ERR "%s: invalid slot number %d for IMM60\n",
 		       mod->name, slot(insn));
 		return 0;

arch/powerpc/include/asm/cputable.h

@@ -474,7 +474,8 @@ enum {
 	    CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \
 	    CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \
 	    CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP | CPU_FTR_ARCH_300)
-#define CPU_FTRS_POWER9_DD1 (CPU_FTRS_POWER9 | CPU_FTR_POWER9_DD1)
+#define CPU_FTRS_POWER9_DD1 ((CPU_FTRS_POWER9 | CPU_FTR_POWER9_DD1) & \
+			     (~CPU_FTR_SAO))
 #define CPU_FTRS_CELL	(CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 	    CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 	    CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \

arch/powerpc/kvm/book3s_64_mmu_host.c

@@ -177,12 +177,15 @@ map_again:
 	ret = mmu_hash_ops.hpte_insert(hpteg, vpn, hpaddr, rflags, vflags,
 				       hpsize, hpsize, MMU_SEGSIZE_256M);
 
-	if (ret < 0) {
+	if (ret == -1) {
 		/* If we couldn't map a primary PTE, try a secondary */
 		hash = ~hash;
 		vflags ^= HPTE_V_SECONDARY;
 		attempt++;
 		goto map_again;
+	} else if (ret < 0) {
+		r = -EIO;
+		goto out_unlock;
 	} else {
 		trace_kvm_book3s_64_mmu_map(rflags, hpteg,
 					    vpn, hpaddr, orig_pte);

arch/powerpc/kvm/book3s_pr.c

@@ -627,7 +627,11 @@ int kvmppc_handle_pagefault(struct kvm_run *run, struct kvm_vcpu *vcpu,
 			kvmppc_mmu_unmap_page(vcpu, &pte);
 		}
 		/* The guest's PTE is not mapped yet. Map on the host */
-		kvmppc_mmu_map_page(vcpu, &pte, iswrite);
+		if (kvmppc_mmu_map_page(vcpu, &pte, iswrite) == -EIO) {
+			/* Exit KVM if mapping failed */
+			run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
+			return RESUME_HOST;
+		}
 		if (data)
 			vcpu->stat.sp_storage++;
 		else if (vcpu->arch.mmu.is_dcbz32(vcpu) &&

arch/x86/boot/compressed/kaslr.c

@@ -460,10 +460,17 @@ void choose_random_location(unsigned long input,
 			add_identity_map(random_addr, output_size);
 			*output = random_addr;
 		}
+
+		/*
+		 * This loads the identity mapping page table.
+		 * This should only be done if a new physical address
+		 * is found for the kernel, otherwise we should keep
+		 * the old page table to make it be like the "nokaslr"
+		 * case.
+		 */
+		finalize_identity_maps();
 	}
 
-	/* This actually loads the identity pagetable on x86_64. */
-	finalize_identity_maps();
 
 	/* Pick random virtual address starting from LOAD_PHYSICAL_ADDR. */
 	if (IS_ENABLED(CONFIG_X86_64))

arch/x86/kernel/i8259.c

@@ -418,6 +418,7 @@ struct legacy_pic default_legacy_pic = {
 };
 
 struct legacy_pic *legacy_pic = &default_legacy_pic;
+EXPORT_SYMBOL(legacy_pic);
 
 static int __init i8259A_init_ops(void)
 {

arch/x86/kernel/smp.c

@@ -33,6 +33,7 @@
 #include <asm/mce.h>
 #include <asm/trace/irq_vectors.h>
 #include <asm/kexec.h>
+#include <asm/virtext.h>
 
 /*
  *	Some notes on x86 processor bugs affecting SMP operation:
@@ -162,6 +163,7 @@ static int smp_stop_nmi_callback(unsigned int val, struct pt_regs *regs)
 	if (raw_smp_processor_id() == atomic_read(&stopping_cpu))
 		return NMI_HANDLED;
 
+	cpu_emergency_vmxoff();
 	stop_this_cpu(NULL);
 
 	return NMI_HANDLED;
@@ -174,6 +176,7 @@ static int smp_stop_nmi_callback(unsigned int val, struct pt_regs *regs)
 asmlinkage __visible void smp_reboot_interrupt(void)
 {
 	ipi_entering_ack_irq();
+	cpu_emergency_vmxoff();
 	stop_this_cpu(NULL);
 	irq_exit();
 }

arch/x86/xen/smp.c

@@ -299,35 +299,46 @@ static void __init xen_filter_cpu_maps(void)
 
 }
 
-static void __init xen_smp_prepare_boot_cpu(void)
+static void __init xen_pv_smp_prepare_boot_cpu(void)
 {
 	BUG_ON(smp_processor_id() != 0);
 	native_smp_prepare_boot_cpu();
 
-	if (xen_pv_domain()) {
-		if (!xen_feature(XENFEAT_writable_page_tables))
-			/* We've switched to the "real" per-cpu gdt, so make
-			 * sure the old memory can be recycled. */
-			make_lowmem_page_readwrite(xen_initial_gdt);
+	if (!xen_feature(XENFEAT_writable_page_tables))
+		/* We've switched to the "real" per-cpu gdt, so make
+		 * sure the old memory can be recycled. */
+		make_lowmem_page_readwrite(xen_initial_gdt);
 
 #ifdef CONFIG_X86_32
-		/*
-		 * Xen starts us with XEN_FLAT_RING1_DS, but linux code
-		 * expects __USER_DS
-		 */
-		loadsegment(ds, __USER_DS);
-		loadsegment(es, __USER_DS);
+	/*
+	 * Xen starts us with XEN_FLAT_RING1_DS, but linux code
+	 * expects __USER_DS
+	 */
+	loadsegment(ds, __USER_DS);
+	loadsegment(es, __USER_DS);
 #endif
 
-		xen_filter_cpu_maps();
-		xen_setup_vcpu_info_placement();
-	}
+	xen_filter_cpu_maps();
+	xen_setup_vcpu_info_placement();
+
+	/*
+	 * The alternative logic (which patches the unlock/lock) runs before
+	 * the smp bootup up code is activated. Hence we need to set this up
+	 * the core kernel is being patched. Otherwise we will have only
+	 * modules patched but not core code.
+	 */
+	xen_init_spinlocks();
+}
+
+static void __init xen_hvm_smp_prepare_boot_cpu(void)
+{
+	BUG_ON(smp_processor_id() != 0);
+	native_smp_prepare_boot_cpu();
 
 	/*
 	 * Setup vcpu_info for boot CPU.
 	 */
-	if (xen_hvm_domain())
-		xen_vcpu_setup(0);
+	xen_vcpu_setup(0);
 
 	/*
 	 * The alternative logic (which patches the unlock/lock) runs before
@@ -733,7 +744,7 @@ static irqreturn_t xen_irq_work_interrupt(int irq, void *dev_id)
 }
 
 static const struct smp_ops xen_smp_ops __initconst = {
-	.smp_prepare_boot_cpu = xen_smp_prepare_boot_cpu,
+	.smp_prepare_boot_cpu = xen_pv_smp_prepare_boot_cpu,
 	.smp_prepare_cpus = xen_smp_prepare_cpus,
 	.smp_cpus_done = xen_smp_cpus_done,
 
@@ -772,5 +783,5 @@ void __init xen_hvm_smp_init(void)
 	smp_ops.cpu_die = xen_cpu_die;
 	smp_ops.send_call_func_ipi = xen_smp_send_call_function_ipi;
 	smp_ops.send_call_func_single_ipi = xen_smp_send_call_function_single_ipi;
-	smp_ops.smp_prepare_boot_cpu = xen_smp_prepare_boot_cpu;
+	smp_ops.smp_prepare_boot_cpu = xen_hvm_smp_prepare_boot_cpu;
 }

block/blk-mq.c

@@ -2014,15 +2014,15 @@ struct request_queue *blk_mq_init_allocated_queue(struct blk_mq_tag_set *set,
 
 	blk_mq_init_cpu_queues(q, set->nr_hw_queues);
 
-	get_online_cpus();
 	mutex_lock(&all_q_mutex);
+	get_online_cpus();
 
 	list_add_tail(&q->all_q_node, &all_q_list);
 	blk_mq_add_queue_tag_set(set, q);
 	blk_mq_map_swqueue(q, cpu_online_mask);
 
-	mutex_unlock(&all_q_mutex);
 	put_online_cpus();
+	mutex_unlock(&all_q_mutex);
 
 	return q;
 

drivers/acpi/pmic/intel_pmic_xpower.c

@@ -28,97 +28,97 @@ static struct pmic_table power_table[] = {
 		.address = 0x00,
 		.reg = 0x13,
 		.bit = 0x05,
-	},
+	}, /* ALD1 */
 	{
 		.address = 0x04,
 		.reg = 0x13,
 		.bit = 0x06,
-	},
+	}, /* ALD2 */
 	{
 		.address = 0x08,
 		.reg = 0x13,
 		.bit = 0x07,
-	},
+	}, /* ALD3 */
 	{
 		.address = 0x0c,
 		.reg = 0x12,
 		.bit = 0x03,
-	},
+	}, /* DLD1 */
 	{
 		.address = 0x10,
 		.reg = 0x12,
 		.bit = 0x04,
-	},
+	}, /* DLD2 */
 	{
 		.address = 0x14,
 		.reg = 0x12,
 		.bit = 0x05,
-	},
+	}, /* DLD3 */
 	{
 		.address = 0x18,
 		.reg = 0x12,
 		.bit = 0x06,
-	},
+	}, /* DLD4 */
 	{
 		.address = 0x1c,
 		.reg = 0x12,
 		.bit = 0x00,
-	},
+	}, /* ELD1 */
 	{
 		.address = 0x20,
 		.reg = 0x12,
 		.bit = 0x01,
-	},
+	}, /* ELD2 */
 	{
 		.address = 0x24,
 		.reg = 0x12,
 		.bit = 0x02,
-	},
+	}, /* ELD3 */
 	{
 		.address = 0x28,
 		.reg = 0x13,
 		.bit = 0x02,
-	},
+	}, /* FLD1 */
 	{
 		.address = 0x2c,
 		.reg = 0x13,
 		.bit = 0x03,
-	},
+	}, /* FLD2 */
 	{
 		.address = 0x30,
 		.reg = 0x13,
 		.bit = 0x04,
-	},
+	}, /* FLD3 */
+	{
+		.address = 0x34,
+		.reg = 0x10,
+		.bit = 0x03,
+	}, /* BUC1 */
 	{
 		.address = 0x38,
 		.reg = 0x10,
-		.bit = 0x03,
-	},
+		.bit = 0x06,
+	}, /* BUC2 */
 	{
 		.address = 0x3c,
 		.reg = 0x10,
-		.bit = 0x06,
-	},
+		.bit = 0x05,
+	}, /* BUC3 */
 	{
 		.address = 0x40,
 		.reg = 0x10,
-		.bit = 0x05,
-	},
+		.bit = 0x04,
+	}, /* BUC4 */
 	{
 		.address = 0x44,
 		.reg = 0x10,
-		.bit = 0x04,
-	},
+		.bit = 0x01,
+	}, /* BUC5 */
 	{
 		.address = 0x48,
 		.reg = 0x10,
-		.bit = 0x01,
-	},
-	{
-		.address = 0x4c,
-		.reg = 0x10,
 		.bit = 0x00
-	},
+	}, /* BUC6 */
 };
 
 /* TMP0 - TMP5 are the same, all from GPADC */

drivers/acpi/power.c

@@ -864,6 +864,16 @@ void acpi_resume_power_resources(void)
 
 		mutex_unlock(&resource->resource_lock);
 	}
+
+	mutex_unlock(&power_resource_list_lock);
+}
+
+void acpi_turn_off_unused_power_resources(void)
+{
+	struct acpi_power_resource *resource;
+
+	mutex_lock(&power_resource_list_lock);
+
 	list_for_each_entry_reverse(resource, &acpi_power_resource_list, list_node) {
 		int result, state;
 

drivers/acpi/processor_driver.c

@@ -251,6 +251,9 @@ static int __acpi_processor_start(struct acpi_device *device)
 	if (ACPI_SUCCESS(status))
 		return 0;
 
+	result = -ENODEV;
+	acpi_pss_perf_exit(pr, device);
+
 err_power_exit:
 	acpi_processor_power_exit(pr);
 	return result;
@@ -259,11 +262,16 @@ err_power_exit:
 static int acpi_processor_start(struct device *dev)
 {
 	struct acpi_device *device = ACPI_COMPANION(dev);
+	int ret;
 
 	if (!device)
 		return -ENODEV;
 
-	return __acpi_processor_start(device);
+	/* Protect against concurrent CPU hotplug operations */
+	get_online_cpus();
+	ret = __acpi_processor_start(device);
+	put_online_cpus();
+	return ret;
 }
 
 static int acpi_processor_stop(struct device *dev)

drivers/acpi/processor_throttling.c

@@ -62,8 +62,8 @@ struct acpi_processor_throttling_arg {
 #define THROTTLING_POSTCHANGE      (2)
 
 static int acpi_processor_get_throttling(struct acpi_processor *pr);
-int acpi_processor_set_throttling(struct acpi_processor *pr,
-						int state, bool force);
+static int __acpi_processor_set_throttling(struct acpi_processor *pr,
+					   int state, bool force, bool direct);
 
 static int acpi_processor_update_tsd_coord(void)
 {
@@ -891,7 +891,8 @@ static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr)
 			ACPI_DEBUG_PRINT((ACPI_DB_INFO,
 				"Invalid throttling state, reset\n"));
 			state = 0;
-			ret = acpi_processor_set_throttling(pr, state, true);
+			ret = __acpi_processor_set_throttling(pr, state, true,
+							      true);
 			if (ret)
 				return ret;
 		}
@@ -901,36 +902,31 @@ static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr)
 	return 0;
 }
 
+static long __acpi_processor_get_throttling(void *data)
+{
+	struct acpi_processor *pr = data;
+
+	return pr->throttling.acpi_processor_get_throttling(pr);
+}
+
 static int acpi_processor_get_throttling(struct acpi_processor *pr)
 {
-	cpumask_var_t saved_mask;
-	int ret;
-
 	if (!pr)
 		return -EINVAL;
 
 	if (!pr->flags.throttling)
 		return -ENODEV;
 
-	if (!alloc_cpumask_var(&saved_mask, GFP_KERNEL))
-		return -ENOMEM;
-
 	/*
-	 * Migrate task to the cpu pointed by pr.
+	 * This is either called from the CPU hotplug callback of
+	 * processor_driver or via the ACPI probe function. In the latter
+	 * case the CPU is not guaranteed to be online. Both call sites are
+	 * protected against CPU hotplug.
 	 */
-	cpumask_copy(saved_mask, &current->cpus_allowed);
-	/* FIXME: use work_on_cpu() */
-	if (set_cpus_allowed_ptr(current, cpumask_of(pr->id))) {
-		/* Can't migrate to the target pr->id CPU. Exit */
-		free_cpumask_var(saved_mask);
+	if (!cpu_online(pr->id))
 		return -ENODEV;
-	}
-	ret = pr->throttling.acpi_processor_get_throttling(pr);
-	/* restore the previous state */
-	set_cpus_allowed_ptr(current, saved_mask);
-	free_cpumask_var(saved_mask);
 
-	return ret;
+	return work_on_cpu(pr->id, __acpi_processor_get_throttling, pr);
 }
 
 static int acpi_processor_get_fadt_info(struct acpi_processor *pr)
@@ -1080,8 +1076,15 @@ static long acpi_processor_throttling_fn(void *data)
 			arg->target_state, arg->force);
 }
 
-int acpi_processor_set_throttling(struct acpi_processor *pr,
-						int state, bool force)
+static int call_on_cpu(int cpu, long (*fn)(void *), void *arg, bool direct)
+{
+	if (direct)
+		return fn(arg);
+	return work_on_cpu(cpu, fn, arg);
+}
+
+static int __acpi_processor_set_throttling(struct acpi_processor *pr,
+					   int state, bool force, bool direct)
 {
 	int ret = 0;
 	unsigned int i;
@@ -1130,7 +1133,8 @@ int acpi_processor_set_throttling(struct acpi_processor *pr,
 		arg.pr = pr;
 		arg.target_state = state;
 		arg.force = force;
-		ret = work_on_cpu(pr->id, acpi_processor_throttling_fn, &arg);
+		ret = call_on_cpu(pr->id, acpi_processor_throttling_fn, &arg,
+				  direct);
 	} else {
 		/*
 		 * When the T-state coordination is SW_ALL or HW_ALL,
@@ -1163,8 +1167,8 @@ int acpi_processor_set_throttling(struct acpi_processor *pr,
 			arg.pr = match_pr;
 			arg.target_state = state;
 			arg.force = force;
-			ret = work_on_cpu(pr->id, acpi_processor_throttling_fn,
-				&arg);
+			ret = call_on_cpu(pr->id, acpi_processor_throttling_fn,
+					  &arg, direct);
 		}
 	}
 	/*
@@ -1182,6 +1186,12 @@ int acpi_processor_set_throttling(struct acpi_processor *pr,
 	return ret;
 }
 
+int acpi_processor_set_throttling(struct acpi_processor *pr, int state,
+				  bool force)
+{
+	return __acpi_processor_set_throttling(pr, state, force, false);
+}
+
 int acpi_processor_get_throttling_info(struct acpi_processor *pr)
 {
 	int result = 0;

drivers/acpi/sleep.c

@@ -474,6 +474,7 @@ static void acpi_pm_start(u32 acpi_state)
  */
 static void acpi_pm_end(void)
 {
+	acpi_turn_off_unused_power_resources();
 	acpi_scan_lock_release();
 	/*
 	 * This is necessary in case acpi_pm_finish() is not called during a

drivers/acpi/sleep.h

@@ -6,6 +6,7 @@ extern struct list_head acpi_wakeup_device_list;
 extern struct mutex acpi_device_lock;
 
 extern void acpi_resume_power_resources(void);
+extern void acpi_turn_off_unused_power_resources(void);
 
 static inline acpi_status acpi_set_waking_vector(u32 wakeup_address)
 {

drivers/block/mtip32xx/mtip32xx.c

@@ -169,6 +169,25 @@ static bool mtip_check_surprise_removal(struct pci_dev *pdev)
 	return false; /* device present */
 }
 
+/* we have to use runtime tag to setup command header */
+static void mtip_init_cmd_header(struct request *rq)
+{
+	struct driver_data *dd = rq->q->queuedata;
+	struct mtip_cmd *cmd = blk_mq_rq_to_pdu(rq);
+	u32 host_cap_64 = readl(dd->mmio + HOST_CAP) & HOST_CAP_64;
+
+	/* Point the command headers at the command tables. */
+	cmd->command_header = dd->port->command_list +
+				(sizeof(struct mtip_cmd_hdr) * rq->tag);
+	cmd->command_header_dma = dd->port->command_list_dma +
+				(sizeof(struct mtip_cmd_hdr) * rq->tag);
+
+	if (host_cap_64)
+		cmd->command_header->ctbau = __force_bit2int cpu_to_le32((cmd->command_dma >> 16) >> 16);
+
+	cmd->command_header->ctba = __force_bit2int cpu_to_le32(cmd->command_dma & 0xFFFFFFFF);
+}
+
 static struct mtip_cmd *mtip_get_int_command(struct driver_data *dd)
 {
 	struct request *rq;
@@ -180,6 +199,9 @@ static struct mtip_cmd *mtip_get_int_command(struct driver_data *dd)
 	if (IS_ERR(rq))
 		return NULL;
 
+	/* Internal cmd isn't submitted via .queue_rq */
+	mtip_init_cmd_header(rq);
+
 	return blk_mq_rq_to_pdu(rq);
 }
 
@@ -3811,6 +3833,8 @@ static int mtip_queue_rq(struct blk_mq_hw_ctx *hctx,
 	struct request *rq = bd->rq;
 	int ret;
 
+	mtip_init_cmd_header(rq);
+
 	if (unlikely(mtip_check_unal_depth(hctx, rq)))
 		return BLK_MQ_RQ_QUEUE_BUSY;
 
@@ -3842,7 +3866,6 @@ static int mtip_init_cmd(void *data, struct request *rq, unsigned int hctx_idx,
 {
 	struct driver_data *dd = data;
 	struct mtip_cmd *cmd = blk_mq_rq_to_pdu(rq);
-	u32 host_cap_64 = readl(dd->mmio + HOST_CAP) & HOST_CAP_64;
 
 	/*
 	 * For flush requests, request_idx starts at the end of the
@@ -3859,17 +3882,6 @@ static int mtip_init_cmd(void *data, struct request *rq, unsigned int hctx_idx,
 
 	memset(cmd->command, 0, CMD_DMA_ALLOC_SZ);
 
-	/* Point the command headers at the command tables. */
-	cmd->command_header = dd->port->command_list +
-				(sizeof(struct mtip_cmd_hdr) * request_idx);
-	cmd->command_header_dma = dd->port->command_list_dma +
-				(sizeof(struct mtip_cmd_hdr) * request_idx);
-
-	if (host_cap_64)
-		cmd->command_header->ctbau = __force_bit2int cpu_to_le32((cmd->command_dma >> 16) >> 16);
-
-	cmd->command_header->ctba = __force_bit2int cpu_to_le32(cmd->command_dma & 0xFFFFFFFF);
-
 	sg_init_table(cmd->sg, MTIP_MAX_SG);
 	return 0;
 }

drivers/bluetooth/btqcomsmd.c

@@ -85,7 +85,8 @@ static int btqcomsmd_send(struct hci_dev *hdev, struct sk_buff *skb)
 		break;
 	}
 
-	kfree_skb(skb);
+	if (!ret)
+		kfree_skb(skb);
 
 	return ret;
 }

drivers/bluetooth/hci_ldisc.c

@@ -113,16 +113,21 @@ static inline struct sk_buff *hci_uart_dequeue(struct hci_uart *hu)
 {
 	struct sk_buff *skb = hu->tx_skb;
 
-	if (!skb)
-		skb = hu->proto->dequeue(hu);
-	else
+	if (!skb) {
+		if (test_bit(HCI_UART_PROTO_READY, &hu->flags))
+			skb = hu->proto->dequeue(hu);
+	} else {
 		hu->tx_skb = NULL;
+	}
 
 	return skb;
 }
 
 int hci_uart_tx_wakeup(struct hci_uart *hu)
 {
+	if (!test_bit(HCI_UART_PROTO_READY, &hu->flags))
+		return 0;
+
 	if (test_and_set_bit(HCI_UART_SENDING, &hu->tx_state)) {
 		set_bit(HCI_UART_TX_WAKEUP, &hu->tx_state);
 		return 0;

drivers/bluetooth/hci_qca.c

@@ -936,6 +936,9 @@ static int qca_setup(struct hci_uart *hu)
 	if (!ret) {
 		set_bit(STATE_IN_BAND_SLEEP_ENABLED, &qca->flags);
 		qca_debugfs_init(hdev);
+	} else if (ret == -ENOENT) {
+		/* No patch/nvm-config found, run with original fw/config */
+		ret = 0;
 	}
 
 	/* Setup bdaddr */

drivers/char/ipmi/ipmi_watchdog.c

@@ -515,7 +515,7 @@ static void panic_halt_ipmi_heartbeat(void)
 	msg.cmd = IPMI_WDOG_RESET_TIMER;
 	msg.data = NULL;
 	msg.data_len = 0;
-	atomic_add(2, &panic_done_count);
+	atomic_add(1, &panic_done_count);
 	rv = ipmi_request_supply_msgs(watchdog_user,
 				      (struct ipmi_addr *) &addr,
 				      0,
@@ -525,7 +525,7 @@ static void panic_halt_ipmi_heartbeat(void)
 				      &panic_halt_heartbeat_recv_msg,
 				      1);
 	if (rv)
-		atomic_sub(2, &panic_done_count);
+		atomic_sub(1, &panic_done_count);
 }
 
 static struct ipmi_smi_msg panic_halt_smi_msg = {
@@ -549,12 +549,12 @@ static void panic_halt_ipmi_set_timeout(void)
 	/* Wait for the messages to be free. */
 	while (atomic_read(&panic_done_count) != 0)
 		ipmi_poll_interface(watchdog_user);
-	atomic_add(2, &panic_done_count);
+	atomic_add(1, &panic_done_count);
 	rv = i_ipmi_set_timeout(&panic_halt_smi_msg,
 				&panic_halt_recv_msg,
 				&send_heartbeat_now);
 	if (rv) {
-		atomic_sub(2, &panic_done_count);
+		atomic_sub(1, &panic_done_count);
 		printk(KERN_WARNING PFX
 		       "Unable to extend the watchdog timeout.");
 	} else {

drivers/char/tpm/tpm-interface.c

@@ -1078,6 +1078,11 @@ int tpm_get_random(u32 chip_num, u8 *out, size_t max)
 			break;
 
 		recd = be32_to_cpu(tpm_cmd.params.getrandom_out.rng_data_len);
+		if (recd > num_bytes) {
+			total = -EFAULT;
+			break;
+		}
+
 		memcpy(dest, tpm_cmd.params.getrandom_out.rng_data, recd);
 
 		dest += recd;

drivers/char/tpm/tpm2-cmd.c

@@ -668,6 +668,11 @@ static int tpm2_unseal_cmd(struct tpm_chip *chip,
 	if (!rc) {
 		data_len = be16_to_cpup(
 			(__be16 *) &buf.data[TPM_HEADER_SIZE + 4]);
+		if (data_len < MIN_KEY_SIZE ||  data_len > MAX_KEY_SIZE + 1) {
+			rc = -EFAULT;
+			goto out;
+		}
+
 		data = &buf.data[TPM_HEADER_SIZE + 6];
 
 		memcpy(payload->key, data, data_len - 1);
@@ -675,6 +680,7 @@ static int tpm2_unseal_cmd(struct tpm_chip *chip,
 		payload->migratable = data[data_len - 1];
 	}
 
