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From: kernelmail <kedacomkernel@gmail.com>
To: NeilBrown <neilb@suse.de>
Cc: linux-raid <linux-raid@vger.kernel.org>
Subject: [PATCH 1/5] md: When resync aborted,using ->curr_resync as the last completed request rather than ->curr_resync_completed.
Date: Sat, 27 Oct 2012 10:28:58 +0800	[thread overview]
Message-ID: <2012102710283109761110@gmail.com> (raw)

In commit(db91ff55bdf06736b849afc1b1fce5763bbb8d5d),it said:
>If a resync is aborted we should record how far we got
>(recovery_cp) the last request that we know has completed
>(->curr_resync_completed) rather than the last request that was
>submitted (->curr_resync).
But when resync aborted, it execed
>wait_event(mddev->recovery_wait, !atomic_read(&mddev->recovery_active));
After this, the ->curr_resync is the last completed request.

Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
---
 drivers/md/md.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 9ab768a..1d9940d 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -7558,8 +7558,7 @@ void md_do_sync(struct md_thread *thread)
 					printk(KERN_INFO
 					       "md: checkpointing %s of %s.\n",
 					       desc, mdname(mddev));
-					mddev->recovery_cp =
-						mddev->curr_resync_completed;
+					mddev->recovery_cp = mddev->curr_resync;
 				}
 			} else
 				mddev->recovery_cp = MaxSector;
-- 
1.7.9.5

             reply	other threads:[~2012-10-27  2:28 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-27  2:28 kernelmail [this message]
2012-10-28 21:32 ` [PATCH 1/5] md: When resync aborted,using ->curr_resync as the last completed request rather than ->curr_resync_completed NeilBrown
2012-10-29  3:27   ` majianpeng
2012-11-19  1:37     ` NeilBrown

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