SUSE-RU-2026:20104-1: important: Recommended update for s390-tools

[SLE-UPDATES]

# Recommended update for s390-tools

Announcement ID: SUSE-RU-2026:20104-1  
Release Date: 2026-01-21T11:09:24Z  
Rating: important  
References:

  * bsc#1229461
  * bsc#1230345
  * bsc#1250643
  * bsc#1250644
  * jsc#PED-10303
  * jsc#PED-14586
  * jsc#PED-3223
  * jsc#PED-9591

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP Applications 16.0

  
  
An update that contains four features and has four fixes can now be installed.

## Description:

This update for s390-tools fixes the following issues:

Upgrade s390-tools to 2.40 (jsc#PED-14586):

  * Add new tools / libraries:
  * Add project-wide .clang-tidy configuration
  * libutil: Introduce util_time for time related functionality
  * libutil: Introduce zsh/bash autocompletion tooling based on util_opt
  * pvinfo: Tool to display Secure Execution system information
  * pvverify: Tool to verify host-key documents

  * Changes of existing tools:

  * cpumf: Implement zsh and bash autocompletion

  * dasdfmt: Implement zsh and bash autocompletion
  * dbginfo.sh: Add NetworkManager and netplan
  * dbginfo.sh: Add kvm_stat
  * dbginfo.sh: Adding stp time information
  * dbginfo.sh: Simplify procfs collection
  * hyptop: Add physical information row
  * hyptop: Calculate sample time delta for physical partition
  * hyptop: Replace long option names using _ with - for consistency For
    example: --cpu_types -> \--cpu-types (Options with _ are still supported for
    backward compatibility)
  * libekmfweb: Add function to validate a certificate against the identity key
  * netboot: Add longer kernel command lines support
  * udev/rules.d: Make virtio-blk devices non-rotational
  * udev/rules.d: Set default io scheduler to 'none' for virtio-blk
  * ziomon: Add support to sample device symlinks (/dev/disk/...)
  * ziorep_config: Add fcp-lun details to -M option output
  * ziorep_config: Add port_id and failed attributes to -A option output
  * netboot: Install on non-s390 architectures

  * Bug Fixes:

  * lib(ekmfweb|kmipclient): Use ln without -r

  * s390-tools: Fix various compilation issues with musl libc
  * zipl/boot: Fix unused loadparm when SCLP line-mode console is absent

Upgrade s390-tools to version 2.39 (jsc#PED-10303):

  * Changes of existing tools:

  * chpstat: Add options to select IEC units for scaling (SI units are default)

  * chzdev: Introduce --no-module-load option
  * cpi: Disable CPI for SEL guests by default
  * dbginfo.sh: Enhance logging on timeout triggered
  * iucvterm: Install symlink for lsiucvallow.8 man page
  * lshwc: Add command line flag to specify individual counters
  * lspai: Add command line flag for delta values
  * lspai: Add command line flag for short counter names
  * lspai: Add command line flag to specify individual counters
  * lspai: Add command line flags for all cpus
  * lspai: Add command line flags for hexadecimal output
  * man: Use CR for constant width font
  * pvimg: Add '\--image-key' option
  * zdev: Allow dynamic control of module load
  * zipl/boot: Fix EBCDIC code page 500 conversion and decrease size by 200
    bytes
  * zipl: Add support of heterogeneous mirrors (remove technical limitations on
    mirrored targets, thus allowing mirrored devices consist of partitions at
    different offsets on disks of different types and geometry).
  * zkey: Add support for generating and importing exportable secure keys

  * Bug Fixes:

  * chpstat: Fix scaling of DPU utilization calculation

  * zdev/dracut: Prevent loading of unused kernel modules
  * zdev: Fix double device configuration on DPM systems
  * zdev: Fix double device configuration with rd.dasd
  * zipl_helper.device-mapper: Fix segfault in an error path

## 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:

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-159=1

  * SUSE Linux Enterprise Server for SAP Applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-159=1

## Package List:

  * SUSE Linux Enterprise Server 16.0 (s390x x86_64)
    * s390-tools-2.40.0-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (s390x)
    * s390-tools-zdsfs-2.40.0-160000.1.1
    * libkmipclient1-2.40.0-160000.1.1
    * libkmipclient1-debuginfo-2.40.0-160000.1.1
    * s390-tools-debuginfo-2.40.0-160000.1.1
    * s390-tools-hmcdrvfs-2.40.0-160000.1.1
    * s390-tools-hmcdrvfs-debuginfo-2.40.0-160000.1.1
    * libekmfweb1-2.40.0-160000.1.1
    * osasnmpd-2.40.0-160000.1.1
    * s390-tools-chreipl-fcp-mpath-2.40.0-160000.1.1
    * libekmfweb1-debuginfo-2.40.0-160000.1.1
    * osasnmpd-debuginfo-2.40.0-160000.1.1
    * s390-tools-zdsfs-debuginfo-2.40.0-160000.1.1
    * s390-tools-debugsource-2.40.0-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (noarch)
    * s390-tools-genprotimg-data-2.40.0-160000.1.1
  * SUSE Linux Enterprise Server for SAP Applications 16.0 (x86_64)
    * s390-tools-2.40.0-160000.1.1

## References:

  * https://bugzilla.suse.com/show_bug.cgi?id=1229461
  * https://bugzilla.suse.com/show_bug.cgi?id=1230345
  * https://bugzilla.suse.com/show_bug.cgi?id=1250643
  * https://bugzilla.suse.com/show_bug.cgi?id=1250644
  * https://jira.suse.com/browse/PED-10303
  * https://jira.suse.com/browse/PED-14586
  * https://jira.suse.com/browse/PED-3223
  * https://jira.suse.com/browse/PED-9591

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