395 Star 1.4K Fork 1.3K

GVPopenEuler / kernel

 / 详情

【openEuelr 1.0-LTS】md: fix soft lockup in status_resync

已完成
任务
创建于  
2023-04-03 14:59
status_resync() will calculate 'curr_resync - recovery_active' to show
user a progress bar like following:

[============>........]  resync = 61.4%

'curr_resync' and 'recovery_active' is updated in md_do_sync(), and
status_resync() can read them concurrently, hence it's possible that
'curr_resync - recovery_active' can overflow to a huge number. In this
case status_resync() will be stuck in the loop to print a large amount
of '=', which will end up soft lockup.

Fix the problem by setting 'resync' to MD_RESYNC_ACTIVE in this case,
this way resync in progress will be reported to user.

评论 (1)

Yu Kuai 创建了任务

登录 后才可以发表评论

状态
负责人
项目
里程碑
Pull Requests
关联的 Pull Requests 被合并后可能会关闭此 issue
分支
开始日期   -   截止日期
-
置顶选项
优先级
预计工期 (小时)
参与者(2)
5329419 openeuler ci bot 1632792936
C
1
https://gitee.com/openeuler/kernel.git
git@gitee.com:openeuler/kernel.git
openeuler
kernel
kernel

搜索帮助