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| author | Felix Kuehling <Felix.Kuehling@amd.com> | 2021-11-04 22:11:04 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-11-05 21:12:45 +0300 |
| commit | 5702d052959f9d711698e2fc86a706db87e9d646 (patch) | |
| tree | 57ef454d2ad17ec82ad8e45374974dda76efb155 /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | b8c20c74ab8c765b29fb253f6da4b0e59d9bdf3d (diff) | |
| download | linux-5702d052959f9d711698e2fc86a706db87e9d646.tar.xz | |
drm/amdgpu: Fix dangling kfd_bo pointer for shared BOs
If a kfd_bo was shared (e.g. a dmabuf export), the original kfd_bo may be
freed when the amdgpu_bo still lives on. Free the kfd_bo struct in the
release_notify callback then the amdgpu_bo is freed.
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-By: Ramesh Errabolu <Ramesh.Errabolu@amd.com>
Reviewed-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_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index aeb92e5677ac..4fcfc2313b8c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -1274,7 +1274,7 @@ void amdgpu_bo_release_notify(struct ttm_buffer_object *bo) abo = ttm_to_amdgpu_bo(bo); if (abo->kfd_bo) - amdgpu_amdkfd_unreserve_memory_limit(abo); + amdgpu_amdkfd_release_notify(abo); /* We only remove the fence if the resv has individualized. */ WARN_ON_ONCE(bo->type == ttm_bo_type_kernel |