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authormonk.liu <monk.liu@amd.com>2015-05-26 15:01:54 +0800
committerAlex Deucher <alexander.deucher@amd.com>2015-06-03 21:03:54 -0400
commitcfe2c9780756b63af695078c110b755876b09dfc (patch)
treedfddee7a85eddfd3ec9d3aafe54821c31ecdc424 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
parent3d5a08c114585e5b9f890807b04d2730dafde5e1 (diff)
downloadblackbird-op-linux-cfe2c9780756b63af695078c110b755876b09dfc.tar.gz
blackbird-op-linux-cfe2c9780756b63af695078c110b755876b09dfc.zip
drm/amdgpu: sync fence of clear_invalids (v2)
bo_va may un-initialized, fix it. Signed-off-by: monk.liu <monk.liu@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Reviewed-by: Jammy Zhou <jammy.zhou@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index dcb2d3859cf1..4d26b303b495 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -858,9 +858,9 @@ int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
* PTs have to be reserved and mutex must be locked!
*/
int amdgpu_vm_clear_invalids(struct amdgpu_device *adev,
- struct amdgpu_vm *vm)
+ struct amdgpu_vm *vm, struct amdgpu_sync *sync)
{
- struct amdgpu_bo_va *bo_va;
+ struct amdgpu_bo_va *bo_va = NULL;
int r;
spin_lock(&vm->status_lock);
@@ -877,6 +877,8 @@ int amdgpu_vm_clear_invalids(struct amdgpu_device *adev,
}
spin_unlock(&vm->status_lock);
+ if (bo_va)
+ amdgpu_sync_fence(sync, bo_va->last_pt_update);
return 0;
}
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