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| author | Christian König <christian.koenig@amd.com> | 2016-09-16 11:11:45 (GMT) |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-09-28 20:16:22 (GMT) |
| commit | 2a82ec21b9ba342dc90e054458e430f577beca89 (patch) | |
| tree | aed39b86a5d9bcbe78ba256adce8324829bb70d3 | |
| parent | 2698f6206f53bc23a40a1412b304225a6d62d120 (diff) | |
| download | linux-2a82ec21b9ba342dc90e054458e430f577beca89.tar.xz | |
drm/amdgpu: fix initializing the VM last eviction counter
Close a very small window where something can go wrong.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Edward O'Callaghan <funfunctor@folklore1984.net>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 9f4ff29..04aa5a7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1629,13 +1629,17 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm) goto error_free_page_directory; r = amdgpu_vm_clear_bo(adev, vm, vm->page_directory); - amdgpu_bo_unreserve(vm->page_directory); if (r) - goto error_free_page_directory; + goto error_unreserve; + vm->last_eviction_counter = atomic64_read(&adev->num_evictions); + amdgpu_bo_unreserve(vm->page_directory); return 0; +error_unreserve: + amdgpu_bo_unreserve(vm->page_directory); + error_free_page_directory: amdgpu_bo_unref(&vm->page_directory->shadow); amdgpu_bo_unref(&vm->page_directory); |