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drm/ttm: Don't unreserve swapped BOs that were previously reserved

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If ttm_bo_swapout doesn't own the lock, don't release it. Someone
else probably depends on it still being locked.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Felix Kuehling 2018-01-17 23:54:07 -05:00 committed by Alex Deucher
parent fd5002d6a3
commit ad76c65ec3
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/ttm/ttm_bo.c
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@ -1780,8 +1780,8 @@ out:
* Unreserve without putting on LRU to avoid swapping out an * Unreserve without putting on LRU to avoid swapping out an
* already swapped buffer. * already swapped buffer.
*/ */
if (locked)
reservation_object_unlock(bo->resv); reservation_object_unlock(bo->resv);
kref_put(&bo->list_kref, ttm_bo_release_list); kref_put(&bo->list_kref, ttm_bo_release_list);
return ret; return ret;
} }