---

yaml
---
r: 65151
b: refs/heads/master
c: e4b42be
h: refs/heads/master
i:
  65149: ff28286
  65147: e39c860
  65143: 8d8fd4e
  65135: 2c57177
  65119: e95fb7e
  65087: 7b347bd
  65023: d28d8c3
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 2aee6198652b32e5eaef29a8f8330a9dd15b8efd
+refs/heads/master: e4b42be77ecc663550b515fcb7761b01fac0f272

trunk/arch/powerpc/kernel/process.c

@@ -605,6 +605,13 @@ void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp)
 	regs->ccr = 0;
 	regs->gpr[1] = sp;
 
+	/*
+	 * We have just cleared all the nonvolatile GPRs, so make
+	 * FULL_REGS(regs) return true.  This is necessary to allow
+	 * ptrace to examine the thread immediately after exec.
+	 */
+	regs->trap &= ~1UL;
+
 #ifdef CONFIG_PPC32
 	regs->mq = 0;
 	regs->nip = start;

trunk/drivers/char/mspec.c

@@ -155,23 +155,22 @@ mspec_open(struct vm_area_struct *vma)
  * mspec_close
  *
  * Called when unmapping a device mapping. Frees all mspec pages
- * belonging to the vma.
+ * belonging to all the vma's sharing this vma_data structure.
  */
 static void
 mspec_close(struct vm_area_struct *vma)
 {
 	struct vma_data *vdata;
-	int index, last_index, result;
+	int index, last_index;
 	unsigned long my_page;
 
 	vdata = vma->vm_private_data;
 
-	BUG_ON(vma->vm_start < vdata->vm_start || vma->vm_end > vdata->vm_end);
+	if (!atomic_dec_and_test(&vdata->refcnt))
+		return;
 
-	spin_lock(&vdata->lock);
-	index = (vma->vm_start - vdata->vm_start) >> PAGE_SHIFT;
-	last_index = (vma->vm_end - vdata->vm_start) >> PAGE_SHIFT;
-	for (; index < last_index; index++) {
+	last_index = (vdata->vm_end - vdata->vm_start) >> PAGE_SHIFT;
+	for (index = 0; index < last_index; index++) {
 		if (vdata->maddr[index] == 0)
 			continue;
 		/*
@@ -180,28 +179,19 @@ mspec_close(struct vm_area_struct *vma)
 		 */
 		my_page = vdata->maddr[index];
 		vdata->maddr[index] = 0;
-		spin_unlock(&vdata->lock);
-		result = mspec_zero_block(my_page, PAGE_SIZE);
-		if (!result)
+		if (!mspec_zero_block(my_page, PAGE_SIZE))
 			uncached_free_page(my_page);
 		else
 			printk(KERN_WARNING "mspec_close(): "
-			       "failed to zero page %i\n",
-			       result);
-		spin_lock(&vdata->lock);
+			       "failed to zero page %ld\n", my_page);
 	}
-	spin_unlock(&vdata->lock);
-
-	if (!atomic_dec_and_test(&vdata->refcnt))
-		return;
 
 	if (vdata->flags & VMD_VMALLOCED)
 		vfree(vdata);
 	else
 		kfree(vdata);
 }
 
-
 /*
  * mspec_nopfn
  *

trunk/drivers/input/mouse/appletouch.c

@@ -328,6 +328,7 @@ static void atp_complete(struct urb* urb)
 {
 	int x, y, x_z, y_z, x_f, y_f;
 	int retval, i, j;
+	int key;
 	struct atp *dev = urb->context;
 
 	switch (urb->status) {
@@ -468,6 +469,7 @@ static void atp_complete(struct urb* urb)
 			      ATP_XFACT, &x_z, &x_f);
 	y = atp_calculate_abs(dev->xy_acc + ATP_XSENSORS, ATP_YSENSORS,
 			      ATP_YFACT, &y_z, &y_f);
+	key = dev->data[dev->datalen - 1] & 1;
 
 	if (x && y) {
 		if (dev->x_old != -1) {
@@ -505,7 +507,7 @@ static void atp_complete(struct urb* urb)
 		   the first touch unless reinitialised. Do so if it's been
 		   idle for a while in order to avoid waking the kernel up
 		   several hundred times a second */
-		if (atp_is_geyser_3(dev)) {
+		if (!key && atp_is_geyser_3(dev)) {
 			dev->idlecount++;
 			if (dev->idlecount == 10) {
 				dev->valid = 0;
@@ -514,7 +516,7 @@ static void atp_complete(struct urb* urb)
 		}
 	}
 
-	input_report_key(dev->input, BTN_LEFT, dev->data[dev->datalen - 1] & 1);
+	input_report_key(dev->input, BTN_LEFT, key);
 	input_sync(dev->input);
 
 exit:

trunk/drivers/lguest/lguest_asm.S

@@ -22,8 +22,9 @@
 	jmp lguest_init
 
 /*G:055 We create a macro which puts the assembler code between lgstart_ and
- * lgend_ markers.  These templates end up in the .init.text section, so they
- * are discarded after boot. */
+ * lgend_ markers.  These templates are put in the .text section: they can't be
+ * discarded after boot as we may need to patch modules, too. */
+.text
 #define LGUEST_PATCH(name, insns...)			\
 	lgstart_##name:	insns; lgend_##name:;		\
 	.globl lgstart_##name; .globl lgend_##name
@@ -34,7 +35,6 @@ LGUEST_PATCH(popf, movl %eax, lguest_data+LGUEST_DATA_irq_enabled)
 LGUEST_PATCH(pushf, movl lguest_data+LGUEST_DATA_irq_enabled, %eax)
 /*:*/
 
-.text
 /* These demark the EIP range where host should never deliver interrupts. */
 .global lguest_noirq_start
 .global lguest_noirq_end

trunk/drivers/scsi/scsi_transport_spi.c

@@ -787,20 +787,26 @@ spi_dv_device_internal(struct scsi_device *sdev, u8 *buffer)
 	struct scsi_target *starget = sdev->sdev_target;
 	struct Scsi_Host *shost = sdev->host;
 	int len = sdev->inquiry_len;
+	int min_period = spi_min_period(starget);
+	int max_width = spi_max_width(starget);
 	/* first set us up for narrow async */
 	DV_SET(offset, 0);
 	DV_SET(width, 0);
-	
+
 	if (spi_dv_device_compare_inquiry(sdev, buffer, buffer, DV_LOOPS)
 	    != SPI_COMPARE_SUCCESS) {
 		starget_printk(KERN_ERR, starget, "Domain Validation Initial Inquiry Failed\n");
 		/* FIXME: should probably offline the device here? */
 		return;
 	}
 
+	if (!scsi_device_wide(sdev)) {
+		spi_max_width(starget) = 0;
+		max_width = 0;
+	}
+
 	/* test width */
-	if (i->f->set_width && spi_max_width(starget) &&
-	    scsi_device_wide(sdev)) {
+	if (i->f->set_width && max_width) {
 		i->f->set_width(starget, 1);
 
 		if (spi_dv_device_compare_inquiry(sdev, buffer,
@@ -809,6 +815,11 @@ spi_dv_device_internal(struct scsi_device *sdev, u8 *buffer)
 		    != SPI_COMPARE_SUCCESS) {
 			starget_printk(KERN_ERR, starget, "Wide Transfers Fail\n");
 			i->f->set_width(starget, 0);
+			/* Make sure we don't force wide back on by asking
+			 * for a transfer period that requires it */
+			max_width = 0;
+			if (min_period < 10)
+				min_period = 10;
 		}
 	}
 
@@ -828,7 +839,8 @@ spi_dv_device_internal(struct scsi_device *sdev, u8 *buffer)
 
 	/* now set up to the maximum */
 	DV_SET(offset, spi_max_offset(starget));
-	DV_SET(period, spi_min_period(starget));
+	DV_SET(period, min_period);
+
 	/* try QAS requests; this should be harmless to set if the
 	 * target supports it */
 	if (scsi_device_qas(sdev)) {
@@ -837,14 +849,14 @@ spi_dv_device_internal(struct scsi_device *sdev, u8 *buffer)
 		DV_SET(qas, 0);
 	}
 
-	if (scsi_device_ius(sdev) && spi_min_period(starget) < 9) {
+	if (scsi_device_ius(sdev) && min_period < 9) {
 		/* This u320 (or u640). Set IU transfers */
 		DV_SET(iu, 1);
 		/* Then set the optional parameters */
 		DV_SET(rd_strm, 1);
 		DV_SET(wr_flow, 1);
 		DV_SET(rti, 1);
-		if (spi_min_period(starget) == 8)
+		if (min_period == 8)
 			DV_SET(pcomp_en, 1);
 	} else {
 		DV_SET(iu, 0);
@@ -862,6 +874,10 @@ spi_dv_device_internal(struct scsi_device *sdev, u8 *buffer)
 	} else {
 		DV_SET(dt, 1);
 	}
+	/* set width last because it will pull all the other
+	 * parameters down to required values */
+	DV_SET(width, max_width);
+
 	/* Do the read only INQUIRY tests */
 	spi_dv_retrain(sdev, buffer, buffer + sdev->inquiry_len,
 		       spi_dv_device_compare_inquiry);

trunk/drivers/w1/w1.c

@@ -431,6 +431,7 @@ static int w1_uevent(struct device *dev, char **envp, int num_envp,
 	err = add_uevent_var(envp, num_envp, &cur_index, buffer, buffer_size,
 			&cur_len, "W1_SLAVE_ID=%024LX",
 			(unsigned long long)sl->reg_num.id);
+	envp[cur_index] = NULL;
 	if (err)
 		return err;
 

trunk/fs/ufs/super.c

@@ -894,7 +894,7 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
 		goto again;
 	}
 
-
+	sbi->s_flags = flags;/*after that line some functions use s_flags*/
 	ufs_print_super_stuff(sb, usb1, usb2, usb3);
 
 	/*
@@ -1025,8 +1025,6 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
 	    UFS_MOUNT_UFSTYPE_44BSD)
 		uspi->s_maxsymlinklen =
 		    fs32_to_cpu(sb, usb3->fs_un2.fs_44.fs_maxsymlinklen);
-
-	sbi->s_flags = flags;
 
 	inode = iget(sb, UFS_ROOTINO);
 	if (!inode || is_bad_inode(inode))

trunk/lib/Kconfig.debug

@@ -284,7 +284,7 @@ config LOCKDEP
 	select KALLSYMS_ALL
 
 config LOCK_STAT
-	bool "Lock usage statisitics"
+	bool "Lock usage statistics"
 	depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT
 	select LOCKDEP
 	select DEBUG_SPINLOCK