Merge branch 'perf/core' into perf/uprobes

Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.

Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 31 insertions, 41 deletions

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 7c3a57de818..1f5c67c579c 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -28,6 +28,8 @@
  * Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
  */
 
+#define pr_fmt(fmt) "[TTM] " fmt
+
 #include "ttm/ttm_module.h"
 #include "ttm/ttm_bo_driver.h"
 #include "ttm/ttm_placement.h"
@@ -68,15 +70,13 @@ static void ttm_mem_type_debug(struct ttm_bo_device *bdev, int mem_type)
 {
 	struct ttm_mem_type_manager *man = &bdev->man[mem_type];
 
-	printk(KERN_ERR TTM_PFX "    has_type: %d\n", man->has_type);
-	printk(KERN_ERR TTM_PFX "    use_type: %d\n", man->use_type);
-	printk(KERN_ERR TTM_PFX "    flags: 0x%08X\n", man->flags);
-	printk(KERN_ERR TTM_PFX "    gpu_offset: 0x%08lX\n", man->gpu_offset);
-	printk(KERN_ERR TTM_PFX "    size: %llu\n", man->size);
-	printk(KERN_ERR TTM_PFX "    available_caching: 0x%08X\n",
-		man->available_caching);
-	printk(KERN_ERR TTM_PFX "    default_caching: 0x%08X\n",
-		man->default_caching);
+	pr_err("    has_type: %d\n", man->has_type);
+	pr_err("    use_type: %d\n", man->use_type);
+	pr_err("    flags: 0x%08X\n", man->flags);
+	pr_err("    gpu_offset: 0x%08lX\n", man->gpu_offset);
+	pr_err("    size: %llu\n", man->size);
+	pr_err("    available_caching: 0x%08X\n", man->available_caching);
+	pr_err("    default_caching: 0x%08X\n", man->default_caching);
 	if (mem_type != TTM_PL_SYSTEM)
 		(*man->func->debug)(man, TTM_PFX);
 }
@@ -86,16 +86,16 @@ static void ttm_bo_mem_space_debug(struct ttm_buffer_object *bo,
 {
 	int i, ret, mem_type;
 
-	printk(KERN_ERR TTM_PFX "No space for %p (%lu pages, %luK, %luM)\n",
-		bo, bo->mem.num_pages, bo->mem.size >> 10,
-		bo->mem.size >> 20);
+	pr_err("No space for %p (%lu pages, %luK, %luM)\n",
+	       bo, bo->mem.num_pages, bo->mem.size >> 10,
+	       bo->mem.size >> 20);
 	for (i = 0; i < placement->num_placement; i++) {
 		ret = ttm_mem_type_from_flags(placement->placement[i],
 						&mem_type);
 		if (ret)
 			return;
-		printk(KERN_ERR TTM_PFX "  placement[%d]=0x%08X (%d)\n",
-			i, placement->placement[i], mem_type);
+		pr_err("  placement[%d]=0x%08X (%d)\n",
+		       i, placement->placement[i], mem_type);
 		ttm_mem_type_debug(bo->bdev, mem_type);
 	}
 }
@@ -344,7 +344,7 @@ static int ttm_bo_add_ttm(struct ttm_buffer_object *bo, bool zero_alloc)
 			ret = -ENOMEM;
 		break;
 	default:
-		printk(KERN_ERR TTM_PFX "Illegal buffer object type\n");
+		pr_err("Illegal buffer object type\n");
 		ret = -EINVAL;
 		break;
 	}
@@ -432,7 +432,7 @@ moved:
 	if (bo->evicted) {
 		ret = bdev->driver->invalidate_caches(bdev, bo->mem.placement);
 		if (ret)
-			printk(KERN_ERR TTM_PFX "Can not flush read caches\n");
+			pr_err("Can not flush read caches\n");
 		bo->evicted = false;
 	}
 
@@ -734,9 +734,7 @@ static int ttm_bo_evict(struct ttm_buffer_object *bo, bool interruptible,
 
