---

yaml
---
r: 264371
b: refs/heads/master
c: f36c23b
h: refs/heads/master
i:
  264369: 721c172
  264367: cd25f3a
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 486cf46f3f9be5f2a966016c1a8fe01e32cde09e
+refs/heads/master: f36c23bb9f822904dacf83a329518d0a5fde7968

trunk/Makefile

@@ -1,7 +1,7 @@
 VERSION = 3
 PATCHLEVEL = 1
 SUBLEVEL = 0
-EXTRAVERSION = -rc10
+EXTRAVERSION = -rc9
 NAME = "Divemaster Edition"
 
 # *DOCUMENTATION*

trunk/arch/arm/common/vic.c

@@ -259,6 +259,7 @@ static void __init vic_disable(void __iomem *base)
 	writel(0, base + VIC_INT_SELECT);
 	writel(0, base + VIC_INT_ENABLE);
 	writel(~0, base + VIC_INT_ENABLE_CLEAR);
+	writel(0, base + VIC_IRQ_STATUS);
 	writel(0, base + VIC_ITCR);
 	writel(~0, base + VIC_INT_SOFT_CLEAR);
 }

trunk/arch/arm/include/asm/localtimer.h

@@ -10,8 +10,6 @@
 #ifndef __ASM_ARM_LOCALTIMER_H
 #define __ASM_ARM_LOCALTIMER_H
 
-#include <linux/errno.h>
-
 struct clock_event_device;
 
 /*

trunk/arch/arm/kernel/perf_event_v7.c

@@ -321,8 +321,8 @@ static const unsigned armv7_a9_perf_map[PERF_COUNT_HW_MAX] = {
 	[PERF_COUNT_HW_CPU_CYCLES]	    = ARMV7_PERFCTR_CPU_CYCLES,
 	[PERF_COUNT_HW_INSTRUCTIONS]	    =
 					ARMV7_PERFCTR_INST_OUT_OF_RENAME_STAGE,
-	[PERF_COUNT_HW_CACHE_REFERENCES]    = ARMV7_PERFCTR_DCACHE_ACCESS,
-	[PERF_COUNT_HW_CACHE_MISSES]	    = ARMV7_PERFCTR_DCACHE_REFILL,
+	[PERF_COUNT_HW_CACHE_REFERENCES]    = ARMV7_PERFCTR_COHERENT_LINE_HIT,
+	[PERF_COUNT_HW_CACHE_MISSES]	    = ARMV7_PERFCTR_COHERENT_LINE_MISS,
 	[PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = ARMV7_PERFCTR_PC_WRITE,
 	[PERF_COUNT_HW_BRANCH_MISSES]	    = ARMV7_PERFCTR_PC_BRANCH_MIS_PRED,
 	[PERF_COUNT_HW_BUS_CYCLES]	    = ARMV7_PERFCTR_CLOCK_CYCLES,

trunk/arch/arm/mm/init.c

@@ -496,13 +496,6 @@ static void __init free_unused_memmap(struct meminfo *mi)
 		 */
 		bank_start = min(bank_start,
 				 ALIGN(prev_bank_end, PAGES_PER_SECTION));
-#else
-		/*
-		 * Align down here since the VM subsystem insists that the
-		 * memmap entries are valid from the bank start aligned to
-		 * MAX_ORDER_NR_PAGES.
-		 */
-		bank_start = round_down(bank_start, MAX_ORDER_NR_PAGES);
 #endif
 		/*
 		 * If we had a previous bank, and there is a space

trunk/drivers/gpu/drm/radeon/atom.c

@@ -277,12 +277,7 @@ static uint32_t atom_get_src_int(atom_exec_context *ctx, uint8_t attr,
 	case ATOM_ARG_FB:
 		idx = U8(*ptr);
 		(*ptr)++;
-		if ((gctx->fb_base + (idx * 4)) > gctx->scratch_size_bytes) {
-			DRM_ERROR("ATOM: fb read beyond scratch region: %d vs. %d\n",
-				  gctx->fb_base + (idx * 4), gctx->scratch_size_bytes);
-			val = 0;
-		} else
-			val = gctx->scratch[(gctx->fb_base / 4) + idx];
+		val = gctx->scratch[((gctx->fb_base + idx) / 4)];
 		if (print)
 			DEBUG("FB[0x%02X]", idx);
 		break;
@@ -536,11 +531,7 @@ static void atom_put_dst(atom_exec_context *ctx, int arg, uint8_t attr,
 	case ATOM_ARG_FB:
 		idx = U8(*ptr);
 		(*ptr)++;
-		if ((gctx->fb_base + (idx * 4)) > gctx->scratch_size_bytes) {
-			DRM_ERROR("ATOM: fb write beyond scratch region: %d vs. %d\n",
-				  gctx->fb_base + (idx * 4), gctx->scratch_size_bytes);
-		} else
-			gctx->scratch[(gctx->fb_base / 4) + idx] = val;
+		gctx->scratch[((gctx->fb_base + idx) / 4)] = val;
 		DEBUG("FB[0x%02X]", idx);
 		break;
 	case ATOM_ARG_PLL:
@@ -1379,13 +1370,11 @@ int atom_allocate_fb_scratch(struct atom_context *ctx)
 
