linux-kernel - [PATCH -next 26/29] md/md-linear: cleanup linear

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Message-Id: <20230803132930.2742286-27-yukuai1@huaweicloud.com>
Date:   Thu,  3 Aug 2023 21:29:27 +0800
From:   Yu Kuai <yukuai1@...weicloud.com>
To:     song@...nel.org, xni@...hat.com
Cc:     linux-raid@...r.kernel.org, linux-kernel@...r.kernel.org,
        yukuai3@...wei.com, yukuai1@...weicloud.com, yi.zhang@...wei.com,
        yangerkun@...wei.com
Subject: [PATCH -next 26/29] md/md-linear: cleanup linear_add()

From: Yu Kuai <yukuai3@...wei.com>

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: Yu Kuai <yukuai3@...wei.com>
---
 drivers/md/md-linear.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/md/md-linear.c b/drivers/md/md-linear.c
index 71ac99646827..66412397cef0 100644
--- a/drivers/md/md-linear.c
+++ b/drivers/md/md-linear.c
@@ -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;
 }
-- 
2.39.2