---

yaml
---
r: 157254
b: refs/heads/master
c: e505a8d
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c295fc05789653ef24f296299df7c5f92fe74dce
+refs/heads/master: e505a8d5f96a84f3043ce0c4eaee8f045996896c

trunk/MAINTAINERS

@@ -2239,8 +2239,7 @@ S:	Maintained
 F:	drivers/media/video/gspca/pac207.c
 
 GSPCA SN9C20X SUBDRIVER
-P:	Brian Johnson
-M:	brijohn@gmail.com
+M:	Brian Johnson <brijohn@gmail.com>
 L:	linux-media@vger.kernel.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6.git
 S:	Maintained

trunk/arch/ia64/kernel/dma-mapping.c

@@ -10,7 +10,9 @@ EXPORT_SYMBOL(dma_ops);
 
 static int __init dma_init(void)
 {
-       dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
+	dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
+
+	return 0;
 }
 fs_initcall(dma_init);
 

trunk/arch/ia64/lib/ip_fast_csum.S

@@ -96,20 +96,22 @@ END(ip_fast_csum)
 GLOBAL_ENTRY(csum_ipv6_magic)
 	ld4	r20=[in0],4
 	ld4	r21=[in1],4
-	dep	r15=in3,in2,32,16
+	zxt4	in2=in2
 	;;
 	ld4	r22=[in0],4
 	ld4	r23=[in1],4
-	mux1	r15=r15,@rev
+	dep	r15=in3,in2,32,16
 	;;
 	ld4	r24=[in0],4
 	ld4	r25=[in1],4
-	shr.u	r15=r15,16
+	mux1	r15=r15,@rev
 	add	r16=r20,r21
 	add	r17=r22,r23
+	zxt4	in4=in4
 	;;
 	ld4	r26=[in0],4
 	ld4	r27=[in1],4
+	shr.u	r15=r15,16
 	add	r18=r24,r25
 	add	r8=r16,r17
 	;;

trunk/arch/powerpc/kernel/power7-pmu.c

@@ -317,7 +317,7 @@ static int power7_generic_events[] = {
  */
 static int power7_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
 	[C(L1D)] = {		/* 	RESULT_ACCESS	RESULT_MISS */
-		[C(OP_READ)] = {	0x400f0,	0xc880	},
+		[C(OP_READ)] = {	0xc880,		0x400f0	},
 		[C(OP_WRITE)] = {	0,		0x300f0	},
 		[C(OP_PREFETCH)] = {	0xd8b8,		0	},
 	},
@@ -327,8 +327,8 @@ static int power7_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
 		[C(OP_PREFETCH)] = {	0x408a,		0	},
 	},
 	[C(LL)] = {		/* 	RESULT_ACCESS	RESULT_MISS */
-		[C(OP_READ)] = {	0x6080,		0x6084	},
-		[C(OP_WRITE)] = {	0x6082,		0x6086	},
+		[C(OP_READ)] = {	0x16080,	0x26080	},
+		[C(OP_WRITE)] = {	0x16082,	0x26082	},
 		[C(OP_PREFETCH)] = {	0,		0	},
 	},
 	[C(DTLB)] = {		/* 	RESULT_ACCESS	RESULT_MISS */

trunk/arch/sparc/kernel/irq_64.c

@@ -886,7 +886,7 @@ void notrace init_irqwork_curcpu(void)
  * Therefore you cannot make any OBP calls, not even prom_printf,
  * from these two routines.
  */
-static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type, unsigned long qmask)
+static void __cpuinit notrace register_one_mondo(unsigned long paddr, unsigned long type, unsigned long qmask)
 {
 	unsigned long num_entries = (qmask + 1) / 64;
 	unsigned long status;

trunk/arch/sparc/kernel/nmi.c

@@ -103,7 +103,7 @@ notrace __kprobes void perfctr_irq(int irq, struct pt_regs *regs)
 	}
 	if (!touched && __get_cpu_var(last_irq_sum) == sum) {
 		local_inc(&__get_cpu_var(alert_counter));
-		if (local_read(&__get_cpu_var(alert_counter)) == 5 * nmi_hz)
+		if (local_read(&__get_cpu_var(alert_counter)) == 30 * nmi_hz)
 			die_nmi("BUG: NMI Watchdog detected LOCKUP",
 				regs, panic_on_timeout);
 	} else {

