Linux patch 4.4.237

Signed-off-by: Mike Pagano <mpagano@gentoo.org>

2 files changed, 2214 insertions, 0 deletions

diff --git a/0000_README b/0000_README
index 5d33eba9..196363a8 100644
--- a/0000_README
+++ b/0000_README
@@ -987,6 +987,10 @@ Patch:  1235_linux-4.4.236.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.4.236
 
+Patch:  1236_linux-4.4.237.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.4.237
+
 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/1236_linux-4.4.237.patch b/1236_linux-4.4.237.patch
new file mode 100644
index 00000000..c0b98903
--- /dev/null
+++ b/1236_linux-4.4.237.patch
@@ -0,0 +1,2210 @@
+diff --git a/Makefile b/Makefile
+index b954cb21fddc7..003334dad3c3f 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 4
+-SUBLEVEL = 236
++SUBLEVEL = 237
+ EXTRAVERSION =
+ NAME = Blurry Fish Butt
+ 
+diff --git a/arch/arm/boot/dts/socfpga_arria10.dtsi b/arch/arm/boot/dts/socfpga_arria10.dtsi
+index cce9e50acf68a..b648b1b253c5e 100644
+--- a/arch/arm/boot/dts/socfpga_arria10.dtsi
++++ b/arch/arm/boot/dts/socfpga_arria10.dtsi
+@@ -652,7 +652,7 @@
+ 		timer3: timer3@ffd00100 {
+ 			compatible = "snps,dw-apb-timer";
+ 			interrupts = <0 118 IRQ_TYPE_LEVEL_HIGH>;
+-			reg = <0xffd01000 0x100>;
++			reg = <0xffd00100 0x100>;
+ 			clocks = <&l4_sys_free_clk>;
+ 			clock-names = "timer";
+ 		};
+diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
+index 596cbda9cb3d3..9d8bc19edc48e 100644
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -817,6 +817,7 @@ config SNI_RM
+ 	select I8253
+ 	select I8259
+ 	select ISA
++	select MIPS_L1_CACHE_SHIFT_6
+ 	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
+ 	select SYS_HAS_CPU_R4X00
+ 	select SYS_HAS_CPU_R5000
+diff --git a/arch/mips/sni/a20r.c b/arch/mips/sni/a20r.c
+index f9407e1704762..c6af7047eb0d2 100644
+--- a/arch/mips/sni/a20r.c
++++ b/arch/mips/sni/a20r.c
+@@ -143,7 +143,10 @@ static struct platform_device sc26xx_pdev = {
+ 	},
+ };
+ 
+-static u32 a20r_ack_hwint(void)
++/*
++ * Trigger chipset to update CPU's CAUSE IP field
++ */
++static u32 a20r_update_cause_ip(void)
+ {
+ 	u32 status = read_c0_status();
+ 
+@@ -205,12 +208,14 @@ static void a20r_hwint(void)
+ 	int irq;
+ 
+ 	clear_c0_status(IE_IRQ0);
+-	status = a20r_ack_hwint();
++	status = a20r_update_cause_ip();
+ 	cause = read_c0_cause();
+ 
+ 	irq = ffs(((cause & status) >> 8) & 0xf8);
+ 	if (likely(irq > 0))
+ 		do_IRQ(SNI_A20R_IRQ_BASE + irq - 1);
++
++	a20r_update_cause_ip();
+ 	set_c0_status(IE_IRQ0);
+ }
+ 
+diff --git a/arch/powerpc/configs/pasemi_defconfig b/arch/powerpc/configs/pasemi_defconfig
+index 8f94782eb9071..dc57fa11c687f 100644
+--- a/arch/powerpc/configs/pasemi_defconfig
++++ b/arch/powerpc/configs/pasemi_defconfig
+@@ -115,7 +115,6 @@ CONFIG_FB_NVIDIA=y
+ CONFIG_FB_NVIDIA_I2C=y
+ CONFIG_FB_RADEON=y
+ # CONFIG_LCD_CLASS_DEVICE is not set
+-CONFIG_VGACON_SOFT_SCROLLBACK=y
+ CONFIG_LOGO=y
+ CONFIG_SOUND=y
+ CONFIG_SND=y
+diff --git a/arch/powerpc/configs/ppc6xx_defconfig b/arch/powerpc/configs/ppc6xx_defconfig
+index e5d2c3dc07f1d..c82bda4d27df3 100644
+--- a/arch/powerpc/configs/ppc6xx_defconfig
++++ b/arch/powerpc/configs/ppc6xx_defconfig
+@@ -797,7 +797,6 @@ CONFIG_FB_TRIDENT=m
+ CONFIG_FB_SM501=m
+ CONFIG_FB_IBM_GXT4500=y
+ CONFIG_LCD_PLATFORM=m
+-CONFIG_VGACON_SOFT_SCROLLBACK=y
+ CONFIG_FRAMEBUFFER_CONSOLE=y
+ CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
+ CONFIG_LOGO=y
+diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c
+index 41a7d9d49a5a3..3d3e8795e934f 100644
+--- a/arch/powerpc/kernel/dma-iommu.c
++++ b/arch/powerpc/kernel/dma-iommu.c
+@@ -99,7 +99,8 @@ static u64 dma_iommu_get_required_mask(struct device *dev)
+ 	if (!tbl)
+ 		return 0;
+ 
+-	mask = 1ULL < (fls_long(tbl->it_offset + tbl->it_size) - 1);
++	mask = 1ULL << (fls_long(tbl->it_offset + tbl->it_size) +
++			tbl->it_page_shift - 1);
+ 	mask += mask - 1;
+ 
+ 	return mask;
+diff --git a/arch/x86/configs/i386_defconfig b/arch/x86/configs/i386_defconfig
+index 028be48c88397..a628b2474e6d4 100644
+--- a/arch/x86/configs/i386_defconfig
++++ b/arch/x86/configs/i386_defconfig
+@@ -218,7 +218,6 @@ CONFIG_FB_MODE_HELPERS=y
+ CONFIG_FB_TILEBLITTING=y
+ CONFIG_FB_EFI=y
+ # CONFIG_LCD_CLASS_DEVICE is not set
+-CONFIG_VGACON_SOFT_SCROLLBACK=y
+ CONFIG_LOGO=y
+ # CONFIG_LOGO_LINUX_MONO is not set
+ # CONFIG_LOGO_LINUX_VGA16 is not set
+@@ -248,6 +247,7 @@ CONFIG_USB_HIDDEV=y
+ CONFIG_USB=y
+ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
+ CONFIG_USB_MON=y
++CONFIG_USB_XHCI_HCD=y
+ CONFIG_USB_EHCI_HCD=y
+ CONFIG_USB_EHCI_TT_NEWSCHED=y
+ CONFIG_USB_OHCI_HCD=y
+diff --git a/arch/x86/configs/x86_64_defconfig b/arch/x86/configs/x86_64_defconfig
+index cb5b3ab5beecc..649f7d604b12a 100644
+--- a/arch/x86/configs/x86_64_defconfig
++++ b/arch/x86/configs/x86_64_defconfig
+@@ -212,7 +212,6 @@ CONFIG_FB_MODE_HELPERS=y
+ CONFIG_FB_TILEBLITTING=y
+ CONFIG_FB_EFI=y
+ # CONFIG_LCD_CLASS_DEVICE is not set
+-CONFIG_VGACON_SOFT_SCROLLBACK=y
+ CONFIG_LOGO=y
+ # CONFIG_LOGO_LINUX_MONO is not set
+ # CONFIG_LOGO_LINUX_VGA16 is not set
+@@ -242,6 +241,7 @@ CONFIG_USB_HIDDEV=y
+ CONFIG_USB=y
+ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
+ CONFIG_USB_MON=y
++CONFIG_USB_XHCI_HCD=y
+ CONFIG_USB_EHCI_HCD=y
+ CONFIG_USB_EHCI_TT_NEWSCHED=y
+ CONFIG_USB_OHCI_HCD=y
+diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
+index 22da8f87bd641..6646edaa5123c 100644
+--- a/arch/x86/kvm/vmx.c
++++ b/arch/x86/kvm/vmx.c
+@@ -8235,6 +8235,7 @@ static int vmx_handle_exit(struct kvm_vcpu *vcpu)
+ 			(exit_reason != EXIT_REASON_EXCEPTION_NMI &&
+ 			exit_reason != EXIT_REASON_EPT_VIOLATION &&
+ 			exit_reason != EXIT_REASON_PML_FULL &&
++			exit_reason != EXIT_REASON_APIC_ACCESS &&
+ 			exit_reason != EXIT_REASON_TASK_SWITCH)) {
+ 		vcpu->run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
+ 		vcpu->run->internal.suberror = KVM_INTERNAL_ERROR_DELIVERY_EV;
+diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c
+index 04b39d0da8681..70708608ab1e7 100644
+--- a/drivers/atm/firestream.c
++++ b/drivers/atm/firestream.c
+@@ -1009,6 +1009,7 @@ static int fs_open(struct atm_vcc *atm_vcc)
+ 				error = make_rate (pcr, r, &tmc0, NULL);
+ 				if (error) {
+ 					kfree(tc);
++					kfree(vcc);
+ 					return error;
+ 				}
+ 			}
+diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
+index e0699a20859f7..445ca973edd6d 100644
+--- a/drivers/block/rbd.c
++++ b/drivers/block/rbd.c
+@@ -3945,6 +3945,9 @@ static ssize_t rbd_image_refresh(struct device *dev,
+ 	struct rbd_device *rbd_dev = dev_to_rbd_dev(dev);
+ 	int ret;
+ 
++	if (!capable(CAP_SYS_ADMIN))
++		return -EPERM;
++
+ 	ret = rbd_dev_refresh(rbd_dev);
+ 	if (ret)
+ 		return ret;
+@@ -5404,6 +5407,9 @@ static ssize_t do_rbd_add(struct bus_type *bus,
+ 	bool read_only;
+ 	int rc;
+ 
++	if (!capable(CAP_SYS_ADMIN))
++		return -EPERM;
++
+ 	if (!try_module_get(THIS_MODULE))
+ 		return -ENODEV;
+ 
+@@ -5548,6 +5554,9 @@ static ssize_t do_rbd_remove(struct bus_type *bus,
+ 	bool already = false;
+ 	int ret;
+ 
++	if (!capable(CAP_SYS_ADMIN))
++		return -EPERM;
++
+ 	ret = kstrtoul(buf, 10, &ul);
+ 	if (ret)
+ 		return ret;
+diff --git a/drivers/i2c/algos/i2c-algo-pca.c b/drivers/i2c/algos/i2c-algo-pca.c
+index 3a9db4626cb60..1886588b9ea3e 100644
+--- a/drivers/i2c/algos/i2c-algo-pca.c
++++ b/drivers/i2c/algos/i2c-algo-pca.c
+@@ -50,8 +50,22 @@ static void pca_reset(struct i2c_algo_pca_data *adap)
+ 		pca_outw(adap, I2C_PCA_INDPTR, I2C_PCA_IPRESET);
+ 		pca_outw(adap, I2C_PCA_IND, 0xA5);
+ 		pca_outw(adap, I2C_PCA_IND, 0x5A);
++
++		/*
++		 * After a reset we need to re-apply any configuration
++		 * (calculated in pca_init) to get the bus in a working state.
++		 */
++		pca_outw(adap, I2C_PCA_INDPTR, I2C_PCA_IMODE);
++		pca_outw(adap, I2C_PCA_IND, adap->bus_settings.mode);
++		pca_outw(adap, I2C_PCA_INDPTR, I2C_PCA_ISCLL);
++		pca_outw(adap, I2C_PCA_IND, adap->bus_settings.tlow);
++		pca_outw(adap, I2C_PCA_INDPTR, I2C_PCA_ISCLH);
++		pca_outw(adap, I2C_PCA_IND, adap->bus_settings.thi);
++
++		pca_set_con(adap, I2C_PCA_CON_ENSIO);
+ 	} else {
+ 		adap->reset_chip(adap->data);
++		pca_set_con(adap, I2C_PCA_CON_ENSIO | adap->bus_settings.clock_freq);
+ 	}
+ }
+ 
+@@ -435,13 +449,14 @@ static int pca_init(struct i2c_adapter *adap)
+ 				" Use the nominal frequency.\n", adap->name);
+ 		}
+ 
+-		pca_reset(pca_data);
+-
+ 		clock = pca_clock(pca_data);
+ 		printk(KERN_INFO "%s: Clock frequency is %dkHz\n",
+ 		     adap->name, freqs[clock]);
+ 
+-		pca_set_con(pca_data, I2C_PCA_CON_ENSIO | clock);
++		/* Store settings as these will be needed when the PCA chip is reset */
++		pca_data->bus_settings.clock_freq = clock;
++
++		pca_reset(pca_data);
+ 	} else {
+ 		int clock;
+ 		int mode;
+@@ -508,19 +523,15 @@ static int pca_init(struct i2c_adapter *adap)
+ 			thi = tlow * min_thi / min_tlow;
+ 		}
+ 
++		/* Store settings as these will be needed when the PCA chip is reset */
++		pca_data->bus_settings.mode = mode;
++		pca_data->bus_settings.tlow = tlow;
++		pca_data->bus_settings.thi = thi;
++
+ 		pca_reset(pca_data);
+ 
+ 		printk(KERN_INFO
+ 		     "%s: Clock frequency is %dHz\n", adap->name, clock * 100);
+-
+-		pca_outw(pca_data, I2C_PCA_INDPTR, I2C_PCA_IMODE);
+-		pca_outw(pca_data, I2C_PCA_IND, mode);
+-		pca_outw(pca_data, I2C_PCA_INDPTR, I2C_PCA_ISCLL);
+-		pca_outw(pca_data, I2C_PCA_IND, tlow);
+-		pca_outw(pca_data, I2C_PCA_INDPTR, I2C_PCA_ISCLH);
+-		pca_outw(pca_data, I2C_PCA_IND, thi);
+-
+-		pca_set_con(pca_data, I2C_PCA_CON_ENSIO);
+ 	}
+ 	udelay(500); /* 500 us for oscillator to stabilise */
+ 
+diff --git a/drivers/iio/accel/bmc150-accel-core.c b/drivers/iio/accel/bmc150-accel-core.c
+index ec7ddf8673497..e5e231b6476e7 100644
+--- a/drivers/iio/accel/bmc150-accel-core.c
++++ b/drivers/iio/accel/bmc150-accel-core.c
+@@ -198,6 +198,14 @@ struct bmc150_accel_data {
+ 	struct mutex mutex;
+ 	u8 fifo_mode, watermark;
+ 	s16 buffer[8];
++	/*
++	 * Ensure there is sufficient space and correct alignment for
++	 * the timestamp if enabled
++	 */
++	struct {
++		__le16 channels[3];
++		s64 ts __aligned(8);
++	} scan;
+ 	u8 bw_bits;
+ 	u32 slope_dur;
+ 	u32 slope_thres;
+@@ -924,15 +932,16 @@ static int __bmc150_accel_fifo_flush(struct iio_dev *indio_dev,
+ 	 * now.
+ 	 */
+ 	for (i = 0; i < count; i++) {
+-		u16 sample[8];
+ 		int j, bit;
+ 
+ 		j = 0;
+ 		for_each_set_bit(bit, indio_dev->active_scan_mask,
+ 				 indio_dev->masklength)
+-			memcpy(&sample[j++], &buffer[i * 3 + bit], 2);
++			memcpy(&data->scan.channels[j++], &buffer[i * 3 + bit],
++			       sizeof(data->scan.channels[0]));
+ 
+-		iio_push_to_buffers_with_timestamp(indio_dev, sample, tstamp);
++		iio_push_to_buffers_with_timestamp(indio_dev, &data->scan,
++						   tstamp);
+ 
+ 		tstamp += sample_period;
+ 	}
+diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
+index 1eccc2dcf14cd..d44c1b3a131cf 100644
+--- a/drivers/iio/accel/mma8452.c
++++ b/drivers/iio/accel/mma8452.c
+@@ -96,6 +96,12 @@ struct mma8452_data {
+ 	u8 ctrl_reg1;
+ 	u8 data_cfg;
+ 	const struct mma_chip_info *chip_info;
++
++	/* Ensure correct alignment of time stamp when present */
++	struct {
++		__be16 channels[3];
++		s64 ts __aligned(8);
++	} buffer;
+ };
+ 
+ /**
+@@ -700,14 +706,13 @@ static irqreturn_t mma8452_trigger_handler(int irq, void *p)
+ 	struct iio_poll_func *pf = p;
+ 	struct iio_dev *indio_dev = pf->indio_dev;
+ 	struct mma8452_data *data = iio_priv(indio_dev);
+-	u8 buffer[16]; /* 3 16-bit channels + padding + ts */
+ 	int ret;
+ 
+-	ret = mma8452_read(data, (__be16 *)buffer);
++	ret = mma8452_read(data, data->buffer.channels);
+ 	if (ret < 0)
+ 		goto done;
+ 
+-	iio_push_to_buffers_with_timestamp(indio_dev, buffer,
++	iio_push_to_buffers_with_timestamp(indio_dev, &data->buffer,
+ 					   iio_get_time_ns());
+ 
+ done:
+diff --git a/drivers/iio/adc/mcp3422.c b/drivers/iio/adc/mcp3422.c
+index 3555122008b44..26fc1021a2c27 100644
+--- a/drivers/iio/adc/mcp3422.c
++++ b/drivers/iio/adc/mcp3422.c
+@@ -98,16 +98,12 @@ static int mcp3422_update_config(struct mcp3422 *adc, u8 newconfig)
+ {
+ 	int ret;
+ 
+-	mutex_lock(&adc->lock);
+-
+ 	ret = i2c_master_send(adc->i2c, &newconfig, 1);
+ 	if (ret > 0) {
+ 		adc->config = newconfig;
+ 		ret = 0;
+ 	}
+ 
+-	mutex_unlock(&adc->lock);
+-
+ 	return ret;
+ }
+ 
+@@ -140,6 +136,8 @@ static int mcp3422_read_channel(struct mcp3422 *adc,
+ 	u8 config;
+ 	u8 req_channel = channel->channel;
+ 
++	mutex_lock(&adc->lock);
++
+ 	if (req_channel != MCP3422_CHANNEL(adc->config)) {
+ 		config = adc->config;
+ 		config &= ~MCP3422_CHANNEL_MASK;
+@@ -147,12 +145,18 @@ static int mcp3422_read_channel(struct mcp3422 *adc,
+ 		config &= ~MCP3422_PGA_MASK;
+ 		config |= MCP3422_PGA_VALUE(adc->pga[req_channel]);
+ 		ret = mcp3422_update_config(adc, config);
+-		if (ret < 0)
++		if (ret < 0) {
++			mutex_unlock(&adc->lock);
+ 			return ret;
++		}
+ 		msleep(mcp3422_read_times[MCP3422_SAMPLE_RATE(adc->config)]);
+ 	}
+ 
+-	return mcp3422_read(adc, value, &config);
++	ret = mcp3422_read(adc, value, &config);
++
++	mutex_unlock(&adc->lock);
++
++	return ret;
+ }
+ 
+ static int mcp3422_read_raw(struct iio_dev *iio,
+diff --git a/drivers/iio/light/ltr501.c b/drivers/iio/light/ltr501.c
+index b9d1e5c58ec54..9f5825f4fc0ee 100644
+--- a/drivers/iio/light/ltr501.c
++++ b/drivers/iio/light/ltr501.c
+@@ -1218,13 +1218,16 @@ static irqreturn_t ltr501_trigger_handler(int irq, void *p)
+ 	struct iio_poll_func *pf = p;
+ 	struct iio_dev *indio_dev = pf->indio_dev;
+ 	struct ltr501_data *data = iio_priv(indio_dev);
+-	u16 buf[8];
++	struct {
++		u16 channels[3];
++		s64 ts __aligned(8);
++	} scan;
+ 	__le16 als_buf[2];
+ 	u8 mask = 0;
+ 	int j = 0;
+ 	int ret, psdata;
+ 
+-	memset(buf, 0, sizeof(buf));
++	memset(&scan, 0, sizeof(scan));
+ 
+ 	/* figure out which data needs to be ready */
+ 	if (test_bit(0, indio_dev->active_scan_mask) ||
+@@ -1243,9 +1246,9 @@ static irqreturn_t ltr501_trigger_handler(int irq, void *p)
+ 		if (ret < 0)
+ 			return ret;
+ 		if (test_bit(0, indio_dev->active_scan_mask))
+-			buf[j++] = le16_to_cpu(als_buf[1]);
++			scan.channels[j++] = le16_to_cpu(als_buf[1]);
+ 		if (test_bit(1, indio_dev->active_scan_mask))
+-			buf[j++] = le16_to_cpu(als_buf[0]);
++			scan.channels[j++] = le16_to_cpu(als_buf[0]);
+ 	}
+ 
+ 	if (mask & LTR501_STATUS_PS_RDY) {
+@@ -1253,10 +1256,10 @@ static irqreturn_t ltr501_trigger_handler(int irq, void *p)
+ 				       &psdata, 2);
+ 		if (ret < 0)
+ 			goto done;
+-		buf[j++] = psdata & LTR501_PS_DATA_MASK;
++		scan.channels[j++] = psdata & LTR501_PS_DATA_MASK;
+ 	}
+ 
+-	iio_push_to_buffers_with_timestamp(indio_dev, buf, iio_get_time_ns());
++	iio_push_to_buffers_with_timestamp(indio_dev, &scan, iio_get_time_ns());
+ 
+ done:
+ 	iio_trigger_notify_done(indio_dev->trig);
+diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
+index bdc42923523e8..e5799639fb544 100644
+--- a/drivers/input/serio/i8042-x86ia64io.h
++++ b/drivers/input/serio/i8042-x86ia64io.h
+@@ -552,6 +552,14 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
+ 			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5738"),
+ 		},
+ 	},
++	{
++		/* Entroware Proteus */
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "Entroware"),
++			DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"),
++			DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"),
++		},
++	},
+ 	{ }
+ };
+ 
+@@ -752,6 +760,14 @@ static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
+ 			DMI_MATCH(DMI_PRODUCT_NAME, "33474HU"),
+ 		},
+ 	},
++	{
++		/* Entroware Proteus */
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "Entroware"),
++			DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"),
++			DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"),
++		},
++	},
+ 	{ }
+ };
+ 
+diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c
+index 3f20808b5ff82..f8ed079d8bc3e 100644
+--- a/drivers/net/wan/hdlc_cisco.c
++++ b/drivers/net/wan/hdlc_cisco.c
+@@ -377,6 +377,7 @@ static int cisco_ioctl(struct net_device *dev, struct ifreq *ifr)
+ 		memcpy(&state(hdlc)->settings, &new_settings, size);
+ 		spin_lock_init(&state(hdlc)->lock);
+ 		dev->header_ops = &cisco_header_ops;
++		dev->hard_header_len = sizeof(struct hdlc_header);
+ 		dev->type = ARPHRD_CISCO;
+ 		netif_dormant_on(dev);
+ 		return 0;
+diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c
+index 6eb0f7a85e531..c6db9a4e7c457 100644
+--- a/drivers/net/wan/lapbether.c
++++ b/drivers/net/wan/lapbether.c
+@@ -213,6 +213,8 @@ static void lapbeth_data_transmit(struct net_device *ndev, struct sk_buff *skb)
+ 
+ 	skb->dev = dev = lapbeth->ethdev;
+ 
++	skb_reset_network_header(skb);
++
