[gentoo-commits] proj/linux-patches:4.9 commit in: /

["Mike Pagano" <mpagano@gentoo.org>]

commit:     c1863992c22d9bfe88853a78690636b47cacf954
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Tue Jul 17 10:25:37 2018 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Tue Jul 17 10:25:37 2018 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=c1863992

Linux patch 4.9.113

 0000_README              |   4 +
 1112_linux-4.9.113.patch | 991 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 995 insertions(+)

diff --git a/0000_README b/0000_README
index f268044..9efde71 100644
--- a/0000_README
+++ b/0000_README
@@ -491,6 +491,10 @@ Patch:  1111_linux-4.9.112.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.9.112
 
+Patch:  1112_linux-4.9.113.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.9.113
+
 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/1112_linux-4.9.113.patch b/1112_linux-4.9.113.patch
new file mode 100644
index 0000000..cbe1924
--- /dev/null
+++ b/1112_linux-4.9.113.patch
@@ -0,0 +1,991 @@
+diff --git a/Makefile b/Makefile
+index c4544293db10..3884afb2850f 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 9
+-SUBLEVEL = 112
++SUBLEVEL = 113
+ EXTRAVERSION =
+ NAME = Roaring Lionus
+ 
+diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
+index ebb575c4231b..cb1e9c184b5a 100644
+--- a/arch/mips/kernel/process.c
++++ b/arch/mips/kernel/process.c
+@@ -641,8 +641,8 @@ static void arch_dump_stack(void *info)
+ 
+ 	if (regs)
+ 		show_regs(regs);
+-
+-	dump_stack();
++	else
++		dump_stack();
+ }
+ 
+ void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
+diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
+index bb1d9ff1be5c..8e0749665934 100644
+--- a/arch/mips/kernel/traps.c
++++ b/arch/mips/kernel/traps.c
+@@ -351,6 +351,7 @@ static void __show_regs(const struct pt_regs *regs)
+ void show_regs(struct pt_regs *regs)
+ {
+ 	__show_regs((struct pt_regs *)regs);
++	dump_stack();
+ }
+ 
+ void show_registers(struct pt_regs *regs)
+diff --git a/arch/mips/mm/ioremap.c b/arch/mips/mm/ioremap.c
+index 1f189627440f..0dbcd90b19b5 100644
+--- a/arch/mips/mm/ioremap.c
++++ b/arch/mips/mm/ioremap.c
+@@ -9,6 +9,7 @@
+ #include <linux/export.h>
+ #include <asm/addrspace.h>
+ #include <asm/byteorder.h>
++#include <linux/ioport.h>
+ #include <linux/sched.h>
+ #include <linux/slab.h>
+ #include <linux/vmalloc.h>
+@@ -97,6 +98,20 @@ static int remap_area_pages(unsigned long address, phys_addr_t phys_addr,
+ 	return error;
+ }
+ 
++static int __ioremap_check_ram(unsigned long start_pfn, unsigned long nr_pages,
++			       void *arg)
++{
++	unsigned long i;
++
++	for (i = 0; i < nr_pages; i++) {
++		if (pfn_valid(start_pfn + i) &&
++		    !PageReserved(pfn_to_page(start_pfn + i)))
++			return 1;
++	}
++
++	return 0;
++}
++
+ /*
+  * Generic mapping function (not visible outside):
+  */
+@@ -115,8 +130,8 @@ static int remap_area_pages(unsigned long address, phys_addr_t phys_addr,
+ 
+ void __iomem * __ioremap(phys_addr_t phys_addr, phys_addr_t size, unsigned long flags)
+ {
++	unsigned long offset, pfn, last_pfn;
+ 	struct vm_struct * area;
+-	unsigned long offset;
+ 	phys_addr_t last_addr;
+ 	void * addr;
+ 
+@@ -136,18 +151,16 @@ void __iomem * __ioremap(phys_addr_t phys_addr, phys_addr_t size, unsigned long
+ 		return (void __iomem *) CKSEG1ADDR(phys_addr);
+ 
+ 	/*
+-	 * Don't allow anybody to remap normal RAM that we're using..
++	 * Don't allow anybody to remap RAM that may be allocated by the page
++	 * allocator, since that could lead to races & data clobbering.
+ 	 */
+-	if (phys_addr < virt_to_phys(high_memory)) {
+-		char *t_addr, *t_end;
+-		struct page *page;
+-
+-		t_addr = __va(phys_addr);
+-		t_end = t_addr + (size - 1);
+-
+-		for(page = virt_to_page(t_addr); page <= virt_to_page(t_end); page++)
+-			if(!PageReserved(page))
+-				return NULL;
++	pfn = PFN_DOWN(phys_addr);
++	last_pfn = PFN_DOWN(last_addr);
++	if (walk_system_ram_range(pfn, last_pfn - pfn + 1, NULL,
++				  __ioremap_check_ram) == 1) {
++		WARN_ONCE(1, "ioremap on RAM at %pa - %pa\n",
++			  &phys_addr, &last_addr);
++		return NULL;
+ 	}
+ 
+ 	/*
+diff --git a/arch/x86/kernel/uprobes.c b/arch/x86/kernel/uprobes.c
+index 495c776de4b4..e78a6b1db74b 100644
+--- a/arch/x86/kernel/uprobes.c
++++ b/arch/x86/kernel/uprobes.c
+@@ -290,7 +290,7 @@ static int uprobe_init_insn(struct arch_uprobe *auprobe, struct insn *insn, bool
+ 	insn_init(insn, auprobe->insn, sizeof(auprobe->insn), x86_64);
+ 	/* has the side-effect of processing the entire instruction */
+ 	insn_get_length(insn);
+-	if (WARN_ON_ONCE(!insn_complete(insn)))
++	if (!insn_complete(insn))
+ 		return -ENOEXEC;
+ 
+ 	if (is_prefix_bad(insn))
+diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
+index 4d4b5f607b81..faa91f8a17a5 100644
+--- a/drivers/ata/ahci.c
++++ b/drivers/ata/ahci.c
+@@ -1260,6 +1260,59 @@ static bool ahci_broken_suspend(struct pci_dev *pdev)
+ 	return strcmp(buf, dmi->driver_data) < 0;
+ }
+ 
++static bool ahci_broken_lpm(struct pci_dev *pdev)
++{
++	static const struct dmi_system_id sysids[] = {
++		/* Various Lenovo 50 series have LPM issues with older BIOSen */
++		{
++			.matches = {
++				DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
++				DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X250"),
++			},
++			.driver_data = "20180406", /* 1.31 */
++		},
++		{
++			.matches = {
++				DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
++				DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L450"),
++			},
++			.driver_data = "20180420", /* 1.28 */
++		},
++		{
++			.matches = {
++				DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
++				DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T450s"),
++			},
++			.driver_data = "20180315", /* 1.33 */
++		},
++		{
++			.matches = {
++				DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
++				DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad W541"),
++			},
++			/*
++			 * Note date based on release notes, 2.35 has been
++			 * reported to be good, but I've been unable to get
++			 * a hold of the reporter to get the DMI BIOS date.
++			 * TODO: fix this.
++			 */
++			.driver_data = "20180310", /* 2.35 */
++		},
++		{ }	/* terminate list */
++	};
++	const struct dmi_system_id *dmi = dmi_first_match(sysids);
++	int year, month, date;
++	char buf[9];
++
++	if (!dmi)
++		return false;
++
++	dmi_get_date(DMI_BIOS_DATE, &year, &month, &date);
++	snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date);
++
++	return strcmp(buf, dmi->driver_data) < 0;
++}
++
+ static bool ahci_broken_online(struct pci_dev *pdev)
+ {
+ #define ENCODE_BUSDEVFN(bus, slot, func)			\
+@@ -1626,6 +1679,12 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
+ 			"quirky BIOS, skipping spindown on poweroff\n");
+ 	}
+ 
++	if (ahci_broken_lpm(pdev)) {
++		pi.flags |= ATA_FLAG_NO_LPM;
++		dev_warn(&pdev->dev,
++			 "BIOS update required for Link Power Management support\n");
++	}
++
+ 	if (ahci_broken_suspend(pdev)) {
+ 		hpriv->flags |= AHCI_HFLAG_NO_SUSPEND;
+ 		dev_warn(&pdev->dev,
+diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
+index 82c59a143a14..73d636d35961 100644
+--- a/drivers/ata/libata-core.c
++++ b/drivers/ata/libata-core.c
+@@ -2385,6 +2385,9 @@ int ata_dev_configure(struct ata_device *dev)
+ 	    (id[ATA_ID_SATA_CAPABILITY] & 0xe) == 0x2)
+ 		dev->horkage |= ATA_HORKAGE_NOLPM;
+ 
++	if (ap->flags & ATA_FLAG_NO_LPM)
++		dev->horkage |= ATA_HORKAGE_NOLPM;
++
+ 	if (dev->horkage & ATA_HORKAGE_NOLPM) {
+ 		ata_dev_warn(dev, "LPM support broken, forcing max_power\n");
+ 		dev->link->ap->target_lpm_policy = ATA_LPM_MAX_POWER;
+diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
+index fb2c00fce8f9..a3d60ccafd9a 100644
+--- a/drivers/ata/libata-scsi.c
++++ b/drivers/ata/libata-scsi.c
+@@ -3772,10 +3772,20 @@ static unsigned int ata_scsi_zbc_out_xlat(struct ata_queued_cmd *qc)
+ 		 */
+ 		goto invalid_param_len;
+ 	}
+-	if (block > dev->n_sectors)
+-		goto out_of_range;
+ 
+ 	all = cdb[14] & 0x1;
++	if (all) {
++		/*
++		 * Ignore the block address (zone ID) as defined by ZBC.
++		 */
++		block = 0;
++	} else if (block >= dev->n_sectors) {
++		/*
++		 * Block must be a valid zone ID (a zone start LBA).
++		 */
++		fp = 2;
++		goto invalid_fld;
++	}
+ 
+ 	if (ata_ncq_enabled(qc->dev) &&
+ 	    ata_fpdma_zac_mgmt_out_supported(qc->dev)) {
+@@ -3804,10 +3814,6 @@ static unsigned int ata_scsi_zbc_out_xlat(struct ata_queued_cmd *qc)
+  invalid_fld:
+ 	ata_scsi_set_invalid_field(qc->dev, scmd, fp, 0xff);
+ 	return 1;
+- out_of_range:
+-	/* "Logical Block Address out of range" */
+-	ata_scsi_set_sense(qc->dev, scmd, ILLEGAL_REQUEST, 0x21, 0x00);
+-	return 1;
+ invalid_param_len:
+ 	/* "Parameter list length error" */
+ 	ata_scsi_set_sense(qc->dev, scmd, ILLEGAL_REQUEST, 0x1a, 0x0);
+diff --git a/drivers/block/loop.c b/drivers/block/loop.c
+index ff1c4d7aa025..9f840d9fdfcb 100644
+--- a/drivers/block/loop.c
++++ b/drivers/block/loop.c
+@@ -640,6 +640,36 @@ static void loop_reread_partitions(struct loop_device *lo,
+ 			__func__, lo->lo_number, lo->lo_file_name, rc);
+ }
+ 
++static inline int is_loop_device(struct file *file)
++{
++	struct inode *i = file->f_mapping->host;
++
++	return i && S_ISBLK(i->i_mode) && MAJOR(i->i_rdev) == LOOP_MAJOR;
++}
++
++static int loop_validate_file(struct file *file, struct block_device *bdev)
++{
++	struct inode	*inode = file->f_mapping->host;
++	struct file	*f = file;
++
++	/* Avoid recursion */
++	while (is_loop_device(f)) {
++		struct loop_device *l;
++
++		if (f->f_mapping->host->i_bdev == bdev)
++			return -EBADF;
++
++		l = f->f_mapping->host->i_bdev->bd_disk->private_data;
++		if (l->lo_state == Lo_unbound) {
++			return -EINVAL;
++		}
++		f = l->lo_backing_file;
++	}
++	if (!S_ISREG(inode->i_mode) && !S_ISBLK(inode->i_mode))
++		return -EINVAL;
++	return 0;
++}
++
+ /*
+  * loop_change_fd switched the backing store of a loopback device to
+  * a new file. This is useful for operating system installers to free up
+@@ -669,14 +699,15 @@ static int loop_change_fd(struct loop_device *lo, struct block_device *bdev,
+ 	if (!file)
+ 		goto out;
+ 
++	error = loop_validate_file(file, bdev);
++	if (error)
++		goto out_putf;
++
+ 	inode = file->f_mapping->host;
+ 	old_file = lo->lo_backing_file;
+ 
+ 	error = -EINVAL;
+ 
+-	if (!S_ISREG(inode->i_mode) && !S_ISBLK(inode->i_mode))
+-		goto out_putf;
+-
+ 	/* size of the new backing store needs to be the same */
+ 	if (get_loop_size(lo, file) != get_loop_size(lo, old_file))