+out:
 	tpm_buf_destroy(&buf);
 	return rc;
 }

drivers/clk/bcm/clk-ns2.c

@@ -103,7 +103,7 @@ CLK_OF_DECLARE(ns2_genpll_src_clk, "brcm,ns2-genpll-scr",
 
 static const struct iproc_pll_ctrl genpll_sw = {
 	.flags = IPROC_CLK_AON | IPROC_CLK_PLL_SPLIT_STAT_CTRL,
-	.aon = AON_VAL(0x0, 2, 9, 8),
+	.aon = AON_VAL(0x0, 1, 11, 10),
 	.reset = RESET_VAL(0x4, 2, 1),
 	.dig_filter = DF_VAL(0x0, 9, 3, 5, 4, 2, 3),
 	.ndiv_int = REG_VAL(0x8, 4, 10),

drivers/clk/clk-axi-clkgen.c

@@ -40,6 +40,10 @@
 #define MMCM_REG_FILTER1	0x4e
 #define MMCM_REG_FILTER2	0x4f
 
+#define MMCM_CLKOUT_NOCOUNT	BIT(6)
+
+#define MMCM_CLK_DIV_NOCOUNT	BIT(12)
+
 struct axi_clkgen {
 	void __iomem *base;
 	struct clk_hw clk_hw;
@@ -315,12 +319,27 @@ static unsigned long axi_clkgen_recalc_rate(struct clk_hw *clk_hw,
 	unsigned int reg;
 	unsigned long long tmp;
 
-	axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLKOUT0_1, &reg);
-	dout = (reg & 0x3f) + ((reg >> 6) & 0x3f);
+	axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLKOUT0_2, &reg);
+	if (reg & MMCM_CLKOUT_NOCOUNT) {
+		dout = 1;
+	} else {
+		axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLKOUT0_1, &reg);
+		dout = (reg & 0x3f) + ((reg >> 6) & 0x3f);
+	}
+
 	axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_DIV, &reg);
-	d = (reg & 0x3f) + ((reg >> 6) & 0x3f);
-	axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_FB1, &reg);
-	m = (reg & 0x3f) + ((reg >> 6) & 0x3f);
+	if (reg & MMCM_CLK_DIV_NOCOUNT)
+		d = 1;
+	else
+		d = (reg & 0x3f) + ((reg >> 6) & 0x3f);
+
+	axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_FB2, &reg);
+	if (reg & MMCM_CLKOUT_NOCOUNT) {
+		m = 1;
+	} else {
+		axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_FB1, &reg);
+		m = (reg & 0x3f) + ((reg >> 6) & 0x3f);
+	}
 
 	if (d == 0 || dout == 0)
 		return 0;

drivers/clk/clk-si5351.c

@@ -72,7 +72,7 @@ static const char * const si5351_input_names[] = {
 	"xtal", "clkin"
 };
 static const char * const si5351_pll_names[] = {
-	"plla", "pllb", "vxco"
+	"si5351_plla", "si5351_pllb", "si5351_vxco"
 };
 static const char * const si5351_msynth_names[] = {
 	"ms0", "ms1", "ms2", "ms3", "ms4", "ms5", "ms6", "ms7"

drivers/clk/clk.c

@@ -2437,6 +2437,21 @@ static int __clk_core_init(struct clk_core *core)
 		rate = 0;
 	core->rate = core->req_rate = rate;
 
+	/*
+	 * Enable CLK_IS_CRITICAL clocks so newly added critical clocks
+	 * don't get accidentally disabled when walking the orphan tree and
+	 * reparenting clocks
+	 */
+	if (core->flags & CLK_IS_CRITICAL) {
+		unsigned long flags;
+
+		clk_core_prepare(core);
+
+		flags = clk_enable_lock();
+		clk_core_enable(core);
+		clk_enable_unlock(flags);
+	}
+
 	/*
 	 * walk the list of orphan clocks and reparent any that newly finds a
 	 * parent.
@@ -2445,10 +2460,13 @@ static int __clk_core_init(struct clk_core *core)
 		struct clk_core *parent = __clk_init_parent(orphan);
 
 		/*
-		 * we could call __clk_set_parent, but that would result in a
-		 * redundant call to the .set_rate op, if it exists
+		 * We need to use __clk_set_parent_before() and _after() to
+		 * to properly migrate any prepare/enable count of the orphan
+		 * clock. This is important for CLK_IS_CRITICAL clocks, which
+		 * are enabled during init but might not have a parent yet.
 		 */
 		if (parent) {
+			/* update the clk tree topology */
 			__clk_set_parent_before(orphan, parent);
 			__clk_set_parent_after(orphan, parent, NULL);
 			__clk_recalc_accuracies(orphan);
@@ -2467,16 +2485,6 @@ static int __clk_core_init(struct clk_core *core)
 	if (core->ops->init)
 		core->ops->init(core->hw);
 
-	if (core->flags & CLK_IS_CRITICAL) {
-		unsigned long flags;
-
-		clk_core_prepare(core);
-
-		flags = clk_enable_lock();
-		clk_core_enable(core);
-		clk_enable_unlock(flags);
-	}
-
 	kref_init(&core->ref);
 out:
 	clk_prepare_unlock();

drivers/cpufreq/sh-cpufreq.c

@@ -30,11 +30,51 @@
 
 static DEFINE_PER_CPU(struct clk, sh_cpuclk);
 
+struct cpufreq_target {
+	struct cpufreq_policy	*policy;
+	unsigned int		freq;
+};
+
 static unsigned int sh_cpufreq_get(unsigned int cpu)
 {
 	return (clk_get_rate(&per_cpu(sh_cpuclk, cpu)) + 500) / 1000;
 }
 
+static long __sh_cpufreq_target(void *arg)
+{
+	struct cpufreq_target *target = arg;
+	struct cpufreq_policy *policy = target->policy;
+	int cpu = policy->cpu;
+	struct clk *cpuclk = &per_cpu(sh_cpuclk, cpu);
+	struct cpufreq_freqs freqs;
+	struct device *dev;
+	long freq;
+
+	if (smp_processor_id() != cpu)
+		return -ENODEV;
+
+	dev = get_cpu_device(cpu);
+
+	/* Convert target_freq from kHz to Hz */
+	freq = clk_round_rate(cpuclk, target->freq * 1000);
+
+	if (freq < (policy->min * 1000) || freq > (policy->max * 1000))
+		return -EINVAL;
+
+	dev_dbg(dev, "requested frequency %u Hz\n", target->freq * 1000);
+
+	freqs.old	= sh_cpufreq_get(cpu);
+	freqs.new	= (freq + 500) / 1000;
+	freqs.flags	= 0;
+
+	cpufreq_freq_transition_begin(target->policy, &freqs);
+	clk_set_rate(cpuclk, freq);
+	cpufreq_freq_transition_end(target->policy, &freqs, 0);
+
+	dev_dbg(dev, "set frequency %lu Hz\n", freq);
+	return 0;
+}
+
 /*
  * Here we notify other drivers of the proposed change and the final change.
  */
@@ -42,40 +82,9 @@ static int sh_cpufreq_target(struct cpufreq_policy *policy,
 			     unsigned int target_freq,
 			     unsigned int relation)
 {
-	unsigned int cpu = policy->cpu;
-	struct clk *cpuclk = &per_cpu(sh_cpuclk, cpu);
-	cpumask_t cpus_allowed;
-	struct cpufreq_freqs freqs;
-	struct device *dev;
-	long freq;
+	struct cpufreq_target data = { .policy = policy, .freq = target_freq };
 
-	cpus_allowed = current->cpus_allowed;
-	set_cpus_allowed_ptr(current, cpumask_of(cpu));
-
-	BUG_ON(smp_processor_id() != cpu);
-
-	dev = get_cpu_device(cpu);
-
-	/* Convert target_freq from kHz to Hz */
-	freq = clk_round_rate(cpuclk, target_freq * 1000);
-
-	if (freq < (policy->min * 1000) || freq > (policy->max * 1000))
-		return -EINVAL;
-
-	dev_dbg(dev, "requested frequency %u Hz\n", target_freq * 1000);
-
-	freqs.old	= sh_cpufreq_get(cpu);
-	freqs.new	= (freq + 500) / 1000;
-	freqs.flags	= 0;
-
-	cpufreq_freq_transition_begin(policy, &freqs);
-	set_cpus_allowed_ptr(current, &cpus_allowed);
-	clk_set_rate(cpuclk, freq);
-	cpufreq_freq_transition_end(policy, &freqs, 0);
-
-	dev_dbg(dev, "set frequency %lu Hz\n", freq);
-
-	return 0;
+	return work_on_cpu(policy->cpu, __sh_cpufreq_target, &data);
 }
 
 static int sh_cpufreq_verify(struct cpufreq_policy *policy)

drivers/dma/ti-dma-crossbar.c

@@ -54,7 +54,15 @@ struct ti_am335x_xbar_map {
 
 static inline void ti_am335x_xbar_write(void __iomem *iomem, int event, u8 val)
 {
-	writeb_relaxed(val, iomem + event);
+	/*
+	 * TPCC_EVT_MUX_60_63 register layout is different than the
+	 * rest, in the sense, that event 63 is mapped to lowest byte
+	 * and event 60 is mapped to highest, handle it separately.
+	 */
+	if (event >= 60 && event <= 63)
+		writeb_relaxed(val, iomem + (63 - event % 4));
+	else
+		writeb_relaxed(val, iomem + event);
 }
 
 static void ti_am335x_xbar_free(struct device *dev, void *route_data)

drivers/dma/xilinx/zynqmp_dma.c

@@ -933,7 +933,8 @@ static void zynqmp_dma_chan_remove(struct zynqmp_dma_chan *chan)
 	if (!chan)
 		return;
 
-	devm_free_irq(chan->zdev->dev, chan->irq, chan);
+	if (chan->irq)
+		devm_free_irq(chan->zdev->dev, chan->irq, chan);
 	tasklet_kill(&chan->tasklet);
 	list_del(&chan->common.device_node);
 	clk_disable_unprepare(chan->clk_apb);

drivers/gpio/gpio-wcove.c

@@ -51,6 +51,8 @@
 #define GROUP1_NR_IRQS		6
 #define IRQ_MASK_BASE		0x4e19
 #define IRQ_STATUS_BASE		0x4e0b
+#define GPIO_IRQ0_MASK		GENMASK(6, 0)
+#define GPIO_IRQ1_MASK		GENMASK(5, 0)
 #define UPDATE_IRQ_TYPE		BIT(0)
 #define UPDATE_IRQ_MASK		BIT(1)
 
@@ -310,7 +312,7 @@ static irqreturn_t wcove_gpio_irq_handler(int irq, void *data)
 		return IRQ_NONE;
 	}
 
-	pending = p[0] | (p[1] << 8);
+	pending = (p[0] & GPIO_IRQ0_MASK) | ((p[1] & GPIO_IRQ1_MASK) << 7);
 	if (!pending)
 		return IRQ_NONE;
 
@@ -318,7 +320,7 @@ static irqreturn_t wcove_gpio_irq_handler(int irq, void *data)
 	while (pending) {
 		/* One iteration is for all pending bits */
 		for_each_set_bit(gpio, (const unsigned long *)&pending,
-						 GROUP0_NR_IRQS) {
+						 WCOVE_GPIO_NUM) {
 			offset = (gpio > GROUP0_NR_IRQS) ? 1 : 0;
 			mask = (offset == 1) ? BIT(gpio - GROUP0_NR_IRQS) :
 								BIT(gpio);
@@ -334,7 +336,7 @@ static irqreturn_t wcove_gpio_irq_handler(int irq, void *data)
 			break;
 		}
 
-		pending = p[0] | (p[1] << 8);
+		pending = (p[0] & GPIO_IRQ0_MASK) | ((p[1] & GPIO_IRQ1_MASK) << 7);
 	}
 
 	return IRQ_HANDLED;

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

@@ -2237,7 +2237,7 @@ int amdgpu_gpu_reset(struct amdgpu_device *adev)
 	for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
 		struct amdgpu_ring *ring = adev->rings[i];
 
-		if (!ring)
+		if (!ring || !ring->sched.thread)
 			continue;
 		kthread_park(ring->sched.thread);
 		amd_sched_hw_job_reset(&ring->sched);
@@ -2326,7 +2326,8 @@ retry:
 		}
 		for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
 			struct amdgpu_ring *ring = adev->rings[i];
-			if (!ring)
+
+			if (!ring || !ring->sched.thread)
 				continue;
 
 			amd_sched_job_recovery(&ring->sched);
@@ -2335,7 +2336,7 @@ retry:
 	} else {
 		dev_err(adev->dev, "asic resume failed (%d).\n", r);
 		for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
-			if (adev->rings[i]) {
+			if (adev->rings[i] && adev->rings[i]->sched.thread) {
 				kthread_unpark(adev->rings[i]->sched.thread);
 			}
 		}

drivers/gpu/drm/msm/msm_gem.c

@@ -91,13 +91,16 @@ static struct page **get_pages(struct drm_gem_object *obj)
 			return p;
 		}
 
