Re: [PATCH v2 2/2] selftests: liveupdate: Add tests for LIVEUPDATE_SESSION_FREEZE

[Mike Rapoport <rppt@kernel.org>]

On Tue, Oct 20, 2026 at 10:47:04AM -0400, Pasha Tatashin wrote:
> Provide luo_session_freeze() in the liveupdate test library and add unit
> tests in liveupdate.c covering the LIVEUPDATE_SESSION_FREEZE ioctl. The
> tests verify that non-zero reserved bits are rejected with -EINVAL, an
> outgoing session with preserved files can be frozen early, freezing an
> already frozen session returns -EBUSY, and attempting to preserve an
> additional file descriptor into a frozen session fails with -EBUSY.

Please teach your LLM to use shorter paragraphs :)

Do we need the entire list of what the test checks in the changelog?
 
> Also freeze the test session early in luo_kexec_simple.c to exercise
> LIVEUPDATE_SESSION_FREEZE across a kexec reboot, and verify that
> attempting to freeze a retrieved incoming session returns -EINVAL.
> 
> Signed-off-by: Pasha Tatashin <pasha.tatashin@soleen.com>
> ---
>  .../liveupdate/lib/include/libliveupdate.h    |  1 +
>  .../selftests/liveupdate/lib/lu_utils.c       | 10 ++++
>  .../testing/selftests/liveupdate/liveupdate.c | 49 +++++++++++++++++++
>  .../selftests/liveupdate/luo_kexec_simple.c   |  8 +++
>  4 files changed, 68 insertions(+)

-- 
Sincerely yours,
Mike.