X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fgpu%2Fdrm%2Fradeon%2Fradeon_ttm.c;fp=kernel%2Fdrivers%2Fgpu%2Fdrm%2Fradeon%2Fradeon_ttm.c;h=35310336dd0a25475b88e485ed63f502c8759df8;hb=52f993b8e89487ec9ee15a7fb4979e0f09a45b27;hp=e06ac546a90ff185a31f64b4ce6e9fd76d071adc;hpb=c189ccac5702322ed843fe17057035b7222a59b6;p=kvmfornfv.git

diff --git a/kernel/drivers/gpu/drm/radeon/radeon_ttm.c b/kernel/drivers/gpu/drm/radeon/radeon_ttm.c
index e06ac546a..35310336d 100644
--- a/kernel/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/kernel/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -235,6 +235,8 @@ static int radeon_verify_access(struct ttm_buffer_object *bo, struct file *filp)
 {
 	struct radeon_bo *rbo = container_of(bo, struct radeon_bo, tbo);
 
+	if (radeon_ttm_tt_has_userptr(bo->ttm))
+		return -EPERM;
 	return drm_vma_node_verify_access(&rbo->gem_base.vma_node, filp);
 }
 
@@ -261,8 +263,8 @@ static int radeon_move_blit(struct ttm_buffer_object *bo,
 
 	rdev = radeon_get_rdev(bo->bdev);
 	ridx = radeon_copy_ring_index(rdev);
-	old_start = old_mem->start << PAGE_SHIFT;
-	new_start = new_mem->start << PAGE_SHIFT;
+	old_start = (u64)old_mem->start << PAGE_SHIFT;
+	new_start = (u64)new_mem->start << PAGE_SHIFT;
 
 	switch (old_mem->mem_type) {
 	case TTM_PL_VRAM: