Message ID | 20230928061543.1845742-15-yukuai1@huaweicloud.com (mailing list archive) |
---|---|
State | Not Applicable, archived |
Delegated to: | Mike Snitzer |
Headers | show
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Series |
md: synchronize io with array reconfiguration
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expand
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diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index f1c32b4d190f..c937716fed01 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -7151,7 +7151,7 @@ raid5_store_skip_copy(struct mddev *mddev, const char *page, size_t len) return -EINVAL; new = !!new; - err = mddev_lock(mddev); + err = mddev_suspend_and_lock(mddev); if (err) return err; conf = mddev->private; @@ -7160,15 +7160,13 @@ raid5_store_skip_copy(struct mddev *mddev, const char *page, size_t len) else if (new != conf->skip_copy) { struct request_queue *q = mddev->queue; - mddev_suspend(mddev); conf->skip_copy = new; if (new) blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, q); else blk_queue_flag_clear(QUEUE_FLAG_STABLE_WRITES, q); - mddev_resume(mddev); } - mddev_unlock(mddev); + mddev_unlock_and_resume(mddev); return err ?: len; }