Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs:
  net/9p: handle correctly interrupted 9P requests
  net/9p: return error when p9_client_stat fails
  net/9p: set correct stat size when sending Twstat messages
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index fe8041e..b25e9b6 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -254,6 +254,14 @@
 		brq.data.blocks = req->nr_sectors;
 
 		/*
+		 * The block layer doesn't support all sector count
+		 * restrictions, so we need to be prepared for too big
+		 * requests.
+		 */
+		if (brq.data.blocks > card->host->max_blk_count)
+			brq.data.blocks = card->host->max_blk_count;
+
+		/*
 		 * After a read error, we redo the request one sector at a time
 		 * in order to accurately determine which sectors can be read
 		 * successfully.
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index fa073ab..2649117 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -706,7 +706,7 @@
 	 * This delay should be sufficient to allow the power supply
 	 * to reach the minimum voltage.
 	 */
-	mmc_delay(2);
+	mmc_delay(10);
 
 	host->ios.clock = host->f_min;
 	host->ios.power_mode = MMC_POWER_ON;
@@ -716,7 +716,7 @@
 	 * This delay must be at least 74 clock sizes, or 1 ms, or the
 	 * time required to reach a stable voltage.
 	 */
-	mmc_delay(2);
+	mmc_delay(10);
 }
 
 static void mmc_power_off(struct mmc_host *host)
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index a663429..36875dc 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -514,6 +514,7 @@
 	}
 
 	host = mmc_priv(mmc);
+	host->mmc = mmc;
 	/* Bits 12 thru 19 is the designer */
 	host->hw_designer = (dev->periphid >> 12) & 0xff;
 	/* Bits 20 thru 23 is the revison */
@@ -545,7 +546,6 @@
 		host->mclk = clk_get_rate(host->clk);
 		DBG(host, "eventual mclk rate: %u Hz\n", host->mclk);
 	}
-	host->mmc = mmc;
 	host->base = ioremap(dev->res.start, SZ_4K);
 	if (!host->base) {
 		ret = -ENOMEM;
diff --git a/drivers/mmc/host/mvsdio.c b/drivers/mmc/host/mvsdio.c
index b5c375d..c643d0f 100644
--- a/drivers/mmc/host/mvsdio.c
+++ b/drivers/mmc/host/mvsdio.c
@@ -825,24 +825,23 @@
 }
 
 #ifdef CONFIG_PM
-static int mvsd_suspend(struct platform_device *dev, pm_message_t state,
-			   u32 level)
+static int mvsd_suspend(struct platform_device *dev, pm_message_t state)
 {
 	struct mmc_host *mmc = platform_get_drvdata(dev);
 	int ret = 0;
 
-	if (mmc && level == SUSPEND_DISABLE)
+	if (mmc)
 		ret = mmc_suspend_host(mmc, state);
 
 	return ret;
 }
 
-static int mvsd_resume(struct platform_device *dev, u32 level)
+static int mvsd_resume(struct platform_device *dev)
 {
-	struct mmc_host *mmc = platform_dev_get_drvdata(dev);
+	struct mmc_host *mmc = platform_get_drvdata(dev);
 	int ret = 0;
 
-	if (mmc && level == RESUME_ENABLE)
+	if (mmc)
 		ret = mmc_resume_host(mmc);
 
 	return ret;
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index cd37962..65be279 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -522,8 +522,8 @@
 
 	host = sdhci_alloc_host(&pdev->dev, sizeof(struct sdhci_pci_slot));
 	if (IS_ERR(host)) {
-		ret = PTR_ERR(host);
-		goto unmap;
+		dev_err(&pdev->dev, "cannot allocate host\n");
+		return ERR_PTR(PTR_ERR(host));
 	}
 
 	slot = sdhci_priv(host);
@@ -541,7 +541,7 @@
 	ret = pci_request_region(pdev, bar, mmc_hostname(host->mmc));
 	if (ret) {
 		dev_err(&pdev->dev, "cannot request region\n");
-		return ERR_PTR(ret);
+		goto free;
 	}
 
