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| author | Philipp Reisner <philipp.reisner@linbit.com> | 2012-02-23 12:56:26 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-21 11:44:59 -0800 |
| commit | 2ff95abca6fe594a7c9182d96fa4aa37997c4a86 (patch) | |
| tree | b63df71720c2fe959ac9bc80f87a7fbb381471db /drivers/block | |
| parent | e16037a0ab5939064c95635f44e0753ecc520516 (diff) | |
| download | kernel_samsung_smdk4412-2ff95abca6fe594a7c9182d96fa4aa37997c4a86.zip kernel_samsung_smdk4412-2ff95abca6fe594a7c9182d96fa4aa37997c4a86.tar.gz kernel_samsung_smdk4412-2ff95abca6fe594a7c9182d96fa4aa37997c4a86.tar.bz2 | |
drbd: add missing part_round_stats to _drbd_start_io_acct
commit 72585d2428fa3a0daab02ebad1f41e5ef517dbaa upstream.
Without this, iostat frequently sees bogus svctime and >= 100% "utilization".
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Cc: Raoul Bhatia <raoul@bhatia.at>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/drbd/drbd_req.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index 3424d67..e59f536 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -37,6 +37,7 @@ static void _drbd_start_io_acct(struct drbd_conf *mdev, struct drbd_request *req const int rw = bio_data_dir(bio); int cpu; cpu = part_stat_lock(); + part_round_stats(cpu, &mdev->vdisk->part0); part_stat_inc(cpu, &mdev->vdisk->part0, ios[rw]); part_stat_add(cpu, &mdev->vdisk->part0, sectors[rw], bio_sectors(bio)); part_inc_in_flight(&mdev->vdisk->part0, rw); |