---

yaml --- r: 335545 b: refs/heads/master c: 95e8f6a h: refs/heads/master i: 335543: bfb6c68 v: v3
git-mirror · Nov 9, 2012 · d1604aa · d1604aa
1 parent 84df60d
commit d1604aa
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Showing 107 changed files with 846 additions and 986 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 63d4ec8731865b228065e212f01661023f85b972
+refs/heads/master: 95e8f6a21996c4cc2c4574b231c6e858b749dce3
diff --git a/trunk/arch/arm/include/asm/io.h b/trunk/arch/arm/include/asm/io.h
@@ -64,15 +64,15 @@ extern void __raw_readsl(const void __iomem *addr, void *data, int longlen);
 static inline void __raw_writew(u16 val, volatile void __iomem *addr)
 {
 	asm volatile("strh %1, %0"
-		     : "+Q" (*(volatile u16 __force *)addr)
+		     : "+Qo" (*(volatile u16 __force *)addr)
 		     : "r" (val));
 }
 
 static inline u16 __raw_readw(const volatile void __iomem *addr)
 {
 	u16 val;
 	asm volatile("ldrh %1, %0"
-		     : "+Q" (*(volatile u16 __force *)addr),
+		     : "+Qo" (*(volatile u16 __force *)addr),
 		       "=r" (val));
 	return val;
 }

diff --git a/trunk/arch/arm/include/asm/sched_clock.h b/trunk/arch/arm/include/asm/sched_clock.h
@@ -10,5 +10,7 @@
 
 extern void sched_clock_postinit(void);
 extern void setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate);
+extern void setup_sched_clock_needs_suspend(u32 (*read)(void), int bits,
+		unsigned long rate);
 
 #endif
diff --git a/trunk/arch/arm/include/asm/vfpmacros.h b/trunk/arch/arm/include/asm/vfpmacros.h
@@ -27,9 +27,9 @@
 #if __LINUX_ARM_ARCH__ <= 6
 	ldr	\tmp, =elf_hwcap		    @ may not have MVFR regs
 	ldr	\tmp, [\tmp, #0]
-	tst	\tmp, #HWCAP_VFPD32
-	ldcnel	p11, cr0, [\base],#32*4		    @ FLDMIAD \base!, {d16-d31}
-	addeq	\base, \base, #32*4		    @ step over unused register space
+	tst	\tmp, #HWCAP_VFPv3D16
+	ldceql	p11, cr0, [\base],#32*4		    @ FLDMIAD \base!, {d16-d31}
+	addne	\base, \base, #32*4		    @ step over unused register space
 #else
 	VFPFMRX	\tmp, MVFR0			    @ Media and VFP Feature Register 0
 	and	\tmp, \tmp, #MVFR0_A_SIMD_MASK	    @ A_SIMD field
@@ -51,9 +51,9 @@
 #if __LINUX_ARM_ARCH__ <= 6
 	ldr	\tmp, =elf_hwcap		    @ may not have MVFR regs
 	ldr	\tmp, [\tmp, #0]
-	tst	\tmp, #HWCAP_VFPD32
-	stcnel	p11, cr0, [\base],#32*4		    @ FSTMIAD \base!, {d16-d31}
-	addeq	\base, \base, #32*4		    @ step over unused register space
+	tst	\tmp, #HWCAP_VFPv3D16
+	stceql	p11, cr0, [\base],#32*4		    @ FSTMIAD \base!, {d16-d31}
+	addne	\base, \base, #32*4		    @ step over unused register space
 #else
 	VFPFMRX	\tmp, MVFR0			    @ Media and VFP Feature Register 0
 	and	\tmp, \tmp, #MVFR0_A_SIMD_MASK	    @ A_SIMD field

diff --git a/trunk/arch/arm/include/uapi/asm/hwcap.h b/trunk/arch/arm/include/uapi/asm/hwcap.h
@@ -18,12 +18,11 @@
 #define HWCAP_THUMBEE	(1 << 11)
 #define HWCAP_NEON	(1 << 12)
 #define HWCAP_VFPv3	(1 << 13)
-#define HWCAP_VFPv3D16	(1 << 14)	/* also set for VFPv4-D16 */
+#define HWCAP_VFPv3D16	(1 << 14)
 #define HWCAP_TLS	(1 << 15)
 #define HWCAP_VFPv4	(1 << 16)
 #define HWCAP_IDIVA	(1 << 17)
 #define HWCAP_IDIVT	(1 << 18)
-#define HWCAP_VFPD32	(1 << 19)	/* set if VFP has 32 regs (not 16) */
 #define HWCAP_IDIV	(HWCAP_IDIVA | HWCAP_IDIVT)
 