 	addr = pci_resource_start(pdev, bar);
@@ -572,6 +572,8 @@
 
 release:
 	pci_release_region(pdev, bar);
+
+free:
 	sdhci_free_host(host);
 
 	return ERR_PTR(ret);
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index f20a834..65c6f99 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -125,7 +125,7 @@
 #define  SDHCI_INT_DATA_MASK	(SDHCI_INT_DATA_END | SDHCI_INT_DMA_END | \
 		SDHCI_INT_DATA_AVAIL | SDHCI_INT_SPACE_AVAIL | \
 		SDHCI_INT_DATA_TIMEOUT | SDHCI_INT_DATA_CRC | \
-		SDHCI_INT_DATA_END_BIT)
+		SDHCI_INT_DATA_END_BIT | SDHCI_ADMA_ERROR)
 #define SDHCI_INT_ALL_MASK	((unsigned int)-1)
 
 #define SDHCI_ACMD12_ERR	0x3C
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 5a97bcf..ec7e27d 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -517,10 +517,10 @@
 
 	ret = nfs_updatepage(filp, page, 0, pagelen);
 out_unlock:
+	if (!ret)
+		return VM_FAULT_LOCKED;
 	unlock_page(page);
-	if (ret)
-		ret = VM_FAULT_SIGBUS;
-	return ret;
+	return VM_FAULT_SIGBUS;
 }
 
 static struct vm_operations_struct nfs_file_vm_ops = {
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 7e4877d..725a650 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -80,6 +80,7 @@
 #include <linux/delayacct.h>
 #include <linux/seq_file.h>
 #include <linux/pid_namespace.h>
+#include <linux/ptrace.h>
 #include <linux/tracehook.h>
 
 #include <asm/pgtable.h>
@@ -352,6 +353,7 @@
 	char state;
 	pid_t ppid = 0, pgid = -1, sid = -1;
 	int num_threads = 0;
+	int permitted;
 	struct mm_struct *mm;
 	unsigned long long start_time;
 	unsigned long cmin_flt = 0, cmaj_flt = 0;
@@ -364,11 +366,14 @@
 
 	state = *get_task_state(task);
 	vsize = eip = esp = 0;
+	permitted = ptrace_may_access(task, PTRACE_MODE_READ);
 	mm = get_task_mm(task);
 	if (mm) {
 		vsize = task_vsize(mm);
-		eip = KSTK_EIP(task);
-		esp = KSTK_ESP(task);
+		if (permitted) {
+			eip = KSTK_EIP(task);
+			esp = KSTK_ESP(task);
+		}
 	}
 
 	get_task_comm(tcomm, task);
@@ -424,7 +429,7 @@
 		unlock_task_sighand(task, &flags);
 	}
 
-	if (!whole || num_threads < 2)
+	if (permitted && (!whole || num_threads < 2))
 		wchan = get_wchan(task);
 	if (!whole) {
 		min_flt = task->min_flt;
@@ -476,7 +481,7 @@
 		rsslim,
 		mm ? mm->start_code : 0,
 		mm ? mm->end_code : 0,
-		mm ? mm->start_stack : 0,
+		(permitted && mm) ? mm->start_stack : 0,
 		esp,
 		eip,
 		/* The signal information here is obsolete.
diff --git a/fs/proc/base.c b/fs/proc/base.c
index aa763ab..fb45615 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -322,7 +322,10 @@
 	wchan = get_wchan(task);
 
 	if (lookup_symbol_name(wchan, symname) < 0)
-		return sprintf(buffer, "%lu", wchan);
+		if (!ptrace_may_access(task, PTRACE_MODE_READ))
+			return 0;
+		else
+			return sprintf(buffer, "%lu", wchan);
 	else
 		return sprintf(buffer, "%s", symname);
 }
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index 63d088f..a2a792c 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -249,6 +249,12 @@
 			new_hw_ptr = hw_base + pos;
 		}
 	}
+	/* Skip the jiffies check for hardwares with BATCH flag.
+	 * Such hardware usually just increases the position at each IRQ,
+	 * thus it can't give any strange position.
+	 */
+	if (runtime->hw.info & SNDRV_PCM_INFO_BATCH)
+		goto no_jiffies_check;
 	hdelta = new_hw_ptr - old_hw_ptr;
 	jdelta = jiffies - runtime->hw_ptr_jiffies;
 	if (((hdelta * HZ) / runtime->rate) > jdelta + HZ/100) {
@@ -272,6 +278,7 @@
 		hw_base -= hw_base % runtime->buffer_size;
 		delta = 0;
 	}
+ no_jiffies_check:
 	if (delta > runtime->period_size + runtime->period_size / 2) {
 		hw_ptr_error(substream,
 			     "Lost interrupts? "
diff --git a/sound/isa/msnd/msnd.c b/sound/isa/msnd/msnd.c
index 9064544..3a1526a 100644
--- a/sound/isa/msnd/msnd.c
+++ b/sound/isa/msnd/msnd.c
@@ -438,7 +438,8 @@
 static struct snd_pcm_hardware snd_msnd_playback = {
 	.info =			SNDRV_PCM_INFO_MMAP |
 				SNDRV_PCM_INFO_INTERLEAVED |
-				SNDRV_PCM_INFO_MMAP_VALID,
+				SNDRV_PCM_INFO_MMAP_VALID |
+				SNDRV_PCM_INFO_BATCH,
 	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
 	.rates =		SNDRV_PCM_RATE_8000_48000,
 	.rate_min =		8000,
@@ -456,7 +457,8 @@
 static struct snd_pcm_hardware snd_msnd_capture = {
 	.info =			SNDRV_PCM_INFO_MMAP |
 				SNDRV_PCM_INFO_INTERLEAVED |
-				SNDRV_PCM_INFO_MMAP_VALID,
+				SNDRV_PCM_INFO_MMAP_VALID |
+				SNDRV_PCM_INFO_BATCH,
 	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
 	.rates =		SNDRV_PCM_RATE_8000_48000,
 	.rate_min =		8000,
diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c
index a299340..ce3f2e9 100644
--- a/sound/pci/bt87x.c
+++ b/sound/pci/bt87x.c
@@ -349,7 +349,8 @@
 	.info = SNDRV_PCM_INFO_MMAP |
 		SNDRV_PCM_INFO_INTERLEAVED |
 		SNDRV_PCM_INFO_BLOCK_TRANSFER |
-		SNDRV_PCM_INFO_MMAP_VALID,
+		SNDRV_PCM_INFO_MMAP_VALID |
+		SNDRV_PCM_INFO_BATCH,
 	.formats = SNDRV_PCM_FMTBIT_S16_LE,
 	.rates = 0, /* set at runtime */
 	.channels_min = 2,
@@ -365,7 +366,8 @@
 	.info = SNDRV_PCM_INFO_MMAP |
 		SNDRV_PCM_INFO_INTERLEAVED |
 		SNDRV_PCM_INFO_BLOCK_TRANSFER |
-		SNDRV_PCM_INFO_MMAP_VALID,
+		SNDRV_PCM_INFO_MMAP_VALID |
+		SNDRV_PCM_INFO_BATCH,
 	.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8,
 	.rates = SNDRV_PCM_RATE_KNOT,
 	.rate_min = ANALOG_CLOCK / CLOCK_DIV_MAX,
diff --git a/sound/pci/echoaudio/indigodjx.c b/sound/pci/echoaudio/indigodjx.c
index 3482ef6..2e44316 100644
--- a/sound/pci/echoaudio/indigodjx.c
+++ b/sound/pci/echoaudio/indigodjx.c
@@ -88,6 +88,7 @@
 	.rates = 	SNDRV_PCM_RATE_32000 |
 			SNDRV_PCM_RATE_44100 |
 			SNDRV_PCM_RATE_48000 |
+			SNDRV_PCM_RATE_64000 |
 			SNDRV_PCM_RATE_88200 |
 			SNDRV_PCM_RATE_96000,
 	.rate_min = 32000,
diff --git a/sound/pci/echoaudio/indigoiox.c b/sound/pci/echoaudio/indigoiox.c
index aebee27..eb3819f 100644
--- a/sound/pci/echoaudio/indigoiox.c
+++ b/sound/pci/echoaudio/indigoiox.c
@@ -89,6 +89,7 @@
 	.rates = 	SNDRV_PCM_RATE_32000 |
 			SNDRV_PCM_RATE_44100 |
 			SNDRV_PCM_RATE_48000 |
+			SNDRV_PCM_RATE_64000 |
 			SNDRV_PCM_RATE_88200 |
 			SNDRV_PCM_RATE_96000,
 	.rate_min = 32000,
diff --git a/sound/pci/korg1212/korg1212.c b/sound/pci/korg1212/korg1212.c
index 8b79969..7cc38a1 100644
--- a/sound/pci/korg1212/korg1212.c
+++ b/sound/pci/korg1212/korg1212.c
@@ -1238,7 +1238,8 @@
 {
 	.info =              (SNDRV_PCM_INFO_MMAP |
                               SNDRV_PCM_INFO_MMAP_VALID |
-                              SNDRV_PCM_INFO_INTERLEAVED),
+			      SNDRV_PCM_INFO_INTERLEAVED |
+			      SNDRV_PCM_INFO_BATCH),
 	.formats =	      SNDRV_PCM_FMTBIT_S16_LE,
         .rates =              (SNDRV_PCM_RATE_44100 |
                               SNDRV_PCM_RATE_48000),
@@ -1258,7 +1259,8 @@
 {
         .info =              (SNDRV_PCM_INFO_MMAP |
                               SNDRV_PCM_INFO_MMAP_VALID |
-                              SNDRV_PCM_INFO_INTERLEAVED),
+			      SNDRV_PCM_INFO_INTERLEAVED |
+			      SNDRV_PCM_INFO_BATCH),
         .formats =	      SNDRV_PCM_FMTBIT_S16_LE,
         .rates =	      (SNDRV_PCM_RATE_44100 |
                               SNDRV_PCM_RATE_48000),
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c b/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c
index 01066c9..d057e64 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c
@@ -240,7 +240,8 @@
 static struct snd_pcm_hardware pdacf_pcm_capture_hw = {
 	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
-				 SNDRV_PCM_INFO_MMAP_VALID),
+				 SNDRV_PCM_INFO_MMAP_VALID |
+				 SNDRV_PCM_INFO_BATCH),
 	.formats =		SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE |
 				SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S24_3BE |
 				SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S32_BE,
diff --git a/sound/soc/au1x/dbdma2.c b/sound/soc/au1x/dbdma2.c
index 30490a2..594c6c5 100644
--- a/sound/soc/au1x/dbdma2.c
+++ b/sound/soc/au1x/dbdma2.c
@@ -82,7 +82,7 @@
 /* PCM hardware DMA capabilities - platform specific */
 static const struct snd_pcm_hardware au1xpsc_pcm_hardware = {
 	.info		  = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |
-			    SNDRV_PCM_INFO_INTERLEAVED,
+			    SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BATCH,
 	.formats	  = AU1XPSC_PCM_FMTS,
 	.period_bytes_min = AU1XPSC_PERIOD_MIN_BYTES,
 	.period_bytes_max = 4096 * 1024 - 1,
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index 921b205..df7c8c2 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -836,6 +836,12 @@
 static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1);
 
