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Merge branch 'PAGE_CACHE_SIZE-removal'
[linux-2.6-block.git]
/
drivers
/
gpu
/
drm
/
amd
/
amdgpu
/
amdgpu_ttm.c
diff --git
a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index c018b021707cdac62f57165a7be6dff1033df810..6f3369de232fe5f545382a6cc2ca528bdf8c1026 100644
(file)
--- a/
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@
-384,9
+384,15
@@
static int amdgpu_bo_move(struct ttm_buffer_object *bo,
struct ttm_mem_reg *new_mem)
{
struct amdgpu_device *adev;
struct ttm_mem_reg *new_mem)
{
struct amdgpu_device *adev;
+ struct amdgpu_bo *abo;
struct ttm_mem_reg *old_mem = &bo->mem;
int r;
struct ttm_mem_reg *old_mem = &bo->mem;
int r;
+ /* Can't move a pinned BO */
+ abo = container_of(bo, struct amdgpu_bo, tbo);
+ if (WARN_ON_ONCE(abo->pin_count > 0))
+ return -EINVAL;
+
adev = amdgpu_get_adev(bo->bdev);
if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) {
amdgpu_move_null(bo, new_mem);
adev = amdgpu_get_adev(bo->bdev);
if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) {
amdgpu_move_null(bo, new_mem);