+ 		goto out_putf;
+@@ -697,13 +728,6 @@ static int loop_change_fd(struct loop_device *lo, struct block_device *bdev,
+ 	return error;
+ }
+ 
+-static inline int is_loop_device(struct file *file)
+-{
+-	struct inode *i = file->f_mapping->host;
+-
+-	return i && S_ISBLK(i->i_mode) && MAJOR(i->i_rdev) == LOOP_MAJOR;
+-}
+-
+ /* loop sysfs attributes */
+ 
+ static ssize_t loop_attr_show(struct device *dev, char *page,
+@@ -800,16 +824,17 @@ static struct attribute_group loop_attribute_group = {
+ 	.attrs= loop_attrs,
+ };
+ 
+-static int loop_sysfs_init(struct loop_device *lo)
++static void loop_sysfs_init(struct loop_device *lo)
+ {
+-	return sysfs_create_group(&disk_to_dev(lo->lo_disk)->kobj,
+-				  &loop_attribute_group);
++	lo->sysfs_inited = !sysfs_create_group(&disk_to_dev(lo->lo_disk)->kobj,
++						&loop_attribute_group);
+ }
+ 
+ static void loop_sysfs_exit(struct loop_device *lo)
+ {
+-	sysfs_remove_group(&disk_to_dev(lo->lo_disk)->kobj,
+-			   &loop_attribute_group);
++	if (lo->sysfs_inited)
++		sysfs_remove_group(&disk_to_dev(lo->lo_disk)->kobj,
++				   &loop_attribute_group);
+ }
+ 
+ static void loop_config_discard(struct loop_device *lo)
+@@ -861,7 +886,7 @@ static int loop_prepare_queue(struct loop_device *lo)
+ static int loop_set_fd(struct loop_device *lo, fmode_t mode,
+ 		       struct block_device *bdev, unsigned int arg)
+ {
+-	struct file	*file, *f;
++	struct file	*file;
+ 	struct inode	*inode;
+ 	struct address_space *mapping;
+ 	unsigned lo_blocksize;
+@@ -881,29 +906,13 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode,
+ 	if (lo->lo_state != Lo_unbound)
+ 		goto out_putf;
+ 
+-	/* Avoid recursion */
+-	f = file;
+-	while (is_loop_device(f)) {
+-		struct loop_device *l;
+-
+-		if (f->f_mapping->host->i_bdev == bdev)
+-			goto out_putf;
+-
+-		l = f->f_mapping->host->i_bdev->bd_disk->private_data;
+-		if (l->lo_state == Lo_unbound) {
+-			error = -EINVAL;
+-			goto out_putf;
+-		}
+-		f = l->lo_backing_file;
+-	}
++	error = loop_validate_file(file, bdev);
++	if (error)
++		goto out_putf;
+ 
+ 	mapping = file->f_mapping;
+ 	inode = mapping->host;
+ 
+-	error = -EINVAL;
+-	if (!S_ISREG(inode->i_mode) && !S_ISBLK(inode->i_mode))
+-		goto out_putf;
+-
+ 	if (!(file->f_mode & FMODE_WRITE) || !(mode & FMODE_WRITE) ||
+ 	    !file->f_op->write_iter)
+ 		lo_flags |= LO_FLAGS_READ_ONLY;
+diff --git a/drivers/block/loop.h b/drivers/block/loop.h
+index fb2237c73e61..60f0fd2c0c65 100644
+--- a/drivers/block/loop.h
++++ b/drivers/block/loop.h
+@@ -59,6 +59,7 @@ struct loop_device {
+ 	struct kthread_worker	worker;
+ 	struct task_struct	*worker_task;
+ 	bool			use_dio;
++	bool			sysfs_inited;
+ 
+ 	struct request_queue	*lo_queue;
+ 	struct blk_mq_tag_set	tag_set;
+diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
+index 9347b37a1303..019ee9181f2b 100644
+--- a/drivers/hid/hid-ids.h
++++ b/drivers/hid/hid-ids.h
+@@ -549,6 +549,9 @@
+ #define USB_VENDOR_ID_IRTOUCHSYSTEMS	0x6615
+ #define USB_DEVICE_ID_IRTOUCH_INFRARED_USB	0x0070
+ 
++#define USB_VENDOR_ID_INNOMEDIA			0x1292
++#define USB_DEVICE_ID_INNEX_GENESIS_ATARI	0x4745
++
+ #define USB_VENDOR_ID_ITE               0x048d
+ #define USB_DEVICE_ID_ITE_LENOVO_YOGA   0x8386
+ #define USB_DEVICE_ID_ITE_LENOVO_YOGA2  0x8350
+diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
+index 1916f80a692d..617ae294a318 100644
+--- a/drivers/hid/usbhid/hid-quirks.c
++++ b/drivers/hid/usbhid/hid-quirks.c
+@@ -170,6 +170,7 @@ static const struct hid_blacklist {
+ 	{ USB_VENDOR_ID_MULTIPLE_1781, USB_DEVICE_ID_RAPHNET_4NES4SNES_OLD, HID_QUIRK_MULTI_INPUT },
+ 	{ USB_VENDOR_ID_DRACAL_RAPHNET, USB_DEVICE_ID_RAPHNET_2NES2SNES, HID_QUIRK_MULTI_INPUT },
+ 	{ USB_VENDOR_ID_DRACAL_RAPHNET, USB_DEVICE_ID_RAPHNET_4NES4SNES, HID_QUIRK_MULTI_INPUT },
++	{ USB_VENDOR_ID_INNOMEDIA, USB_DEVICE_ID_INNEX_GENESIS_ATARI, HID_QUIRK_MULTI_INPUT },
+ 
+ 	{ 0, 0 }
+ };
+diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
+index 4af9bbae20df..586e557e113a 100644
+--- a/drivers/i2c/busses/i2c-tegra.c
++++ b/drivers/i2c/busses/i2c-tegra.c
+@@ -547,6 +547,14 @@ static int tegra_i2c_disable_packet_mode(struct tegra_i2c_dev *i2c_dev)
+ {
+ 	u32 cnfg;
+ 
++	/*
++	 * NACK interrupt is generated before the I2C controller generates
++	 * the STOP condition on the bus. So wait for 2 clock periods
++	 * before disabling the controller so that the STOP condition has
++	 * been delivered properly.
