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md-cluster: wake up thread to continue recovery

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In recovery case, we need to set MD_RECOVERY_NEEDED
and wake up thread only if recover is not finished.

Reviewed-by: NeilBrown <neilb@suse.com>
Signed-off-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: Shaohua Li <shli@fb.com>
This commit is contained in:
Guoqing Jiang
2016-05-02 11:33:10 -04:00
committed by Shaohua Li
parent 2c97cf1385
commit eb315cd093
1 changed files with 6 additions and 3 deletions
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drivers/md/md-cluster.c
+6 -3
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@@ -284,11 +284,14 @@ static void recover_bitmaps(struct md_thread *thread)
goto dlm_unlock;
}
if (hi > 0) {
/* TODO:Wait for current resync to get over */
set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
if (lo < mddev->recovery_cp)
mddev->recovery_cp = lo;
md_check_recovery(mddev);
/* wake up thread to continue resync in case resync
* is not finished */
if (mddev->recovery_cp != MaxSector) {
set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
md_wakeup_thread(mddev->thread);
}
}
dlm_unlock:
dlm_unlock_sync(bm_lockres);