diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/blk-throttle.c | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/block/blk-throttle.c b/block/blk-throttle.c index 7dbd0e695df0..0a0bc00059df 100644 --- a/block/blk-throttle.c +++ b/block/blk-throttle.c @@ -108,7 +108,7 @@ struct throtl_data unsigned int nr_undestroyed_grps; /* Work for dispatching throttled bios */ - struct delayed_work throtl_work; + struct delayed_work dispatch_work; }; /* list and work item to allocate percpu group stats */ @@ -820,10 +820,12 @@ static int throtl_select_dispatch(struct throtl_data *td, struct bio_list *bl) return nr_disp; } -/* Dispatch throttled bios. Should be called without queue lock held. */ -static int throtl_dispatch(struct request_queue *q) +/* work function to dispatch throttled bios */ +void blk_throtl_dispatch_work_fn(struct work_struct *work) { - struct throtl_data *td = q->td; + struct throtl_data *td = container_of(to_delayed_work(work), + struct throtl_data, dispatch_work); + struct request_queue *q = td->queue; unsigned int nr_disp = 0; struct bio_list bio_list_on_stack; struct bio *bio; @@ -859,16 +861,6 @@ out: generic_make_request(bio); blk_finish_plug(&plug); } - return nr_disp; -} - -void blk_throtl_work(struct work_struct *work) -{ - struct throtl_data *td = container_of(work, struct throtl_data, - throtl_work.work); - struct request_queue *q = td->queue; - - throtl_dispatch(q); } /* Call with queue lock held */ @@ -876,7 +868,7 @@ static void throtl_schedule_delayed_work(struct throtl_data *td, unsigned long delay) { - struct delayed_work *dwork = &td->throtl_work; + struct delayed_work *dwork = &td->dispatch_work; if (total_nr_queued(td)) { mod_delayed_work(kthrotld_workqueue, dwork, delay); @@ -1057,7 +1049,7 @@ static void throtl_shutdown_wq(struct request_queue *q) { struct throtl_data *td = q->td; - cancel_delayed_work_sync(&td->throtl_work); + cancel_delayed_work_sync(&td->dispatch_work); } static struct blkcg_policy blkcg_policy_throtl = { @@ -1206,7 +1198,7 @@ int blk_throtl_init(struct request_queue *q) return -ENOMEM; td->tg_service_tree = THROTL_RB_ROOT; - INIT_DELAYED_WORK(&td->throtl_work, blk_throtl_work); + INIT_DELAYED_WORK(&td->dispatch_work, blk_throtl_dispatch_work_fn); q->td = td; td->queue = q; |