diff options
Diffstat (limited to 'block/blk-mq-sched.c')
| -rw-r--r-- | block/blk-mq-sched.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c index 6bd1758ea29b..0bb13bb51daa 100644 --- a/block/blk-mq-sched.c +++ b/block/blk-mq-sched.c @@ -461,6 +461,28 @@ void blk_mq_sched_teardown(struct request_queue *q) blk_mq_sched_free_tags(set, hctx, i); } +int blk_mq_sched_init_hctx(struct request_queue *q, struct blk_mq_hw_ctx *hctx, + unsigned int hctx_idx) +{ + struct elevator_queue *e = q->elevator; + + if (!e) + return 0; + + return blk_mq_sched_alloc_tags(q, hctx, hctx_idx); +} + +void blk_mq_sched_exit_hctx(struct request_queue *q, struct blk_mq_hw_ctx *hctx, + unsigned int hctx_idx) +{ + struct elevator_queue *e = q->elevator; + + if (!e) + return; + + blk_mq_sched_free_tags(q->tag_set, hctx, hctx_idx); +} + int blk_mq_init_sched(struct request_queue *q, struct elevator_type *e) { struct blk_mq_hw_ctx *hctx; |