++	 */
++	udelay(DIV_ROUND_UP(2 * 1000000, i2c_dev->bus_clk_rate));
++
+ 	cnfg = i2c_readl(i2c_dev, I2C_CNFG);
+ 	if (cnfg & I2C_CNFG_PACKET_MODE_EN)
+ 		i2c_writel(i2c_dev, cnfg & ~I2C_CNFG_PACKET_MODE_EN, I2C_CNFG);
+@@ -708,15 +716,6 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
+ 	if (likely(i2c_dev->msg_err == I2C_ERR_NONE))
+ 		return 0;
+ 
+-	/*
+-	 * NACK interrupt is generated before the I2C controller generates
+-	 * the STOP condition on the bus. So wait for 2 clock periods
+-	 * before resetting the controller so that the STOP condition has
+-	 * been delivered properly.
+-	 */
+-	if (i2c_dev->msg_err == I2C_ERR_NO_ACK)
+-		udelay(DIV_ROUND_UP(2 * 1000000, i2c_dev->bus_clk_rate));
+-
+ 	tegra_i2c_init(i2c_dev);
+ 	if (i2c_dev->msg_err == I2C_ERR_NO_ACK) {
+ 		if (msg->flags & I2C_M_IGNORE_NAK)
+diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig
+index fb3fb89640e5..5d5368a3c819 100644
+--- a/drivers/infiniband/Kconfig
++++ b/drivers/infiniband/Kconfig
+@@ -34,6 +34,18 @@ config INFINIBAND_USER_ACCESS
+ 	  libibverbs, libibcm and a hardware driver library from
+ 	  <http://www.openfabrics.org/git/>.
+ 
++config INFINIBAND_USER_ACCESS_UCM
++	bool "Userspace CM (UCM, DEPRECATED)"
++	depends on BROKEN
++	depends on INFINIBAND_USER_ACCESS
++	help
++	  The UCM module has known security flaws, which no one is
++	  interested to fix. The user-space part of this code was
++	  dropped from the upstream a long time ago.
++
++	  This option is DEPRECATED and planned to be removed.
++
++
+ config INFINIBAND_USER_MEM
+ 	bool
+ 	depends on INFINIBAND_USER_ACCESS != n
+diff --git a/drivers/infiniband/core/Makefile b/drivers/infiniband/core/Makefile
+index edaae9f9853c..33dc00c721b9 100644
+--- a/drivers/infiniband/core/Makefile
++++ b/drivers/infiniband/core/Makefile
+@@ -4,8 +4,8 @@ user_access-$(CONFIG_INFINIBAND_ADDR_TRANS)	:= rdma_ucm.o
+ obj-$(CONFIG_INFINIBAND) +=		ib_core.o ib_cm.o iw_cm.o \
+ 					$(infiniband-y)
+ obj-$(CONFIG_INFINIBAND_USER_MAD) +=	ib_umad.o
+-obj-$(CONFIG_INFINIBAND_USER_ACCESS) +=	ib_uverbs.o ib_ucm.o \
+-					$(user_access-y)
++obj-$(CONFIG_INFINIBAND_USER_ACCESS) += ib_uverbs.o $(user_access-y)
++obj-$(CONFIG_INFINIBAND_USER_ACCESS_UCM) += ib_ucm.o $(user_access-y)
+ 
+ ib_core-y :=			packer.o ud_header.o verbs.o cq.o rw.o sysfs.o \
+ 				device.o fmr_pool.o cache.o netlink.o \
+diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c
+index 410408f886c1..0c215353adb9 100644
+--- a/drivers/infiniband/hw/cxgb4/mem.c
++++ b/drivers/infiniband/hw/cxgb4/mem.c
+@@ -724,7 +724,7 @@ static int c4iw_set_page(struct ib_mr *ibmr, u64 addr)
+ {
+ 	struct c4iw_mr *mhp = to_c4iw_mr(ibmr);
+ 
+-	if (unlikely(mhp->mpl_len == mhp->max_mpl_len))
++	if (unlikely(mhp->mpl_len == mhp->attr.pbl_size))
+ 		return -ENOMEM;
+ 
+ 	mhp->mpl[mhp->mpl_len++] = addr;
+diff --git a/drivers/misc/ibmasm/ibmasmfs.c b/drivers/misc/ibmasm/ibmasmfs.c
+index 520f58439080..65ad7e5261bf 100644
+--- a/drivers/misc/ibmasm/ibmasmfs.c
++++ b/drivers/misc/ibmasm/ibmasmfs.c
+@@ -507,35 +507,14 @@ static int remote_settings_file_close(struct inode *inode, struct file *file)
+ static ssize_t remote_settings_file_read(struct file *file, char __user *buf, size_t count, loff_t *offset)
+ {
+ 	void __iomem *address = (void __iomem *)file->private_data;
+-	unsigned char *page;
+-	int retval;
+ 	int len = 0;
+ 	unsigned int value;
+-
+-	if (*offset < 0)
+-		return -EINVAL;
+-	if (count == 0 || count > 1024)
+-		return 0;
+-	if (*offset != 0)
+-		return 0;
+-
+-	page = (unsigned char *)__get_free_page(GFP_KERNEL);
+-	if (!page)
+-		return -ENOMEM;
++	char lbuf[20];
+ 
+ 	value = readl(address);
+-	len = sprintf(page, "%d\n", value);
+-
+-	if (copy_to_user(buf, page, len)) {
+-		retval = -EFAULT;
+-		goto exit;
+-	}
+-	*offset += len;
+-	retval = len;
++	len = snprintf(lbuf, sizeof(lbuf), "%d\n", value);
+ 
+-exit:
+-	free_page((unsigned long)page);
+-	return retval;
++	return simple_read_from_buffer(buf, count, offset, lbuf, len);
+ }
+ 
