1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index f38fbcc4693..dfee7bb03ab 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -53,6 +53,7 @@ int radeon_gem_object_create(struct radeon_device *rdev, int size,
                                 struct drm_gem_object **obj)
 {
         struct radeon_bo *robj;
+        unsigned long max_size;
         int r;
 
         *obj = NULL;
@@ -60,6 +61,15 @@ int radeon_gem_object_create(struct radeon_device *rdev, int size,
         if (alignment < PAGE_SIZE) {
                 alignment = PAGE_SIZE;
         }
+
+        /* maximun bo size is the minimun btw visible vram and gtt size */
+        max_size = min(rdev->mc.visible_vram_size, rdev->mc.gtt_size);
+        if (size > max_size) {
+                printk(KERN_WARNING "%s:%d alloc size %dMb bigger than %ldMb limit\n",
+                       __func__, __LINE__, size >> 20, max_size >> 20);
+                return -ENOMEM;
+        }
+
         r = radeon_bo_create(rdev, size, alignment, kernel, initial_domain, NULL, &robj);
         if (r) {
                 if (r != -ERESTARTSYS)