+		msm_obj->pages = p;
+
 		msm_obj->sgt = drm_prime_pages_to_sg(p, npages);
 		if (IS_ERR(msm_obj->sgt)) {
-			dev_err(dev->dev, "failed to allocate sgt\n");
-			return ERR_CAST(msm_obj->sgt);
-		}
+			void *ptr = ERR_CAST(msm_obj->sgt);
 
-		msm_obj->pages = p;
+			dev_err(dev->dev, "failed to allocate sgt\n");
+			msm_obj->sgt = NULL;
+			return ptr;
+		}
 
 		/* For non-cached buffers, ensure the new pages are clean
 		 * because display controller, GPU, etc. are not coherent:
@@ -121,7 +124,10 @@ static void put_pages(struct drm_gem_object *obj)
 		if (msm_obj->flags & (MSM_BO_WC|MSM_BO_UNCACHED))
 			dma_unmap_sg(obj->dev->dev, msm_obj->sgt->sgl,
 					msm_obj->sgt->nents, DMA_BIDIRECTIONAL);
-		sg_free_table(msm_obj->sgt);
+
+		if (msm_obj->sgt)
+			sg_free_table(msm_obj->sgt);
+
 		kfree(msm_obj->sgt);
 
 		if (use_pages(obj))

drivers/gpu/drm/nouveau/nouveau_display.c

@@ -106,7 +106,7 @@ nouveau_display_scanoutpos_head(struct drm_crtc *crtc, int *vpos, int *hpos,
 	};
 	struct nouveau_display *disp = nouveau_display(crtc->dev);
 	struct drm_vblank_crtc *vblank = &crtc->dev->vblank[drm_crtc_index(crtc)];
-	int ret, retry = 1;
+	int ret, retry = 20;
 
 	do {
 		ret = nvif_mthd(&disp->disp, 0, &args, sizeof(args));

drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c

@@ -456,6 +456,8 @@ static int td028ttec1_panel_remove(struct spi_device *spi)
 }
 
 static const struct of_device_id td028ttec1_of_match[] = {
+	{ .compatible = "omapdss,tpo,td028ttec1", },
+	/* keep to not break older DTB */
 	{ .compatible = "omapdss,toppoly,td028ttec1", },
 	{},
 };
@@ -475,6 +477,7 @@ static struct spi_driver td028ttec1_spi_driver = {
 
 module_spi_driver(td028ttec1_spi_driver);
 
+MODULE_ALIAS("spi:tpo,td028ttec1");
 MODULE_ALIAS("spi:toppoly,td028ttec1");
 MODULE_AUTHOR("H. Nikolaus Schaller <hns@goldelico.com>");
 MODULE_DESCRIPTION("Toppoly TD028TTEC1 panel driver");

drivers/gpu/drm/omapdrm/omap_dmm_tiler.c

@@ -298,7 +298,12 @@ static int dmm_txn_commit(struct dmm_txn *txn, bool wait)
 				msecs_to_jiffies(100))) {
 			dev_err(dmm->dev, "timed out waiting for done\n");
 			ret = -ETIMEDOUT;
+			goto cleanup;
 		}
+
+		/* Check the engine status before continue */
+		ret = wait_status(engine, DMM_PATSTATUS_READY |
+				  DMM_PATSTATUS_VALID | DMM_PATSTATUS_DONE);
 	}
 
 cleanup:

drivers/gpu/drm/tilcdc/tilcdc_regs.h

@@ -124,7 +124,7 @@ static inline void tilcdc_write64(struct drm_device *dev, u32 reg, u64 data)
 	struct tilcdc_drm_private *priv = dev->dev_private;
 	volatile void __iomem *addr = priv->mmio + reg;
 
-#ifdef iowrite64
+#if defined(iowrite64) && !defined(iowrite64_is_nonatomic)
 	iowrite64(data, addr);
 #else
 	__iowmb();

drivers/hsi/clients/ssi_protocol.c

@@ -989,7 +989,7 @@ static int ssip_pn_xmit(struct sk_buff *skb, struct net_device *dev)
 		goto drop;
 	/* Pad to 32-bits - FIXME: Revisit*/
 	if ((skb->len & 3) && skb_pad(skb, 4 - (skb->len & 3)))
-		goto drop;
+		goto inc_dropped;
 
 	/*
 	 * Modem sends Phonet messages over SSI with its own endianess...
@@ -1041,8 +1041,9 @@ static int ssip_pn_xmit(struct sk_buff *skb, struct net_device *dev)
 drop2:
 	hsi_free_msg(msg);
 drop:
-	dev->stats.tx_dropped++;
 	dev_kfree_skb(skb);
+inc_dropped:
+	dev->stats.tx_dropped++;
 
 	return 0;
 }

drivers/i2c/busses/i2c-scmi.c

@@ -18,6 +18,9 @@
 #define ACPI_SMBUS_HC_CLASS		"smbus"
 #define ACPI_SMBUS_HC_DEVICE_NAME	"cmi"
 
+/* SMBUS HID definition as supported by Microsoft Windows */
+#define ACPI_SMBUS_MS_HID		"SMB0001"
+
 ACPI_MODULE_NAME("smbus_cmi");
 
 struct smbus_methods_t {
@@ -51,6 +54,7 @@ static const struct smbus_methods_t ibm_smbus_methods = {
 static const struct acpi_device_id acpi_smbus_cmi_ids[] = {
 	{"SMBUS01", (kernel_ulong_t)&smbus_methods},
 	{ACPI_SMBUS_IBM_HID, (kernel_ulong_t)&ibm_smbus_methods},
+	{ACPI_SMBUS_MS_HID, (kernel_ulong_t)&smbus_methods},
 	{"", 0}
 };
 MODULE_DEVICE_TABLE(acpi, acpi_smbus_cmi_ids);

drivers/iio/accel/st_accel_core.c

@@ -827,6 +827,8 @@ static const struct iio_trigger_ops st_accel_trigger_ops = {
 int st_accel_common_probe(struct iio_dev *indio_dev)
 {
 	struct st_sensor_data *adata = iio_priv(indio_dev);
+	struct st_sensors_platform_data *pdata =
+		(struct st_sensors_platform_data *)adata->dev->platform_data;
 	int irq = adata->get_irq_data_ready(indio_dev);
 	int err;
 
@@ -853,9 +855,8 @@ int st_accel_common_probe(struct iio_dev *indio_dev)
 					&adata->sensor_settings->fs.fs_avl[0];
 	adata->odr = adata->sensor_settings->odr.odr_avl[0].hz;
 
-	if (!adata->dev->platform_data)
-		adata->dev->platform_data =
-			(struct st_sensors_platform_data *)&default_accel_pdata;
+	if (!pdata)
+		pdata = (struct st_sensors_platform_data *)&default_accel_pdata;
 
 	err = st_sensors_init_sensor(indio_dev, adata->dev->platform_data);
 	if (err < 0)

drivers/iio/common/hid-sensors/hid-sensor-attributes.c

@@ -215,7 +215,7 @@ int hid_sensor_write_samp_freq_value(struct hid_sensor_common *st,
 	ret = sensor_hub_set_feature(st->hsdev, st->poll.report_id,
 				     st->poll.index, sizeof(value), &value);
 	if (ret < 0 || value < 0)
-		ret = -EINVAL;
+		return -EINVAL;
 
 	ret = sensor_hub_get_feature(st->hsdev,
 				     st->poll.report_id,
@@ -265,7 +265,7 @@ int hid_sensor_write_raw_hyst_value(struct hid_sensor_common *st,
 				     st->sensitivity.index, sizeof(value),
 				     &value);
 	if (ret < 0 || value < 0)
-		ret = -EINVAL;
+		return -EINVAL;
 
 	ret = sensor_hub_get_feature(st->hsdev,
 				     st->sensitivity.report_id,

drivers/iio/pressure/st_pressure_core.c

@@ -638,6 +638,8 @@ static const struct iio_trigger_ops st_press_trigger_ops = {
 int st_press_common_probe(struct iio_dev *indio_dev)
 {
 	struct st_sensor_data *press_data = iio_priv(indio_dev);
+	struct st_sensors_platform_data *pdata =
+		(struct st_sensors_platform_data *)press_data->dev->platform_data;
 	int irq = press_data->get_irq_data_ready(indio_dev);
 	int err;
 
@@ -673,10 +675,8 @@ int st_press_common_probe(struct iio_dev *indio_dev)
 	press_data->odr = press_data->sensor_settings->odr.odr_avl[0].hz;
 
 	/* Some devices don't support a data ready pin. */
-	if (!press_data->dev->platform_data &&
-				press_data->sensor_settings->drdy_irq.addr)
-		press_data->dev->platform_data =
-			(struct st_sensors_platform_data *)&default_press_pdata;
+	if (!pdata && press_data->sensor_settings->drdy_irq.addr)
+		pdata =	(struct st_sensors_platform_data *)&default_press_pdata;
 
 	err = st_sensors_init_sensor(indio_dev, press_data->dev->platform_data);
 	if (err < 0)

drivers/infiniband/core/cma.c

@@ -4039,6 +4039,9 @@ int rdma_join_multicast(struct rdma_cm_id *id, struct sockaddr *addr,
 	struct cma_multicast *mc;
 	int ret;
 
+	if (!id->device)
+		return -EINVAL;
+
 	id_priv = container_of(id, struct rdma_id_private, id);
 	if (!cma_comp(id_priv, RDMA_CM_ADDR_BOUND) &&
 	    !cma_comp(id_priv, RDMA_CM_ADDR_RESOLVED))
@@ -4336,7 +4339,7 @@ static int cma_get_id_stats(struct sk_buff *skb, struct netlink_callback *cb)
 					  RDMA_NL_RDMA_CM_ATTR_SRC_ADDR))
 				goto out;
 			if (ibnl_put_attr(skb, nlh,
-					  rdma_addr_size(cma_src_addr(id_priv)),
+					  rdma_addr_size(cma_dst_addr(id_priv)),
 					  cma_dst_addr(id_priv),
 					  RDMA_NL_RDMA_CM_ATTR_DST_ADDR))
 				goto out;

drivers/infiniband/core/iwpm_util.c

@@ -664,6 +664,7 @@ int iwpm_send_mapinfo(u8 nl_client, int iwpm_pid)
 	}
 	skb_num++;
 	spin_lock_irqsave(&iwpm_mapinfo_lock, flags);
+	ret = -EINVAL;
 	for (i = 0; i < IWPM_MAPINFO_HASH_SIZE; i++) {
 		hlist_for_each_entry(map_info, &iwpm_hash_bucket[i],
 				     hlist_node) {

drivers/infiniband/core/ucma.c

@@ -1330,7 +1330,7 @@ static ssize_t ucma_process_join(struct ucma_file *file,
 		return -ENOSPC;
 
 	addr = (struct sockaddr *) &cmd->addr;
-	if (!cmd->addr_size || (cmd->addr_size != rdma_addr_size(addr)))
+	if (cmd->addr_size != rdma_addr_size(addr))
 		return -EINVAL;
 
 	if (cmd->join_flags == RDMA_MC_JOIN_FLAG_FULLMEMBER)
@@ -1398,6 +1398,9 @@ static ssize_t ucma_join_ip_multicast(struct ucma_file *file,
 	join_cmd.uid = cmd.uid;
 	join_cmd.id = cmd.id;
 	join_cmd.addr_size = rdma_addr_size((struct sockaddr *) &cmd.addr);
+	if (!join_cmd.addr_size)
+		return -EINVAL;
+
 	join_cmd.join_flags = RDMA_MC_JOIN_FLAG_FULLMEMBER;
 	memcpy(&join_cmd.addr, &cmd.addr, join_cmd.addr_size);
 
@@ -1413,6 +1416,9 @@ static ssize_t ucma_join_multicast(struct ucma_file *file,
 	if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
 		return -EFAULT;
 
+	if (!rdma_addr_size((struct sockaddr *)&cmd.addr))
+		return -EINVAL;
+
 	return ucma_process_join(file, &cmd, out_len);
 }
 

drivers/infiniband/core/umem.c

@@ -357,7 +357,7 @@ int ib_umem_copy_from(void *dst, struct ib_umem *umem, size_t offset,
 		return -EINVAL;
 	}
 
-	ret = sg_pcopy_to_buffer(umem->sg_head.sgl, umem->nmap, dst, length,
+	ret = sg_pcopy_to_buffer(umem->sg_head.sgl, umem->npages, dst, length,
 				 offset + ib_umem_offset(umem));
 
 	if (ret < 0)

drivers/infiniband/core/uverbs_cmd.c

@@ -2491,9 +2491,13 @@ ssize_t ib_uverbs_destroy_qp(struct ib_uverbs_file *file,
 
 static void *alloc_wr(size_t wr_size, __u32 num_sge)
 {
+	if (num_sge >= (U32_MAX - ALIGN(wr_size, sizeof (struct ib_sge))) /
+		       sizeof (struct ib_sge))
+		return NULL;
+
 	return kmalloc(ALIGN(wr_size, sizeof (struct ib_sge)) +
 			 num_sge * sizeof (struct ib_sge), GFP_KERNEL);
-};
+}
 
 ssize_t ib_uverbs_post_send(struct ib_uverbs_file *file,
 			    struct ib_device *ib_dev,
@@ -2720,6 +2724,13 @@ static struct ib_recv_wr *ib_uverbs_unmarshall_recv(const char __user *buf,
 			goto err;
 		}
 
+		if (user_wr->num_sge >=
+		    (U32_MAX - ALIGN(sizeof *next, sizeof (struct ib_sge))) /
+		    sizeof (struct ib_sge)) {
+			ret = -EINVAL;
+			goto err;
+		}
+
 		next = kmalloc(ALIGN(sizeof *next, sizeof (struct ib_sge)) +
 			       user_wr->num_sge * sizeof (struct ib_sge),
 			       GFP_KERNEL);

drivers/infiniband/hw/hfi1/chip.c

@@ -6379,18 +6379,17 @@ static void lcb_shutdown(struct hfi1_devdata *dd, int abort)
  *
  * The expectation is that the caller of this routine would have taken
  * care of properly transitioning the link into the correct state.
+ * NOTE: the caller needs to acquire the dd->dc8051_lock lock
+ *       before calling this function.
  */
-static void dc_shutdown(struct hfi1_devdata *dd)
+static void _dc_shutdown(struct hfi1_devdata *dd)
 {
-	unsigned long flags;
+	lockdep_assert_held(&dd->dc8051_lock);
 
-	spin_lock_irqsave(&dd->dc8051_lock, flags);
-	if (dd->dc_shutdown) {
-		spin_unlock_irqrestore(&dd->dc8051_lock, flags);
+	if (dd->dc_shutdown)
 		return;
-	}
+
 	dd->dc_shutdown = 1;
-	spin_unlock_irqrestore(&dd->dc8051_lock, flags);
 	/* Shutdown the LCB */
 	lcb_shutdown(dd, 1);
 	/*
@@ -6401,35 +6400,45 @@ static void dc_shutdown(struct hfi1_devdata *dd)
 	write_csr(dd, DC_DC8051_CFG_RST, 0x1);
 }
 
+static void dc_shutdown(struct hfi1_devdata *dd)
+{
+	mutex_lock(&dd->dc8051_lock);
+	_dc_shutdown(dd);
+	mutex_unlock(&dd->dc8051_lock);
+}
+
 /*
  * Calling this after the DC has been brought out of reset should not
  * do any damage.
+ * NOTE: the caller needs to acquire the dd->dc8051_lock lock
+ *       before calling this function.
  */
-static void dc_start(struct hfi1_devdata *dd)
+static void _dc_start(struct hfi1_devdata *dd)
 {
-	unsigned long flags;
-	int ret;
+	lockdep_assert_held(&dd->dc8051_lock);
 
-	spin_lock_irqsave(&dd->dc8051_lock, flags);
 	if (!dd->dc_shutdown)
-		goto done;
-	spin_unlock_irqrestore(&dd->dc8051_lock, flags);
+		return;
+
 	/* Take the 8051 out of reset */
 	write_csr(dd, DC_DC8051_CFG_RST, 0ull);
 	/* Wait until 8051 is ready */
-	ret = wait_fm_ready(dd, TIMEOUT_8051_START);
-	if (ret) {
+	if (wait_fm_ready(dd, TIMEOUT_8051_START))
 		dd_dev_err(dd, "%s: timeout starting 8051 firmware\n",
 			   __func__);
-	}
+
 	/* Take away reset for LCB and RX FPE (set in lcb_shutdown). */
 	write_csr(dd, DCC_CFG_RESET, 0x10);
 	/* lcb_shutdown() with abort=1 does not restore these */
 	write_csr(dd, DC_LCB_ERR_EN, dd->lcb_err_en);
-	spin_lock_irqsave(&dd->dc8051_lock, flags);
 	dd->dc_shutdown = 0;
-done:
-	spin_unlock_irqrestore(&dd->dc8051_lock, flags);
+}
+
+static void dc_start(struct hfi1_devdata *dd)
+{
+	mutex_lock(&dd->dc8051_lock);
+	_dc_start(dd);
+	mutex_unlock(&dd->dc8051_lock);
 }
 
 /*
@@ -8418,16 +8427,11 @@ static int do_8051_command(
 {
 	u64 reg, completed;
 	int return_code;
-	unsigned long flags;
 	unsigned long timeout;
 
 	hfi1_cdbg(DC8051, "type %d, data 0x%012llx", type, in_data);
 
-	/*
-	 * Alternative to holding the lock for a long time:
-	 * - keep busy wait - have other users bounce off
-	 */
-	spin_lock_irqsave(&dd->dc8051_lock, flags);
+	mutex_lock(&dd->dc8051_lock);
 
 	/* We can't send any commands to the 8051 if it's in reset */
 	if (dd->dc_shutdown) {
@@ -8453,10 +8457,8 @@ static int do_8051_command(
 			return_code = -ENXIO;
 			goto fail;
 		}
-		spin_unlock_irqrestore(&dd->dc8051_lock, flags);
-		dc_shutdown(dd);
-		dc_start(dd);
-		spin_lock_irqsave(&dd->dc8051_lock, flags);
+		_dc_shutdown(dd);
+		_dc_start(dd);
 	}
 
 	/*
@@ -8534,8 +8536,7 @@ static int do_8051_command(
 	write_csr(dd, DC_DC8051_CFG_HOST_CMD_0, 0);
 
 fail:
-	spin_unlock_irqrestore(&dd->dc8051_lock, flags);
-
+	mutex_unlock(&dd->dc8051_lock);
 	return return_code;
 }
 
@@ -11849,6 +11850,10 @@ static void free_cntrs(struct hfi1_devdata *dd)
 	dd->scntrs = NULL;
 	kfree(dd->cntrnames);
 	dd->cntrnames = NULL;
+	if (dd->update_cntr_wq) {
+		destroy_workqueue(dd->update_cntr_wq);
+		dd->update_cntr_wq = NULL;
+	}
 }
 
 static u64 read_dev_port_cntr(struct hfi1_devdata *dd, struct cntr_entry *entry,
@@ -12004,7 +12009,7 @@ u64 write_port_cntr(struct hfi1_pportdata *ppd, int index, int vl, u64 data)
 	return write_dev_port_cntr(ppd->dd, entry, sval, ppd, vl, data);
 }
 
-static void update_synth_timer(unsigned long opaque)
+static void do_update_synth_timer(struct work_struct *work)
 {
 	u64 cur_tx;
 	u64 cur_rx;
@@ -12013,8 +12018,8 @@ static void update_synth_timer(unsigned long opaque)
 	int i, j, vl;
 	struct hfi1_pportdata *ppd;
 	struct cntr_entry *entry;
-
-	struct hfi1_devdata *dd = (struct hfi1_devdata *)opaque;
+	struct hfi1_devdata *dd = container_of(work, struct hfi1_devdata,
+					       update_cntr_work);
 
 	/*
 	 * Rather than keep beating on the CSRs pick a minimal set that we can
@@ -12097,7 +12102,13 @@ static void update_synth_timer(unsigned long opaque)
 	} else {
 		hfi1_cdbg(CNTR, "[%d] No update necessary", dd->unit);
 	}
+}
 
+static void update_synth_timer(unsigned long opaque)
+{
+	struct hfi1_devdata *dd = (struct hfi1_devdata *)opaque;
+
+	queue_work(dd->update_cntr_wq, &dd->update_cntr_work);
 	mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
 }
 
@@ -12333,6 +12344,13 @@ static int init_cntrs(struct hfi1_devdata *dd)
 	if (init_cpu_counters(dd))
 		goto bail;
 
+	dd->update_cntr_wq = alloc_ordered_workqueue("hfi1_update_cntr_%d",
+						     WQ_MEM_RECLAIM, dd->unit);
+	if (!dd->update_cntr_wq)
+		goto bail;
+
+	INIT_WORK(&dd->update_cntr_work, do_update_synth_timer);
+
 	mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
 	return 0;
 bail:

drivers/infiniband/hw/hfi1/hfi.h

@@ -475,7 +475,7 @@ struct rvt_sge_state;
 #define HFI1_PART_ENFORCE_OUT	0x2
 
 /* how often we check for synthetic counter wrap around */
-#define SYNTH_CNT_TIME 2
+#define SYNTH_CNT_TIME 3
 
 /* Counter flags */
 #define CNTR_NORMAL		0x0 /* Normal counters, just read register */
@@ -929,8 +929,9 @@ struct hfi1_devdata {
 	spinlock_t rcvctrl_lock; /* protect changes to RcvCtrl */
 	/* around rcd and (user ctxts) ctxt_cnt use (intr vs free) */
 	spinlock_t uctxt_lock; /* rcd and user context changes */
-	/* exclusive access to 8051 */
-	spinlock_t dc8051_lock;
+	struct mutex dc8051_lock; /* exclusive access to 8051 */
+	struct workqueue_struct *update_cntr_wq;
+	struct work_struct update_cntr_work;
 	/* exclusive access to 8051 memory */
 	spinlock_t dc8051_memlock;
 	int dc8051_timed_out;	/* remember if the 8051 timed out */

drivers/infiniband/hw/hfi1/init.c

@@ -1078,11 +1078,11 @@ struct hfi1_devdata *hfi1_alloc_devdata(struct pci_dev *pdev, size_t extra)
 	spin_lock_init(&dd->uctxt_lock);
 	spin_lock_init(&dd->hfi1_diag_trans_lock);
 	spin_lock_init(&dd->sc_init_lock);
-	spin_lock_init(&dd->dc8051_lock);
 	spin_lock_init(&dd->dc8051_memlock);
 	seqlock_init(&dd->sc2vl_lock);
 	spin_lock_init(&dd->sde_map_lock);
 	spin_lock_init(&dd->pio_map_lock);
+	mutex_init(&dd->dc8051_lock);
 	init_waitqueue_head(&dd->event_queue);
 
 	dd->int_counter = alloc_percpu(u64);

drivers/infiniband/hw/mlx4/main.c

@@ -1168,7 +1168,7 @@ static void mlx4_ib_disassociate_ucontext(struct ib_ucontext *ibcontext)
 	/* need to protect from a race on closing the vma as part of
 	 * mlx4_ib_vma_close().
 	 */
-	down_read(&owning_mm->mmap_sem);
+	down_write(&owning_mm->mmap_sem);
 	for (i = 0; i < HW_BAR_COUNT; i++) {
 		vma = context->hw_bar_info[i].vma;
 		if (!vma)
@@ -1182,11 +1182,13 @@ static void mlx4_ib_disassociate_ucontext(struct ib_ucontext *ibcontext)
 			BUG_ON(1);
 		}
 
+		context->hw_bar_info[i].vma->vm_flags &=
+			~(VM_SHARED | VM_MAYSHARE);
 		/* context going to be destroyed, should not access ops any more */
 		context->hw_bar_info[i].vma->vm_ops = NULL;
 	}
 
-	up_read(&owning_mm->mmap_sem);
+	up_write(&owning_mm->mmap_sem);
 	mmput(owning_mm);
 	put_task_struct(owning_process);
 }

drivers/infiniband/hw/mlx5/cq.c

@@ -172,6 +172,8 @@ static void handle_responder(struct ib_wc *wc, struct mlx5_cqe64 *cqe,
 	struct mlx5_ib_srq *srq;
 	struct mlx5_ib_wq *wq;
 	u16 wqe_ctr;
+	u8  roce_packet_type;
+	bool vlan_present;
 	u8 g;
 
 	if (qp->ibqp.srq || qp->ibqp.xrcd) {
@@ -223,7 +225,6 @@ static void handle_responder(struct ib_wc *wc, struct mlx5_cqe64 *cqe,
 		break;
 	}
 	wc->slid	   = be16_to_cpu(cqe->slid);
-	wc->sl		   = (be32_to_cpu(cqe->flags_rqpn) >> 24) & 0xf;
 	wc->src_qp	   = be32_to_cpu(cqe->flags_rqpn) & 0xffffff;
 	wc->dlid_path_bits = cqe->ml_path;
 	g = (be32_to_cpu(cqe->flags_rqpn) >> 28) & 3;
@@ -237,10 +238,22 @@ static void handle_responder(struct ib_wc *wc, struct mlx5_cqe64 *cqe,
 		wc->pkey_index = 0;
 	}
 
