diff mbox series

[v2,6/8] md/md-multipath: enable io accounting

Message ID 20230621165110.1498313-7-yukuai1@huaweicloud.com (mailing list archive)
State New, archived
Headers show
Series md: fix and refactor io accounting and 'active_io' | expand

Commit Message

Yu Kuai June 21, 2023, 4:51 p.m. UTC 
From: Yu Kuai <yukuai3@huawei.com>

use md_account_bio() to enable io accounting, also make sure
mddev_suspend() will wait for all io to be done.

Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Reviewed-by: Xiao Ni <xni@redhat.com>
---
 drivers/md/md-multipath.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/md/md-multipath.c b/drivers/md/md-multipath.c
index 92c45be203d7..d22276870283 100644
--- a/drivers/md/md-multipath.c
+++ b/drivers/md/md-multipath.c
@@ -107,6 +107,7 @@  static bool multipath_make_request(struct mddev *mddev, struct bio * bio)
 	    && md_flush_request(mddev, bio))
 		return true;
 
+	md_account_bio(mddev, &bio);
 	mp_bh = mempool_alloc(&conf->pool, GFP_NOIO);
 
 	mp_bh->master_bio = bio;