+ 	dev_hard_header(skb, dev, ETH_P_DEC, bcast_addr, NULL, 0);
+ 
+ 	dev_queue_xmit(skb);
+@@ -343,6 +345,7 @@ static int lapbeth_new_device(struct net_device *dev)
+ 	 */
+ 	ndev->needed_headroom = -1 + 3 + 2 + dev->hard_header_len
+ 					   + dev->needed_headroom;
++	ndev->needed_tailroom = dev->needed_tailroom;
+ 
+ 	lapbeth = netdev_priv(ndev);
+ 	lapbeth->axdev = ndev;
+diff --git a/drivers/rapidio/Kconfig b/drivers/rapidio/Kconfig
+index 3e3be57e9a1a1..4d0c1a40a6e65 100644
+--- a/drivers/rapidio/Kconfig
++++ b/drivers/rapidio/Kconfig
+@@ -25,7 +25,7 @@ config RAPIDIO_ENABLE_RX_TX_PORTS
+ config RAPIDIO_DMA_ENGINE
+ 	bool "DMA Engine support for RapidIO"
+ 	depends on RAPIDIO
+-	select DMADEVICES
++	depends on DMADEVICES
+ 	select DMA_ENGINE
+ 	help
+ 	  Say Y here if you want to use DMA Engine frameork for RapidIO data
+diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c
+index 6f5e2720ffad1..68b33abeaa5fa 100644
+--- a/drivers/scsi/libsas/sas_ata.c
++++ b/drivers/scsi/libsas/sas_ata.c
+@@ -224,7 +224,10 @@ static unsigned int sas_ata_qc_issue(struct ata_queued_cmd *qc)
+ 		task->num_scatter = si;
+ 	}
+ 
+-	task->data_dir = qc->dma_dir;
++	if (qc->tf.protocol == ATA_PROT_NODATA)
++		task->data_dir = DMA_NONE;
++	else
++		task->data_dir = qc->dma_dir;
+ 	task->scatter = qc->sg;
+ 	task->ata_task.retry_count = 1;
+ 	task->task_state_flags = SAS_TASK_STATE_PENDING;
+diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
+index 315dd25a0c44e..5be938b47f48b 100644
+--- a/drivers/scsi/lpfc/lpfc_els.c
++++ b/drivers/scsi/lpfc/lpfc_els.c
+@@ -3841,7 +3841,9 @@ lpfc_cmpl_els_rsp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
+ out:
+ 	if (ndlp && NLP_CHK_NODE_ACT(ndlp) && shost) {
+ 		spin_lock_irq(shost->host_lock);
+-		ndlp->nlp_flag &= ~(NLP_ACC_REGLOGIN | NLP_RM_DFLT_RPI);
++		if (mbox)
++			ndlp->nlp_flag &= ~NLP_ACC_REGLOGIN;
++		ndlp->nlp_flag &= ~NLP_RM_DFLT_RPI;
+ 		spin_unlock_irq(shost->host_lock);
+ 
+ 		/* If the node is not being used by another discovery thread,
+diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c
+index 3862d8b1defe3..ee6c941123e10 100644
+--- a/drivers/scsi/pm8001/pm8001_sas.c
++++ b/drivers/scsi/pm8001/pm8001_sas.c
+@@ -792,7 +792,7 @@ pm8001_exec_internal_task_abort(struct pm8001_hba_info *pm8001_ha,
+ 
+ 		res = pm8001_tag_alloc(pm8001_ha, &ccb_tag);
+ 		if (res)
+-			return res;
++			goto ex_err;
+ 		ccb = &pm8001_ha->ccb_info[ccb_tag];
+ 		ccb->device = pm8001_dev;
+ 		ccb->ccb_tag = ccb_tag;
+diff --git a/drivers/staging/wlan-ng/hfa384x_usb.c b/drivers/staging/wlan-ng/hfa384x_usb.c
+index 3903f681ef6c6..2772c7179a61f 100644
+--- a/drivers/staging/wlan-ng/hfa384x_usb.c
++++ b/drivers/staging/wlan-ng/hfa384x_usb.c
+@@ -530,13 +530,8 @@ static void hfa384x_usb_defer(struct work_struct *data)
+ ----------------------------------------------------------------*/
+ void hfa384x_create(hfa384x_t *hw, struct usb_device *usb)
+ {
+-	memset(hw, 0, sizeof(hfa384x_t));
+ 	hw->usb = usb;
+ 
+-	/* set up the endpoints */
+-	hw->endp_in = usb_rcvbulkpipe(usb, 1);
+-	hw->endp_out = usb_sndbulkpipe(usb, 2);
+-
+ 	/* Set up the waitq */
+ 	init_waitqueue_head(&hw->cmdq);
+ 
+diff --git a/drivers/staging/wlan-ng/prism2usb.c b/drivers/staging/wlan-ng/prism2usb.c
+index 6da5c66bb3d5c..f4276943dc972 100644
+--- a/drivers/staging/wlan-ng/prism2usb.c
++++ b/drivers/staging/wlan-ng/prism2usb.c
+@@ -60,23 +60,14 @@ static int prism2sta_probe_usb(struct usb_interface *interface,
+ 			       const struct usb_device_id *id)
+ {
+ 	struct usb_device *dev;
+-	const struct usb_endpoint_descriptor *epd;
+-	const struct usb_host_interface *iface_desc = interface->cur_altsetting;
++	struct usb_endpoint_descriptor *bulk_in, *bulk_out;
++	struct usb_host_interface *iface_desc = interface->cur_altsetting;
+ 	wlandevice_t *wlandev = NULL;
+ 	hfa384x_t *hw = NULL;
+ 	int result = 0;
+ 
+-	if (iface_desc->desc.bNumEndpoints != 2) {
+-		result = -ENODEV;
+-		goto failed;
+-	}
+-
+-	result = -EINVAL;
+-	epd = &iface_desc->endpoint[1].desc;
+-	if (!usb_endpoint_is_bulk_in(epd))
+-		goto failed;
+-	epd = &iface_desc->endpoint[2].desc;
+-	if (!usb_endpoint_is_bulk_out(epd))
++	result = usb_find_common_endpoints(iface_desc, &bulk_in, &bulk_out, NULL, NULL);
++	if (result)
+ 		goto failed;
+ 
+ 	dev = interface_to_usbdev(interface);
+@@ -95,6 +86,8 @@ static int prism2sta_probe_usb(struct usb_interface *interface,
+ 	}
+ 
+ 	/* Initialize the hw data */
++	hw->endp_in = usb_rcvbulkpipe(dev, bulk_in->bEndpointAddress);
++	hw->endp_out = usb_sndbulkpipe(dev, bulk_out->bEndpointAddress);
+ 	hfa384x_create(hw, dev);
+ 	hw->wlandev = wlandev;
+ 
+diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c
+index 63e54beed196b..f10bcd0563c06 100644
+--- a/drivers/target/iscsi/iscsi_target_login.c
++++ b/drivers/target/iscsi/iscsi_target_login.c
+@@ -1139,7 +1139,7 @@ iscsit_conn_set_transport(struct iscsi_conn *conn, struct iscsit_transport *t)
+ }
+ 
+ void iscsi_target_login_sess_out(struct iscsi_conn *conn,
+-		struct iscsi_np *np, bool zero_tsih, bool new_sess)
++				 bool zero_tsih, bool new_sess)
+ {
+ 	if (!new_sess)
+ 		goto old_sess_out;
+@@ -1161,7 +1161,6 @@ void iscsi_target_login_sess_out(struct iscsi_conn *conn,
+ 	conn->sess = NULL;
+ 
+ old_sess_out:
+-	iscsi_stop_login_thread_timer(np);
+ 	/*
+ 	 * If login negotiation fails check if the Time2Retain timer
+ 	 * needs to be restarted.
+@@ -1407,8 +1406,9 @@ static int __iscsi_target_login_thread(struct iscsi_np *np)
+ new_sess_out:
+ 	new_sess = true;
+ old_sess_out:
++	iscsi_stop_login_thread_timer(np);
+ 	tpg_np = conn->tpg_np;
+-	iscsi_target_login_sess_out(conn, np, zero_tsih, new_sess);
++	iscsi_target_login_sess_out(conn, zero_tsih, new_sess);
+ 	new_sess = false;
+ 
+ 	if (tpg) {
+diff --git a/drivers/target/iscsi/iscsi_target_login.h b/drivers/target/iscsi/iscsi_target_login.h
+index b597aa2c61a1c..e9daabbb4f545 100644
+--- a/drivers/target/iscsi/iscsi_target_login.h
++++ b/drivers/target/iscsi/iscsi_target_login.h
+@@ -14,8 +14,7 @@ extern int iscsit_put_login_tx(struct iscsi_conn *, struct iscsi_login *, u32);
+ extern void iscsit_free_conn(struct iscsi_np *, struct iscsi_conn *);
+ extern int iscsit_start_kthreads(struct iscsi_conn *);
+ extern void iscsi_post_login_handler(struct iscsi_np *, struct iscsi_conn *, u8);
+-extern void iscsi_target_login_sess_out(struct iscsi_conn *, struct iscsi_np *,
+-				bool, bool);
++extern void iscsi_target_login_sess_out(struct iscsi_conn *, bool, bool);
+ extern int iscsi_target_login_thread(void *);
+ 
+ #endif   /*** ISCSI_TARGET_LOGIN_H ***/
+diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c
+index 58c629aec73ca..31c3e37c41e52 100644
+--- a/drivers/target/iscsi/iscsi_target_nego.c
++++ b/drivers/target/iscsi/iscsi_target_nego.c
+@@ -547,12 +547,11 @@ static bool iscsi_target_sk_check_and_clear(struct iscsi_conn *conn, unsigned in
+ 
+ static void iscsi_target_login_drop(struct iscsi_conn *conn, struct iscsi_login *login)
+ {
+-	struct iscsi_np *np = login->np;
+ 	bool zero_tsih = login->zero_tsih;
+ 
+ 	iscsi_remove_failed_auth_entry(conn);
+ 	iscsi_target_nego_release(conn);
+-	iscsi_target_login_sess_out(conn, np, zero_tsih, true);
++	iscsi_target_login_sess_out(conn, zero_tsih, true);
+ }
+ 
+ static void iscsi_target_login_timeout(unsigned long data)
+diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
+index b032add927224..72f6cde146b5c 100644
+--- a/drivers/tty/serial/8250/8250_pci.c
++++ b/drivers/tty/serial/8250/8250_pci.c
+@@ -5904,6 +5904,17 @@ static struct pci_device_id serial_pci_tbl[] = {
+ 		0,
+ 		0, pbn_exar_XR17V358 },
+ 
++	/*
++	 * Realtek RealManage
++	 */
++	{	PCI_VENDOR_ID_REALTEK, 0x816a,
++		PCI_ANY_ID, PCI_ANY_ID,
++		0, 0, pbn_b0_1_115200 },
++
++	{	PCI_VENDOR_ID_REALTEK, 0x816b,
++		PCI_ANY_ID, PCI_ANY_ID,
++		0, 0, pbn_b0_1_115200 },
++
+ 	/* Fintek PCI serial cards */
+ 	{ PCI_DEVICE(0x1c29, 0x1104), .driver_data = pbn_fintek_4 },
+ 	{ PCI_DEVICE(0x1c29, 0x1108), .driver_data = pbn_fintek_8 },
+diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
+index c578d64edc153..71c2ae4b81067 100644
+--- a/drivers/usb/class/usblp.c
++++ b/drivers/usb/class/usblp.c
+@@ -840,6 +840,11 @@ static ssize_t usblp_read(struct file *file, char __user *buffer, size_t len, lo
+ 	if (rv < 0)
+ 		return rv;
+ 
++	if (!usblp->present) {
++		count = -ENODEV;
++		goto done;
++	}
++
+ 	if ((avail = usblp->rstatus) < 0) {
+ 		printk(KERN_ERR "usblp%d: error %d reading from printer\n",
+ 		    usblp->minor, (int)avail);
+diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
+index f083ecfddd1b1..e568325cb6e15 100644
+--- a/drivers/usb/core/message.c
++++ b/drivers/usb/core/message.c
+@@ -1141,6 +1141,34 @@ void usb_disable_interface(struct usb_device *dev, struct usb_interface *intf,
+ 	}
+ }
+ 
++/*
++ * usb_disable_device_endpoints -- Disable all endpoints for a device
++ * @dev: the device whose endpoints are being disabled
++ * @skip_ep0: 0 to disable endpoint 0, 1 to skip it.
