Unverified Commit 44f39d7c authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!11174 md: restore 'noio_flag' for the last mddev_resume() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Zheng Qixing <zhengqixing@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/ZNTC5MZ3BMZ2RUJSOUMP2KWVDOX5IO4S/ 
 
https://gitee.com/openeuler/kernel/issues/IAMIV7 
 
Link:https://gitee.com/openeuler/kernel/pulls/11174

 

Reviewed-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Reviewed-by: default avatarYu Kuai <yukuai3@huawei.com>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
parents cf3b556d 5dc39c9e

drivers/md/md.c

+4 −2
Original line number Original line Diff line number Diff line
@@ -520,11 +520,13 @@ EXPORT_SYMBOL_GPL(mddev_suspend); 




void mddev_resume(struct mddev *mddev)

void mddev_resume(struct mddev *mddev)

{

{

	/* entred the memalloc scope from mddev_suspend() */

	memalloc_noio_restore(mddev->noio_flag);

	lockdep_assert_held(&mddev->reconfig_mutex);

	lockdep_assert_held(&mddev->reconfig_mutex);

	if (--mddev->suspended)

	if (--mddev->suspended)

		return;

		return;



	/* entred the memalloc scope from mddev_suspend() */

	memalloc_noio_restore(mddev->noio_flag);



	wake_up(&mddev->sb_wait);

	wake_up(&mddev->sb_wait);

	mddev->pers->quiesce(mddev, 0);

	mddev->pers->quiesce(mddev, 0);