Bug 2224 - Watchdog backport bugfixes from kernel v5.19
Summary: Watchdog backport bugfixes from kernel v5.19
Status: RESOLVED FIXED
Alias: None
Product: ANCK 5.10 Dev
Classification: ANCK
Component: X86 (show other bugs) X86
Version: unspecified
Hardware: All Linux
: P3-Medium S3-normal
Target Milestone: ---
Assignee: Guanjun
QA Contact: shuming
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Reported: 2022-09-20 17:36 UTC by yunyings
Modified: 2023-01-17 15:03 UTC (History)
2 users (show)

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Description yunyings intel_group 2022-09-20 17:36:05 UTC
Description of problem:

It is reported that system soft reboot leads to system hang on Sapphire Rapids based platforms that has ACPI WDAT enabled.

Upstream fixes below from v5.19-rc1 have been identified and verified by Intel that can fix this issue:
330415ebea81 watchdog: wdat_wdt: Stop watchdog when uninstalling module
27fdf84510a1 watchdog: wdat_wdt: Stop watchdog when rebooting the system
6d72c7ac9fbe watchdog: wdat_wdt: Using the existing function to check parameter timeout


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Comment 1 maqiao alibaba_cloud_group 2023-01-17 15:03:52 UTC
merged: https://gitee.com/anolis/cloud-kernel/pulls/724