trunk/arch/sparc/prom/misc_64.c

@@ -88,7 +88,7 @@ void prom_cmdline(void)
 /* Drop into the prom, but completely terminate the program.
  * No chance of continuing.
  */
-void prom_halt(void)
+void notrace prom_halt(void)
 {
 #ifdef CONFIG_SUN_LDOMS
 	if (ldom_domaining_enabled)

trunk/arch/sparc/prom/printf.c

@@ -14,14 +14,14 @@
  */
 
 #include <linux/kernel.h>
+#include <linux/compiler.h>
 
 #include <asm/openprom.h>
 #include <asm/oplib.h>
 
 static char ppbuf[1024];
 
-void
-prom_write(const char *buf, unsigned int n)
+void notrace prom_write(const char *buf, unsigned int n)
 {
 	char ch;
 
@@ -33,8 +33,7 @@ prom_write(const char *buf, unsigned int n)
 	}
 }
 
-void
-prom_printf(const char *fmt, ...)
+void notrace prom_printf(const char *fmt, ...)
 {
 	va_list args;
 	int i;

trunk/crypto/algapi.c

@@ -692,7 +692,7 @@ int crypto_enqueue_request(struct crypto_queue *queue,
 }
 EXPORT_SYMBOL_GPL(crypto_enqueue_request);
 
-struct crypto_async_request *crypto_dequeue_request(struct crypto_queue *queue)
+void *__crypto_dequeue_request(struct crypto_queue *queue, unsigned int offset)
 {
 	struct list_head *request;
 
@@ -707,7 +707,14 @@ struct crypto_async_request *crypto_dequeue_request(struct crypto_queue *queue)
 	request = queue->list.next;
 	list_del(request);
 
-	return list_entry(request, struct crypto_async_request, list);
+	return (char *)list_entry(request, struct crypto_async_request, list) -
+	       offset;
+}
+EXPORT_SYMBOL_GPL(__crypto_dequeue_request);
+
+struct crypto_async_request *crypto_dequeue_request(struct crypto_queue *queue)
+{
+	return __crypto_dequeue_request(queue, 0);
 }
 EXPORT_SYMBOL_GPL(crypto_dequeue_request);
 

trunk/drivers/ata/ata_piix.c

@@ -664,6 +664,8 @@ static int piix_pata_prereset(struct ata_link *link, unsigned long deadline)
 	return ata_sff_prereset(link, deadline);
 }
 
+static DEFINE_SPINLOCK(piix_lock);
+
 /**
  *	piix_set_piomode - Initialize host controller PATA PIO timings
  *	@ap: Port whose timings we are configuring
@@ -677,8 +679,9 @@ static int piix_pata_prereset(struct ata_link *link, unsigned long deadline)
 
 static void piix_set_piomode(struct ata_port *ap, struct ata_device *adev)
 {
-	unsigned int pio	= adev->pio_mode - XFER_PIO_0;
 	struct pci_dev *dev	= to_pci_dev(ap->host->dev);
+	unsigned long flags;
+	unsigned int pio	= adev->pio_mode - XFER_PIO_0;
 	unsigned int is_slave	= (adev->devno != 0);
 	unsigned int master_port= ap->port_no ? 0x42 : 0x40;
 	unsigned int slave_port	= 0x44;
@@ -708,6 +711,8 @@ static void piix_set_piomode(struct ata_port *ap, struct ata_device *adev)
 	if (adev->class == ATA_DEV_ATA)
 		control |= 4;	/* PPE enable */
 
+	spin_lock_irqsave(&piix_lock, flags);
+
 	/* PIO configuration clears DTE unconditionally.  It will be
 	 * programmed in set_dmamode which is guaranteed to be called
 	 * after set_piomode if any DMA mode is available.
@@ -747,6 +752,8 @@ static void piix_set_piomode(struct ata_port *ap, struct ata_device *adev)
 		udma_enable &= ~(1 << (2 * ap->port_no + adev->devno));
 		pci_write_config_byte(dev, 0x48, udma_enable);
 	}
+
+	spin_unlock_irqrestore(&piix_lock, flags);
 }
 
