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authorChristoph Hellwig <hch@lst.de>2021-11-23 19:53:07 +0100
committerJens Axboe <axboe@kernel.dk>2021-11-29 06:38:44 -0700
commit0c6cb3a293fa9adc7be24d67ff7d201aefa50362 (patch)
treed06743648614a5733f030e42b582c5ba701a815f
parentf46b81c54b241bf1ec01c8936a37201c99f94fc7 (diff)
block: remove the e argument to elevator_exit
All callers pass q->elevator. Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20211123185312.1432157-4-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--block/blk-sysfs.c2
-rw-r--r--block/blk.h2
-rw-r--r--block/elevator.c8
3 files changed, 7 insertions, 5 deletions
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index 1677eb4a680c..772347adc56b 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -747,7 +747,7 @@ static void blk_exit_queue(struct request_queue *q)
*/
if (q->elevator) {
ioc_clear_queue(q);
- elevator_exit(q, q->elevator);
+ elevator_exit(q);
}
/*
diff --git a/block/blk.h b/block/blk.h
index 2266cb1f7df5..4df2ce8d4999 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -266,7 +266,7 @@ void blk_insert_flush(struct request *rq);
int elevator_switch_mq(struct request_queue *q,
struct elevator_type *new_e);
-void elevator_exit(struct request_queue *, struct elevator_queue *);
+void elevator_exit(struct request_queue *q);
int elv_register_queue(struct request_queue *q, bool uevent);
void elv_unregister_queue(struct request_queue *q);
diff --git a/block/elevator.c b/block/elevator.c
index 3536cdd5fa12..ec98aed39c4f 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -188,8 +188,10 @@ static void elevator_release(struct kobject *kobj)
kfree(e);
}
-void elevator_exit(struct request_queue *q, struct elevator_queue *e)
+void elevator_exit(struct request_queue *q)
{
+ struct elevator_queue *e = q->elevator;
+
mutex_lock(&e->sysfs_lock);
blk_mq_exit_sched(q, e);
mutex_unlock(&e->sysfs_lock);
@@ -596,7 +598,7 @@ int elevator_switch_mq(struct request_queue *q,
ioc_clear_queue(q);
blk_mq_sched_free_rqs(q);
- elevator_exit(q, q->elevator);
+ elevator_exit(q);
}
ret = blk_mq_init_sched(q, new_e);
@@ -607,7 +609,7 @@ int elevator_switch_mq(struct request_queue *q,
ret = elv_register_queue(q, true);
if (ret) {
blk_mq_sched_free_rqs(q);
- elevator_exit(q, q->elevator);
+ elevator_exit(q);
goto out;
}
}