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| author | Jens Axboe | 2008-08-01 20:31:32 +0200 |
|---|---|---|
| committer | Jens Axboe | 2008-08-01 20:31:32 +0200 |
| commit | 6c5e0c4d518a37e1d5d794c14433e80284415079 (patch) | |
| tree | 26208a4fe4115a37c000a13d50df8c1a5e393553 /include | |
| parent | Fix off-by-one error in iov_iter_advance() (diff) | |
| download | kernel-qcow2-linux-6c5e0c4d518a37e1d5d794c14433e80284415079.tar.gz kernel-qcow2-linux-6c5e0c4d518a37e1d5d794c14433e80284415079.tar.xz kernel-qcow2-linux-6c5e0c4d518a37e1d5d794c14433e80284415079.zip | |
block: add a blk_plug_device_unlocked() that grabs the queue lock
blk_plug_device() must be called with the queue lock held, so callers
often just grab and release the lock for that purpose. Add a helper
that does just that.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/blkdev.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 88d68081a0f1..e61f22be4d0e 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -655,6 +655,7 @@ extern struct request *blk_get_request(struct request_queue *, int, gfp_t); extern void blk_insert_request(struct request_queue *, struct request *, int, void *); extern void blk_requeue_request(struct request_queue *, struct request *); extern void blk_plug_device(struct request_queue *); +extern void blk_plug_device_unlocked(struct request_queue *); extern int blk_remove_plug(struct request_queue *); extern void blk_recount_segments(struct request_queue *, struct bio *); extern int scsi_cmd_ioctl(struct file *, struct request_queue *, |