diff options
Diffstat (limited to 'drivers/gpu/drm/i915/dma_resv_utils.c')
-rw-r--r-- | drivers/gpu/drm/i915/dma_resv_utils.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/dma_resv_utils.c b/drivers/gpu/drm/i915/dma_resv_utils.c new file mode 100644 index 000000000000..9e508e7d4629 --- /dev/null +++ b/drivers/gpu/drm/i915/dma_resv_utils.c @@ -0,0 +1,17 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright © 2020 Intel Corporation + */ + +#include <linux/dma-resv.h> + +#include "dma_resv_utils.h" + +void dma_resv_prune(struct dma_resv *resv) +{ + if (dma_resv_trylock(resv)) { + if (dma_resv_test_signaled_rcu(resv, true)) + dma_resv_add_excl_fence(resv, NULL); + dma_resv_unlock(resv); + } +} |