 

diff --git a/trunk/arch/arm/kernel/sched_clock.c b/trunk/arch/arm/kernel/sched_clock.c
@@ -107,6 +107,13 @@ static void sched_clock_poll(unsigned long wrap_ticks)
 	update_sched_clock();
 }
 
+void __init setup_sched_clock_needs_suspend(u32 (*read)(void), int bits,
+		unsigned long rate)
+{
+	setup_sched_clock(read, bits, rate);
+	cd.needs_suspend = true;
+}
+
 void __init setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate)
 {
 	unsigned long r, w;
@@ -182,15 +189,18 @@ void __init sched_clock_postinit(void)
 static int sched_clock_suspend(void)
 {
 	sched_clock_poll(sched_clock_timer.data);
-	cd.suspended = true;
+	if (cd.needs_suspend)
+		cd.suspended = true;
 	return 0;
 }
 
 static void sched_clock_resume(void)
 {
-	cd.epoch_cyc = read_sched_clock();
-	cd.epoch_cyc_copy = cd.epoch_cyc;
-	cd.suspended = false;
+	if (cd.needs_suspend) {
+		cd.epoch_cyc = read_sched_clock();
+		cd.epoch_cyc_copy = cd.epoch_cyc;
+		cd.suspended = false;
+	}
 }
 
 static struct syscore_ops sched_clock_ops = {

diff --git a/trunk/arch/arm/mm/alignment.c b/trunk/arch/arm/mm/alignment.c
@@ -745,7 +745,7 @@ do_alignment_t32_to_handler(unsigned long *pinstr, struct pt_regs *regs,
 static int
 do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
 {
-	union offset_union uninitialized_var(offset);
+	union offset_union offset;
 	unsigned long instr = 0, instrptr;
 	int (*handler)(unsigned long addr, unsigned long instr, struct pt_regs *regs);
 	unsigned int type;

diff --git a/trunk/arch/arm/vfp/vfpmodule.c b/trunk/arch/arm/vfp/vfpmodule.c
@@ -701,14 +701,11 @@ static int __init vfp_init(void)
 			elf_hwcap |= HWCAP_VFPv3;
 
 			/*
-			 * Check for VFPv3 D16 and VFPv4 D16.  CPUs in
-			 * this configuration only have 16 x 64bit
-			 * registers.
+			 * Check for VFPv3 D16. CPUs in this configuration
+			 * only have 16 x 64bit registers.
 			 */
 			if (((fmrx(MVFR0) & MVFR0_A_SIMD_MASK)) == 1)
-				elf_hwcap |= HWCAP_VFPv3D16; /* also v4-D16 */
-			else
-				elf_hwcap |= HWCAP_VFPD32;
+				elf_hwcap |= HWCAP_VFPv3D16;
 		}
 #endif
 		/*

diff --git a/trunk/arch/h8300/include/asm/cache.h b/trunk/arch/h8300/include/asm/cache.h
@@ -2,8 +2,7 @@
 #define __ARCH_H8300_CACHE_H
 
 /* bytes per L1 cache line */
-#define        L1_CACHE_SHIFT  2
-#define        L1_CACHE_BYTES  (1 << L1_CACHE_SHIFT)
+#define        L1_CACHE_BYTES  4
 
 /* m68k-elf-gcc  2.95.2 doesn't like these */
 

diff --git a/trunk/arch/s390/include/asm/cio.h b/trunk/arch/s390/include/asm/cio.h
@@ -9,8 +9,6 @@
 