+ static ssize_t remote_settings_file_write(struct file *file, const char __user *ubuff, size_t count, loff_t *offset)
+diff --git a/drivers/misc/vmw_balloon.c b/drivers/misc/vmw_balloon.c
+index fe90b7e04427..5e047bfc0cc4 100644
+--- a/drivers/misc/vmw_balloon.c
++++ b/drivers/misc/vmw_balloon.c
+@@ -467,7 +467,7 @@ static int vmballoon_send_batched_lock(struct vmballoon *b,
+ 		unsigned int num_pages, bool is_2m_pages, unsigned int *target)
+ {
+ 	unsigned long status;
+-	unsigned long pfn = page_to_pfn(b->page);
++	unsigned long pfn = PHYS_PFN(virt_to_phys(b->batch_page));
+ 
+ 	STATS_INC(b->stats.lock[is_2m_pages]);
+ 
+@@ -515,7 +515,7 @@ static bool vmballoon_send_batched_unlock(struct vmballoon *b,
+ 		unsigned int num_pages, bool is_2m_pages, unsigned int *target)
+ {
+ 	unsigned long status;
+-	unsigned long pfn = page_to_pfn(b->page);
++	unsigned long pfn = PHYS_PFN(virt_to_phys(b->batch_page));
+ 
+ 	STATS_INC(b->stats.unlock[is_2m_pages]);
+ 
+diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
+index d382dbd44635..1a1501fde010 100644
+--- a/drivers/mmc/host/dw_mmc.c
++++ b/drivers/mmc/host/dw_mmc.c
+@@ -981,8 +981,8 @@ static void dw_mci_ctrl_thld(struct dw_mci *host, struct mmc_data *data)
+ 	 * It's used when HS400 mode is enabled.
+ 	 */
+ 	if (data->flags & MMC_DATA_WRITE &&
+-		!(host->timing != MMC_TIMING_MMC_HS400))
+-		return;
++		host->timing != MMC_TIMING_MMC_HS400)
++		goto disable;
+ 
+ 	if (data->flags & MMC_DATA_WRITE)
+ 		enable = SDMMC_CARD_WR_THR_EN;
+@@ -990,7 +990,8 @@ static void dw_mci_ctrl_thld(struct dw_mci *host, struct mmc_data *data)
+ 		enable = SDMMC_CARD_RD_THR_EN;
+ 
+ 	if (host->timing != MMC_TIMING_MMC_HS200 &&
+-	    host->timing != MMC_TIMING_UHS_SDR104)
++	    host->timing != MMC_TIMING_UHS_SDR104 &&
++	    host->timing != MMC_TIMING_MMC_HS400)
+ 		goto disable;
+ 
+ 	blksz_depth = blksz / (1 << host->data_shift);
+diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
+index c823e9346389..979c6ecc6446 100644
+--- a/drivers/nvme/host/core.c
++++ b/drivers/nvme/host/core.c
+@@ -2042,7 +2042,8 @@ void nvme_kill_queues(struct nvme_ctrl *ctrl)
+ 	mutex_lock(&ctrl->namespaces_mutex);
+ 
+ 	/* Forcibly start all queues to avoid having stuck requests */
+-	blk_mq_start_hw_queues(ctrl->admin_q);
++	if (ctrl->admin_q)
++		blk_mq_start_hw_queues(ctrl->admin_q);
+ 
+ 	list_for_each_entry(ns, &ctrl->namespaces, list) {
+ 		/*
+diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
+index a55d112583bd..fadf151ce830 100644
+--- a/drivers/nvme/host/pci.c
++++ b/drivers/nvme/host/pci.c
+@@ -1034,17 +1034,15 @@ static int nvme_cmb_qdepth(struct nvme_dev *dev, int nr_io_queues,
+ static int nvme_alloc_sq_cmds(struct nvme_dev *dev, struct nvme_queue *nvmeq,
+ 				int qid, int depth)
+ {
+-	if (qid && dev->cmb && use_cmb_sqes && NVME_CMB_SQS(dev->cmbsz)) {
+-		unsigned offset = (qid - 1) * roundup(SQ_SIZE(depth),
+-						      dev->ctrl.page_size);
+-		nvmeq->sq_dma_addr = dev->cmb_bus_addr + offset;
+-		nvmeq->sq_cmds_io = dev->cmb + offset;
+-	} else {
+-		nvmeq->sq_cmds = dma_alloc_coherent(dev->dev, SQ_SIZE(depth),
+-					&nvmeq->sq_dma_addr, GFP_KERNEL);
+-		if (!nvmeq->sq_cmds)
+-			return -ENOMEM;
+-	}
++
++	/* CMB SQEs will be mapped before creation */
++	if (qid && dev->cmb && use_cmb_sqes && NVME_CMB_SQS(dev->cmbsz))
++		return 0;
++
++	nvmeq->sq_cmds = dma_alloc_coherent(dev->dev, SQ_SIZE(depth),
++					    &nvmeq->sq_dma_addr, GFP_KERNEL);
++	if (!nvmeq->sq_cmds)
++		return -ENOMEM;
+ 
+ 	return 0;
+ }
+@@ -1117,6 +1115,13 @@ static int nvme_create_queue(struct nvme_queue *nvmeq, int qid)
+ 	struct nvme_dev *dev = nvmeq->dev;
+ 	int result;
+ 
++	if (qid && dev->cmb && use_cmb_sqes && NVME_CMB_SQS(dev->cmbsz)) {
++		unsigned offset = (qid - 1) * roundup(SQ_SIZE(nvmeq->q_depth),
++						      dev->ctrl.page_size);
++		nvmeq->sq_dma_addr = dev->cmb_bus_addr + offset;
++		nvmeq->sq_cmds_io = dev->cmb + offset;
++	}
++
+ 	nvmeq->cq_vector = qid - 1;
+ 	result = adapter_alloc_cq(dev, qid, nvmeq);
+ 	if (result < 0)
+diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
