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Commit 8ab14595 authored by Jens Axboe's avatar Jens Axboe
Browse files

block: add kblockd_schedule_delayed_work_on() 



Same function as kblockd_schedule_delayed_work(), but allow the
caller to pass in a CPU that the work should be executed on. This
just directly extends and maps into the workqueue API, and will
be used to make the blk-mq mappings more strict.

Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent 59c3d45e

block/blk-core.c

+7 −0
Original line number Diff line number Diff line
@@ -2917,6 +2917,13 @@ int kblockd_schedule_delayed_work(struct delayed_work *dwork, 
}

EXPORT_SYMBOL(kblockd_schedule_delayed_work);



int kblockd_schedule_delayed_work_on(int cpu, struct delayed_work *dwork,

				     unsigned long delay)

{

	return queue_delayed_work_on(cpu, kblockd_workqueue, dwork, delay);

}

EXPORT_SYMBOL(kblockd_schedule_delayed_work_on);



#define PLUG_MAGIC	0x91827364



/**

include/linux/blkdev.h

+1 −0
Original line number Diff line number Diff line
@@ -1361,6 +1361,7 @@ static inline void put_dev_sector(Sector p) 
struct work_struct;

int kblockd_schedule_work(struct work_struct *work);

int kblockd_schedule_delayed_work(struct delayed_work *dwork, unsigned long delay);

int kblockd_schedule_delayed_work_on(int cpu, struct delayed_work *dwork, unsigned long delay);



#ifdef CONFIG_BLK_CGROUP

/*