linux-kernel - Re: [PATCH v5 0/3] selftests: livepatch: test livepatching a kprobed function

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Message-ID: <94cddfbb-bbef-73cc-2bb6-ad7474df08bf@redhat.com>
Date: Mon, 21 Oct 2024 14:57:12 -0400
From: Joe Lawrence <joe.lawrence@...hat.com>
To: Michael Vetter <mvetter@...e.com>, linux-kselftest@...r.kernel.org,
 live-patching@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 0/3] selftests: livepatch: test livepatching a kprobed
 function

On 10/17/24 16:01, Michael Vetter wrote:
> Thanks for all the reviews.
> 
> V5:
> Replace /sys/kernel/livepatch also in other/already existing tests.
> Improve commit message of 3rd patch.
> 
> V4:
> Use variable for /sys/kernel/debug.
> Be consistent with "" around variables.
> Fix path in commit message to /sys/kernel/debug/kprobes/enabled.
> 
> V3:
> Save and restore kprobe state also when test fails, by integrating it
> into setup_config() and cleanup().
> Rename SYSFS variables in a more logical way.
> Sort test modules in alphabetical order.
> Rename module description.
> 
> V2:
> Save and restore kprobe state.
> 
> Michael Vetter (3):
>   selftests: livepatch: rename KLP_SYSFS_DIR to SYSFS_KLP_DIR
>   selftests: livepatch: save and restore kprobe state
>   selftests: livepatch: test livepatching a kprobed function
> 
>  tools/testing/selftests/livepatch/Makefile    |  3 +-
>  .../testing/selftests/livepatch/functions.sh  | 29 +++++----
>  .../selftests/livepatch/test-callbacks.sh     | 24 +++----
>  .../selftests/livepatch/test-ftrace.sh        |  2 +-
>  .../selftests/livepatch/test-kprobe.sh        | 62 +++++++++++++++++++
>  .../selftests/livepatch/test-livepatch.sh     | 12 ++--
>  .../testing/selftests/livepatch/test-state.sh |  8 +--
>  .../selftests/livepatch/test-syscall.sh       |  2 +-
>  .../testing/selftests/livepatch/test-sysfs.sh |  8 +--
>  .../selftests/livepatch/test_modules/Makefile |  3 +-
>  .../livepatch/test_modules/test_klp_kprobe.c  | 38 ++++++++++++
>  11 files changed, 150 insertions(+), 41 deletions(-)
>  create mode 100755 tools/testing/selftests/livepatch/test-kprobe.sh
>  create mode 100644 tools/testing/selftests/livepatch/test_modules/test_klp_kprobe.c
> 

With the small syntax error fixed in unload_lp(),

Reviewed-by: Joe Lawrence <joe.lawrence@...hat.com>

Thanks, Michael, this is a good test to add to the suite.

-- 
Joe