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path: root/drivers/block/osdblk.c
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Diffstat (limited to 'drivers/block/osdblk.c')
-rw-r--r--drivers/block/osdblk.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/block/osdblk.c b/drivers/block/osdblk.c
index 819002ba343..9639565a9a6 100644
--- a/drivers/block/osdblk.c
+++ b/drivers/block/osdblk.c
@@ -323,7 +323,7 @@ static void osdblk_rq_fn(struct request_queue *q)
* driver-specific, etc.
*/
- do_flush = (rq->special == (void *) 0xdeadbeefUL);
+ do_flush = rq->cmd_flags & REQ_FLUSH;
do_write = (rq_data_dir(rq) == WRITE);
if (!do_flush) { /* osd_flush does not use a bio */
@@ -380,14 +380,6 @@ static void osdblk_rq_fn(struct request_queue *q)
}
}
-static void osdblk_prepare_flush(struct request_queue *q, struct request *rq)
-{
- /* add driver-specific marker, to indicate that this request
- * is a flush command
- */
- rq->special = (void *) 0xdeadbeefUL;
-}
-
static void osdblk_free_disk(struct osdblk_device *osdev)
{
struct gendisk *disk = osdev->disk;
@@ -447,7 +439,7 @@ static int osdblk_init_disk(struct osdblk_device *osdev)
blk_queue_stack_limits(q, osd_request_queue(osdev->osd));
blk_queue_prep_rq(q, blk_queue_start_tag);
- blk_queue_ordered(q, QUEUE_ORDERED_DRAIN_FLUSH, osdblk_prepare_flush);
+ blk_queue_ordered(q, QUEUE_ORDERED_DRAIN_FLUSH, NULL);
disk->queue = q;