+index 40ce175655e6..99f67764765f 100644
+--- a/drivers/usb/core/quirks.c
++++ b/drivers/usb/core/quirks.c
+@@ -231,6 +231,10 @@ static const struct usb_device_id usb_quirk_list[] = {
+ 	/* Corsair K70 RGB */
+ 	{ USB_DEVICE(0x1b1c, 0x1b13), .driver_info = USB_QUIRK_DELAY_INIT },
+ 
++	/* Corsair Strafe */
++	{ USB_DEVICE(0x1b1c, 0x1b15), .driver_info = USB_QUIRK_DELAY_INIT |
++	  USB_QUIRK_DELAY_CTRL_MSG },
++
+ 	/* Corsair Strafe RGB */
+ 	{ USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT |
+ 	  USB_QUIRK_DELAY_CTRL_MSG },
+diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
+index 48bdab4fdc8f..7199e400fbac 100644
+--- a/drivers/usb/host/xhci-mem.c
++++ b/drivers/usb/host/xhci-mem.c
+@@ -650,7 +650,7 @@ struct xhci_ring *xhci_stream_id_to_ring(
+ 	if (!ep->stream_info)
+ 		return NULL;
+ 
+-	if (stream_id > ep->stream_info->num_streams)
++	if (stream_id >= ep->stream_info->num_streams)
+ 		return NULL;
+ 	return ep->stream_info->stream_rings[stream_id];
+ }
+diff --git a/drivers/usb/misc/yurex.c b/drivers/usb/misc/yurex.c
+index 54e53ac4c08f..f36968ee2e70 100644
+--- a/drivers/usb/misc/yurex.c
++++ b/drivers/usb/misc/yurex.c
+@@ -406,8 +406,7 @@ static ssize_t yurex_read(struct file *file, char __user *buffer, size_t count,
+ 			  loff_t *ppos)
+ {
+ 	struct usb_yurex *dev;
+-	int retval = 0;
+-	int bytes_read = 0;
++	int len = 0;
+ 	char in_buffer[20];
+ 	unsigned long flags;
+ 
+@@ -415,26 +414,16 @@ static ssize_t yurex_read(struct file *file, char __user *buffer, size_t count,
+ 
+ 	mutex_lock(&dev->io_mutex);
+ 	if (!dev->interface) {		/* already disconnected */
+-		retval = -ENODEV;
+-		goto exit;
++		mutex_unlock(&dev->io_mutex);
++		return -ENODEV;
+ 	}
+ 
+ 	spin_lock_irqsave(&dev->lock, flags);
+-	bytes_read = snprintf(in_buffer, 20, "%lld\n", dev->bbu);
++	len = snprintf(in_buffer, 20, "%lld\n", dev->bbu);
+ 	spin_unlock_irqrestore(&dev->lock, flags);
+-
+-	if (*ppos < bytes_read) {
+-		if (copy_to_user(buffer, in_buffer + *ppos, bytes_read - *ppos))
+-			retval = -EFAULT;
+-		else {
+-			retval = bytes_read - *ppos;
+-			*ppos += bytes_read;
+-		}
+-	}
+-
+-exit:
+ 	mutex_unlock(&dev->io_mutex);
+-	return retval;
++
++	return simple_read_from_buffer(buffer, count, ppos, in_buffer, len);
+ }
+ 
+ static ssize_t yurex_write(struct file *file, const char __user *user_buffer,
+diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
+index e98590aab633..9a2c0c76d11b 100644
+--- a/drivers/usb/serial/ch341.c
++++ b/drivers/usb/serial/ch341.c
+@@ -118,7 +118,7 @@ static int ch341_control_in(struct usb_device *dev,
+ 	r = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), request,
+ 			    USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+ 			    value, index, buf, bufsize, DEFAULT_TIMEOUT);
+-	if (r < bufsize) {
++	if (r < (int)bufsize) {
+ 		if (r >= 0) {
+ 			dev_err(&dev->dev,
+ 				"short control message received (%d < %u)\n",
+diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
+index 6f2c77a7c08e..c2b120021443 100644
+--- a/drivers/usb/serial/cp210x.c
++++ b/drivers/usb/serial/cp210x.c
+@@ -146,6 +146,7 @@ static const struct usb_device_id id_table[] = {
+ 	{ USB_DEVICE(0x10C4, 0x8977) },	/* CEL MeshWorks DevKit Device */
+ 	{ USB_DEVICE(0x10C4, 0x8998) }, /* KCF Technologies PRN */
+ 	{ USB_DEVICE(0x10C4, 0x89A4) }, /* CESINEL FTBC Flexible Thyristor Bridge Controller */
++	{ USB_DEVICE(0x10C4, 0x89FB) }, /* Qivicon ZigBee USB Radio Stick */
+ 	{ USB_DEVICE(0x10C4, 0x8A2A) }, /* HubZ dual ZigBee and Z-Wave dongle */
+ 	{ USB_DEVICE(0x10C4, 0x8A5E) }, /* CEL EM3588 ZigBee USB Stick Long Range */
+ 	{ USB_DEVICE(0x10C4, 0x8B34) }, /* Qivicon ZigBee USB Radio Stick */
+diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
+index d2dab2a341b8..d17f7872f95a 100644
+--- a/drivers/usb/serial/keyspan_pda.c
++++ b/drivers/usb/serial/keyspan_pda.c
+@@ -373,8 +373,10 @@ static int keyspan_pda_get_modem_info(struct usb_serial *serial,
+ 			     3, /* get pins */
+ 			     USB_TYPE_VENDOR|USB_RECIP_INTERFACE|USB_DIR_IN,
+ 			     0, 0, data, 1, 2000);
+-	if (rc >= 0)
