Message ID | 20230928061543.1845742-7-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/md.c b/drivers/md/md.c index d1ec4805aa4e..740c477a6149 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -4019,7 +4019,7 @@ level_store(struct mddev *mddev, const char *buf, size_t len) if (slen == 0 || slen >= sizeof(clevel)) return -EINVAL; - rv = mddev_lock(mddev); + rv = mddev_suspend_and_lock(mddev); if (rv) return rv; @@ -4112,7 +4112,6 @@ level_store(struct mddev *mddev, const char *buf, size_t len) } /* Looks like we have a winner */ - mddev_suspend(mddev); mddev_detach(mddev); spin_lock(&mddev->lock); @@ -4198,14 +4197,13 @@ level_store(struct mddev *mddev, const char *buf, size_t len) blk_set_stacking_limits(&mddev->queue->limits); pers->run(mddev); set_bit(MD_SB_CHANGE_DEVS, &mddev->sb_flags); - mddev_resume(mddev); if (!mddev->thread) md_update_sb(mddev, 1); sysfs_notify_dirent_safe(mddev->sysfs_level); md_new_event(); rv = len; out_unlock: - mddev_unlock(mddev); + mddev_unlock_and_resume(mddev); return rv; }