Commit 96cf624b authored by Oak Zeng's avatar Oak Zeng Committed by Alex Deucher
Browse files

drm/amdgpu: Reserve space for shared fence 



Call reservation_object_reserve_shared to reserve
space for shared fence. Otherwise it will trigger
BUG_ON condition in reservation_object_add_shared_fence.

Signed-off-by: default avatarOak Zeng <Oak.Zeng@amd.com>
Acked-by: default avatarChristian Konig <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c5e4c6bb

drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c

+4 −0
Original line number Diff line number Diff line
@@ -2152,12 +2152,16 @@ int amdgpu_amdkfd_add_gws_to_process(void *info, void *gws, struct kgd_mem **mem 
	 * Add process eviction fence to bo so they can

	 * evict each other.

	 */

	ret = reservation_object_reserve_shared(gws_bo->tbo.resv, 1);

	if (ret)

		goto reserve_shared_fail;

	amdgpu_bo_fence(gws_bo, &process_info->eviction_fence->base, true);

	amdgpu_bo_unreserve(gws_bo);

	mutex_unlock(&(*mem)->process_info->lock);



	return ret;



reserve_shared_fail:

bo_validation_failure:

	amdgpu_bo_unreserve(gws_bo);

bo_reservation_failure:

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