++ */
++static void usb_disable_device_endpoints(struct usb_device *dev, int skip_ep0)
++{
++	struct usb_hcd *hcd = bus_to_hcd(dev->bus);
++	int i;
++
++	if (hcd->driver->check_bandwidth) {
++		/* First pass: Cancel URBs, leave endpoint pointers intact. */
++		for (i = skip_ep0; i < 16; ++i) {
++			usb_disable_endpoint(dev, i, false);
++			usb_disable_endpoint(dev, i + USB_DIR_IN, false);
++		}
++		/* Remove endpoints from the host controller internal state */
++		mutex_lock(hcd->bandwidth_mutex);
++		usb_hcd_alloc_bandwidth(dev, NULL, NULL, NULL);
++		mutex_unlock(hcd->bandwidth_mutex);
++	}
++	/* Second pass: remove endpoint pointers */
++	for (i = skip_ep0; i < 16; ++i) {
++		usb_disable_endpoint(dev, i, true);
++		usb_disable_endpoint(dev, i + USB_DIR_IN, true);
++	}
++}
++
+ /**
+  * usb_disable_device - Disable all the endpoints for a USB device
+  * @dev: the device whose endpoints are being disabled
+@@ -1154,7 +1182,6 @@ void usb_disable_interface(struct usb_device *dev, struct usb_interface *intf,
+ void usb_disable_device(struct usb_device *dev, int skip_ep0)
+ {
+ 	int i;
+-	struct usb_hcd *hcd = bus_to_hcd(dev->bus);
+ 
+ 	/* getting rid of interfaces will disconnect
+ 	 * any drivers bound to them (a key side effect)
+@@ -1200,22 +1227,8 @@ void usb_disable_device(struct usb_device *dev, int skip_ep0)
+ 
+ 	dev_dbg(&dev->dev, "%s nuking %s URBs\n", __func__,
+ 		skip_ep0 ? "non-ep0" : "all");
+-	if (hcd->driver->check_bandwidth) {
+-		/* First pass: Cancel URBs, leave endpoint pointers intact. */
+-		for (i = skip_ep0; i < 16; ++i) {
+-			usb_disable_endpoint(dev, i, false);
+-			usb_disable_endpoint(dev, i + USB_DIR_IN, false);
+-		}
+-		/* Remove endpoints from the host controller internal state */
+-		mutex_lock(hcd->bandwidth_mutex);
+-		usb_hcd_alloc_bandwidth(dev, NULL, NULL, NULL);
+-		mutex_unlock(hcd->bandwidth_mutex);
+-		/* Second pass: remove endpoint pointers */
+-	}
+-	for (i = skip_ep0; i < 16; ++i) {
+-		usb_disable_endpoint(dev, i, true);
+-		usb_disable_endpoint(dev, i + USB_DIR_IN, true);
+-	}
++
++	usb_disable_device_endpoints(dev, skip_ep0);
+ }
+ 
+ /**
+@@ -1458,6 +1471,9 @@ EXPORT_SYMBOL_GPL(usb_set_interface);
+  * The caller must own the device lock.
+  *
+  * Return: Zero on success, else a negative error code.
++ *
++ * If this routine fails the device will probably be in an unusable state
++ * with endpoints disabled, and interfaces only partially enabled.
+  */
+ int usb_reset_configuration(struct usb_device *dev)
+ {
+@@ -1473,10 +1489,7 @@ int usb_reset_configuration(struct usb_device *dev)
+ 	 * calls during probe() are fine
+ 	 */
+ 
+-	for (i = 1; i < 16; ++i) {
+-		usb_disable_endpoint(dev, i, true);
+-		usb_disable_endpoint(dev, i + USB_DIR_IN, true);
+-	}
++	usb_disable_device_endpoints(dev, 1); /* skip ep0*/
+ 
+ 	config = dev->actconfig;
+ 	retval = 0;
+@@ -1489,34 +1502,10 @@ int usb_reset_configuration(struct usb_device *dev)
+ 		mutex_unlock(hcd->bandwidth_mutex);
+ 		return -ENOMEM;
+ 	}
+-	/* Make sure we have enough bandwidth for each alternate setting 0 */
+-	for (i = 0; i < config->desc.bNumInterfaces; i++) {
+-		struct usb_interface *intf = config->interface[i];
+-		struct usb_host_interface *alt;
+ 
+-		alt = usb_altnum_to_altsetting(intf, 0);
+-		if (!alt)
+-			alt = &intf->altsetting[0];
+-		if (alt != intf->cur_altsetting)
+-			retval = usb_hcd_alloc_bandwidth(dev, NULL,
+-					intf->cur_altsetting, alt);
+-		if (retval < 0)
+-			break;
+-	}
+-	/* If not, reinstate the old alternate settings */
++	/* xHCI adds all endpoints in usb_hcd_alloc_bandwidth */
++	retval = usb_hcd_alloc_bandwidth(dev, config, NULL, NULL);
+ 	if (retval < 0) {
+-reset_old_alts:
+-		for (i--; i >= 0; i--) {
+-			struct usb_interface *intf = config->interface[i];
+-			struct usb_host_interface *alt;
+-
+-			alt = usb_altnum_to_altsetting(intf, 0);
+-			if (!alt)
+-				alt = &intf->altsetting[0];
+-			if (alt != intf->cur_altsetting)
+-				usb_hcd_alloc_bandwidth(dev, NULL,
+-						alt, intf->cur_altsetting);
+-		}
+ 		usb_enable_lpm(dev);
+ 		mutex_unlock(hcd->bandwidth_mutex);
+ 		return retval;
+@@ -1525,8 +1514,12 @@ reset_old_alts:
+ 			USB_REQ_SET_CONFIGURATION, 0,
+ 			config->desc.bConfigurationValue, 0,
+ 			NULL, 0, USB_CTRL_SET_TIMEOUT);
+-	if (retval < 0)
+-		goto reset_old_alts;
++	if (retval < 0) {
++		usb_hcd_alloc_bandwidth(dev, NULL, NULL, NULL);
++		usb_enable_lpm(dev);
++		mutex_unlock(hcd->bandwidth_mutex);
++		return retval;
++	}
+ 	mutex_unlock(hcd->bandwidth_mutex);
+ 
+ 	/* re-init hc/hcd interface/endpoint state */
+diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
+index eed7c8d8e3d4f..dd72e85f2e176 100644
+--- a/drivers/usb/core/quirks.c
++++ b/drivers/usb/core/quirks.c
+@@ -236,6 +236,10 @@ static const struct usb_device_id usb_quirk_list[] = {
+ 	/* Generic RTL8153 based ethernet adapters */
+ 	{ USB_DEVICE(0x0bda, 0x8153), .driver_info = USB_QUIRK_NO_LPM },
+ 
++	/* SONiX USB DEVICE Touchpad */
++	{ USB_DEVICE(0x0c45, 0x7056), .driver_info =
++			USB_QUIRK_IGNORE_REMOTE_WAKEUP },
++
+ 	/* Action Semiconductor flash disk */
+ 	{ USB_DEVICE(0x10d6, 0x2200), .driver_info =
+ 			USB_QUIRK_STRING_FETCH_255 },
+diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
+index 36e5098e4e6f6..415e9cf407ba5 100644
+--- a/drivers/usb/core/usb.c
++++ b/drivers/usb/core/usb.c
+@@ -76,6 +76,89 @@ MODULE_PARM_DESC(autosuspend, "default autosuspend delay");
+ #endif
+ 
+ 
++/**
++ * usb_find_common_endpoints() -- look up common endpoint descriptors
++ * @alt:	alternate setting to search
++ * @bulk_in:	pointer to descriptor pointer, or NULL
++ * @bulk_out:	pointer to descriptor pointer, or NULL
++ * @int_in:	pointer to descriptor pointer, or NULL
++ * @int_out:	pointer to descriptor pointer, or NULL
++ *
++ * Search the alternate setting's endpoint descriptors for the first bulk-in,
++ * bulk-out, interrupt-in and interrupt-out endpoints and return them in the
++ * provided pointers (unless they are NULL).
++ *
++ * If a requested endpoint is not found, the corresponding pointer is set to
++ * NULL.
++ *
++ * Return: Zero if all requested descriptors were found, or -ENXIO otherwise.
++ */
++int usb_find_common_endpoints(struct usb_host_interface *alt,
++		struct usb_endpoint_descriptor **bulk_in,
++		struct usb_endpoint_descriptor **bulk_out,
++		struct usb_endpoint_descriptor **int_in,
++		struct usb_endpoint_descriptor **int_out)
++{
++	struct usb_endpoint_descriptor *epd;
++	int i;
++
++	if (bulk_in)
++		*bulk_in = NULL;
++	if (bulk_out)
++		*bulk_out = NULL;
++	if (int_in)
++		*int_in = NULL;
++	if (int_out)
++		*int_out = NULL;
++
++	for (i = 0; i < alt->desc.bNumEndpoints; ++i) {
++		epd = &alt->endpoint[i].desc;
++
++		switch (usb_endpoint_type(epd)) {
++		case USB_ENDPOINT_XFER_BULK:
++			if (usb_endpoint_dir_in(epd)) {
++				if (bulk_in && !*bulk_in) {
++					*bulk_in = epd;
++					break;
++				}
++			} else {
++				if (bulk_out && !*bulk_out) {
++					*bulk_out = epd;
++					break;
++				}
++			}
++
++			continue;
++		case USB_ENDPOINT_XFER_INT:
++			if (usb_endpoint_dir_in(epd)) {
++				if (int_in && !*int_in) {
++					*int_in = epd;
++					break;
++				}
++			} else {
++				if (int_out && !*int_out) {
++					*int_out = epd;
++					break;
++				}
++			}
++
++			continue;
++		default:
++			continue;
++		}
++
++		if ((!bulk_in || *bulk_in) &&
++				(!bulk_out || *bulk_out) &&
++				(!int_in || *int_in) &&
++				(!int_out || *int_out)) {
++			return 0;
++		}
++	}
++
++	return -ENXIO;
++}
++EXPORT_SYMBOL_GPL(usb_find_common_endpoints);
++
+ /**
+  * usb_find_alt_setting() - Given a configuration, find the alternate setting
+  * for the given interface.
+diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
+index f7661d9750fdc..330e05acf5f75 100644
+--- a/drivers/usb/host/ehci-hcd.c
++++ b/drivers/usb/host/ehci-hcd.c
+@@ -35,6 +35,7 @@
+ #include <linux/interrupt.h>
+ #include <linux/usb.h>
+ #include <linux/usb/hcd.h>
++#include <linux/usb/otg.h>
+ #include <linux/moduleparam.h>
+ #include <linux/dma-mapping.h>
+ #include <linux/debugfs.h>
+diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
+index 086a7115d263c..4dc93547e9278 100644
+--- a/drivers/usb/host/ehci-hub.c
++++ b/drivers/usb/host/ehci-hub.c
+@@ -27,7 +27,6 @@
+  */
+ 
+ /*-------------------------------------------------------------------------*/
+-#include <linux/usb/otg.h>
+ 
+ #define	PORT_WAKE_BITS	(PORT_WKOC_E|PORT_WKDISC_E|PORT_WKCONN_E)
+ 
+diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
+index 0afea511eb376..25e76d4c15054 100644
+--- a/drivers/usb/serial/ftdi_sio.c
++++ b/drivers/usb/serial/ftdi_sio.c
+@@ -708,6 +708,7 @@ static const struct usb_device_id id_table_combined[] = {
+ 	{ USB_DEVICE(XSENS_VID, XSENS_AWINDA_STATION_PID) },
+ 	{ USB_DEVICE(XSENS_VID, XSENS_CONVERTER_PID) },
+ 	{ USB_DEVICE(XSENS_VID, XSENS_MTDEVBOARD_PID) },
++	{ USB_DEVICE(XSENS_VID, XSENS_MTIUSBCONVERTER_PID) },
+ 	{ USB_DEVICE(XSENS_VID, XSENS_MTW_PID) },
+ 	{ USB_DEVICE(FTDI_VID, FTDI_OMNI1509) },
+ 	{ USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
+diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
+index 32a40ab9a3852..c33e06752b5f0 100644
+--- a/drivers/usb/serial/ftdi_sio_ids.h
++++ b/drivers/usb/serial/ftdi_sio_ids.h
+@@ -159,6 +159,7 @@
+ #define XSENS_AWINDA_DONGLE_PID 0x0102
+ #define XSENS_MTW_PID		0x0200	/* Xsens MTw */
+ #define XSENS_MTDEVBOARD_PID	0x0300	/* Motion Tracker Development Board */
++#define XSENS_MTIUSBCONVERTER_PID	0x0301	/* MTi USB converter */
+ #define XSENS_CONVERTER_PID	0xD00D	/* Xsens USB-serial converter */
+ 
+ /* Xsens devices using FTDI VID */
+diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
+index 52b1092ed57ed..8cff50ef4fd14 100644
+--- a/drivers/usb/serial/option.c
++++ b/drivers/usb/serial/option.c
+@@ -1808,6 +1808,8 @@ static const struct usb_device_id option_ids[] = {
+ 	{ USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9003, 0xff) },	/* Simcom SIM7500/SIM7600 MBIM mode */
+ 	{ USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9011, 0xff),	/* Simcom SIM7500/SIM7600 RNDIS mode */
+ 	  .driver_info = RSVD(7) },
++	{ USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9205, 0xff) },	/* Simcom SIM7070/SIM7080/SIM7090 AT+ECM mode */
++	{ USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9206, 0xff) },	/* Simcom SIM7070/SIM7080/SIM7090 AT-only mode */
+ 	{ USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X060S_X200),
+ 	  .driver_info = NCTRL(0) | NCTRL(1) | RSVD(4) },
+ 	{ USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X220_X500D),
+diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
+index 698ba127b6352..34dcd2e1b4fe9 100644
+--- a/drivers/usb/storage/uas.c
++++ b/drivers/usb/storage/uas.c
+@@ -646,8 +646,7 @@ static int uas_queuecommand_lck(struct scsi_cmnd *cmnd,
+ 	if (devinfo->resetting) {
+ 		cmnd->result = DID_ERROR << 16;
+ 		cmnd->scsi_done(cmnd);
+-		spin_unlock_irqrestore(&devinfo->lock, flags);
+-		return 0;
++		goto zombie;
+ 	}
+ 
+ 	/* Find a free uas-tag */
+@@ -682,6 +681,16 @@ static int uas_queuecommand_lck(struct scsi_cmnd *cmnd,
+ 		cmdinfo->state &= ~(SUBMIT_DATA_IN_URB | SUBMIT_DATA_OUT_URB);
+ 
+ 	err = uas_submit_urbs(cmnd, devinfo, GFP_ATOMIC);
++	/*
++	 * in case of fatal errors the SCSI layer is peculiar
++	 * a command that has finished is a success for the purpose
++	 * of queueing, no matter how fatal the error
++	 */
++	if (err == -ENODEV) {
++		cmnd->result = DID_ERROR << 16;
++		cmnd->scsi_done(cmnd);
++		goto zombie;
++	}
+ 	if (err) {
+ 		/* If we did nothing, give up now */
+ 		if (cmdinfo->state & SUBMIT_STATUS_URB) {
+@@ -692,6 +701,7 @@ static int uas_queuecommand_lck(struct scsi_cmnd *cmnd,
+ 	}
+ 
+ 	devinfo->cmnd[idx] = cmnd;
++zombie:
+ 	spin_unlock_irqrestore(&devinfo->lock, flags);
+ 	return 0;
+ }
+diff --git a/drivers/video/console/Kconfig b/drivers/video/console/Kconfig
+index 38da6e2991491..c31715019cb43 100644
+--- a/drivers/video/console/Kconfig
++++ b/drivers/video/console/Kconfig
+@@ -22,31 +22,6 @@ config VGA_CONSOLE
+ 
+ 	  Say Y.
+ 
+-config VGACON_SOFT_SCROLLBACK
+-       bool "Enable Scrollback Buffer in System RAM"
+-       depends on VGA_CONSOLE
+-       default n
+-       help
+-         The scrollback buffer of the standard VGA console is located in
+-	 the VGA RAM.  The size of this RAM is fixed and is quite small.
+-	 If you require a larger scrollback buffer, this can be placed in
+-	 System RAM which is dynamically allocated during initialization.
+-	 Placing the scrollback buffer in System RAM will slightly slow
+-	 down the console.
+-
+-	 If you want this feature, say 'Y' here and enter the amount of
+-	 RAM to allocate for this buffer.  If unsure, say 'N'.
+-
+-config VGACON_SOFT_SCROLLBACK_SIZE
+-       int "Scrollback Buffer Size (in KB)"
+-       depends on VGACON_SOFT_SCROLLBACK
+-       range 1 1024
+-       default "64"
+-       help
+-         Enter the amount of System RAM to allocate for the scrollback
+-	 buffer.  Each 64KB will give you approximately 16 80x25
+-	 screenfuls of scrollback buffer
+-
+ config MDA_CONSOLE
+ 	depends on !M68K && !PARISC && ISA
+ 	tristate "MDA text console (dual-headed)"
+diff --git a/drivers/video/console/bitblit.c b/drivers/video/console/bitblit.c
+index 05d1d36a56654..a7ab8323304da 100644
+--- a/drivers/video/console/bitblit.c
++++ b/drivers/video/console/bitblit.c
+@@ -234,7 +234,7 @@ static void bit_clear_margins(struct vc_data *vc, struct fb_info *info,
+ }
+ 
+ static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode,
+-		       int softback_lines, int fg, int bg)
++		       int fg, int bg)
+ {
+ 	struct fb_cursor cursor;
+ 	struct fbcon_ops *ops = info->fbcon_par;
+@@ -247,15 +247,6 @@ static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode,
+ 
+ 	cursor.set = 0;
+ 
+-	if (softback_lines) {
+-		if (y + softback_lines >= vc->vc_rows) {
+-			mode = CM_ERASE;
+-			ops->cursor_flash = 0;
+-			return;
+-		} else
+-			y += softback_lines;
+-	}
+-
+  	c = scr_readw((u16 *) vc->vc_pos);
+ 	attribute = get_attribute(info, c);
+ 	src = vc->vc_font.data + ((c & charmask) * (w * vc->vc_font.height));
+diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
+index fe0663787b3c9..e57fa26bcff19 100644
+--- a/drivers/video/console/fbcon.c
++++ b/drivers/video/console/fbcon.c
+@@ -101,12 +101,6 @@ static int logo_lines;
+ /* logo_shown is an index to vc_cons when >= 0; otherwise follows FBCON_LOGO
+    enums.  */
+ static int logo_shown = FBCON_LOGO_CANSHOW;
+-/* Software scrollback */
+-static int fbcon_softback_size = 32768;
+-static unsigned long softback_buf, softback_curr;
+-static unsigned long softback_in;
+-static unsigned long softback_top, softback_end;
+-static int softback_lines;
+ /* console mappings */
+ static int first_fb_vc;
+ static int last_fb_vc = MAX_NR_CONSOLES - 1;
+@@ -140,8 +134,6 @@ static int fbcon_has_sysfs;
+ 
+ static const struct consw fb_con;
+ 
+-#define CM_SOFTBACK	(8)
+-
+ #define advance_row(p, delta) (unsigned short *)((unsigned long)(p) + (delta) * vc->vc_size_row)
+ 
+ static int fbcon_set_origin(struct vc_data *);
+@@ -171,7 +163,6 @@ static void fbcon_bmove(struct vc_data *vc, int sy, int sx, int dy, int dx,
+ static int fbcon_switch(struct vc_data *vc);
+ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch);
+ static int fbcon_set_palette(struct vc_data *vc, unsigned char *table);
+-static int fbcon_scrolldelta(struct vc_data *vc, int lines);
+ 
+ /*
+  *  Internal routines
+@@ -350,18 +341,6 @@ static int get_color(struct vc_data *vc, struct fb_info *info,
+ 	return color;
+ }
+ 
+-static void fbcon_update_softback(struct vc_data *vc)
+-{
+-	int l = fbcon_softback_size / vc->vc_size_row;
+-
+-	if (l > 5)
+-		softback_end = softback_buf + l * vc->vc_size_row;
+-	else
+-		/* Smaller scrollback makes no sense, and 0 would screw
+-		   the operation totally */
+-		softback_top = 0;
+-}
+-
+ static void fb_flashcursor(struct work_struct *work)
+ {
+ 	struct fb_info *info = container_of(work, struct fb_info, queue);
+@@ -391,7 +370,7 @@ static void fb_flashcursor(struct work_struct *work)
+ 	c = scr_readw((u16 *) vc->vc_pos);
+ 	mode = (!ops->cursor_flash || ops->cursor_state.enable) ?
+ 		CM_ERASE : CM_DRAW;
+-	ops->cursor(vc, info, mode, softback_lines, get_color(vc, info, c, 1),
++	ops->cursor(vc, info, mode, get_color(vc, info, c, 1),
+ 		    get_color(vc, info, c, 0));
+ 	console_unlock();
+ }
+@@ -451,13 +430,7 @@ static int __init fb_console_setup(char *this_opt)
+ 		}
+ 		
+ 		if (!strncmp(options, "scrollback:", 11)) {
+-			options += 11;
+-			if (*options) {
+-				fbcon_softback_size = simple_strtoul(options, &options, 0);
+-				if (*options == 'k' || *options == 'K') {
+-					fbcon_softback_size *= 1024;
+-				}
+-			}
++			pr_warn("Ignoring scrollback size option\n");
+ 			continue;
+ 		}
+ 		
+@@ -962,31 +935,6 @@ static const char *fbcon_startup(void)
+ 	p->con_rotate = initial_rotation;
+ 	set_blitting_type(vc, info);
+ 
+-	if (info->fix.type != FB_TYPE_TEXT) {
+-		if (fbcon_softback_size) {
+-			if (!softback_buf) {
+-				softback_buf =
+-				    (unsigned long)
+-				    kmalloc(fbcon_softback_size,
+-					    GFP_KERNEL);
+-				if (!softback_buf) {
+-					fbcon_softback_size = 0;
+-					softback_top = 0;
+-				}
+-			}
+-		} else {
+-			if (softback_buf) {
+-				kfree((void *) softback_buf);
+-				softback_buf = 0;
+-				softback_top = 0;
+-			}
+-		}
+-		if (softback_buf)
+-			softback_in = softback_top = softback_curr =
+-			    softback_buf;
+-		softback_lines = 0;
+-	}
+-
+ 	/* Setup default font */
+ 	if (!p->fontdata && !vc->vc_font.data) {
+ 		if (!fontname[0] || !(font = find_font(fontname)))
+@@ -1149,9 +1097,6 @@ static void fbcon_init(struct vc_data *vc, int init)
+ 	if (logo)
+ 		fbcon_prepare_logo(vc, info, cols, rows, new_cols, new_rows);
+ 
+-	if (vc == svc && softback_buf)
+-		fbcon_update_softback(vc);
+-
+ 	if (ops->rotate_font && ops->rotate_font(info, vc)) {
+ 		ops->rotate = FB_ROTATE_UR;
+ 		set_blitting_type(vc, info);
+@@ -1311,7 +1256,6 @@ static void fbcon_cursor(struct vc_data *vc, int mode)
+ {
+ 	struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
+ 	struct fbcon_ops *ops = info->fbcon_par;
+-	int y;
+  	int c = scr_readw((u16 *) vc->vc_pos);
+ 
+ 	ops->cur_blink_jiffies = msecs_to_jiffies(vc->vc_cur_blink_ms);
+@@ -1325,16 +1269,8 @@ static void fbcon_cursor(struct vc_data *vc, int mode)
+ 		fbcon_add_cursor_timer(info);
+ 
+ 	ops->cursor_flash = (mode == CM_ERASE) ? 0 : 1;
+-	if (mode & CM_SOFTBACK) {
+-		mode &= ~CM_SOFTBACK;
+-		y = softback_lines;
+-	} else {
+-		if (softback_lines)
+-			fbcon_set_origin(vc);
+-		y = 0;
+-	}
+ 
+-	ops->cursor(vc, info, mode, y, get_color(vc, info, c, 1),
++	ops->cursor(vc, info, mode, get_color(vc, info, c, 1),
+ 		    get_color(vc, info, c, 0));
+ }
+ 
+@@ -1405,8 +1341,6 @@ static void fbcon_set_disp(struct fb_info *info, struct fb_var_screeninfo *var,
+ 
+ 	if (CON_IS_VISIBLE(vc)) {
+ 		update_screen(vc);
+-		if (softback_buf)
+-			fbcon_update_softback(vc);
+ 	}
+ }
+ 
+@@ -1544,99 +1478,6 @@ static __inline__ void ypan_down_redraw(struct vc_data *vc, int t, int count)
+ 	scrollback_current = 0;
+ }
+ 
+-static void fbcon_redraw_softback(struct vc_data *vc, struct display *p,
+-				  long delta)
+-{
+-	int count = vc->vc_rows;
+-	unsigned short *d, *s;
+-	unsigned long n;
+-	int line = 0;
+-
+-	d = (u16 *) softback_curr;
+-	if (d == (u16 *) softback_in)
+-		d = (u16 *) vc->vc_origin;
+-	n = softback_curr + delta * vc->vc_size_row;
+-	softback_lines -= delta;
+-	if (delta < 0) {
+-		if (softback_curr < softback_top && n < softback_buf) {
+-			n += softback_end - softback_buf;
+-			if (n < softback_top) {
+-				softback_lines -=
+-				    (softback_top - n) / vc->vc_size_row;
+-				n = softback_top;
+-			}
+-		} else if (softback_curr >= softback_top
+-			   && n < softback_top) {
+-			softback_lines -=
+-			    (softback_top - n) / vc->vc_size_row;
+-			n = softback_top;
+-		}
+-	} else {
+-		if (softback_curr > softback_in && n >= softback_end) {
+-			n += softback_buf - softback_end;
+-			if (n > softback_in) {
+-				n = softback_in;
+-				softback_lines = 0;
+-			}
+-		} else if (softback_curr <= softback_in && n > softback_in) {
+-			n = softback_in;
+-			softback_lines = 0;
+-		}
+-	}
+-	if (n == softback_curr)
+-		return;
+-	softback_curr = n;
+-	s = (u16 *) softback_curr;
+-	if (s == (u16 *) softback_in)
+-		s = (u16 *) vc->vc_origin;
+-	while (count--) {
+-		unsigned short *start;
+-		unsigned short *le;
+-		unsigned short c;
+-		int x = 0;
+-		unsigned short attr = 1;
+-
+-		start = s;
+-		le = advance_row(s, 1);
+-		do {
+-			c = scr_readw(s);
+-			if (attr != (c & 0xff00)) {
+-				attr = c & 0xff00;
+-				if (s > start) {
+-					fbcon_putcs(vc, start, s - start,
+-						    line, x);
+-					x += s - start;
+-					start = s;
+-				}
+-			}
+-			if (c == scr_readw(d)) {
+-				if (s > start) {
+-					fbcon_putcs(vc, start, s - start,
+-						    line, x);
+-					x += s - start + 1;
+-					start = s + 1;
+-				} else {
+-					x++;
+-					start++;
+-				}
+-			}
+-			s++;
+-			d++;
+-		} while (s < le);
+-		if (s > start)
+-			fbcon_putcs(vc, start, s - start, line, x);
+-		line++;
+-		if (d == (u16 *) softback_end)
+-			d = (u16 *) softback_buf;
+-		if (d == (u16 *) softback_in)
+-			d = (u16 *) vc->vc_origin;
+-		if (s == (u16 *) softback_end)
+-			s = (u16 *) softback_buf;
+-		if (s == (u16 *) softback_in)
+-			s = (u16 *) vc->vc_origin;
+-	}
+-}
+-
+ static void fbcon_redraw_move(struct vc_data *vc, struct display *p,
+ 			      int line, int count, int dy)
+ {
+@@ -1776,31 +1617,6 @@ static void fbcon_redraw(struct vc_data *vc, struct display *p,
+ 	}
+ }
+ 
+-static inline void fbcon_softback_note(struct vc_data *vc, int t,
+-				       int count)
+-{
+-	unsigned short *p;
+-
+-	if (vc->vc_num != fg_console)
+-		return;
+-	p = (unsigned short *) (vc->vc_origin + t * vc->vc_size_row);
+-
+-	while (count) {
+-		scr_memcpyw((u16 *) softback_in, p, vc->vc_size_row);
+-		count--;
+-		p = advance_row(p, 1);
+-		softback_in += vc->vc_size_row;
+-		if (softback_in == softback_end)
+-			softback_in = softback_buf;
+-		if (softback_in == softback_top) {
+-			softback_top += vc->vc_size_row;
+-			if (softback_top == softback_end)
+-				softback_top = softback_buf;
+-		}
+-	}
+-	softback_curr = softback_in;
+-}
+-
+ static int fbcon_scroll(struct vc_data *vc, int t, int b, int dir,
+ 			int count)
+ {
+@@ -1823,8 +1639,6 @@ static int fbcon_scroll(struct vc_data *vc, int t, int b, int dir,
+ 	case SM_UP:
+ 		if (count > vc->vc_rows)	/* Maximum realistic size */
+ 			count = vc->vc_rows;
+-		if (softback_top)
+-			fbcon_softback_note(vc, t, count);
+ 		if (logo_shown >= 0)
+ 			goto redraw_up;
+ 		switch (p->scrollmode) {
+@@ -2129,7 +1943,7 @@ static int fbcon_resize(struct vc_data *vc, unsigned int width,
+ 	struct fb_var_screeninfo var = info->var;
+ 	int x_diff, y_diff, virt_w, virt_h, virt_fw, virt_fh;
+ 
+-	if (ops->p && ops->p->userfont && FNTSIZE(vc->vc_font.data)) {
++	if (p->userfont && FNTSIZE(vc->vc_font.data)) {
+ 		int size;
+ 		int pitch = PITCH(vc->vc_font.width);
+ 
+@@ -2195,14 +2009,6 @@ static int fbcon_switch(struct vc_data *vc)
+ 	info = registered_fb[con2fb_map[vc->vc_num]];
+ 	ops = info->fbcon_par;
+ 
+-	if (softback_top) {
+-		if (softback_lines)
+-			fbcon_set_origin(vc);
+-		softback_top = softback_curr = softback_in = softback_buf;
+-		softback_lines = 0;
+-		fbcon_update_softback(vc);
+-	}
+-
+ 	if (logo_shown >= 0) {
+ 		struct vc_data *conp2 = vc_cons[logo_shown].d;
+ 
+@@ -2536,9 +2342,6 @@ static int fbcon_do_set_font(struct vc_data *vc, int w, int h,
+ 	int cnt;
+ 	char *old_data = NULL;
+ 
+-	if (CON_IS_VISIBLE(vc) && softback_lines)
+-		fbcon_set_origin(vc);
+-
+ 	resize = (w != vc->vc_font.width) || (h != vc->vc_font.height);
+ 	if (p->userfont)
+ 		old_data = vc->vc_font.data;
+@@ -2564,8 +2367,6 @@ static int fbcon_do_set_font(struct vc_data *vc, int w, int h,
+ 		cols /= w;
+ 		rows /= h;
+ 		vc_resize(vc, cols, rows);
+-		if (CON_IS_VISIBLE(vc) && softback_buf)
+-			fbcon_update_softback(vc);
+ 	} else if (CON_IS_VISIBLE(vc)
+ 		   && vc->vc_mode == KD_TEXT) {
+ 		fbcon_clear_margins(vc, 0);
+@@ -2723,19 +2524,7 @@ static int fbcon_set_palette(struct vc_data *vc, unsigned char *table)
+ 
+ static u16 *fbcon_screen_pos(struct vc_data *vc, int offset)
+ {
+-	unsigned long p;
+-	int line;
+-	
+-	if (vc->vc_num != fg_console || !softback_lines)
+-		return (u16 *) (vc->vc_origin + offset);
+-	line = offset / vc->vc_size_row;
+-	if (line >= softback_lines)
+-		return (u16 *) (vc->vc_origin + offset -
+-				softback_lines * vc->vc_size_row);
+-	p = softback_curr + offset;
+-	if (p >= softback_end)
+-		p += softback_buf - softback_end;
+-	return (u16 *) p;
++	return (u16 *) (vc->vc_origin + offset);
+ }
+ 
+ static unsigned long fbcon_getxy(struct vc_data *vc, unsigned long pos,
+@@ -2749,22 +2538,7 @@ static unsigned long fbcon_getxy(struct vc_data *vc, unsigned long pos,
+ 
+ 		x = offset % vc->vc_cols;
+ 		y = offset / vc->vc_cols;
+-		if (vc->vc_num == fg_console)
+-			y += softback_lines;
+ 		ret = pos + (vc->vc_cols - x) * 2;
+-	} else if (vc->vc_num == fg_console && softback_lines) {
+-		unsigned long offset = pos - softback_curr;
+-
+-		if (pos < softback_curr)
+-			offset += softback_end - softback_buf;
+-		offset /= 2;
+-		x = offset % vc->vc_cols;
+-		y = offset / vc->vc_cols;
+-		ret = pos + (vc->vc_cols - x) * 2;
+-		if (ret == softback_end)
+-			ret = softback_buf;
+-		if (ret == softback_in)
+-			ret = vc->vc_origin;
+ 	} else {
+ 		/* Should not happen */
+ 		x = y = 0;
+@@ -2792,107 +2566,11 @@ static void fbcon_invert_region(struct vc_data *vc, u16 * p, int cnt)
+ 			a = ((a) & 0x88ff) | (((a) & 0x7000) >> 4) |
+ 			    (((a) & 0x0700) << 4);
+ 		scr_writew(a, p++);
+-		if (p == (u16 *) softback_end)
+-			p = (u16 *) softback_buf;
+-		if (p == (u16 *) softback_in)
+-			p = (u16 *) vc->vc_origin;
+ 	}
+ }
+ 
+-static int fbcon_scrolldelta(struct vc_data *vc, int lines)
+-{
+-	struct fb_info *info = registered_fb[con2fb_map[fg_console]];
+-	struct fbcon_ops *ops = info->fbcon_par;
+-	struct display *disp = &fb_display[fg_console];
+-	int offset, limit, scrollback_old;
+-
+-	if (softback_top) {
+-		if (vc->vc_num != fg_console)
+-			return 0;
+-		if (vc->vc_mode != KD_TEXT || !lines)
+-			return 0;
+-		if (logo_shown >= 0) {
+-			struct vc_data *conp2 = vc_cons[logo_shown].d;
+-
+-			if (conp2->vc_top == logo_lines
+-			    && conp2->vc_bottom == conp2->vc_rows)
+-				conp2->vc_top = 0;
+-			if (logo_shown == vc->vc_num) {
+-				unsigned long p, q;
+-				int i;
+-
+-				p = softback_in;
+-				q = vc->vc_origin +
+-				    logo_lines * vc->vc_size_row;
+-				for (i = 0; i < logo_lines; i++) {
+-					if (p == softback_top)
+-						break;
+-					if (p == softback_buf)
+-						p = softback_end;
+-					p -= vc->vc_size_row;
+-					q -= vc->vc_size_row;
+-					scr_memcpyw((u16 *) q, (u16 *) p,
+-						    vc->vc_size_row);
+-				}
+-				softback_in = softback_curr = p;
+-				update_region(vc, vc->vc_origin,
+-					      logo_lines * vc->vc_cols);
+-			}
+-			logo_shown = FBCON_LOGO_CANSHOW;
+-		}
+-		fbcon_cursor(vc, CM_ERASE | CM_SOFTBACK);
+-		fbcon_redraw_softback(vc, disp, lines);
+-		fbcon_cursor(vc, CM_DRAW | CM_SOFTBACK);
+-		return 0;
+-	}
+-
+-	if (!scrollback_phys_max)
+-		return -ENOSYS;
+-
+-	scrollback_old = scrollback_current;
+-	scrollback_current -= lines;
+-	if (scrollback_current < 0)
+-		scrollback_current = 0;
+-	else if (scrollback_current > scrollback_max)
+-		scrollback_current = scrollback_max;
+-	if (scrollback_current == scrollback_old)
+-		return 0;
+-
+-	if (fbcon_is_inactive(vc, info))
+-		return 0;
+-
+-	fbcon_cursor(vc, CM_ERASE);
+-
+-	offset = disp->yscroll - scrollback_current;
+-	limit = disp->vrows;
+-	switch (disp->scrollmode) {
+-	case SCROLL_WRAP_MOVE:
+-		info->var.vmode |= FB_VMODE_YWRAP;
+-		break;
+-	case SCROLL_PAN_MOVE:
+-	case SCROLL_PAN_REDRAW:
+-		limit -= vc->vc_rows;
+-		info->var.vmode &= ~FB_VMODE_YWRAP;
+-		break;
+-	}
+-	if (offset < 0)
+-		offset += limit;
+-	else if (offset >= limit)
+-		offset -= limit;
+-
+-	ops->var.xoffset = 0;
+-	ops->var.yoffset = offset * vc->vc_font.height;
+-	ops->update_start(info);
+-
+-	if (!scrollback_current)
+-		fbcon_cursor(vc, CM_DRAW);
+-	return 0;
+-}
+-
+ static int fbcon_set_origin(struct vc_data *vc)
+ {
+-	if (softback_lines)
+-		fbcon_scrolldelta(vc, softback_lines);
+ 	return 0;
+ }
+ 
+@@ -2956,8 +2634,6 @@ static void fbcon_modechanged(struct fb_info *info)
+ 
+ 		fbcon_set_palette(vc, color_table);
+ 		update_screen(vc);
+-		if (softback_buf)
+-			fbcon_update_softback(vc);
+ 	}
+ }
+ 
+@@ -3378,7 +3054,6 @@ static const struct consw fb_con = {
+ 	.con_font_default	= fbcon_set_def_font,
+ 	.con_font_copy 		= fbcon_copy_font,
+ 	.con_set_palette 	= fbcon_set_palette,
+-	.con_scrolldelta 	= fbcon_scrolldelta,
+ 	.con_set_origin 	= fbcon_set_origin,
+ 	.con_invert_region 	= fbcon_invert_region,
+ 	.con_screen_pos 	= fbcon_screen_pos,
+@@ -3587,9 +3262,6 @@ static void fbcon_exit(void)
+ 	if (fbcon_has_exited)
+ 		return;
+ 
+-	kfree((void *)softback_buf);
+-	softback_buf = 0UL;
+-
+ 	for (i = 0; i < FB_MAX; i++) {
+ 		int pending = 0;
+ 
+diff --git a/drivers/video/console/fbcon.h b/drivers/video/console/fbcon.h
+index 7aaa4eabbba05..5ebdccd070eb8 100644
+--- a/drivers/video/console/fbcon.h
++++ b/drivers/video/console/fbcon.h
+@@ -62,7 +62,7 @@ struct fbcon_ops {
+ 	void (*clear_margins)(struct vc_data *vc, struct fb_info *info,
+ 			      int bottom_only);
+ 	void (*cursor)(struct vc_data *vc, struct fb_info *info, int mode,
+-		       int softback_lines, int fg, int bg);
++		       int fg, int bg);
+ 	int  (*update_start)(struct fb_info *info);
+ 	int  (*rotate_font)(struct fb_info *info, struct vc_data *vc);
+ 	struct fb_var_screeninfo var;  /* copy of the current fb_var_screeninfo */
+diff --git a/drivers/video/console/fbcon_ccw.c b/drivers/video/console/fbcon_ccw.c
+index 34da8bba9273a..5867027520058 100644
+--- a/drivers/video/console/fbcon_ccw.c
++++ b/drivers/video/console/fbcon_ccw.c
+@@ -219,7 +219,7 @@ static void ccw_clear_margins(struct vc_data *vc, struct fb_info *info,
+ }
+ 
+ static void ccw_cursor(struct vc_data *vc, struct fb_info *info, int mode,
+-		       int softback_lines, int fg, int bg)
++		       int fg, int bg)
+ {
+ 	struct fb_cursor cursor;
+ 	struct fbcon_ops *ops = info->fbcon_par;
+@@ -236,15 +236,6 @@ static void ccw_cursor(struct vc_data *vc, struct fb_info *info, int mode,
+ 
+ 	cursor.set = 0;
+ 
+-	if (softback_lines) {
+-		if (y + softback_lines >= vc->vc_rows) {
+-			mode = CM_ERASE;
+-			ops->cursor_flash = 0;
+-			return;
+-		} else
+-			y += softback_lines;
+-	}
+-
+  	c = scr_readw((u16 *) vc->vc_pos);
+ 	attribute = get_attribute(info, c);
+ 	src = ops->fontbuffer + ((c & charmask) * (w * vc->vc_font.width));
+diff --git a/drivers/video/console/fbcon_cw.c b/drivers/video/console/fbcon_cw.c
+index 0b552b3fc22ab..f5a1134049f83 100644
+--- a/drivers/video/console/fbcon_cw.c
++++ b/drivers/video/console/fbcon_cw.c
+@@ -202,7 +202,7 @@ static void cw_clear_margins(struct vc_data *vc, struct fb_info *info,
+ }
+ 
+ static void cw_cursor(struct vc_data *vc, struct fb_info *info, int mode,
+-		      int softback_lines, int fg, int bg)
++		      int fg, int bg)
+ {
+ 	struct fb_cursor cursor;
+ 	struct fbcon_ops *ops = info->fbcon_par;
+@@ -219,15 +219,6 @@ static void cw_cursor(struct vc_data *vc, struct fb_info *info, int mode,
+ 
+ 	cursor.set = 0;
+ 
+-	if (softback_lines) {
+-		if (y + softback_lines >= vc->vc_rows) {
+-			mode = CM_ERASE;
+-			ops->cursor_flash = 0;
+-			return;
+-		} else
+-			y += softback_lines;
+-	}
+-
+  	c = scr_readw((u16 *) vc->vc_pos);
+ 	attribute = get_attribute(info, c);
+ 	src = ops->fontbuffer + ((c & charmask) * (w * vc->vc_font.width));
+diff --git a/drivers/video/console/fbcon_ud.c b/drivers/video/console/fbcon_ud.c
+index 7f62efe2da526..cf8dac9ca2bbf 100644
+--- a/drivers/video/console/fbcon_ud.c
++++ b/drivers/video/console/fbcon_ud.c
+@@ -249,7 +249,7 @@ static void ud_clear_margins(struct vc_data *vc, struct fb_info *info,
+ }
+ 
+ static void ud_cursor(struct vc_data *vc, struct fb_info *info, int mode,
+-		      int softback_lines, int fg, int bg)
++		      int fg, int bg)
+ {
+ 	struct fb_cursor cursor;
+ 	struct fbcon_ops *ops = info->fbcon_par;
+@@ -267,15 +267,6 @@ static void ud_cursor(struct vc_data *vc, struct fb_info *info, int mode,
+ 
+ 	cursor.set = 0;
+ 
+-	if (softback_lines) {
+-		if (y + softback_lines >= vc->vc_rows) {
+-			mode = CM_ERASE;
+-			ops->cursor_flash = 0;
+-			return;
+-		} else
+-			y += softback_lines;
+-	}
+-
+  	c = scr_readw((u16 *) vc->vc_pos);
+ 	attribute = get_attribute(info, c);
+ 	src = ops->fontbuffer + ((c & charmask) * (w * vc->vc_font.height));
+diff --git a/drivers/video/console/tileblit.c b/drivers/video/console/tileblit.c
+index 15e8e1a89c45d..3c0b242dba5f0 100644
+--- a/drivers/video/console/tileblit.c
++++ b/drivers/video/console/tileblit.c
+@@ -80,7 +80,7 @@ static void tile_clear_margins(struct vc_data *vc, struct fb_info *info,
+ }
+ 
+ static void tile_cursor(struct vc_data *vc, struct fb_info *info, int mode,
+-			int softback_lines, int fg, int bg)
++			int fg, int bg)
+ {
+ 	struct fb_tilecursor cursor;
+ 	int use_sw = (vc->vc_cursor_type & 0x10);
+diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
+index edf0af8dd0a42..c35ae8c732f6d 100644
+--- a/drivers/video/console/vgacon.c
++++ b/drivers/video/console/vgacon.c
+@@ -180,159 +180,6 @@ static inline void vga_set_mem_top(struct vc_data *c)
+ 	write_vga(12, (c->vc_visible_origin - vga_vram_base) / 2);
+ }
+ 
+-#ifdef CONFIG_VGACON_SOFT_SCROLLBACK
+-/* software scrollback */
+-static void *vgacon_scrollback;
+-static int vgacon_scrollback_tail;
+-static int vgacon_scrollback_size;
+-static int vgacon_scrollback_rows;
+-static int vgacon_scrollback_cnt;
+-static int vgacon_scrollback_cur;
+-static int vgacon_scrollback_save;
+-static int vgacon_scrollback_restore;
+-
+-static void vgacon_scrollback_init(int pitch)
+-{
+-	int rows = CONFIG_VGACON_SOFT_SCROLLBACK_SIZE * 1024/pitch;
+-
+-	if (vgacon_scrollback) {
+-		vgacon_scrollback_cnt  = 0;
+-		vgacon_scrollback_tail = 0;
+-		vgacon_scrollback_cur  = 0;
+-		vgacon_scrollback_rows = rows - 1;
+-		vgacon_scrollback_size = rows * pitch;
+-	}
+-}
+-
+-static void vgacon_scrollback_startup(void)
+-{
+-	vgacon_scrollback = kcalloc(CONFIG_VGACON_SOFT_SCROLLBACK_SIZE, 1024, GFP_NOWAIT);
+-	vgacon_scrollback_init(vga_video_num_columns * 2);
+-}
+-
+-static void vgacon_scrollback_update(struct vc_data *c, int t, int count)
+-{
+-	void *p;
+-
+-	if (!vgacon_scrollback_size || c->vc_num != fg_console)
+-		return;
+-
+-	p = (void *) (c->vc_origin + t * c->vc_size_row);
+-
+-	while (count--) {
+-		if ((vgacon_scrollback_tail + c->vc_size_row) >
+-		    vgacon_scrollback_size)
+-			vgacon_scrollback_tail = 0;
+-
+-		scr_memcpyw(vgacon_scrollback + vgacon_scrollback_tail,
+-			    p, c->vc_size_row);
+-		vgacon_scrollback_cnt++;
+-		p += c->vc_size_row;
+-		vgacon_scrollback_tail += c->vc_size_row;
+-
+-		if (vgacon_scrollback_tail >= vgacon_scrollback_size)
+-			vgacon_scrollback_tail = 0;
+-
+-		if (vgacon_scrollback_cnt > vgacon_scrollback_rows)
+-			vgacon_scrollback_cnt = vgacon_scrollback_rows;
+-
+-		vgacon_scrollback_cur = vgacon_scrollback_cnt;
+-	}
+-}
+-
+-static void vgacon_restore_screen(struct vc_data *c)
+-{
+-	vgacon_scrollback_save = 0;
+-
+-	if (!vga_is_gfx && !vgacon_scrollback_restore) {
+-		scr_memcpyw((u16 *) c->vc_origin, (u16 *) c->vc_screenbuf,
+-			    c->vc_screenbuf_size > vga_vram_size ?
+-			    vga_vram_size : c->vc_screenbuf_size);
+-		vgacon_scrollback_restore = 1;
+-		vgacon_scrollback_cur = vgacon_scrollback_cnt;
+-	}
+-}
+-
+-static int vgacon_scrolldelta(struct vc_data *c, int lines)
+-{
+-	int start, end, count, soff;
+-
+-	if (!lines) {
+-		c->vc_visible_origin = c->vc_origin;
+-		vga_set_mem_top(c);
+-		return 1;
+-	}
+-
+-	if (!vgacon_scrollback)
+-		return 1;
+-
+-	if (!vgacon_scrollback_save) {
+-		vgacon_cursor(c, CM_ERASE);
+-		vgacon_save_screen(c);
+-		vgacon_scrollback_save = 1;
+-	}
+-
+-	vgacon_scrollback_restore = 0;
+-	start = vgacon_scrollback_cur + lines;
+-	end = start + abs(lines);
+-
+-	if (start < 0)
+-		start = 0;
+-
+-	if (start > vgacon_scrollback_cnt)
+-		start = vgacon_scrollback_cnt;
+-
+-	if (end < 0)
+-		end = 0;
+-
+-	if (end > vgacon_scrollback_cnt)
+-		end = vgacon_scrollback_cnt;
+-
+-	vgacon_scrollback_cur = start;
+-	count = end - start;
+-	soff = vgacon_scrollback_tail - ((vgacon_scrollback_cnt - end) *
+-					 c->vc_size_row);
+-	soff -= count * c->vc_size_row;
+-
+-	if (soff < 0)
+-		soff += vgacon_scrollback_size;
+-
+-	count = vgacon_scrollback_cnt - start;
+-
+-	if (count > c->vc_rows)
+-		count = c->vc_rows;
+-
+-	if (count) {
+-		int copysize;
+-
+-		int diff = c->vc_rows - count;
+-		void *d = (void *) c->vc_origin;
+-		void *s = (void *) c->vc_screenbuf;
+-
+-		count *= c->vc_size_row;
+-		/* how much memory to end of buffer left? */
+-		copysize = min(count, vgacon_scrollback_size - soff);
+-		scr_memcpyw(d, vgacon_scrollback + soff, copysize);
+-		d += copysize;
+-		count -= copysize;
+-
+-		if (count) {
+-			scr_memcpyw(d, vgacon_scrollback, count);
+-			d += count;
+-		}
+-
+-		if (diff)
+-			scr_memcpyw(d, s, diff * c->vc_size_row);
+-	} else
+-		vgacon_cursor(c, CM_MOVE);
+-
+-	return 1;
+-}
+-#else
+-#define vgacon_scrollback_startup(...) do { } while (0)
+-#define vgacon_scrollback_init(...)    do { } while (0)
+-#define vgacon_scrollback_update(...)  do { } while (0)
+-
+ static void vgacon_restore_screen(struct vc_data *c)
+ {
+ 	if (c->vc_origin != c->vc_visible_origin)
+@@ -369,7 +216,6 @@ static int vgacon_scrolldelta(struct vc_data *c, int lines)
+ 	vga_set_mem_top(c);
+ 	return 1;
+ }
+-#endif /* CONFIG_VGACON_SOFT_SCROLLBACK */
+ 
+ static const char *vgacon_startup(void)
+ {
+@@ -566,10 +412,7 @@ static const char *vgacon_startup(void)
+ 	vgacon_xres = screen_info.orig_video_cols * VGA_FONTWIDTH;
+ 	vgacon_yres = vga_scan_lines;
+ 
+-	if (!vga_init_done) {
+-		vgacon_scrollback_startup();
+-		vga_init_done = 1;
+-	}
++	vga_init_done = 1;
+ 
+ 	return display_desc;
+ }
+@@ -865,7 +708,6 @@ static int vgacon_switch(struct vc_data *c)
+ 			vgacon_doresize(c, c->vc_cols, c->vc_rows);
+ 	}
+ 
+-	vgacon_scrollback_init(c->vc_size_row);
+ 	return 0;		/* Redrawing not needed */
+ }
+ 
+@@ -1398,7 +1240,6 @@ static int vgacon_scroll(struct vc_data *c, int t, int b, int dir,
+ 	oldo = c->vc_origin;
+ 	delta = lines * c->vc_size_row;
+ 	if (dir == SM_UP) {
+-		vgacon_scrollback_update(c, t, lines);
+ 		if (c->vc_scr_end + delta >= vga_vram_end) {
+ 			scr_memcpyw((u16 *) vga_vram_base,
+ 				    (u16 *) (oldo + delta),
+diff --git a/drivers/video/fbdev/vga16fb.c b/drivers/video/fbdev/vga16fb.c
+index 283d335a759fe..1acdb41a8a7c3 100644
+--- a/drivers/video/fbdev/vga16fb.c
++++ b/drivers/video/fbdev/vga16fb.c
+@@ -1122,7 +1122,7 @@ static void vga_8planes_imageblit(struct fb_info *info, const struct fb_image *i
+         char oldop = setop(0);
+         char oldsr = setsr(0);
+         char oldmask = selectmask();
+-        const char *cdat = image->data;
++	const unsigned char *cdat = image->data;
+ 	u32 dx = image->dx;
+         char __iomem *where;
+         int y;
+diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
+index 91a45ef69152d..67366515a29d2 100644
+--- a/fs/btrfs/ioctl.c
++++ b/fs/btrfs/ioctl.c
+@@ -2129,7 +2129,8 @@ static noinline int search_ioctl(struct inode *inode,
+ 	key.offset = sk->min_offset;
+ 
+ 	while (1) {
+-		ret = fault_in_pages_writeable(ubuf, *buf_size - sk_offset);
++		ret = fault_in_pages_writeable(ubuf + sk_offset,
++					       *buf_size - sk_offset);
+ 		if (ret)
+ 			break;
+ 
+diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
+index ca1702cefb852..64d15c2662db6 100644
+--- a/fs/nfs/nfs4proc.c
++++ b/fs/nfs/nfs4proc.c
+@@ -6171,7 +6171,12 @@ int nfs4_lock_delegation_recall(struct file_lock *fl, struct nfs4_state *state,
+ 	err = nfs4_set_lock_state(state, fl);
+ 	if (err != 0)
+ 		return err;
+-	err = _nfs4_do_setlk(state, F_SETLK, fl, NFS_LOCK_NEW);
++	do {
++		err = _nfs4_do_setlk(state, F_SETLK, fl, NFS_LOCK_NEW);
++		if (err != -NFS4ERR_DELAY)
++			break;
++		ssleep(1);
++	} while (err == -NFS4ERR_DELAY);
+ 	return nfs4_handle_delegation_recall_error(server, state, stateid, fl, err);
+ }
+ 
+diff --git a/fs/xfs/libxfs/xfs_attr_leaf.c b/fs/xfs/libxfs/xfs_attr_leaf.c
+index 445a3f2f871fb..da8747b870df3 100644
+--- a/fs/xfs/libxfs/xfs_attr_leaf.c
++++ b/fs/xfs/libxfs/xfs_attr_leaf.c
+@@ -514,8 +514,8 @@ xfs_attr_shortform_create(xfs_da_args_t *args)
+ 		ASSERT(ifp->if_flags & XFS_IFINLINE);
+ 	}
+ 	xfs_idata_realloc(dp, sizeof(*hdr), XFS_ATTR_FORK);
+-	hdr = (xfs_attr_sf_hdr_t *)ifp->if_u1.if_data;
+-	hdr->count = 0;
++	hdr = (struct xfs_attr_sf_hdr *)ifp->if_u1.if_data;
++	memset(hdr, 0, sizeof(*hdr));
+ 	hdr->totsize = cpu_to_be16(sizeof(*hdr));
+ 	xfs_trans_log_inode(args->trans, dp, XFS_ILOG_CORE | XFS_ILOG_ADATA);
+ }
+diff --git a/include/linux/i2c-algo-pca.h b/include/linux/i2c-algo-pca.h
+index a3c3ecd59f08c..7a43afd273655 100644
+--- a/include/linux/i2c-algo-pca.h
++++ b/include/linux/i2c-algo-pca.h
+@@ -52,6 +52,20 @@
+ #define I2C_PCA_CON_SI		0x08 /* Serial Interrupt */
+ #define I2C_PCA_CON_CR		0x07 /* Clock Rate (MASK) */
+ 
++/**
++ * struct pca_i2c_bus_settings - The configured PCA i2c bus settings
++ * @mode: Configured i2c bus mode
++ * @tlow: Configured SCL LOW period
++ * @thi: Configured SCL HIGH period
++ * @clock_freq: The configured clock frequency
++ */
++struct pca_i2c_bus_settings {
++	int mode;
++	int tlow;
++	int thi;
++	int clock_freq;
++};
++
+ struct i2c_algo_pca_data {
+ 	void 				*data;	/* private low level data */
+ 	void (*write_byte)		(void *data, int reg, int val);
+@@ -63,6 +77,7 @@ struct i2c_algo_pca_data {
+ 	 * For PCA9665, use the frequency you want here. */
+ 	unsigned int			i2c_clock;
+ 	unsigned int			chip;
++	struct pca_i2c_bus_settings		bus_settings;
+ };
+ 
+ int i2c_pca_add_bus(struct i2c_adapter *);
+diff --git a/include/linux/usb.h b/include/linux/usb.h
+index 55ea5d625cdf3..6ea595997df25 100644
+--- a/include/linux/usb.h
++++ b/include/linux/usb.h
+@@ -97,6 +97,41 @@ enum usb_interface_condition {
+ 	USB_INTERFACE_UNBINDING,
+ };
+ 
++int __must_check
++usb_find_common_endpoints(struct usb_host_interface *alt,
++		struct usb_endpoint_descriptor **bulk_in,
++		struct usb_endpoint_descriptor **bulk_out,
++		struct usb_endpoint_descriptor **int_in,
++		struct usb_endpoint_descriptor **int_out);
++
++static inline int __must_check
++usb_find_bulk_in_endpoint(struct usb_host_interface *alt,
++		struct usb_endpoint_descriptor **bulk_in)
++{
++	return usb_find_common_endpoints(alt, bulk_in, NULL, NULL, NULL);
++}
++
++static inline int __must_check
++usb_find_bulk_out_endpoint(struct usb_host_interface *alt,
++		struct usb_endpoint_descriptor **bulk_out)
++{
++	return usb_find_common_endpoints(alt, NULL, bulk_out, NULL, NULL);
++}
++
++static inline int __must_check
++usb_find_int_in_endpoint(struct usb_host_interface *alt,
++		struct usb_endpoint_descriptor **int_in)
++{
++	return usb_find_common_endpoints(alt, NULL, NULL, int_in, NULL);
++}
++
++static inline int __must_check
++usb_find_int_out_endpoint(struct usb_host_interface *alt,
++		struct usb_endpoint_descriptor **int_out)
++{
++	return usb_find_common_endpoints(alt, NULL, NULL, NULL, int_out);
++}
++
+ /**
+  * struct usb_interface - what usb device drivers talk to
+  * @altsetting: array of interface structures, one for each alternate
+diff --git a/kernel/gcov/gcc_4_7.c b/kernel/gcov/gcc_4_7.c
+index 46a18e72bce61..6d5ef6220afe7 100644
+--- a/kernel/gcov/gcc_4_7.c
++++ b/kernel/gcov/gcc_4_7.c
+@@ -18,7 +18,9 @@
+ #include <linux/vmalloc.h>
+ #include "gcov.h"
+ 
+-#if (__GNUC__ >= 7)
++#if (__GNUC__ >= 10)
++#define GCOV_COUNTERS			8
++#elif (__GNUC__ >= 7)
+ #define GCOV_COUNTERS			9
+ #elif (__GNUC__ > 5) || (__GNUC__ == 5 && __GNUC_MINOR__ >= 1)
+ #define GCOV_COUNTERS			10
+diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c
+index c89626b2afffb..696381a516341 100644
+--- a/net/sunrpc/rpcb_clnt.c
++++ b/net/sunrpc/rpcb_clnt.c
+@@ -977,8 +977,8 @@ static int rpcb_dec_getaddr(struct rpc_rqst *req, struct xdr_stream *xdr,
+ 	p = xdr_inline_decode(xdr, len);
+ 	if (unlikely(p == NULL))
+ 		goto out_fail;
+-	dprintk("RPC: %5u RPCB_%s reply: %s\n", req->rq_task->tk_pid,
+-			req->rq_task->tk_msg.rpc_proc->p_name, (char *)p);
++	dprintk("RPC: %5u RPCB_%s reply: %*pE\n", req->rq_task->tk_pid,
++			req->rq_task->tk_msg.rpc_proc->p_name, len, (char *)p);
+ 
+ 	if (rpc_uaddr2sockaddr(req->rq_xprt->xprt_net, (char *)p, len,
+ 				sap, sizeof(address)) == 0)
+diff --git a/sound/hda/hdac_device.c b/sound/hda/hdac_device.c
+index e361024eabb63..020ec48f39048 100644
+--- a/sound/hda/hdac_device.c
++++ b/sound/hda/hdac_device.c
+@@ -123,6 +123,8 @@ EXPORT_SYMBOL_GPL(snd_hdac_device_init);
+ void snd_hdac_device_exit(struct hdac_device *codec)
+ {
+ 	pm_runtime_put_noidle(&codec->dev);
++	/* keep balance of runtime PM child_count in parent device */
++	pm_runtime_set_suspended(&codec->dev);
+ 	snd_hdac_bus_remove_device(codec->bus, codec);
+ 	kfree(codec->vendor_name);
+ 	kfree(codec->chip_name);
+diff --git a/tools/perf/tests/pmu.c b/tools/perf/tests/pmu.c
+index b776831ceeeac..4ca6d4dc86612 100644
+--- a/tools/perf/tests/pmu.c
++++ b/tools/perf/tests/pmu.c
+@@ -169,6 +169,7 @@ int test__pmu(void)
+ 		ret = 0;
+ 	} while (0);
+ 
++	perf_pmu__del_formats(&formats);
+ 	test_format_dir_put(format);
+ 	return ret;
+ }
+diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
+index 5245fbd091067..8d99b6d9c36ae 100644
+--- a/tools/perf/util/pmu.c
++++ b/tools/perf/util/pmu.c
+@@ -921,6 +921,17 @@ void perf_pmu__set_format(unsigned long *bits, long from, long to)
+ 		set_bit(b, bits);
+ }
+ 
++void perf_pmu__del_formats(struct list_head *formats)
++{
++	struct perf_pmu_format *fmt, *tmp;
++
++	list_for_each_entry_safe(fmt, tmp, formats, list) {
++		list_del(&fmt->list);
++		free(fmt->name);
++		free(fmt);
++	}
++}
++
+ static int sub_non_neg(int a, int b)
+ {
+ 	if (b > a)
+diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h
+index 5d7e84466bee5..6789b1efc7d6e 100644
+--- a/tools/perf/util/pmu.h
++++ b/tools/perf/util/pmu.h
+@@ -66,6 +66,7 @@ int perf_pmu__new_format(struct list_head *list, char *name,
+ 			 int config, unsigned long *bits);
+ void perf_pmu__set_format(unsigned long *bits, long from, long to);
+ int perf_pmu__format_parse(char *dir, struct list_head *head);
++void perf_pmu__del_formats(struct list_head *formats);
+ 
+ struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
+