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authorJens Axboe <axboe@suse.de>2005-10-20 16:37:00 +0200
committerJens Axboe <axboe@nelson.home.kernel.dk>2005-10-28 08:44:37 +0200
commit1b47f531e244e339b648dfff071c086f936e49e1 (patch)
tree4ecbec3d9ade19e01a47c562772db550daadcef2 /include/linux/blkdev.h
parent8922e16cf6269e668123acb1ae1fdc62b7a3a4fc (diff)
downloadlwn-1b47f531e244e339b648dfff071c086f936e49e1.tar.gz
lwn-1b47f531e244e339b648dfff071c086f936e49e1.zip
[PATCH] generic dispatch fixes
- Split elv_dispatch_insert() into two functions - Rename rq_last_sector() to rq_end_sector() Signed-off-by: Jens Axboe <axboe@suse.de>
Diffstat (limited to 'include/linux/blkdev.h')
-rw-r--r--include/linux/blkdev.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 2c7b9154927a..a2e496f285a4 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -337,7 +337,7 @@ struct request_queue
/*
* Dispatch queue sorting
*/
- sector_t last_sector;
+ sector_t end_sector;
struct request *boundary_rq;
unsigned int max_back_kb;
@@ -625,6 +625,17 @@ static inline void blkdev_dequeue_request(struct request *req)
}
/*
+ * This should be in elevator.h, but that requires pulling in rq and q
+ */
+static inline void elv_dispatch_add_tail(struct request_queue *q,
+ struct request *rq)
+{
+ q->end_sector = rq_end_sector(rq);
+ q->boundary_rq = rq;
+ list_add_tail(&rq->queuelist, &q->queue_head);
+}
+
+/*
* Access functions for manipulating queue properties
*/
extern request_queue_t *blk_init_queue_node(request_fn_proc *rfn,