/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _BLK_IOPRIO_H_ #define _BLK_IOPRIO_H_ #include <linux/kconfig.h> struct request_queue; struct bio; #ifdef CONFIG_BLK_CGROUP_IOPRIO int blk_ioprio_init(struct request_queue *q); void blk_ioprio_exit(struct request_queue *q); void blkcg_set_ioprio(struct bio *bio); #else static inline int blk_ioprio_init(struct request_queue *q) { return 0; } static inline void blk_ioprio_exit(struct request_queue *q) { } static inline void blkcg_set_ioprio(struct bio *bio) { } #endif #endif /* _BLK_IOPRIO_H_ */