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authorLars Ellenberg <lars.ellenberg@linbit.com>2012-01-21 16:50:25 +0100
committerPhilipp Reisner <philipp.reisner@linbit.com>2012-05-09 15:16:33 +0200
commit031a7c173ffda664ac5551bd13c313e513dd87a7 (patch)
tree95a099e1d8478becc5a40828749adcd67ef7e24d /drivers/block/drbd/drbd_req.c
parent47a4f1c1bb684a7ed470aba71391d3bd8d77290c (diff)
downloadvexpress-lsk-031a7c173ffda664ac5551bd13c313e513dd87a7.tar.gz
drbd: add missing part_round_stats to _drbd_start_io_acct
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>
Diffstat (limited to 'drivers/block/drbd/drbd_req.c')
-rw-r--r--drivers/block/drbd/drbd_req.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c
index ef145e33a64..81007014686 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);