 /**
@@ -764,6 +771,7 @@ static void piix_set_piomode(struct ata_port *ap, struct ata_device *adev)
 static void do_pata_set_dmamode(struct ata_port *ap, struct ata_device *adev, int isich)
 {
 	struct pci_dev *dev	= to_pci_dev(ap->host->dev);
+	unsigned long flags;
 	u8 master_port		= ap->port_no ? 0x42 : 0x40;
 	u16 master_data;
 	u8 speed		= adev->dma_mode;
@@ -777,6 +785,8 @@ static void do_pata_set_dmamode(struct ata_port *ap, struct ata_device *adev, in
 			    { 2, 1 },
 			    { 2, 3 }, };
 
+	spin_lock_irqsave(&piix_lock, flags);
+
 	pci_read_config_word(dev, master_port, &master_data);
 	if (ap->udma_mask)
 		pci_read_config_byte(dev, 0x48, &udma_enable);
@@ -867,6 +877,8 @@ static void do_pata_set_dmamode(struct ata_port *ap, struct ata_device *adev, in
 	/* Don't scribble on 0x48 if the controller does not support UDMA */
 	if (ap->udma_mask)
 		pci_write_config_byte(dev, 0x48, udma_enable);
+
+	spin_unlock_irqrestore(&piix_lock, flags);
 }
 
 /**

trunk/drivers/char/n_tty.c

@@ -300,8 +300,7 @@ static int do_output_char(unsigned char c, struct tty_struct *tty, int space)
 			if (space < 2)
 				return -1;
 			tty->canon_column = tty->column = 0;
-			tty_put_char(tty, '\r');
-			tty_put_char(tty, c);
+			tty->ops->write(tty, "\r\n", 2);
 			return 2;
 		}
 		tty->canon_column = tty->column;

trunk/drivers/char/pty.c

@@ -109,21 +109,13 @@ static int pty_space(struct tty_struct *to)
  *	the other side of the pty/tty pair.
  */
 
-static int pty_write(struct tty_struct *tty, const unsigned char *buf,
-								int count)
+static int pty_write(struct tty_struct *tty, const unsigned char *buf, int c)
 {
 	struct tty_struct *to = tty->link;
-	int c;
 
 	if (tty->stopped)
 		return 0;
 
-	/* This isn't locked but our 8K is quite sloppy so no
-	   big deal */
-
-	c = pty_space(to);
-	if (c > count)
-		c = count;
 	if (c > 0) {
 		/* Stuff the data into the input queue of the other end */
 		c = tty_insert_flip_string(to, buf, c);

trunk/drivers/cpufreq/cpufreq.c

@@ -1250,20 +1250,11 @@ static int cpufreq_suspend(struct sys_device *sysdev, pm_message_t pmsg)
 {
 	int ret = 0;
 
-#ifdef __powerpc__
 	int cpu = sysdev->id;
-	unsigned int cur_freq = 0;
 	struct cpufreq_policy *cpu_policy;
 
 	dprintk("suspending cpu %u\n", cpu);
 
-	/*
-	 * This whole bogosity is here because Powerbooks are made of fail.
-	 * No sane platform should need any of the code below to be run.
-	 * (it's entirely the wrong thing to do, as driver->get may
-	 *  reenable interrupts on some architectures).
-	 */
-
 	if (!cpu_online(cpu))
 		return 0;
 
@@ -1282,72 +1273,35 @@ static int cpufreq_suspend(struct sys_device *sysdev, pm_message_t pmsg)
 
