Bug 24701 - Improving Linux kernel stability on AMD Ryzen CPUs
Summary: Improving Linux kernel stability on AMD Ryzen CPUs
Status: RESOLVED FIXED
Alias: None
Product: Mageia
Classification: Unclassified
Component: RPM Packages (show other bugs)
Version: Cauldron
Hardware: x86_64 Linux
Priority: Normal normal
Target Milestone: ---
Assignee: Kernel and Drivers maintainers
QA Contact:
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2019-04-22 14:48 CEST by Artem Kurashov
Modified: 2019-08-03 23:29 CEST (History)
1 user (show)

See Also:
Source RPM:
CVE:
Status comment:

Attachments
Add an attachment (proposed patch, testcase, etc.)

Description Artem Kurashov 2019-04-22 14:48:41 CEST 
There are some AMD Ryzen CPUs with buggy power saving. Owners of this CPUs for improving stability rebuilds Linux kernel with the CONFIG_RCU_NOCB_CPU option, which enabled by default in such distros as Fedora, RHEL/CentOS and Slackware-current. There are even an appropriate instructions for Ubuntu users: https://blog.programster.org/ubuntu-16-04-compile-custom-kernel-for-ryzen .
David Walser 2019-04-22 16:09:23 CEST

Assignee: bugsquad => kernel

Comment 1 Thomas Backlund 2019-07-26 13:27:14 CEST 
Fixed for Cauldron and Mga7 in kernel 5.1.20 currently building

Status: NEW => RESOLVED
Resolution: (none) => FIXED
CC: (none) => tmb

Comment 2 Thomas Backlund 2019-08-03 23:29:20 CEST 
An update for this issue has been pushed to the Mageia Updates repository.

https://advisories.mageia.org/MGASA-2019-0217.html
Note You need to log in before you can comment on or make changes to this bug.