 		usage_bytes = firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb * 1024;
 	}
-	ctx->scratch_size_bytes = 0;
 	if (usage_bytes == 0)
 		usage_bytes = 20 * 1024;
 	/* allocate some scratch memory */
 	ctx->scratch = kzalloc(usage_bytes, GFP_KERNEL);
 	if (!ctx->scratch)
 		return -ENOMEM;
-	ctx->scratch_size_bytes = usage_bytes;
 	return 0;
 }

trunk/drivers/gpu/drm/radeon/atom.h

@@ -137,7 +137,6 @@ struct atom_context {
 	int cs_equal, cs_above;
 	int io_mode;
 	uint32_t *scratch;
-	int scratch_size_bytes;
 };
 
 extern int atom_debug;

trunk/drivers/gpu/drm/radeon/atombios_crtc.c

@@ -466,7 +466,7 @@ static void atombios_crtc_program_ss(struct drm_crtc *crtc,
 			return;
 		}
 		args.v2.ucEnable = enable;
-		if ((ss->percentage == 0) || (ss->type & ATOM_EXTERNAL_SS_MASK) || ASIC_IS_DCE41(rdev))
+		if ((ss->percentage == 0) || (ss->type & ATOM_EXTERNAL_SS_MASK))
 			args.v2.ucEnable = ATOM_DISABLE;
 	} else if (ASIC_IS_DCE3(rdev)) {
 		args.v1.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);

trunk/drivers/gpu/drm/radeon/radeon_encoders.c

@@ -1638,17 +1638,7 @@ atombios_set_encoder_crtc_source(struct drm_encoder *encoder)
 			break;
 		case 2:
 			args.v2.ucCRTC = radeon_crtc->crtc_id;
-			if (radeon_encoder_is_dp_bridge(encoder)) {
-				struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
-
-				if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
-					args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
-				else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
-					args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
-				else
-					args.v2.ucEncodeMode = atombios_get_encoder_mode(encoder);
-			} else
-				args.v2.ucEncodeMode = atombios_get_encoder_mode(encoder);
+			args.v2.ucEncodeMode = atombios_get_encoder_mode(encoder);
 			switch (radeon_encoder->encoder_id) {
 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
@@ -1766,15 +1756,10 @@ static int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder)
 	if (ASIC_IS_DCE4(rdev)) {
 		dig = radeon_encoder->enc_priv;
 		if (ASIC_IS_DCE41(rdev)) {
-			/* ontario follows DCE4 */
-			if (rdev->family == CHIP_PALM) {
-				if (dig->linkb)
-					return 1;
-				else
-					return 0;
-			} else
-				/* llano follows DCE3.2 */
-				return radeon_crtc->crtc_id;
+			if (dig->linkb)
+				return 1;
+			else
+				return 0;
 		} else {
 			switch (radeon_encoder->encoder_id) {
 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:

trunk/drivers/gpu/drm/ttm/ttm_bo_util.c

@@ -321,7 +321,7 @@ int ttm_bo_move_memcpy(struct ttm_buffer_object *bo,
 	struct ttm_mem_type_manager *man = &bdev->man[new_mem->mem_type];
 	struct ttm_tt *ttm = bo->ttm;
 	struct ttm_mem_reg *old_mem = &bo->mem;
-	struct ttm_mem_reg old_copy = *old_mem;
+	struct ttm_mem_reg old_copy;
 	void *old_iomap;
 	void *new_iomap;
 	int ret;

trunk/drivers/media/video/v4l2-dev.c

@@ -181,7 +181,7 @@ static void v4l2_device_release(struct device *cd)
 	 * TODO: In the long run all drivers that use v4l2_device should use the
 	 * v4l2_device release callback. This check will then be unnecessary.
 	 */
-	if (v4l2_dev && v4l2_dev->release == NULL)
+	if (v4l2_dev->release == NULL)
 		v4l2_dev = NULL;
 
 	/* Release video_device and perform other

trunk/include/net/udplite.h

@@ -66,40 +66,34 @@ static inline int udplite_checksum_init(struct sk_buff *skb, struct udphdr *uh)
 	return 0;
 }
 
-static inline int udplite_sender_cscov(struct udp_sock *up, struct udphdr *uh)
+/* Slow-path computation of checksum. Socket is locked. */
+static inline __wsum udplite_csum_outgoing(struct sock *sk, struct sk_buff *skb)
 {
+	const struct udp_sock *up = udp_sk(skb->sk);
 	int cscov = up->len;
+	__wsum csum = 0;
 
