From 27489a3c827b7eebba26eda0320bb0f100bef167 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Wed, 24 Aug 2016 15:54:25 -0600 Subject: blk-mq: turn hctx->run_work into a regular work struct We don't need the larger delayed work struct, since we always run it immediately. Signed-off-by: Jens Axboe --- block/blk-mq.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) (limited to 'block/blk-mq.c') diff --git a/block/blk-mq.c b/block/blk-mq.c index 13f5a6c1de76..b68fdcbe58f6 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -936,8 +936,7 @@ void blk_mq_run_hw_queue(struct blk_mq_hw_ctx *hctx, bool async) put_cpu(); } - kblockd_schedule_delayed_work_on(blk_mq_hctx_next_cpu(hctx), - &hctx->run_work, 0); + kblockd_schedule_work_on(blk_mq_hctx_next_cpu(hctx), &hctx->run_work); } void blk_mq_run_hw_queues(struct request_queue *q, bool async) @@ -958,7 +957,7 @@ EXPORT_SYMBOL(blk_mq_run_hw_queues); void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx) { - cancel_delayed_work(&hctx->run_work); + cancel_work(&hctx->run_work); cancel_delayed_work(&hctx->delay_work); set_bit(BLK_MQ_S_STOPPED, &hctx->state); } @@ -1011,7 +1010,7 @@ static void blk_mq_run_work_fn(struct work_struct *work) { struct blk_mq_hw_ctx *hctx; - hctx = container_of(work, struct blk_mq_hw_ctx, run_work.work); + hctx = container_of(work, struct blk_mq_hw_ctx, run_work); __blk_mq_run_hw_queue(hctx); } @@ -1722,7 +1721,7 @@ static int blk_mq_init_hctx(struct request_queue *q, if (node == NUMA_NO_NODE) node = hctx->numa_node = set->numa_node; - INIT_DELAYED_WORK(&hctx->run_work, blk_mq_run_work_fn); + INIT_WORK(&hctx->run_work, blk_mq_run_work_fn); INIT_DELAYED_WORK(&hctx->delay_work, blk_mq_delay_work_fn); spin_lock_init(&hctx->lock); INIT_LIST_HEAD(&hctx->dispatch); -- cgit v1.2.3