drm/amdgpu: fix buffer placement under memory pressure

Some buffers (UVD/VM page tables) must be placed in VRAM,
but the byte restriction for moving buffers didn't took this
into account.

Port of radeon commit 4b09556660.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
This commit is contained in:
Christian König 2015-09-02 20:25:48 +02:00 committed by Alex Deucher
parent 362eda04ba
commit 270e869d84

View File

@ -354,7 +354,7 @@ int amdgpu_cs_list_validate(struct amdgpu_cs_parser *p)
* into account. We don't want to disallow buffer moves
* completely.
*/
if (current_domain != AMDGPU_GEM_DOMAIN_CPU &&
if ((lobj->allowed_domains & current_domain) != 0 &&
(domain & current_domain) == 0 && /* will be moved */
bytes_moved > bytes_moved_threshold) {
/* don't move it */