Bug 8590 - powering pciehp slots up or down via sysfs may hang
Summary: powering pciehp slots up or down via sysfs may hang
Status: RESOLVED FIXED
Alias: None
Product: ANCK 4.19 Dev
Classification: ANCK
Component: drivers (show other bugs) drivers
Version: unspecified
Hardware: All Linux
: P3-Medium S3-normal
Target Milestone: ---
Assignee: GuixinLiu
QA Contact: shuming
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2024-03-20 19:52 UTC by chuguangqing
Modified: 2024-03-21 18:56 UTC (History)
2 users (show)

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Description chuguangqing inspur_group 2024-03-20 19:52:57 UTC 
Description of problem:


Version-Release number of selected component (if applicable):


How reproducible:
powering pciehp slots up or down via sysfs may
hang:  The call to wait_event() in pciehp_sysfs_enable_slot() and
_disable_slot() does not return because ctrl->ist_running remains true

Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info:
Comment 1 小龙 admin 2024-03-20 20:03:16 UTC 
The PR Link: https://gitee.com/anolis/cloud-kernel/pulls/2929
Comment 2 chuguangqing inspur_group 2024-03-21 18:56:30 UTC 
https://gitee.com/anolis/cloud-kernel/pulls/2929