++	if (rc == 1)
+ 		*value = *data;
++	else if (rc >= 0)
++		rc = -EIO;
+ 
+ 	kfree(data);
+ 	return rc;
+diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
+index 6baacf64b21e..03d63bad6be4 100644
+--- a/drivers/usb/serial/mos7840.c
++++ b/drivers/usb/serial/mos7840.c
+@@ -482,6 +482,9 @@ static void mos7840_control_callback(struct urb *urb)
+ 	}
+ 
+ 	dev_dbg(dev, "%s urb buffer size is %d\n", __func__, urb->actual_length);
++	if (urb->actual_length < 1)
++		goto out;
++
+ 	dev_dbg(dev, "%s mos7840_port->MsrLsr is %d port %d\n", __func__,
+ 		mos7840_port->MsrLsr, mos7840_port->port_num);
+ 	data = urb->transfer_buffer;
+diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
+index 1fdf4e5bf8c6..a4fabf60d5ee 100644
+--- a/fs/binfmt_elf.c
++++ b/fs/binfmt_elf.c
+@@ -1217,9 +1217,8 @@ static int load_elf_library(struct file *file)
+ 		goto out_free_ph;
+ 	}
+ 
+-	len = ELF_PAGESTART(eppnt->p_filesz + eppnt->p_vaddr +
+-			    ELF_MIN_ALIGN - 1);
+-	bss = eppnt->p_memsz + eppnt->p_vaddr;
++	len = ELF_PAGEALIGN(eppnt->p_filesz + eppnt->p_vaddr);
++	bss = ELF_PAGEALIGN(eppnt->p_memsz + eppnt->p_vaddr);
+ 	if (bss > len) {
+ 		error = vm_brk(len, bss - len);
+ 		if (error)
+diff --git a/fs/inode.c b/fs/inode.c
+index 920aa0b1c6b0..2071ff5343c5 100644
+--- a/fs/inode.c
++++ b/fs/inode.c
+@@ -2003,8 +2003,14 @@ void inode_init_owner(struct inode *inode, const struct inode *dir,
+ 	inode->i_uid = current_fsuid();
+ 	if (dir && dir->i_mode & S_ISGID) {
+ 		inode->i_gid = dir->i_gid;
++
++		/* Directories are special, and always inherit S_ISGID */
+ 		if (S_ISDIR(mode))
+ 			mode |= S_ISGID;
++		else if ((mode & (S_ISGID | S_IXGRP)) == (S_ISGID | S_IXGRP) &&
++			 !in_group_p(inode->i_gid) &&
++			 !capable_wrt_inode_uidgid(dir, CAP_FSETID))
++			mode &= ~S_ISGID;
+ 	} else
+ 		inode->i_gid = current_fsgid();
+ 	inode->i_mode = mode;
+diff --git a/include/linux/libata.h b/include/linux/libata.h
+index 616eef4d81ea..df58b01e6962 100644
+--- a/include/linux/libata.h
++++ b/include/linux/libata.h
+@@ -208,6 +208,7 @@ enum {
+ 	ATA_FLAG_SLAVE_POSS	= (1 << 0), /* host supports slave dev */
+ 					    /* (doesn't imply presence) */
+ 	ATA_FLAG_SATA		= (1 << 1),
++	ATA_FLAG_NO_LPM		= (1 << 2), /* host not happy with LPM */
+ 	ATA_FLAG_NO_LOG_PAGE	= (1 << 5), /* do not issue log page read */
+ 	ATA_FLAG_NO_ATAPI	= (1 << 6), /* No ATAPI support */
+ 	ATA_FLAG_PIO_DMA	= (1 << 7), /* PIO cmds via DMA */
+diff --git a/kernel/power/user.c b/kernel/power/user.c
+index 35310b627388..bc6dde1f1567 100644
+--- a/kernel/power/user.c
++++ b/kernel/power/user.c
+@@ -186,6 +186,11 @@ static ssize_t snapshot_write(struct file *filp, const char __user *buf,
+ 		res = PAGE_SIZE - pg_offp;
+ 	}
+ 
++	if (!data_of(data->handle)) {
++		res = -EINVAL;
++		goto unlock;
++	}
++
+ 	res = simple_write_to_buffer(data_of(data->handle), res, &pg_offp,
+ 			buf, count);
+ 	if (res > 0)
+diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
+index da3d373eb5bd..cb6fbb525ba6 100644
+--- a/net/bridge/netfilter/ebtables.c
++++ b/net/bridge/netfilter/ebtables.c
+@@ -704,6 +704,8 @@ ebt_check_entry(struct ebt_entry *e, struct net *net,
+ 	}
+ 	i = 0;
+ 
++	memset(&mtpar, 0, sizeof(mtpar));
++	memset(&tgpar, 0, sizeof(tgpar));
+ 	mtpar.net	= tgpar.net       = net;
+ 	mtpar.table     = tgpar.table     = name;
+ 	mtpar.entryinfo = tgpar.entryinfo = e;
+diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
+index e78f6521823f..06aa4948d0c0 100644
+--- a/net/ipv4/netfilter/ip_tables.c
++++ b/net/ipv4/netfilter/ip_tables.c
+@@ -554,6 +554,7 @@ find_check_entry(struct ipt_entry *e, struct net *net, const char *name,
+ 		return -ENOMEM;
+ 
+ 	j = 0;
++	memset(&mtpar, 0, sizeof(mtpar));
+ 	mtpar.net	= net;
+ 	mtpar.table     = name;
+ 	mtpar.entryinfo = &e->ip;
+diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
+index e26becc9a43d..180f19526a80 100644
+--- a/net/ipv6/netfilter/ip6_tables.c
++++ b/net/ipv6/netfilter/ip6_tables.c
+@@ -584,6 +584,7 @@ find_check_entry(struct ip6t_entry *e, struct net *net, const char *name,
+ 		return -ENOMEM;
+ 
+ 	j = 0;
++	memset(&mtpar, 0, sizeof(mtpar));
+ 	mtpar.net	= net;
+ 	mtpar.table     = name;
+ 	mtpar.entryinfo = &e->ipv6;
+diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
+index 5efb40291ac3..2a811b5634d4 100644
+--- a/net/netfilter/nfnetlink_queue.c
++++ b/net/netfilter/nfnetlink_queue.c
+@@ -1210,6 +1210,9 @@ static int nfqnl_recv_unsupp(struct net *net, struct sock *ctnl,
+ static const struct nla_policy nfqa_cfg_policy[NFQA_CFG_MAX+1] = {
+ 	[NFQA_CFG_CMD]		= { .len = sizeof(struct nfqnl_msg_config_cmd) },
+ 	[NFQA_CFG_PARAMS]	= { .len = sizeof(struct nfqnl_msg_config_params) },
++	[NFQA_CFG_QUEUE_MAXLEN]	= { .type = NLA_U32 },
++	[NFQA_CFG_MASK]		= { .type = NLA_U32 },
++	[NFQA_CFG_FLAGS]	= { .type = NLA_U32 },
+ };
+ 
+ static const struct nf_queue_handler nfqh = {
+diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
+index bd650222e711..76ae627e3f93 100644
+--- a/sound/pci/hda/patch_hdmi.c
++++ b/sound/pci/hda/patch_hdmi.c
+@@ -33,6 +33,7 @@
+ #include <linux/delay.h>
+ #include <linux/slab.h>
+ #include <linux/module.h>
++#include <linux/pm_runtime.h>
+ #include <sound/core.h>
+ #include <sound/jack.h>
+ #include <sound/asoundef.h>
+@@ -731,8 +732,10 @@ static void check_presence_and_report(struct hda_codec *codec, hda_nid_t nid)
+ 
+ 	if (pin_idx < 0)
+ 		return;
++	mutex_lock(&spec->pcm_lock);
+ 	if (hdmi_present_sense(get_pin(spec, pin_idx), 1))
+ 		snd_hda_jack_report_sync(codec);
++	mutex_unlock(&spec->pcm_lock);
+ }
+ 
+ static void jack_callback(struct hda_codec *codec,
+@@ -1521,21 +1524,23 @@ static void sync_eld_via_acomp(struct hda_codec *codec,
+ static bool hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
+ {
+ 	struct hda_codec *codec = per_pin->codec;
+-	struct hdmi_spec *spec = codec->spec;
+ 	int ret;
+ 
+ 	/* no temporary power up/down needed for component notifier */
+-	if (!codec_has_acomp(codec))
+-		snd_hda_power_up_pm(codec);
++	if (!codec_has_acomp(codec)) {
++		ret = snd_hda_power_up_pm(codec);
++		if (ret < 0 && pm_runtime_suspended(hda_codec_dev(codec))) {
++			snd_hda_power_down_pm(codec);
++			return false;
++		}
++	}
+ 
+-	mutex_lock(&spec->pcm_lock);
+ 	if (codec_has_acomp(codec)) {
+ 		sync_eld_via_acomp(codec, per_pin);
+ 		ret = false; /* don't call snd_hda_jack_report_sync() */
+ 	} else {
+ 		ret = hdmi_present_sense_via_verbs(per_pin, repoll);
+ 	}
+-	mutex_unlock(&spec->pcm_lock);
+ 
+ 	if (!codec_has_acomp(codec))
+ 		snd_hda_power_down_pm(codec);
+@@ -1547,12 +1552,16 @@ static void hdmi_repoll_eld(struct work_struct *work)
+ {
+ 	struct hdmi_spec_per_pin *per_pin =
+ 	container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
++	struct hda_codec *codec = per_pin->codec;
++	struct hdmi_spec *spec = codec->spec;
+ 
+ 	if (per_pin->repoll_count++ > 6)
+ 		per_pin->repoll_count = 0;
+ 
++	mutex_lock(&spec->pcm_lock);
+ 	if (hdmi_present_sense(per_pin, per_pin->repoll_count))
+ 		snd_hda_jack_report_sync(per_pin->codec);
++	mutex_unlock(&spec->pcm_lock);
+ }
+ 
+ static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
+diff --git a/tools/build/Build.include b/tools/build/Build.include
+index b8165545ddf6..ab02f8df0d56 100644
+--- a/tools/build/Build.include
++++ b/tools/build/Build.include
+@@ -63,8 +63,8 @@ dep-cmd = $(if $(wildcard $(fixdep)),
+            $(fixdep) $(depfile) $@ '$(make-cmd)' > $(dot-target).tmp;           \
+            rm -f $(depfile);                                                    \
+            mv -f $(dot-target).tmp $(dot-target).cmd,                           \
+-           printf '\# cannot find fixdep (%s)\n' $(fixdep) > $(dot-target).cmd; \
+-           printf '\# using basic dep data\n\n' >> $(dot-target).cmd;           \
++           printf '$(pound) cannot find fixdep (%s)\n' $(fixdep) > $(dot-target).cmd; \
++           printf '$(pound) using basic dep data\n\n' >> $(dot-target).cmd;           \
+            cat $(depfile) >> $(dot-target).cmd;                                 \
+            printf '%s\n' 'cmd_$@ := $(make-cmd)' >> $(dot-target).cmd)
+