diff options
| author | Christian König <christian.koenig@amd.com> | 2015-11-27 16:49:00 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-11-30 14:41:33 -0500 |
| commit | 82b9c55b1edfcb87f5568add56bc7313f5893b60 (patch) | |
| tree | 58aaf2f240374a533d74d71b080508885655e5dd /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | 585116c5fafe578e89c146c9839c95ac75acfb9d (diff) | |
drm/amdgpu: fix VM page table reference counting
We use the reservation object of the page directory for the page tables as
well, because of this the page directory should be freed last. Ensure that
by keeping a reference from the page tables to the directory.
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 251b14736de9..670fefb56945 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -539,6 +539,7 @@ struct amdgpu_bo { /* Constant after initialization */ struct amdgpu_device *adev; struct drm_gem_object gem_base; + struct amdgpu_bo *parent; struct ttm_bo_kmap_obj dma_buf_vmap; pid_t pid; |