 #define LPM_ANYPATH 0xff
 #define __MAX_CSSID 0
-#define __MAX_SUBCHANNEL 65535
-#define __MAX_SSID 3
 
 #include <asm/scsw.h>
 

diff --git a/trunk/arch/s390/include/asm/pgtable.h b/trunk/arch/s390/include/asm/pgtable.h
@@ -506,15 +506,12 @@ static inline int pud_bad(pud_t pud)
 
 static inline int pmd_present(pmd_t pmd)
 {
-	unsigned long mask = _SEGMENT_ENTRY_INV | _SEGMENT_ENTRY_RO;
-	return (pmd_val(pmd) & mask) == _HPAGE_TYPE_NONE ||
-	       !(pmd_val(pmd) & _SEGMENT_ENTRY_INV);
+	return (pmd_val(pmd) & _SEGMENT_ENTRY_ORIGIN) != 0UL;
 }
 
 static inline int pmd_none(pmd_t pmd)
 {
-	return (pmd_val(pmd) & _SEGMENT_ENTRY_INV) &&
-	       !(pmd_val(pmd) & _SEGMENT_ENTRY_RO);
+	return (pmd_val(pmd) & _SEGMENT_ENTRY_INV) != 0UL;
 }
 
 static inline int pmd_large(pmd_t pmd)
@@ -1226,11 +1223,6 @@ static inline void __pmd_idte(unsigned long address, pmd_t *pmdp)
 }
 
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
-
-#define SEGMENT_NONE	__pgprot(_HPAGE_TYPE_NONE)
-#define SEGMENT_RO	__pgprot(_HPAGE_TYPE_RO)
-#define SEGMENT_RW	__pgprot(_HPAGE_TYPE_RW)
-
 #define __HAVE_ARCH_PGTABLE_DEPOSIT
 extern void pgtable_trans_huge_deposit(struct mm_struct *mm, pgtable_t pgtable);
 
@@ -1250,15 +1242,16 @@ static inline void set_pmd_at(struct mm_struct *mm, unsigned long addr,
 
 static inline unsigned long massage_pgprot_pmd(pgprot_t pgprot)
 {
-	/*
-	 * pgprot is PAGE_NONE, PAGE_RO, or PAGE_RW (see __Pxxx / __Sxxx)
-	 * Convert to segment table entry format.
-	 */
-	if (pgprot_val(pgprot) == pgprot_val(PAGE_NONE))
-		return pgprot_val(SEGMENT_NONE);
-	if (pgprot_val(pgprot) == pgprot_val(PAGE_RO))
-		return pgprot_val(SEGMENT_RO);
-	return pgprot_val(SEGMENT_RW);
+	unsigned long pgprot_pmd = 0;
+
+	if (pgprot_val(pgprot) & _PAGE_INVALID) {
+		if (pgprot_val(pgprot) & _PAGE_SWT)
+			pgprot_pmd |= _HPAGE_TYPE_NONE;
+		pgprot_pmd |= _SEGMENT_ENTRY_INV;
+	}
+	if (pgprot_val(pgprot) & _PAGE_RO)
+		pgprot_pmd |= _SEGMENT_ENTRY_RO;
+	return pgprot_pmd;
 }
 
 static inline pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot)
@@ -1276,9 +1269,7 @@ static inline pmd_t pmd_mkhuge(pmd_t pmd)
 
 static inline pmd_t pmd_mkwrite(pmd_t pmd)
 {
-	/* Do not clobber _HPAGE_TYPE_NONE pages! */
-	if (!(pmd_val(pmd) & _SEGMENT_ENTRY_INV))
-		pmd_val(pmd) &= ~_SEGMENT_ENTRY_RO;
+	pmd_val(pmd) &= ~_SEGMENT_ENTRY_RO;
 	return pmd;
 }
 

diff --git a/trunk/arch/s390/kernel/sclp.S b/trunk/arch/s390/kernel/sclp.S
@@ -44,12 +44,6 @@ _sclp_wait_int:
 #endif
 	mvc	.LoldpswS1-.LbaseS1(16,%r13),0(%r8)
 	mvc	0(16,%r8),0(%r9)
-#ifdef CONFIG_64BIT
-	epsw	%r6,%r7				# set current addressing mode
-	nill	%r6,0x1				# in new psw (31 or 64 bit mode)
-	nilh	%r7,0x8000
-	stm	%r6,%r7,0(%r8)
-#endif
 	lhi	%r6,0x0200			# cr mask for ext int (cr0.54)
 	ltr	%r2,%r2
 	jz	.LsetctS1
@@ -93,7 +87,7 @@ _sclp_wait_int:
 	.long	0x00080000, 0x80000000+.LwaitS1	# PSW to handle ext int
 #ifdef CONFIG_64BIT
 .LextpswS1_64:
-	.quad	0, .LwaitS1			# PSW to handle ext int, 64 bit
+	.quad	0x0000000180000000, .LwaitS1	# PSW to handle ext int, 64 bit
 #endif
 .LwaitpswS1:
 	.long	0x010a0000, 0x00000000+.LloopS1	# PSW to wait for ext int

diff --git a/trunk/arch/s390/lib/uaccess_pt.c b/trunk/arch/s390/lib/uaccess_pt.c
@@ -39,7 +39,7 @@ static __always_inline unsigned long follow_table(struct mm_struct *mm,
 	pmd = pmd_offset(pud, addr);
 	if (pmd_none(*pmd))
 		return -0x10UL;
-	if (pmd_large(*pmd)) {
+	if (pmd_huge(*pmd)) {
 		if (write && (pmd_val(*pmd) & _SEGMENT_ENTRY_RO))
 			return -0x04UL;
 		return (pmd_val(*pmd) & HPAGE_MASK) + (addr & ~HPAGE_MASK);

diff --git a/trunk/arch/s390/mm/gup.c b/trunk/arch/s390/mm/gup.c
@@ -126,7 +126,7 @@ static inline int gup_pmd_range(pud_t *pudp, pud_t pud, unsigned long addr,
 		 */
 		if (pmd_none(pmd) || pmd_trans_splitting(pmd))
 			return 0;
-		if (unlikely(pmd_large(pmd))) {
+		if (unlikely(pmd_huge(pmd))) {
 			if (!gup_huge_pmd(pmdp, pmd, addr, next,
 					  write, pages, nr))
 				return 0;

diff --git a/trunk/crypto/cryptd.c b/trunk/crypto/cryptd.c
@@ -137,18 +137,13 @@ static void cryptd_queue_worker(struct work_struct *work)
 	struct crypto_async_request *req, *backlog;
 
 	cpu_queue = container_of(work, struct cryptd_cpu_queue, work);
-	/*
-	 * Only handle one request at a time to avoid hogging crypto workqueue.
-	 * preempt_disable/enable is used to prevent being preempted by
-	 * cryptd_enqueue_request(). local_bh_disable/enable is used to prevent
-	 * cryptd_enqueue_request() being accessed from software interrupts.
-	 */
-	local_bh_disable();
+	/* Only handle one request at a time to avoid hogging crypto
+	 * workqueue. preempt_disable/enable is used to prevent
+	 * being preempted by cryptd_enqueue_request() */
 	preempt_disable();
 	backlog = crypto_get_backlog(&cpu_queue->queue);
 	req = crypto_dequeue_request(&cpu_queue->queue);
 	preempt_enable();
-	local_bh_enable();
 
 	if (!req)
 		return;

diff --git a/trunk/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/trunk/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -1098,6 +1098,11 @@ static void vmw_pm_complete(struct device *kdev)
 	struct drm_device *dev = pci_get_drvdata(pdev);
 	struct vmw_private *dev_priv = vmw_priv(dev);
 
+	mutex_lock(&dev_priv->hw_mutex);
+	vmw_write(dev_priv, SVGA_REG_ID, SVGA_ID_2);
+	(void) vmw_read(dev_priv, SVGA_REG_ID);
+	mutex_unlock(&dev_priv->hw_mutex);
+
 	/**
 	 * Reclaim 3d reference held by fbdev and potentially
 	 * start fifo.