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authorJerome Marchand <jmarchan@redhat.com>2009-03-27 12:31:51 +0300
committerJens Axboe <jens.axboe@oracle.com>2009-04-07 10:12:38 +0400
commit26308eab69aa193f7b3fb50764a64ae14544a39b (patch)
tree758f6100395a23228d042c3a9d6f7dc1922d7530 /block/elevator.c
parent6c7e8cee6a9128eeb7f83c3ad1cb243f77f5cb16 (diff)
downloadlinux-26308eab69aa193f7b3fb50764a64ae14544a39b.tar.xz
block: fix inconsistency in I/O stat accounting code
This forces in_flight to be zero when turning off or on the I/O stat accounting and stops updating I/O stats in attempt_merge() when accounting is turned off. Signed-off-by: Jerome Marchand <jmarchan@redhat.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/elevator.c')
-rw-r--r--block/elevator.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/elevator.c b/block/elevator.c
index c6744913ff4a..fb81bcc14a8c 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -573,7 +573,7 @@ void elv_requeue_request(struct request_queue *q, struct request *rq)
elv_insert(q, rq, ELEVATOR_INSERT_REQUEUE);
}
-static void elv_drain_elevator(struct request_queue *q)
+void elv_drain_elevator(struct request_queue *q)
{
static int printed;
while (q->elevator->ops->elevator_dispatch_fn(q, 1))