get_fences 221 drivers/dma-buf/sync_file.c a_fences = get_fences(a, &a_num_fences); get_fences 222 drivers/dma-buf/sync_file.c b_fences = get_fences(b, &b_num_fences); get_fences 413 drivers/dma-buf/sync_file.c fences = get_fences(sync_file, &num_fences);