-	/*
-	 * Sender has set `partial coverage' option on UDP-Lite socket
-	 */
-	if (up->pcflag & UDPLITE_SEND_CC)    {
+	if (up->pcflag & UDPLITE_SEND_CC) {
+		/*
+		 * Sender has set `partial coverage' option on UDP-Lite socket.
+		 * The special case "up->pcslen == 0" signifies full coverage.
+		 */
 		if (up->pcslen < up->len) {
-		/* up->pcslen == 0 means that full coverage is required,
-		 * partial coverage only if  0 < up->pcslen < up->len */
-			if (0 < up->pcslen) {
-			       cscov = up->pcslen;
-			}
-			uh->len = htons(up->pcslen);
+			if (0 < up->pcslen)
+				cscov = up->pcslen;
+			udp_hdr(skb)->len = htons(up->pcslen);
 		}
-	/*
-	 * NOTE: Causes for the error case  `up->pcslen > up->len':
-	 *        (i)  Application error (will not be penalized).
-	 *       (ii)  Payload too big for send buffer: data is split
-	 *             into several packets, each with its own header.
-	 *             In this case (e.g. last segment), coverage may
-	 *             exceed packet length.
-	 *       Since packets with coverage length > packet length are
-	 *       illegal, we fall back to the defaults here.
-	 */
+		/*
+		 * NOTE: Causes for the error case  `up->pcslen > up->len':
+		 *        (i)  Application error (will not be penalized).
+		 *       (ii)  Payload too big for send buffer: data is split
+		 *             into several packets, each with its own header.
+		 *             In this case (e.g. last segment), coverage may
+		 *             exceed packet length.
+		 *       Since packets with coverage length > packet length are
+		 *       illegal, we fall back to the defaults here.
+		 */
 	}
-	return cscov;
-}
-
-static inline __wsum udplite_csum_outgoing(struct sock *sk, struct sk_buff *skb)
-{
-	int cscov = udplite_sender_cscov(udp_sk(sk), udp_hdr(skb));
-	__wsum csum = 0;
 
 	skb->ip_summed = CHECKSUM_NONE;     /* no HW support for checksumming */
 
@@ -115,16 +109,21 @@ static inline __wsum udplite_csum_outgoing(struct sock *sk, struct sk_buff *skb)
 	return csum;
 }
 
+/* Fast-path computation of checksum. Socket may not be locked. */
 static inline __wsum udplite_csum(struct sk_buff *skb)
 {
-	struct sock *sk = skb->sk;
-	int cscov = udplite_sender_cscov(udp_sk(sk), udp_hdr(skb));
+	const struct udp_sock *up = udp_sk(skb->sk);
 	const int off = skb_transport_offset(skb);
-	const int len = skb->len - off;
+	int len = skb->len - off;
 
+	if ((up->pcflag & UDPLITE_SEND_CC) && up->pcslen < len) {
+		if (0 < up->pcslen)
+			len = up->pcslen;
+		udp_hdr(skb)->len = htons(up->pcslen);
+	}
 	skb->ip_summed = CHECKSUM_NONE;     /* no HW support for checksumming */
 
-	return skb_checksum(skb, off, min(cscov, len), 0);
+	return skb_checksum(skb, off, len, 0);
 }
 
 extern void	udplite4_register(void);

trunk/kernel/posix-cpu-timers.c

@@ -274,19 +274,18 @@ void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times)
 	struct task_cputime sum;
 	unsigned long flags;
 
+	spin_lock_irqsave(&cputimer->lock, flags);
 	if (!cputimer->running) {
+		cputimer->running = 1;
 		/*
 		 * The POSIX timer interface allows for absolute time expiry
 		 * values through the TIMER_ABSTIME flag, therefore we have
 		 * to synchronize the timer to the clock every time we start
 		 * it.
 		 */
 		thread_group_cputime(tsk, &sum);
-		spin_lock_irqsave(&cputimer->lock, flags);
-		cputimer->running = 1;
 		update_gt_cputime(&cputimer->cputime, &sum);
-	} else
-		spin_lock_irqsave(&cputimer->lock, flags);
+	}
 	*times = cputimer->cputime;
 	spin_unlock_irqrestore(&cputimer->lock, flags);
 }

trunk/kernel/sys.c

@@ -1172,7 +1172,7 @@ DECLARE_RWSEM(uts_sem);
 static int override_release(char __user *release, int len)
 {
 	int ret = 0;
-	char buf[65];
+	char buf[len];
 
 	if (current->personality & UNAME26) {
 		char *rest = UTS_RELEASE;

trunk/mm/migrate.c

@@ -120,10 +120,10 @@ static int remove_migration_pte(struct page *new, struct vm_area_struct *vma,
 
 		ptep = pte_offset_map(pmd, addr);
 
-		/*
-		 * Peek to check is_swap_pte() before taking ptlock?  No, we
-		 * can race mremap's move_ptes(), which skips anon_vma lock.
-		 */
+		if (!is_swap_pte(*ptep)) {
+			pte_unmap(ptep);
+			goto out;
+		}
 
 		ptl = pte_lockptr(mm, pmd);
 	}