Recommended update for xen

Announcement ID: SUSE-RU-2020:0704-1
Rating: moderate
References:
Affected Products:
  • Basesystem Module 15-SP1
  • Server Applications Module 15-SP1
  • SUSE Linux Enterprise Desktop 15 SP1
  • SUSE Linux Enterprise High Performance Computing 15 SP1
  • SUSE Linux Enterprise Real Time 15 SP1
  • SUSE Linux Enterprise Server 15 SP1
  • SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP1
  • SUSE Manager Proxy 4.0
  • SUSE Manager Retail Branch Server 4.0
  • SUSE Manager Server 4.0

An update that has two fixes can now be installed.

Description:

This update for xen fixes the following issues:

  • Booting Fedora31 VM on SLES-15-SP1 Xen Domain 0. (bsc#1162040) This solve a Grub2ConfigFile issue with a wrong handling of next and saved entries.
  • Update to Xen 4.12.2 including upstream fixes (bsc#1027519) This update will also clear stubs.addr and stubs.mfn in order to allocate a new stub page when needed, whether the CPU gets parked or removed. Event channels are the basic primitive provided by Xen for event notifications. This fix will also improve the event channel handling.

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • Basesystem Module 15-SP1
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-704=1
  • Server Applications Module 15-SP1
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP1-2020-704=1

Package List:

  • Basesystem Module 15-SP1 (x86_64)
    • xen-tools-domU-4.12.2_02-3.12.1
    • xen-debugsource-4.12.2_02-3.12.1
    • xen-libs-debuginfo-4.12.2_02-3.12.1
    • xen-libs-4.12.2_02-3.12.1
    • xen-tools-domU-debuginfo-4.12.2_02-3.12.1
  • Server Applications Module 15-SP1 (x86_64)
    • xen-4.12.2_02-3.12.1
    • xen-debugsource-4.12.2_02-3.12.1
    • xen-devel-4.12.2_02-3.12.1
    • xen-tools-4.12.2_02-3.12.1
    • xen-tools-debuginfo-4.12.2_02-3.12.1

References: