[SRU][N][PATCH v5 0/2] Fix time-out issues on powerpc when running ubuntu_kernel_selftests

Zixing Liu zixing.liu at canonical.com
Mon Apr 27 08:15:17 UTC 2026


BugLink: https://bugs.launchpad.net/bugs/2141536

SRU Justification:

[Impact]

Some PowerPC tests from Ubuntu_kernel_selftests keep timing out.

[Fix]

Backport upstream patchset:
https://lore.kernel.org/all/20241106130453.1741013-1-mpe@ellerman.id.au

[Test Plan]

Running all the kernel selftests for the PowerPC platform to see if they still
times out.

[Where problems could occur]

The patches may introduce new test failures due to improved error detection
that may reveal previously passing tests now fail.

[Other Info]

N/A

Michael Ellerman (2):
  selftests/powerpc: Lower run time of count_stcx_fail test
  selftests/powerpc: Give all tests 2 minutes timeout

 tools/testing/selftests/ftrace/settings                  | 2 +-
 tools/testing/selftests/powerpc/alignment/settings       | 1 +
 tools/testing/selftests/powerpc/cache_shape/settings     | 1 +
 tools/testing/selftests/powerpc/copyloops/settings       | 1 +
 tools/testing/selftests/powerpc/dexcr/settings           | 1 +
 tools/testing/selftests/powerpc/lib/settings             | 1 +
 tools/testing/selftests/powerpc/math/settings            | 1 +
 tools/testing/selftests/powerpc/mce/settings             | 1 +
 tools/testing/selftests/powerpc/mm/settings              | 1 +
 tools/testing/selftests/powerpc/nx-gzip/settings         | 1 +
 tools/testing/selftests/powerpc/papr_attributes/settings | 1 +
 tools/testing/selftests/powerpc/papr_sysparm/settings    | 1 +
 tools/testing/selftests/powerpc/papr_vpd/settings        | 1 +
 tools/testing/selftests/powerpc/pmu/count_stcx_fail.c    | 3 ---
 tools/testing/selftests/powerpc/pmu/settings             | 1 +
 tools/testing/selftests/powerpc/primitives/settings      | 1 +
 tools/testing/selftests/powerpc/ptrace/settings          | 1 +
 tools/testing/selftests/powerpc/scripts/settings         | 1 +
 tools/testing/selftests/powerpc/security/settings        | 1 +
 tools/testing/selftests/powerpc/stringloops/settings     | 1 +
 tools/testing/selftests/powerpc/switch_endian/settings   | 1 +
 tools/testing/selftests/powerpc/syscalls/settings        | 1 +
 tools/testing/selftests/powerpc/vphn/settings            | 1 +
 23 files changed, 22 insertions(+), 4 deletions(-)
 create mode 100644 tools/testing/selftests/powerpc/alignment/settings
 create mode 100644 tools/testing/selftests/powerpc/cache_shape/settings
 create mode 100644 tools/testing/selftests/powerpc/copyloops/settings
 create mode 100644 tools/testing/selftests/powerpc/dexcr/settings
 create mode 100644 tools/testing/selftests/powerpc/lib/settings
 create mode 100644 tools/testing/selftests/powerpc/math/settings
 create mode 100644 tools/testing/selftests/powerpc/mce/settings
 create mode 100644 tools/testing/selftests/powerpc/mm/settings
 create mode 100644 tools/testing/selftests/powerpc/nx-gzip/settings
 create mode 100644 tools/testing/selftests/powerpc/papr_attributes/settings
 create mode 100644 tools/testing/selftests/powerpc/papr_sysparm/settings
 create mode 100644 tools/testing/selftests/powerpc/papr_vpd/settings
 create mode 100644 tools/testing/selftests/powerpc/pmu/settings
 create mode 100644 tools/testing/selftests/powerpc/primitives/settings
 create mode 100644 tools/testing/selftests/powerpc/ptrace/settings
 create mode 100644 tools/testing/selftests/powerpc/scripts/settings
 create mode 100644 tools/testing/selftests/powerpc/security/settings
 create mode 100644 tools/testing/selftests/powerpc/stringloops/settings
 create mode 100644 tools/testing/selftests/powerpc/switch_endian/settings
 create mode 100644 tools/testing/selftests/powerpc/syscalls/settings
 create mode 100644 tools/testing/selftests/powerpc/vphn/settings

-- 
2.53.0




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