66 bool blk_req_needs_zone_write_lock(struct request *rq)  in blk_req_needs_zone_write_lock()  argument
68 	if (!rq->q->seq_zones_wlock)  in blk_req_needs_zone_write_lock()
71 	if (blk_rq_is_passthrough(rq))  in blk_req_needs_zone_write_lock()
74 	switch (req_op(rq)) {  in blk_req_needs_zone_write_lock()
78 		return blk_rq_zone_is_seq(rq);  in blk_req_needs_zone_write_lock()
85 bool blk_req_zone_write_trylock(struct request *rq)  in blk_req_zone_write_trylock()  argument
87 	unsigned int zno = blk_rq_zone_no(rq);  in blk_req_zone_write_trylock()
89 	if (test_and_set_bit(zno, rq->q->seq_zones_wlock))  in blk_req_zone_write_trylock()
92 	WARN_ON_ONCE(rq->rq_flags & RQF_ZONE_WRITE_LOCKED);  in blk_req_zone_write_trylock()
93 	rq->rq_flags |= RQF_ZONE_WRITE_LOCKED;  in blk_req_zone_write_trylock()
99 void __blk_req_zone_write_lock(struct request *rq)  in __blk_req_zone_write_lock()  argument
101 	if (WARN_ON_ONCE(test_and_set_bit(blk_rq_zone_no(rq),  in __blk_req_zone_write_lock()
102 					  rq->q->seq_zones_wlock)))  in __blk_req_zone_write_lock()
105 	WARN_ON_ONCE(rq->rq_flags & RQF_ZONE_WRITE_LOCKED);  in __blk_req_zone_write_lock()
106 	rq->rq_flags |= RQF_ZONE_WRITE_LOCKED;  in __blk_req_zone_write_lock()
110 void __blk_req_zone_write_unlock(struct request *rq)  in __blk_req_zone_write_unlock()  argument
112 	rq->rq_flags &= ~RQF_ZONE_WRITE_LOCKED;  in __blk_req_zone_write_unlock()
113 	if (rq->q->seq_zones_wlock)  in __blk_req_zone_write_unlock()
114 		WARN_ON_ONCE(!test_and_clear_bit(blk_rq_zone_no(rq),  in __blk_req_zone_write_unlock()
115 						 rq->q->seq_zones_wlock));  in __blk_req_zone_write_unlock()