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| author | James Bottomley <James.Bottomley@SteelEye.com> | 2005-06-20 14:11:09 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@suse.de> | 2005-06-20 14:11:09 +0200 |
| commit | 994ca9a19616f0d4161a9e825f0835925d522426 (patch) | |
| tree | 0998252ed375929dca468440b7486d4c1104757f /drivers/block/ll_rw_blk.c | |
| parent | f63eb21b4f32028755b6b9d47e5eb13c18ba0cae (diff) | |
| download | blackbird-op-linux-994ca9a19616f0d4161a9e825f0835925d522426.tar.gz blackbird-op-linux-994ca9a19616f0d4161a9e825f0835925d522426.zip | |
[PATCH] update blk_execute_rq to take an at_head parameter
Original From: Mike Christie <michaelc@cs.wisc.edu>
Modified to split out block changes (this patch) and SCSI pieces.
Signed-off-by: Jens Axboe <axboe@suse.de>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/block/ll_rw_blk.c')
| -rw-r--r-- | drivers/block/ll_rw_blk.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/block/ll_rw_blk.c b/drivers/block/ll_rw_blk.c index 874e46fc3748..d260a2ce9a70 100644 --- a/drivers/block/ll_rw_blk.c +++ b/drivers/block/ll_rw_blk.c @@ -2269,13 +2269,14 @@ void blk_execute_rq_nowait(request_queue_t *q, struct gendisk *bd_disk, * @q: queue to insert the request in * @bd_disk: matching gendisk * @rq: request to insert + * @at_head: insert request at head or tail of queue * * Description: * Insert a fully prepared request at the back of the io scheduler queue * for execution. */ int blk_execute_rq(request_queue_t *q, struct gendisk *bd_disk, - struct request *rq) + struct request *rq, int at_head) { DECLARE_COMPLETION(wait); char sense[SCSI_SENSE_BUFFERSIZE]; @@ -2294,7 +2295,7 @@ int blk_execute_rq(request_queue_t *q, struct gendisk *bd_disk, } rq->waiting = &wait; - blk_execute_rq_nowait(q, bd_disk, rq, 0, blk_end_sync_rq); + blk_execute_rq_nowait(q, bd_disk, rq, at_head, blk_end_sync_rq); wait_for_completion(&wait); rq->waiting = NULL; @@ -2361,7 +2362,7 @@ int blkdev_scsi_issue_flush_fn(request_queue_t *q, struct gendisk *disk, rq->data_len = 0; rq->timeout = 60 * HZ; - ret = blk_execute_rq(q, disk, rq); + ret = blk_execute_rq(q, disk, rq, 0); if (ret && error_sector) *error_sector = rq->sector; |