 	if (cpufreq_driver->suspend) {
 		ret = cpufreq_driver->suspend(cpu_policy, pmsg);
-		if (ret) {
+		if (ret)
 			printk(KERN_ERR "cpufreq: suspend failed in ->suspend "
 					"step on CPU %u\n", cpu_policy->cpu);
-			goto out;
-		}
-	}
-
-	if (cpufreq_driver->flags & CPUFREQ_CONST_LOOPS)
-		goto out;
-
-	if (cpufreq_driver->get)
-		cur_freq = cpufreq_driver->get(cpu_policy->cpu);
-
-	if (!cur_freq || !cpu_policy->cur) {
-		printk(KERN_ERR "cpufreq: suspend failed to assert current "
-		       "frequency is what timing core thinks it is.\n");
-		goto out;
-	}
-
-	if (unlikely(cur_freq != cpu_policy->cur)) {
-		struct cpufreq_freqs freqs;
-
-		if (!(cpufreq_driver->flags & CPUFREQ_PM_NO_WARN))
-			dprintk("Warning: CPU frequency is %u, "
-			       "cpufreq assumed %u kHz.\n",
-			       cur_freq, cpu_policy->cur);
-
-		freqs.cpu = cpu;
-		freqs.old = cpu_policy->cur;
-		freqs.new = cur_freq;
-
-		srcu_notifier_call_chain(&cpufreq_transition_notifier_list,
-				    CPUFREQ_SUSPENDCHANGE, &freqs);
-		adjust_jiffies(CPUFREQ_SUSPENDCHANGE, &freqs);
-
-		cpu_policy->cur = cur_freq;
 	}
 
 out:
 	cpufreq_cpu_put(cpu_policy);
-#endif	/* __powerpc__ */
 	return ret;
 }
 
 /**
  *	cpufreq_resume -  restore proper CPU frequency handling after resume
  *
  *	1.) resume CPUfreq hardware support (cpufreq_driver->resume())
- *	2.) if ->target and !CPUFREQ_CONST_LOOPS: verify we're in sync
- *	3.) schedule call cpufreq_update_policy() ASAP as interrupts are
- *	    restored.
+ *	2.) schedule call cpufreq_update_policy() ASAP as interrupts are
+ *	    restored. It will verify that the current freq is in sync with
+ *	    what we believe it to be. This is a bit later than when it
+ *	    should be, but nonethteless it's better than calling
+ *	    cpufreq_driver->get() here which might re-enable interrupts...
  */
 static int cpufreq_resume(struct sys_device *sysdev)
 {
 	int ret = 0;
 
-#ifdef __powerpc__
 	int cpu = sysdev->id;
 	struct cpufreq_policy *cpu_policy;
 
 	dprintk("resuming cpu %u\n", cpu);
 
-	/* As with the ->suspend method, all the code below is
-	 * only necessary because Powerbooks suck.
-	 * See commit 42d4dc3f4e1e for jokes. */
-
 	if (!cpu_online(cpu))
 		return 0;
 
@@ -1373,45 +1327,10 @@ static int cpufreq_resume(struct sys_device *sysdev)
 		}
 	}
 
-	if (!(cpufreq_driver->flags & CPUFREQ_CONST_LOOPS)) {
-		unsigned int cur_freq = 0;
-
-		if (cpufreq_driver->get)
-			cur_freq = cpufreq_driver->get(cpu_policy->cpu);
-
-		if (!cur_freq || !cpu_policy->cur) {
-			printk(KERN_ERR "cpufreq: resume failed to assert "
-					"current frequency is what timing core "
-					"thinks it is.\n");
-			goto out;
-		}
-
-		if (unlikely(cur_freq != cpu_policy->cur)) {
-			struct cpufreq_freqs freqs;
-
-			if (!(cpufreq_driver->flags & CPUFREQ_PM_NO_WARN))
-				dprintk("Warning: CPU frequency "
-				       "is %u, cpufreq assumed %u kHz.\n",
-				       cur_freq, cpu_policy->cur);
-
-			freqs.cpu = cpu;
-			freqs.old = cpu_policy->cur;
-			freqs.new = cur_freq;
-
-			srcu_notifier_call_chain(
-					&cpufreq_transition_notifier_list,
-					CPUFREQ_RESUMECHANGE, &freqs);
-			adjust_jiffies(CPUFREQ_RESUMECHANGE, &freqs);
-
-			cpu_policy->cur = cur_freq;
-		}
-	}
-
-out:
 	schedule_work(&cpu_policy->update);
+
 fail:
 	cpufreq_cpu_put(cpu_policy);
-#endif	/* __powerpc__ */
 	return ret;
 }