drm/amdgpu: fix potential VM faults

[ Upstream commit 3122051edc ]

When we allocate new page tables under memory
pressure we should not evict old ones.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Christian König 2019-09-19 10:38:57 +02:00 committed by Greg Kroah-Hartman
commit 1df8da335d

View file

@ -428,7 +428,8 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev,
.interruptible = (bp->type != ttm_bo_type_kernel),
.no_wait_gpu = false,
.resv = bp->resv,
.flags = TTM_OPT_FLAG_ALLOW_RES_EVICT
.flags = bp->type != ttm_bo_type_kernel ?
TTM_OPT_FLAG_ALLOW_RES_EVICT : 0
};
struct amdgpu_bo *bo;
unsigned long page_align, size = bp->size;