-	if (ll != IB_LINK_LAYER_ETHERNET)
+	if (ll != IB_LINK_LAYER_ETHERNET) {
+		wc->sl = (be32_to_cpu(cqe->flags_rqpn) >> 24) & 0xf;
 		return;
+	}
 
-	switch (wc->sl & 0x3) {
+	vlan_present = cqe->l4_l3_hdr_type & 0x1;
+	roce_packet_type   = (be32_to_cpu(cqe->flags_rqpn) >> 24) & 0x3;
+	if (vlan_present) {
+		wc->vlan_id = (be16_to_cpu(cqe->vlan_info)) & 0xfff;
+		wc->sl = (be16_to_cpu(cqe->vlan_info) >> 13) & 0x7;
+		wc->wc_flags |= IB_WC_WITH_VLAN;
+	} else {
+		wc->sl = 0;
+	}
+
+	switch (roce_packet_type) {
 	case MLX5_CQE_ROCE_L3_HEADER_TYPE_GRH:
 		wc->network_hdr_type = RDMA_NETWORK_IB;
 		break;

drivers/infiniband/hw/mlx5/main.c

@@ -1313,7 +1313,7 @@ static void mlx5_ib_disassociate_ucontext(struct ib_ucontext *ibcontext)
 	/* need to protect from a race on closing the vma as part of
 	 * mlx5_ib_vma_close.
 	 */
-	down_read(&owning_mm->mmap_sem);
+	down_write(&owning_mm->mmap_sem);
 	list_for_each_entry_safe(vma_private, n, &context->vma_private_list,
 				 list) {
 		vma = vma_private->vma;
@@ -1323,11 +1323,12 @@ static void mlx5_ib_disassociate_ucontext(struct ib_ucontext *ibcontext)
 		/* context going to be destroyed, should
 		 * not access ops any more.
 		 */
+		vma->vm_flags &= ~(VM_SHARED | VM_MAYSHARE);
 		vma->vm_ops = NULL;
 		list_del(&vma_private->list);
 		kfree(vma_private);
 	}
-	up_read(&owning_mm->mmap_sem);
+	up_write(&owning_mm->mmap_sem);
 	mmput(owning_mm);
 	put_task_struct(owning_process);
 }

drivers/infiniband/hw/mlx5/qp.c

@@ -1130,7 +1130,7 @@ static void destroy_raw_packet_qp_sq(struct mlx5_ib_dev *dev,
 	ib_umem_release(sq->ubuffer.umem);
 }
 
-static int get_rq_pas_size(void *qpc)
+static size_t get_rq_pas_size(void *qpc)
 {
 	u32 log_page_size = MLX5_GET(qpc, qpc, log_page_size) + 12;
 	u32 log_rq_stride = MLX5_GET(qpc, qpc, log_rq_stride);
@@ -1146,7 +1146,8 @@ static int get_rq_pas_size(void *qpc)
 }
 
 static int create_raw_packet_qp_rq(struct mlx5_ib_dev *dev,
-				   struct mlx5_ib_rq *rq, void *qpin)
+				   struct mlx5_ib_rq *rq, void *qpin,
+				   size_t qpinlen)
 {
 	struct mlx5_ib_qp *mqp = rq->base.container_mibqp;
 	__be64 *pas;
@@ -1155,9 +1156,12 @@ static int create_raw_packet_qp_rq(struct mlx5_ib_dev *dev,
 	void *rqc;
 	void *wq;
 	void *qpc = MLX5_ADDR_OF(create_qp_in, qpin, qpc);
-	int inlen;
+	size_t rq_pas_size = get_rq_pas_size(qpc);
+	size_t inlen;
 	int err;
-	u32 rq_pas_size = get_rq_pas_size(qpc);
+
+	if (qpinlen < rq_pas_size + MLX5_BYTE_OFF(create_qp_in, pas))
+		return -EINVAL;
 
 	inlen = MLX5_ST_SZ_BYTES(create_rq_in) + rq_pas_size;
 	in = mlx5_vzalloc(inlen);
@@ -1235,7 +1239,7 @@ static void destroy_raw_packet_qp_tir(struct mlx5_ib_dev *dev,
 }
 
 static int create_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
-				u32 *in,
+				u32 *in, size_t inlen,
 				struct ib_pd *pd)
 {
 	struct mlx5_ib_raw_packet_qp *raw_packet_qp = &qp->raw_packet_qp;
@@ -1262,7 +1266,7 @@ static int create_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
 	if (qp->rq.wqe_cnt) {
 		rq->base.container_mibqp = qp;
 
-		err = create_raw_packet_qp_rq(dev, rq, in);
+		err = create_raw_packet_qp_rq(dev, rq, in, inlen);
 		if (err)
 			goto err_destroy_sq;
 
@@ -1753,10 +1757,15 @@ static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd,
 		qp->flags |= MLX5_IB_QP_LSO;
 	}
 
+	if (inlen < 0) {
+		err = -EINVAL;
+		goto err;
+	}
+
 	if (init_attr->qp_type == IB_QPT_RAW_PACKET) {
 		qp->raw_packet_qp.sq.ubuffer.buf_addr = ucmd.sq_buf_addr;
 		raw_packet_qp_copy_info(qp, &qp->raw_packet_qp);
-		err = create_raw_packet_qp(dev, qp, in, pd);
+		err = create_raw_packet_qp(dev, qp, in, inlen, pd);
 	} else {
 		err = mlx5_core_create_qp(dev->mdev, &base->mqp, in, inlen);
 	}
@@ -1796,6 +1805,7 @@ err_create:
 	else if (qp->create_type == MLX5_QP_KERNEL)
 		destroy_qp_kernel(dev, qp);
 
+err:
 	kvfree(in);
 	return err;
 }

drivers/infiniband/hw/mlx5/srq.c

@@ -243,8 +243,8 @@ struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd,
 {
 	struct mlx5_ib_dev *dev = to_mdev(pd->device);
 	struct mlx5_ib_srq *srq;
-	int desc_size;
-	int buf_size;
+	size_t desc_size;
+	size_t buf_size;
 	int err;
 	struct mlx5_srq_attr in = {0};
 	__u32 max_srq_wqes = 1 << MLX5_CAP_GEN(dev->mdev, log_max_srq_sz);
@@ -268,15 +268,18 @@ struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd,
 
 	desc_size = sizeof(struct mlx5_wqe_srq_next_seg) +
 		    srq->msrq.max_gs * sizeof(struct mlx5_wqe_data_seg);
+	if (desc_size == 0 || srq->msrq.max_gs > desc_size)
+		return ERR_PTR(-EINVAL);
 	desc_size = roundup_pow_of_two(desc_size);
-	desc_size = max_t(int, 32, desc_size);
+	desc_size = max_t(size_t, 32, desc_size);
+	if (desc_size < sizeof(struct mlx5_wqe_srq_next_seg))
+		return ERR_PTR(-EINVAL);
 	srq->msrq.max_avail_gather = (desc_size - sizeof(struct mlx5_wqe_srq_next_seg)) /
 		sizeof(struct mlx5_wqe_data_seg);
 	srq->msrq.wqe_shift = ilog2(desc_size);
 	buf_size = srq->msrq.max * desc_size;
-	mlx5_ib_dbg(dev, "desc_size 0x%x, req wr 0x%x, srq size 0x%x, max_gs 0x%x, max_avail_gather 0x%x\n",
-		    desc_size, init_attr->attr.max_wr, srq->msrq.max, srq->msrq.max_gs,
-		    srq->msrq.max_avail_gather);
+	if (buf_size < desc_size)
+		return ERR_PTR(-EINVAL);
 	in.type = init_attr->srq_type;
 
 	if (pd->uobject)

drivers/infiniband/hw/ocrdma/ocrdma_stats.c

@@ -836,7 +836,7 @@ void ocrdma_add_port_stats(struct ocrdma_dev *dev)
 
 	dev->reset_stats.type = OCRDMA_RESET_STATS;
 	dev->reset_stats.dev = dev;
-	if (!debugfs_create_file("reset_stats", S_IRUSR, dev->dir,
+	if (!debugfs_create_file("reset_stats", 0200, dev->dir,
 				&dev->reset_stats, &ocrdma_dbg_ops))
 		goto err;
 

drivers/infiniband/sw/rdmavt/ah.c

@@ -119,7 +119,7 @@ struct ib_ah *rvt_create_ah(struct ib_pd *pd,
 
 	spin_lock_irqsave(&dev->n_ahs_lock, flags);
 	if (dev->n_ahs_allocated == dev->dparms.props.max_ah) {
-		spin_unlock(&dev->n_ahs_lock);
+		spin_unlock_irqrestore(&dev->n_ahs_lock, flags);
 		kfree(ah);
 		return ERR_PTR(-ENOMEM);
 	}

drivers/infiniband/sw/rxe/rxe_resp.c

@@ -471,8 +471,6 @@ static enum resp_states check_rkey(struct rxe_qp *qp,
 				state = RESPST_ERR_LENGTH;
 				goto err;
 			}
-
-			qp->resp.resid = mtu;
 		} else {
 			if (pktlen != resid) {
 				state = RESPST_ERR_LENGTH;

drivers/infiniband/ulp/ipoib/ipoib_ib.c

@@ -974,6 +974,19 @@ static inline int update_parent_pkey(struct ipoib_dev_priv *priv)
 		 */
 		priv->dev->broadcast[8] = priv->pkey >> 8;
 		priv->dev->broadcast[9] = priv->pkey & 0xff;
+
+		/*
+		 * Update the broadcast address in the priv->broadcast object,
+		 * in case it already exists, otherwise no one will do that.
+		 */
+		if (priv->broadcast) {
+			spin_lock_irq(&priv->lock);
+			memcpy(priv->broadcast->mcmember.mgid.raw,
+			       priv->dev->broadcast + 4,
+			sizeof(union ib_gid));
+			spin_unlock_irq(&priv->lock);
+		}
+
 		return 0;
 	}
 

drivers/infiniband/ulp/ipoib/ipoib_main.c

@@ -799,6 +799,22 @@ static void path_rec_completion(int status,
 	spin_lock_irqsave(&priv->lock, flags);
 
 	if (!IS_ERR_OR_NULL(ah)) {
+		/*
+		 * pathrec.dgid is used as the database key from the LLADDR,
+		 * it must remain unchanged even if the SA returns a different
+		 * GID to use in the AH.
+		 */
+		if (memcmp(pathrec->dgid.raw, path->pathrec.dgid.raw,
+			   sizeof(union ib_gid))) {
+			ipoib_dbg(
+				priv,
+				"%s got PathRec for gid %pI6 while asked for %pI6\n",
+				dev->name, pathrec->dgid.raw,
+				path->pathrec.dgid.raw);
+			memcpy(pathrec->dgid.raw, path->pathrec.dgid.raw,
+			       sizeof(union ib_gid));
+		}
+
 		path->pathrec = *pathrec;
 
 		old_ah   = path->ah;

drivers/infiniband/ulp/ipoib/ipoib_multicast.c

@@ -487,6 +487,9 @@ static int ipoib_mcast_join(struct net_device *dev, struct ipoib_mcast *mcast)
 	    !test_bit(IPOIB_FLAG_OPER_UP, &priv->flags))
 		return -EINVAL;
 
+	init_completion(&mcast->done);
+	set_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags);
+
 	ipoib_dbg_mcast(priv, "joining MGID %pI6\n", mcast->mcmember.mgid.raw);
 
 	rec.mgid     = mcast->mcmember.mgid;
@@ -645,8 +648,6 @@ void ipoib_mcast_join_task(struct work_struct *work)
 			if (mcast->backoff == 1 ||
 			    time_after_eq(jiffies, mcast->delay_until)) {
 				/* Found the next unjoined group */
-				init_completion(&mcast->done);
-				set_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags);
 				if (ipoib_mcast_join(dev, mcast)) {
 					spin_unlock_irq(&priv->lock);
 					return;
@@ -666,11 +667,9 @@ out:
 		queue_delayed_work(priv->wq, &priv->mcast_task,
 				   delay_until - jiffies);
 	}
-	if (mcast) {
-		init_completion(&mcast->done);
-		set_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags);
+	if (mcast)
 		ipoib_mcast_join(dev, mcast);
-	}
+
 	spin_unlock_irq(&priv->lock);
 }
 

drivers/infiniband/ulp/isert/ib_isert.c

@@ -2098,6 +2098,9 @@ isert_rdma_rw_ctx_post(struct isert_cmd *cmd, struct isert_conn *conn,
 	u32 rkey, offset;
 	int ret;
 
+	if (cmd->ctx_init_done)
+		goto rdma_ctx_post;
+
 	if (dir == DMA_FROM_DEVICE) {
 		addr = cmd->write_va;
 		rkey = cmd->write_stag;
@@ -2125,11 +2128,15 @@ isert_rdma_rw_ctx_post(struct isert_cmd *cmd, struct isert_conn *conn,
 				se_cmd->t_data_sg, se_cmd->t_data_nents,
 				offset, addr, rkey, dir);
 	}
+
 	if (ret < 0) {
 		isert_err("Cmd: %p failed to prepare RDMA res\n", cmd);
 		return ret;
 	}
 
+	cmd->ctx_init_done = true;
+
+rdma_ctx_post:
 	ret = rdma_rw_ctx_post(&cmd->rw, conn->qp, port_num, cqe, chain_wr);
 	if (ret < 0)
 		isert_err("Cmd: %p failed to post RDMA res\n", cmd);

drivers/infiniband/ulp/isert/ib_isert.h

@@ -124,6 +124,7 @@ struct isert_cmd {
 	struct rdma_rw_ctx	rw;
 	struct work_struct	comp_work;
 	struct scatterlist	sg;
+	bool			ctx_init_done;
 };
 
 static inline struct isert_cmd *tx_desc_to_cmd(struct iser_tx_desc *desc)

drivers/input/misc/twl4030-pwrbutton.c

@@ -70,7 +70,7 @@ static int twl4030_pwrbutton_probe(struct platform_device *pdev)
 	pwr->phys = "twl4030_pwrbutton/input0";
 	pwr->dev.parent = &pdev->dev;
 
-	err = devm_request_threaded_irq(&pwr->dev, irq, NULL, powerbutton_irq,
+	err = devm_request_threaded_irq(&pdev->dev, irq, NULL, powerbutton_irq,
 			IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING |
 			IRQF_ONESHOT,
 			"twl4030_pwrbutton", pwr);

drivers/input/touchscreen/ar1021_i2c.c

@@ -152,7 +152,7 @@ static int __maybe_unused ar1021_i2c_resume(struct device *dev)
 static SIMPLE_DEV_PM_OPS(ar1021_i2c_pm, ar1021_i2c_suspend, ar1021_i2c_resume);
 
 static const struct i2c_device_id ar1021_i2c_id[] = {
-	{ "MICROCHIP_AR1021_I2C", 0 },
+	{ "ar1021", 0 },
 	{ },
 };
 MODULE_DEVICE_TABLE(i2c, ar1021_i2c_id);

drivers/iommu/intel-svm.c

@@ -127,6 +127,7 @@ int intel_svm_enable_prq(struct intel_iommu *iommu)
 		pr_err("IOMMU: %s: Failed to request IRQ for page request queue\n",
 		       iommu->name);
 		dmar_free_hwirq(irq);
+		iommu->pr_irq = 0;
 		goto err;
 	}
 	dmar_writeq(iommu->reg + DMAR_PQH_REG, 0ULL);
@@ -142,9 +143,11 @@ int intel_svm_finish_prq(struct intel_iommu *iommu)
 	dmar_writeq(iommu->reg + DMAR_PQT_REG, 0ULL);
 	dmar_writeq(iommu->reg + DMAR_PQA_REG, 0ULL);
 
-	free_irq(iommu->pr_irq, iommu);
-	dmar_free_hwirq(iommu->pr_irq);
-	iommu->pr_irq = 0;
+	if (iommu->pr_irq) {
+		free_irq(iommu->pr_irq, iommu);
+		dmar_free_hwirq(iommu->pr_irq);
+		iommu->pr_irq = 0;
+	}
 
 	free_pages((unsigned long)iommu->prq, PRQ_ORDER);
 	iommu->prq = NULL;

drivers/iommu/omap-iommu.c

@@ -1299,6 +1299,7 @@ static int __init omap_iommu_init(void)
 	const unsigned long flags = SLAB_HWCACHE_ALIGN;
 	size_t align = 1 << 10; /* L2 pagetable alignement */
 	struct device_node *np;
+	int ret;
 
 	np = of_find_matching_node(NULL, omap_iommu_of_match);
 	if (!np)
@@ -1312,11 +1313,25 @@ static int __init omap_iommu_init(void)
 		return -ENOMEM;
 	iopte_cachep = p;
 
-	bus_set_iommu(&platform_bus_type, &omap_iommu_ops);
-
 	omap_iommu_debugfs_init();
 
-	return platform_driver_register(&omap_iommu_driver);
+	ret = platform_driver_register(&omap_iommu_driver);
+	if (ret) {
+		pr_err("%s: failed to register driver\n", __func__);
+		goto fail_driver;
+	}
+
+	ret = bus_set_iommu(&platform_bus_type, &omap_iommu_ops);
+	if (ret)
+		goto fail_bus;
+
+	return 0;
+
+fail_bus:
+	platform_driver_unregister(&omap_iommu_driver);
+fail_driver:
+	kmem_cache_destroy(iopte_cachep);
+	return ret;
 }
 subsys_initcall(omap_iommu_init);
 /* must be ready before omap3isp is probed */

drivers/irqchip/irq-mips-gic.c

@@ -55,6 +55,7 @@ static unsigned int gic_cpu_pin;
 static unsigned int timer_cpu_pin;
 static struct irq_chip gic_level_irq_controller, gic_edge_irq_controller;
 DECLARE_BITMAP(ipi_resrv, GIC_MAX_INTRS);
+DECLARE_BITMAP(ipi_available, GIC_MAX_INTRS);
 
 static void __gic_irq_dispatch(void);
 
@@ -746,17 +747,17 @@ static int gic_irq_domain_alloc(struct irq_domain *d, unsigned int virq,
 
 		return gic_setup_dev_chip(d, virq, spec->hwirq);
 	} else {
-		base_hwirq = find_first_bit(ipi_resrv, gic_shared_intrs);
+		base_hwirq = find_first_bit(ipi_available, gic_shared_intrs);
 		if (base_hwirq == gic_shared_intrs) {
 			return -ENOMEM;
 		}
 
 		/* check that we have enough space */
 		for (i = base_hwirq; i < nr_irqs; i++) {
-			if (!test_bit(i, ipi_resrv))
+			if (!test_bit(i, ipi_available))
 				return -EBUSY;
 		}
-		bitmap_clear(ipi_resrv, base_hwirq, nr_irqs);
+		bitmap_clear(ipi_available, base_hwirq, nr_irqs);
 
 		/* map the hwirq for each cpu consecutively */
 		i = 0;
@@ -787,7 +788,7 @@ static int gic_irq_domain_alloc(struct irq_domain *d, unsigned int virq,
 
 	return 0;
 error:
-	bitmap_set(ipi_resrv, base_hwirq, nr_irqs);
+	bitmap_set(ipi_available, base_hwirq, nr_irqs);
 	return ret;
 }
 
@@ -802,7 +803,7 @@ void gic_irq_domain_free(struct irq_domain *d, unsigned int virq,
 		return;
 
 	base_hwirq = GIC_HWIRQ_TO_SHARED(irqd_to_hwirq(data));
-	bitmap_set(ipi_resrv, base_hwirq, nr_irqs);
+	bitmap_set(ipi_available, base_hwirq, nr_irqs);
 }
 
 int gic_irq_domain_match(struct irq_domain *d, struct device_node *node,
@@ -1066,6 +1067,7 @@ static void __init __gic_init(unsigned long gic_base_addr,
 			   2 * gic_vpes);
 	}
 
+	bitmap_copy(ipi_available, ipi_resrv, GIC_MAX_INTRS);
 	gic_basic_init();
 }
 

drivers/leds/led-core.c

@@ -186,8 +186,9 @@ void led_blink_set(struct led_classdev *led_cdev,
 		   unsigned long *delay_on,
 		   unsigned long *delay_off)
 {
-	led_stop_software_blink(led_cdev);
+	del_timer_sync(&led_cdev->blink_timer);
 
+	led_cdev->flags &= ~LED_BLINK_SW;
 	led_cdev->flags &= ~LED_BLINK_ONESHOT;
 	led_cdev->flags &= ~LED_BLINK_ONESHOT_STOP;
 

drivers/md/raid10.c

@@ -2704,6 +2704,11 @@ static void handle_write_completed(struct r10conf *conf, struct r10bio *r10_bio)
 			list_add(&r10_bio->retry_list, &conf->bio_end_io_list);
 			conf->nr_queued++;
 			spin_unlock_irq(&conf->device_lock);
+			/*
+			 * In case freeze_array() is waiting for condition
+			 * nr_pending == nr_queued + extra to be true.
+			 */
+			wake_up(&conf->wait_barrier);
 			md_wakeup_thread(conf->mddev->thread);
 		} else {
 			if (test_bit(R10BIO_WriteError,
@@ -4084,6 +4089,7 @@ static int raid10_start_reshape(struct mddev *mddev)
 				diff = 0;
 			if (first || diff < min_offset_diff)
 				min_offset_diff = diff;
+			first = 0;
 		}
 	}
 

drivers/media/dvb-core/dvb_ca_en50221.c

@@ -779,6 +779,29 @@ static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot, u8 * b
 		goto exit;
 	}
 
+	/*
+	 * It may need some time for the CAM to settle down, or there might
+	 * be a race condition between the CAM, writing HC and our last
+	 * check for DA. This happens, if the CAM asserts DA, just after
+	 * checking DA before we are setting HC. In this case it might be
+	 * a bug in the CAM to keep the FR bit, the lower layer/HW
+	 * communication requires a longer timeout or the CAM needs more
+	 * time internally. But this happens in reality!
+	 * We need to read the status from the HW again and do the same
+	 * we did for the previous check for DA
+	 */
+	status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_STATUS);
+	if (status < 0)
+		goto exit;
+
+	if (status & (STATUSREG_DA | STATUSREG_RE)) {
+		if (status & STATUSREG_DA)
+			dvb_ca_en50221_thread_wakeup(ca);
+
+		status = -EAGAIN;
+		goto exit;
+	}
+
 	/* send the amount of data */
 	if ((status = ca->pub->write_cam_control(ca->pub, slot, CTRLIF_SIZE_HIGH, bytes_write >> 8)) != 0)
 		goto exit;

drivers/media/dvb-frontends/si2168.c

@@ -14,6 +14,8 @@
  *    GNU General Public License for more details.
  */
 
+#include <linux/delay.h>
+
 #include "si2168_priv.h"
 
 static const struct dvb_frontend_ops si2168_ops;
@@ -378,6 +380,7 @@ static int si2168_init(struct dvb_frontend *fe)
 		if (ret)
 			goto err;
 
+		udelay(100);
 		memcpy(cmd.args, "\x85", 1);
 		cmd.wlen = 1;
 		cmd.rlen = 1;

drivers/media/pci/bt8xx/bt878.c

@@ -422,8 +422,7 @@ static int bt878_probe(struct pci_dev *dev, const struct pci_device_id *pci_id)
 	       bt878_num);
 	if (bt878_num >= BT878_MAX) {
 		printk(KERN_ERR "bt878: Too many devices inserted\n");
-		result = -ENOMEM;
-		goto fail0;
+		return -ENOMEM;
 	}
 	if (pci_enable_device(dev))
 		return -EIO;

drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c

@@ -83,7 +83,7 @@ static void c8sectpfe_timer_interrupt(unsigned long ac8sectpfei)
 static void channel_swdemux_tsklet(unsigned long data)
 {
 	struct channel_info *channel = (struct channel_info *)data;
-	struct c8sectpfei *fei = channel->fei;
+	struct c8sectpfei *fei;
 	unsigned long wp, rp;
 	int pos, num_packets, n, size;
 	u8 *buf;
@@ -91,6 +91,8 @@ static void channel_swdemux_tsklet(unsigned long data)
 	if (unlikely(!channel || !channel->irec))
 		return;
 
+	fei = channel->fei;
+
 	wp = readl(channel->irec + DMA_PRDS_BUSWP_TP(0));
 	rp = readl(channel->irec + DMA_PRDS_BUSRP_TP(0));
 

drivers/mfd/palmas.c

@@ -430,6 +430,20 @@ static void palmas_power_off(void)
 {
 	unsigned int addr;
 	int ret, slave;
+	struct device_node *np = palmas_dev->dev->of_node;
+
+	if (of_property_read_bool(np, "ti,palmas-override-powerhold")) {
+		addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
+					  PALMAS_PRIMARY_SECONDARY_PAD2);
+		slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);
+
+		ret = regmap_update_bits(palmas_dev->regmap[slave], addr,
+				PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_7_MASK, 0);
+		if (ret)
+			dev_err(palmas_dev->dev,
+				"Unable to write PRIMARY_SECONDARY_PAD2 %d\n",
+				ret);
+	}
 
 	if (!palmas_dev)
 		return;

drivers/mmc/core/core.c

@@ -2996,6 +2996,14 @@ static int mmc_pm_notify(struct notifier_block *notify_block,
 		if (!err)
 			break;
 
