From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Thu, 20 Oct 2011 19:15:20 +0000 (+0300)
Subject: Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
X-Git-Tag: v3.1~9
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=505f48b53478d3816d1f3b001815703cfd7afa09;hp=afaef734e5f0004916d07ecf7d86292cdd00d59b;p=pandora-kernel.git

Merge git://git./linux/kernel/git/davem/net

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net:
  fib_rules: fix unresolved_rules counting
  r8169: fix wrong eee setting for rlt8111evl
  r8169: fix driver shutdown WoL regression.
  ehea: Change maintainer to me
  pptp: pptp_rcv_core() misses pskb_may_pull() call
  tproxy: copy transparent flag when creating a time wait
  pptp: fix skb leak in pptp_xmit()
  bonding: use local function pointer of bond->recv_probe in bond_handle_frame
  smsc911x: Add support for SMSC LAN89218
  tg3: negate USE_PHYLIB flag check
  netconsole: enable netconsole can make net_device refcnt incorrent
  bluetooth: Properly clone LSM attributes to newly created child connections
  l2tp: fix a potential skb leak in l2tp_xmit_skb()
  bridge: fix hang on removal of bridge via netlink
  x25: Prevent skb overreads when checking call user data
  x25: Handle undersized/fragmented skbs
  x25: Validate incoming call user data lengths
  udplite: fast-path computation of checksum coverage
  IPVS netns shutdown/startup dead-lock
  netfilter: nf_conntrack: fix event flooding in GRE protocol tracker
---

diff --git a/Makefile b/Makefile
index 31f967c31e7f..2652089bf541 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 3
 PATCHLEVEL = 1
 SUBLEVEL = 0
-EXTRAVERSION = -rc9
+EXTRAVERSION = -rc10
 NAME = "Divemaster Edition"
 
 # *DOCUMENTATION*
diff --git a/arch/arm/common/vic.c b/arch/arm/common/vic.c
index 7aa4262ada7a..197f81c77351 100644
--- a/arch/arm/common/vic.c
+++ b/arch/arm/common/vic.c
@@ -259,7 +259,6 @@ 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);
 }
diff --git a/arch/arm/include/asm/localtimer.h b/arch/arm/include/asm/localtimer.h
index 080d74f8128d..ff66638ff54d 100644
--- a/arch/arm/include/asm/localtimer.h
+++ b/arch/arm/include/asm/localtimer.h
@@ -10,6 +10,8 @@
 #ifndef __ASM_ARM_LOCALTIMER_H
 #define __ASM_ARM_LOCALTIMER_H
 
+#include <linux/errno.h>
+
 struct clock_event_device;
 
 /*
diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c
index 4c851834f68e..6be3e2e4d838 100644
--- a/arch/arm/kernel/perf_event_v7.c
+++ b/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_COHERENT_LINE_HIT,
-	[PERF_COUNT_HW_CACHE_MISSES]	    = ARMV7_PERFCTR_COHERENT_LINE_MISS,
+	[PERF_COUNT_HW_CACHE_REFERENCES]    = ARMV7_PERFCTR_DCACHE_ACCESS,
+	[PERF_COUNT_HW_CACHE_MISSES]	    = ARMV7_PERFCTR_DCACHE_REFILL,
 	[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,
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index cc7e2d8be9aa..f8037ba338ac 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -496,6 +496,13 @@ 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
diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index e88c64417a8a..14cc88aaf3a7 100644
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -277,7 +277,12 @@ static uint32_t atom_get_src_int(atom_exec_context *ctx, uint8_t attr,
 	case ATOM_ARG_FB:
 		idx = U8(*ptr);
 		(*ptr)++;
-		val = gctx->scratch[((gctx->fb_base + idx) / 4)];
+		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];
 		if (print)
 			DEBUG("FB[0x%02X]", idx);
 		break;
@@ -531,7 +536,11 @@ static void atom_put_dst(atom_exec_context *ctx, int arg, uint8_t attr,
 	case ATOM_ARG_FB:
 		idx = U8(*ptr);
 		(*ptr)++;
-		gctx->scratch[((gctx->fb_base + idx) / 4)] = val;
+		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;
 		DEBUG("FB[0x%02X]", idx);
 		break;
 	case ATOM_ARG_PLL:
@@ -1370,11 +1379,13 @@ 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;
 }
diff --git a/drivers/gpu/drm/radeon/atom.h b/drivers/gpu/drm/radeon/atom.h
index a589a55b223e..93cfe2086ba0 100644
--- a/drivers/gpu/drm/radeon/atom.h
+++ b/drivers/gpu/drm/radeon/atom.h
@@ -137,6 +137,7 @@ struct atom_context {
 	int cs_equal, cs_above;
 	int io_mode;
 	uint32_t *scratch;
+	int scratch_size_bytes;
 };
 
 extern int atom_debug;
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index c742944d3805..a515b2a09d85 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/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))
+		if ((ss->percentage == 0) || (ss->type & ATOM_EXTERNAL_SS_MASK) || ASIC_IS_DCE41(rdev))
 			args.v2.ucEnable = ATOM_DISABLE;
 	} else if (ASIC_IS_DCE3(rdev)) {
 		args.v1.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 8a171b21b453..eb3f6dc6df83 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -1638,7 +1638,17 @@ atombios_set_encoder_crtc_source(struct drm_encoder *encoder)
 			break;
 		case 2:
 			args.v2.ucCRTC = radeon_crtc->crtc_id;
-			args.v2.ucEncodeMode = atombios_get_encoder_mode(encoder);
+			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);
 			switch (radeon_encoder->encoder_id) {
 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
@@ -1756,10 +1766,15 @@ 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)) {
-			if (dig->linkb)
-				return 1;
-			else
-				return 0;
+			/* 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;
 		} else {
 			switch (radeon_encoder->encoder_id) {
 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index ae3c6f5dd2b7..082fcaea583f 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/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;
+	struct ttm_mem_reg old_copy = *old_mem;
 	void *old_iomap;
 	void *new_iomap;
 	int ret;
diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c
index d72156517726..a5c9ed128b97 100644
--- a/drivers/media/video/v4l2-dev.c
+++ b/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->release == NULL)
+	if (v4l2_dev && v4l2_dev->release == NULL)
 		v4l2_dev = NULL;
 
 	/* Release video_device and perform other
diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c
index c8008dd58ef2..640ded8f5c48 100644
--- a/kernel/posix-cpu-timers.c
+++ b/kernel/posix-cpu-timers.c
@@ -274,9 +274,7 @@ 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
@@ -284,8 +282,11 @@ void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times)
 		 * 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);
 }
diff --git a/kernel/sys.c b/kernel/sys.c
index 18ee1d2f6474..1dbbe695a5ef 100644
--- a/kernel/sys.c
+++ b/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[len];
+	char buf[65];
 
 	if (current->personality & UNAME26) {
 		char *rest = UTS_RELEASE;
diff --git a/mm/migrate.c b/mm/migrate.c
index 666e4e677414..14d0a6a632f6 100644
--- a/mm/migrate.c
+++ b/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);
 
-		if (!is_swap_pte(*ptep)) {
-			pte_unmap(ptep);
-			goto out;
-		}
+		/*
+		 * Peek to check is_swap_pte() before taking ptlock?  No, we
+		 * can race mremap's move_ptes(), which skips anon_vma lock.
+		 */
 
 		ptl = pte_lockptr(mm, pmd);
 	}