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| author | Jerome Marchand <jmarchan@redhat.com> | 2009-03-27 10:31:51 +0100 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-04-07 08:12:38 +0200 |
| commit | 26308eab69aa193f7b3fb50764a64ae14544a39b (patch) | |
| tree | 758f6100395a23228d042c3a9d6f7dc1922d7530 /include/linux/elevator.h | |
| parent | 6c7e8cee6a9128eeb7f83c3ad1cb243f77f5cb16 (diff) | |
| download | lwn-26308eab69aa193f7b3fb50764a64ae14544a39b.tar.gz lwn-26308eab69aa193f7b3fb50764a64ae14544a39b.zip | |
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 'include/linux/elevator.h')
| -rw-r--r-- | include/linux/elevator.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/elevator.h b/include/linux/elevator.h index 7a204256b155..c59b769f62b0 100644 --- a/include/linux/elevator.h +++ b/include/linux/elevator.h @@ -116,6 +116,7 @@ extern void elv_abort_queue(struct request_queue *); extern void elv_completed_request(struct request_queue *, struct request *); extern int elv_set_request(struct request_queue *, struct request *, gfp_t); extern void elv_put_request(struct request_queue *, struct request *); +extern void elv_drain_elevator(struct request_queue *); /* * io scheduler registration |