+		if (!mmc_card_is_removable(host)) {
+			dev_warn(mmc_dev(host),
+				 "pre_suspend failed for non-removable host: "
+				 "%d\n", err);
+			/* Avoid removing non-removable hosts */
+			break;
+		}
+
 		/* Calling bus_ops->remove() with a claimed host can deadlock */
 		host->bus_ops->remove(host);
 		mmc_claim_host(host);

drivers/mmc/host/omap_hsmmc.c

@@ -1762,8 +1762,8 @@ static int omap_hsmmc_configure_wake_irq(struct omap_hsmmc_host *host)
 	 */
 	if (host->pdata->controller_flags & OMAP_HSMMC_SWAKEUP_MISSING) {
 		struct pinctrl *p = devm_pinctrl_get(host->dev);
-		if (!p) {
-			ret = -ENODEV;
+		if (IS_ERR(p)) {
+			ret = PTR_ERR(p);
 			goto err_free_irq;
 		}
 		if (IS_ERR(pinctrl_lookup_state(p, PINCTRL_STATE_DEFAULT))) {

drivers/mmc/host/sdhci-of-esdhc.c

@@ -432,6 +432,20 @@ static void esdhc_of_set_clock(struct sdhci_host *host, unsigned int clock)
 	if (esdhc->vendor_ver < VENDOR_V_23)
 		pre_div = 2;
 
+	/*
+	 * Limit SD clock to 167MHz for ls1046a according to its datasheet
+	 */
+	if (clock > 167000000 &&
+	    of_find_compatible_node(NULL, NULL, "fsl,ls1046a-esdhc"))
+		clock = 167000000;
+
+	/*
+	 * Limit SD clock to 125MHz for ls1012a according to its datasheet
+	 */
+	if (clock > 125000000 &&
+	    of_find_compatible_node(NULL, NULL, "fsl,ls1012a-esdhc"))
+		clock = 125000000;
+
 	/* Workaround to reduce the clock frequency for p1010 esdhc */
 	if (of_find_compatible_node(NULL, NULL, "fsl,p1010-esdhc")) {
 		if (clock > 20000000)

drivers/net/bonding/bond_main.c

@@ -2067,6 +2067,7 @@ static int bond_miimon_inspect(struct bonding *bond)
 					    (bond->params.downdelay - slave->delay) *
 					    bond->params.miimon,
 					    slave->dev->name);
+				commit++;
 				continue;
 			}
 
@@ -2104,7 +2105,7 @@ static int bond_miimon_inspect(struct bonding *bond)
 					    (bond->params.updelay - slave->delay) *
 					    bond->params.miimon,
 					    slave->dev->name);
-
+				commit++;
 				continue;
 			}
 

drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c

@@ -2026,6 +2026,7 @@ static void bnx2x_set_rx_buf_size(struct bnx2x *bp)
 				  ETH_OVREHEAD +
 				  mtu +
 				  BNX2X_FW_RX_ALIGN_END;
+		fp->rx_buf_size = SKB_DATA_ALIGN(fp->rx_buf_size);
 		/* Note : rx_buf_size doesn't take into account NET_SKB_PAD */
 		if (fp->rx_buf_size + NET_SKB_PAD <= PAGE_SIZE)
 			fp->rx_frag_size = fp->rx_buf_size + NET_SKB_PAD;

drivers/net/ethernet/freescale/ucc_geth.c

@@ -2594,11 +2594,10 @@ static int ucc_geth_startup(struct ucc_geth_private *ugeth)
 		} else if (ugeth->ug_info->uf_info.bd_mem_part ==
 			   MEM_PART_MURAM) {
 			out_be32(&ugeth->p_send_q_mem_reg->sqqd[i].bd_ring_base,
-				 (u32) immrbar_virt_to_phys(ugeth->
-							    p_tx_bd_ring[i]));
+				 (u32)qe_muram_dma(ugeth->p_tx_bd_ring[i]));
 			out_be32(&ugeth->p_send_q_mem_reg->sqqd[i].
 				 last_bd_completed_address,
-				 (u32) immrbar_virt_to_phys(endOfRing));
+				 (u32)qe_muram_dma(endOfRing));
 		}
 	}
 
@@ -2844,8 +2843,7 @@ static int ucc_geth_startup(struct ucc_geth_private *ugeth)
 		} else if (ugeth->ug_info->uf_info.bd_mem_part ==
 			   MEM_PART_MURAM) {
 			out_be32(&ugeth->p_rx_bd_qs_tbl[i].externalbdbaseptr,
-				 (u32) immrbar_virt_to_phys(ugeth->
-							    p_rx_bd_ring[i]));
+				 (u32)qe_muram_dma(ugeth->p_rx_bd_ring[i]));
 		}
 		/* rest of fields handled by QE */
 	}

drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c

@@ -671,7 +671,7 @@ static void hns_gmac_get_strings(u32 stringset, u8 *data)
 
 static int hns_gmac_get_sset_count(int stringset)
 {
-	if (stringset == ETH_SS_STATS)
+	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
 		return ARRAY_SIZE(g_gmac_stats_string);
 
 	return 0;

drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c

@@ -422,7 +422,7 @@ void hns_ppe_update_stats(struct hns_ppe_cb *ppe_cb)
 
 int hns_ppe_get_sset_count(int stringset)
 {
-	if (stringset == ETH_SS_STATS)
+	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
 		return ETH_PPE_STATIC_NUM;
 	return 0;
 }

drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c

@@ -798,7 +798,7 @@ void hns_rcb_get_stats(struct hnae_queue *queue, u64 *data)
  */
 int hns_rcb_get_ring_sset_count(int stringset)
 {
-	if (stringset == ETH_SS_STATS)
+	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
 		return HNS_RING_STATIC_REG_NUM;
 
 	return 0;

drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c

@@ -776,7 +776,7 @@ static void hns_xgmac_get_strings(u32 stringset, u8 *data)
  */
 static int hns_xgmac_get_sset_count(int stringset)
 {
-	if (stringset == ETH_SS_STATS)
+	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
 		return ARRAY_SIZE(g_xgmac_stats_string);
 
 	return 0;

drivers/net/ethernet/ibm/ibmvnic.c

@@ -511,6 +511,23 @@ alloc_napi_failed:
 	return -ENOMEM;
 }
 
+static void disable_sub_crqs(struct ibmvnic_adapter *adapter)
+{
+	int i;
+
+	if (adapter->tx_scrq) {
+		for (i = 0; i < adapter->req_tx_queues; i++)
+			if (adapter->tx_scrq[i])
+				disable_irq(adapter->tx_scrq[i]->irq);
+	}
+
+	if (adapter->rx_scrq) {
+		for (i = 0; i < adapter->req_rx_queues; i++)
+			if (adapter->rx_scrq[i])
+				disable_irq(adapter->rx_scrq[i]->irq);
+	}
+}
+
 static int ibmvnic_close(struct net_device *netdev)
 {
 	struct ibmvnic_adapter *adapter = netdev_priv(netdev);
@@ -519,6 +536,7 @@ static int ibmvnic_close(struct net_device *netdev)
 	int i;
 
 	adapter->closing = true;
+	disable_sub_crqs(adapter);
 
 	for (i = 0; i < adapter->req_rx_queues; i++)
 		napi_disable(&adapter->napi[i]);

drivers/net/ethernet/intel/e1000e/netdev.c

@@ -3528,6 +3528,12 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca)
 
 	switch (hw->mac.type) {
 	case e1000_pch2lan:
+		/* Stable 96MHz frequency */
+		incperiod = INCPERIOD_96MHz;
+		incvalue = INCVALUE_96MHz;
+		shift = INCVALUE_SHIFT_96MHz;
+		adapter->cc.shift = shift + INCPERIOD_SHIFT_96MHz;
+		break;
 	case e1000_pch_lpt:
 		if (er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_SYSCFI) {
 			/* Stable 96MHz frequency */

drivers/net/ethernet/intel/ixgbevf/ethtool.c

@@ -80,7 +80,7 @@ static struct ixgbe_stats ixgbevf_gstrings_stats[] = {
 #define IXGBEVF_QUEUE_STATS_LEN ( \
 	(((struct ixgbevf_adapter *)netdev_priv(netdev))->num_tx_queues + \
 	 ((struct ixgbevf_adapter *)netdev_priv(netdev))->num_rx_queues) * \
-	 (sizeof(struct ixgbe_stats) / sizeof(u64)))
+	 (sizeof(struct ixgbevf_stats) / sizeof(u64)))
 #define IXGBEVF_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbevf_gstrings_stats)
 
 #define IXGBEVF_STATS_LEN (IXGBEVF_GLOBAL_STATS_LEN + IXGBEVF_QUEUE_STATS_LEN)

drivers/net/ethernet/qlogic/qed/qed_vf.c

@@ -204,7 +204,7 @@ static int qed_vf_pf_acquire(struct qed_hwfn *p_hwfn)
 		/* send acquire request */
 		rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
 		if (rc)
-			return rc;
+			goto exit;
 
 		/* copy acquire response from buffer to p_hwfn */
 		memcpy(&p_iov->acquire_resp, resp, sizeof(p_iov->acquire_resp));

drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c

@@ -128,6 +128,8 @@ static int qlcnic_sriov_virtid_fn(struct qlcnic_adapter *adapter, int vf_id)
 		return 0;
 
 	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_SRIOV);
+	if (!pos)
+		return 0;
 	pci_read_config_word(dev, pos + PCI_SRIOV_VF_OFFSET, &offset);
 	pci_read_config_word(dev, pos + PCI_SRIOV_VF_STRIDE, &stride);
 

drivers/net/hyperv/netvsc.c

@@ -151,6 +151,13 @@ static void netvsc_destroy_buf(struct hv_device *device)
 				       sizeof(struct nvsp_message),
 				       (unsigned long)revoke_packet,
 				       VM_PKT_DATA_INBAND, 0);
+		/* If the failure is because the channel is rescinded;
+		 * ignore the failure since we cannot send on a rescinded
+		 * channel. This would allow us to properly cleanup
+		 * even when the channel is rescinded.
+		 */
+		if (device->channel->rescind)
+			ret = 0;
 		/*
 		 * If we failed here, we might as well return and
 		 * have a leak rather than continue and a bugchk
@@ -211,6 +218,15 @@ static void netvsc_destroy_buf(struct hv_device *device)
 				       sizeof(struct nvsp_message),
 				       (unsigned long)revoke_packet,
 				       VM_PKT_DATA_INBAND, 0);
+
+		/* If the failure is because the channel is rescinded;
+		 * ignore the failure since we cannot send on a rescinded
+		 * channel. This would allow us to properly cleanup
+		 * even when the channel is rescinded.
+		 */
+		if (device->channel->rescind)
+			ret = 0;
+
 		/* If we failed here, we might as well return and
 		 * have a leak rather than continue and a bugchk
 		 */

drivers/net/usb/qmi_wwan.c

@@ -531,7 +531,7 @@ err:
 
 static const struct driver_info	qmi_wwan_info = {
 	.description	= "WWAN/QMI device",
-	.flags		= FLAG_WWAN,
+	.flags		= FLAG_WWAN | FLAG_SEND_ZLP,
 	.bind		= qmi_wwan_bind,
 	.unbind		= qmi_wwan_unbind,
 	.manage_power	= qmi_wwan_manage_power,
@@ -540,7 +540,7 @@ static const struct driver_info	qmi_wwan_info = {
 
 static const struct driver_info	qmi_wwan_info_quirk_dtr = {
 	.description	= "WWAN/QMI device",
-	.flags		= FLAG_WWAN,
+	.flags		= FLAG_WWAN | FLAG_SEND_ZLP,
 	.bind		= qmi_wwan_bind,
 	.unbind		= qmi_wwan_unbind,
 	.manage_power	= qmi_wwan_manage_power,

drivers/net/vxlan.c

@@ -2816,17 +2816,21 @@ static int __vxlan_sock_add(struct vxlan_dev *vxlan, bool ipv6)
 
 static int vxlan_sock_add(struct vxlan_dev *vxlan)
 {
-	bool ipv6 = vxlan->flags & VXLAN_F_IPV6;
 	bool metadata = vxlan->flags & VXLAN_F_COLLECT_METADATA;
+	bool ipv6 = vxlan->flags & VXLAN_F_IPV6 || metadata;
+	bool ipv4 = !ipv6 || metadata;
 	int ret = 0;
 
 	RCU_INIT_POINTER(vxlan->vn4_sock, NULL);
 #if IS_ENABLED(CONFIG_IPV6)
 	RCU_INIT_POINTER(vxlan->vn6_sock, NULL);
-	if (ipv6 || metadata)
+	if (ipv6) {
 		ret = __vxlan_sock_add(vxlan, true);
+		if (ret < 0 && ret != -EAFNOSUPPORT)
+			ipv4 = false;
+	}
 #endif
-	if (!ret && (!ipv6 || metadata))
+	if (ipv4)
 		ret = __vxlan_sock_add(vxlan, false);
 	if (ret < 0)
 		vxlan_sock_release(vxlan);

drivers/net/wan/pc300too.c

@@ -347,6 +347,7 @@ static int pc300_pci_init_one(struct pci_dev *pdev,
 	    card->rambase == NULL) {
 		pr_err("ioremap() failed\n");
 		pc300_pci_remove_one(pdev);
+		return -ENOMEM;
 	}
 
 	/* PLX PCI 9050 workaround for local configuration register read bug */