Commit a2a9f168 authored by Yu Kuai's avatar Yu Kuai Committed by Song Liu
Browse files

md: don't check 'mddev->pers' from suspend_hi_store() 



Now that mddev_suspend() doean't rely on 'mddev->pers' to be set, it's
safe to remove such checking.

This will also allow the array to be suspended even before the array
is ran.

Signed-off-by: default avatarYu Kuai <yukuai3@huawei.com>
Signed-off-by: default avatarSong Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20230825030956.1527023-7-yukuai1@huaweicloud.com
parent 158d32af

drivers/md/md.c

+1 −6
Original line number Diff line number Diff line
@@ -5226,18 +5226,13 @@ suspend_hi_store(struct mddev *mddev, const char *buf, size_t len) 
	err = mddev_lock(mddev);

	if (err)

		return err;

	err = -EINVAL;

	if (mddev->pers == NULL)

		goto unlock;



	mddev_suspend(mddev);

	mddev->suspend_hi = new;

	mddev_resume(mddev);



	err = 0;

unlock:

	mddev_unlock(mddev);

	return err ?: len;

	return len;

}

static struct md_sysfs_entry md_suspend_hi =

__ATTR(suspend_hi, S_IRUGO|S_IWUSR, suspend_hi_show, suspend_hi_store);