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authorFelix Kuehling <Felix.Kuehling@amd.com>2019-05-01 17:43:10 -0400
committerAlex Deucher <alexander.deucher@amd.com>2019-05-24 12:20:50 -0500
commitdd68722c427d5b33420dce0ed0c44b4881e0a416 (patch)
treecf71bb0a19018b1cc7631d812417199dc8864c32 /drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
parent88ccdf1d59df4d93b0591c8879316de40ef88f93 (diff)
drm/amdgpu: Reserve shared fence for eviction fence
Need to reserve space for the shared eviction fence when initializing a KFD VM. Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 5b4fff9a1509..123eb0d7e2e9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -897,6 +897,9 @@ static int init_kfd_vm(struct amdgpu_vm *vm, void **process_info,
AMDGPU_FENCE_OWNER_KFD, false);
if (ret)
goto wait_pd_fail;
+ ret = reservation_object_reserve_shared(vm->root.base.bo->tbo.resv, 1);
+ if (ret)
+ goto reserve_shared_fail;
amdgpu_bo_fence(vm->root.base.bo,
&vm->process_info->eviction_fence->base, true);
amdgpu_bo_unreserve(vm->root.base.bo);
@@ -910,6 +913,7 @@ static int init_kfd_vm(struct amdgpu_vm *vm, void **process_info,
return 0;
+reserve_shared_fail:
wait_pd_fail:
validate_pd_fail:
amdgpu_bo_unreserve(vm->root.base.bo);