Commit 1978c742 authored by Yu Kuai's avatar Yu Kuai Committed by Song Liu
Browse files

md/md-linear: cleanup linear_add() 



Now that caller already suspend the array, there is no need to suspend
array in liner_add().

Note that mddev_suspend/resume() is not used anymore.

Signed-off-by: default avatarYu Kuai <yukuai3@huawei.com>
Signed-off-by: default avatarSong Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20231010151958.145896-16-yukuai1@huaweicloud.com
parent b4128c00

drivers/md/md-linear.c

+0 −2
Original line number Diff line number Diff line
@@ -183,7 +183,6 @@ static int linear_add(struct mddev *mddev, struct md_rdev *rdev) 
	 * in linear_congested(), therefore kfree_rcu() is used to free

	 * oldconf until no one uses it anymore.

	 */

	mddev_suspend(mddev);

	oldconf = rcu_dereference_protected(mddev->private,

			lockdep_is_held(&mddev->reconfig_mutex));

	mddev->raid_disks++;
@@ -192,7 +191,6 @@ static int linear_add(struct mddev *mddev, struct md_rdev *rdev) 
	rcu_assign_pointer(mddev->private, newconf);

	md_set_array_sectors(mddev, linear_size(mddev, 0, 0));

	set_capacity_and_notify(mddev->gendisk, mddev->array_sectors);

	mddev_resume(mddev);

	kfree_rcu(oldconf, rcu);

	return 0;

}