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drm/ttm: rework no_retry handling v2

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During eviction we do want to trigger the OOM killer.

Only while doing new allocations we should try to avoid that and
return -ENOMEM to the application.

v2: rename the flag to gfp_retry_mayfail.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/398685/
This commit is contained in:
Christian König
2020-11-02 13:01:53 +01:00
parent d74252bb8f
commit 586052b0a6
6 changed files with 5 additions and 14 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
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@@ -516,6 +516,8 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev,
struct ttm_operation_ctx ctx = {
.interruptible = (bp->type != ttm_bo_type_kernel),
.no_wait_gpu = bp->no_wait_gpu,
/* We opt to avoid OOM on system pages allocations */
.gfp_retry_mayfail = true,
.resv = bp->resv,
.flags = bp->type != ttm_bo_type_kernel ?
TTM_OPT_FLAG_ALLOW_RES_EVICT : 0