 /*
+ * Gain control for earpiece amplifier
+ * 0 dB to 12 dB in 6 dB steps (mute instead of -6)
+ */
+static DECLARE_TLV_DB_SCALE(output_ear_tvl, -600, 600, 1);
+
+/*
  * Capture gain after the ADCs
  * from 0 dB to 31 dB in 1 dB steps
  */
@@ -900,7 +906,7 @@
 		4, 3, 0, output_tvl),
 
 	SOC_SINGLE_TLV_TWL4030("Earpiece Playback Volume",
-		TWL4030_REG_EAR_CTL, 4, 3, 0, output_tvl),
+		TWL4030_REG_EAR_CTL, 4, 3, 0, output_ear_tvl),
 
 	/* Common capture gain controls */
 	SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume",
diff --git a/sound/soc/codecs/wm8350.c b/sound/soc/codecs/wm8350.c
index 3b1d099..0275321 100644
--- a/sound/soc/codecs/wm8350.c
+++ b/sound/soc/codecs/wm8350.c
@@ -968,7 +968,7 @@
 	 * required for LRC in master mode. The DACs or ADCs need a
 	 * valid audio path i.e. pin -> ADC or DAC -> pin before
 	 * the LRC will be enabled in master mode. */
-	if (!master && cmd != SNDRV_PCM_TRIGGER_START)
+	if (!master || cmd != SNDRV_PCM_TRIGGER_START)
 		return 0;
 
 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
diff --git a/sound/soc/fsl/mpc5200_psc_i2s.c b/sound/soc/fsl/mpc5200_psc_i2s.c
index 3aa729d..1111c71 100644
--- a/sound/soc/fsl/mpc5200_psc_i2s.c
+++ b/sound/soc/fsl/mpc5200_psc_i2s.c
@@ -504,7 +504,8 @@
 
 static const struct snd_pcm_hardware psc_i2s_pcm_hardware = {
 	.info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |
-		SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER,
+		SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER |
+		SNDRV_PCM_INFO_BATCH,
 	.formats = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_BE |
 		   SNDRV_PCM_FMTBIT_S24_BE | SNDRV_PCM_FMTBIT_S32_BE,
 	.rate_min = 8000,
diff --git a/sound/soc/sh/dma-sh7760.c b/sound/soc/sh/dma-sh7760.c
index 0dad3a0..baddb12 100644
--- a/sound/soc/sh/dma-sh7760.c
+++ b/sound/soc/sh/dma-sh7760.c
@@ -103,7 +103,8 @@
 	.info = (SNDRV_PCM_INFO_MMAP |
 		SNDRV_PCM_INFO_INTERLEAVED |
 		SNDRV_PCM_INFO_BLOCK_TRANSFER |
-		SNDRV_PCM_INFO_MMAP_VALID),
+		SNDRV_PCM_INFO_MMAP_VALID |
+		SNDRV_PCM_INFO_BATCH),
 	.formats =	DMABRG_FMTS,
 	.rates =	DMABRG_RATES,
 	.rate_min =		8000,
diff --git a/sound/sparc/dbri.c b/sound/sparc/dbri.c
index af95ff1..1d2e51b 100644
--- a/sound/sparc/dbri.c
+++ b/sound/sparc/dbri.c
@@ -1975,7 +1975,8 @@
 	.info		= SNDRV_PCM_INFO_MMAP |
 			  SNDRV_PCM_INFO_INTERLEAVED |
 			  SNDRV_PCM_INFO_BLOCK_TRANSFER |
-			  SNDRV_PCM_INFO_MMAP_VALID,
+			  SNDRV_PCM_INFO_MMAP_VALID |
+			  SNDRV_PCM_INFO_BATCH,
 	.formats	= SNDRV_PCM_FMTBIT_MU_LAW |
 			  SNDRV_PCM_FMTBIT_A_LAW |
 			  SNDRV_PCM_FMTBIT_U8 |
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c
index 9a608fa..dd1ab61 100644
--- a/sound/usb/usx2y/usbusx2yaudio.c
+++ b/sound/usb/usx2y/usbusx2yaudio.c
@@ -870,7 +870,8 @@
 {
 	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
-				 SNDRV_PCM_INFO_MMAP_VALID),
+				 SNDRV_PCM_INFO_MMAP_VALID |
+				 SNDRV_PCM_INFO_BATCH),
 	.formats =                 SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_3LE,
 	.rates =                   SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
 	.rate_min =                44100,