An unlikely race could case a bo to be returned reserved on an error path. Signed-off-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx> --- drivers/gpu/drm/ttm/ttm_bo.c | 8 +++++++- 1 files changed, 7 insertions(+), 1 deletions(-) diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 617b646..0bb0f5f 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -574,10 +574,16 @@ retry: return ret; spin_lock(&glob->lru_lock); + + if (unlikely(list_empty(&bo->ddestroy))) { + spin_unlock(&glob->lru_lock); + return 0; + } + ret = ttm_bo_reserve_locked(bo, interruptible, no_wait_reserve, false, 0); - if (unlikely(ret != 0) || list_empty(&bo->ddestroy)) { + if (unlikely(ret != 0)) { spin_unlock(&glob->lru_lock); return ret; } -- 1.7.4.4 _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel