[PATCH] blk: unplug later

get_request_wait needn't unplug the device immediately.

Signed-off-by: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Jens Axboe <axboe@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/block/ll_rw_blk.c b/drivers/block/ll_rw_blk.c
index 1e847151c3a3..fd94ea27d594 100644
--- a/drivers/block/ll_rw_blk.c
+++ b/drivers/block/ll_rw_blk.c
@@ -1969,7 +1969,6 @@ static struct request *get_request_wait(request_queue_t *q, int rw)
         DEFINE_WAIT(wait);
         struct request *rq;
 
-        generic_unplug_device(q);
         do {
                 struct request_list *rl = &q->rq;
 
@@ -1981,6 +1980,7 @@ static struct request *get_request_wait(request_queue_t *q, int rw)
                 if (!rq) {
                         struct io_context *ioc;
 
+                        generic_unplug_device(q);
                         io_schedule();
 
                         /*