 	if (unlikely(ret != 0)) {
 		if (ret != -ERESTARTSYS) {
-			printk(KERN_ERR TTM_PFX
-			       "Failed to expire sync object before "
-			       "buffer eviction.\n");
+			pr_err("Failed to expire sync object before buffer eviction\n");
 		}
 		goto out;
 	}
@@ -757,9 +755,8 @@ static int ttm_bo_evict(struct ttm_buffer_object *bo, bool interruptible,
 				no_wait_reserve, no_wait_gpu);
 	if (ret) {
 		if (ret != -ERESTARTSYS) {
-			printk(KERN_ERR TTM_PFX
-			       "Failed to find memory space for "
-			       "buffer 0x%p eviction.\n", bo);
+			pr_err("Failed to find memory space for buffer 0x%p eviction\n",
+			       bo);
 			ttm_bo_mem_space_debug(bo, &placement);
 		}
 		goto out;
@@ -769,7 +766,7 @@ static int ttm_bo_evict(struct ttm_buffer_object *bo, bool interruptible,
 				     no_wait_reserve, no_wait_gpu);
 	if (ret) {
 		if (ret != -ERESTARTSYS)
-			printk(KERN_ERR TTM_PFX "Buffer eviction failed\n");
+			pr_err("Buffer eviction failed\n");
 		ttm_bo_mem_put(bo, &evict_mem);
 		goto out;
 	}
@@ -1180,7 +1177,7 @@ int ttm_bo_init(struct ttm_bo_device *bdev,
 
 	ret = ttm_mem_global_alloc(mem_glob, acc_size, false, false);
 	if (ret) {
-		printk(KERN_ERR TTM_PFX "Out of kernel memory.\n");
+		pr_err("Out of kernel memory\n");
 		if (destroy)
 			(*destroy)(bo);
 		else
@@ -1191,7 +1188,7 @@ int ttm_bo_init(struct ttm_bo_device *bdev,
 	size += buffer_start & ~PAGE_MASK;
 	num_pages = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
 	if (num_pages == 0) {
-		printk(KERN_ERR TTM_PFX "Illegal buffer object size.\n");
+		pr_err("Illegal buffer object size\n");
 		if (destroy)
 			(*destroy)(bo);
 		else
@@ -1342,8 +1339,7 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev,
 			if (allow_errors) {
 				return ret;
 			} else {
-				printk(KERN_ERR TTM_PFX
-					"Cleanup eviction failed\n");
+				pr_err("Cleanup eviction failed\n");
 			}
 		}
 		spin_lock(&glob->lru_lock);
@@ -1358,14 +1354,14 @@ int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type)
 	int ret = -EINVAL;
 
 	if (mem_type >= TTM_NUM_MEM_TYPES) {
-		printk(KERN_ERR TTM_PFX "Illegal memory type %d\n", mem_type);
+		pr_err("Illegal memory type %d\n", mem_type);
 		return ret;
 	}
 	man = &bdev->man[mem_type];
 
 	if (!man->has_type) {
-		printk(KERN_ERR TTM_PFX "Trying to take down uninitialized "
-		       "memory manager type %u\n", mem_type);
+		pr_err("Trying to take down uninitialized memory manager type %u\n",
+		       mem_type);
 		return ret;
 	}
 
@@ -1388,16 +1384,12 @@ int ttm_bo_evict_mm(struct ttm_bo_device *bdev, unsigned mem_type)
 	struct ttm_mem_type_manager *man = &bdev->man[mem_type];
 
 	if (mem_type == 0 || mem_type >= TTM_NUM_MEM_TYPES) {
-		printk(KERN_ERR TTM_PFX
-		       "Illegal memory manager memory type %u.\n",
-		       mem_type);
+		pr_err("Illegal memory manager memory type %u\n", mem_type);
 		return -EINVAL;
 	}
 
 	if (!man->has_type) {
-		printk(KERN_ERR TTM_PFX
-		       "Memory type %u has not been initialized.\n",
-		       mem_type);
+		pr_err("Memory type %u has not been initialized\n", mem_type);
 		return 0;
 	}
 
@@ -1482,8 +1474,7 @@ int ttm_bo_global_init(struct drm_global_reference *ref)
 	ttm_mem_init_shrink(&glob->shrink, ttm_bo_swapout);
 	ret = ttm_mem_register_shrink(glob->mem_glob, &glob->shrink);
 	if (unlikely(ret != 0)) {
-		printk(KERN_ERR TTM_PFX
-		       "Could not register buffer object swapout.\n");
+		pr_err("Could not register buffer object swapout\n");
 		goto out_no_shrink;
 	}
 
@@ -1516,9 +1507,8 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev)
 			man->use_type = false;
 			if ((i != TTM_PL_SYSTEM) && ttm_bo_clean_mm(bdev, i)) {
 				ret = -EBUSY;
-				printk(KERN_ERR TTM_PFX
-				       "DRM memory manager type %d "
-				       "is not clean.\n", i);
+				pr_err("DRM memory manager type %d is not clean\n",
+				       i);
 			}
 			man->has_type = false;
 		}