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([2804:1bc4:224:7800:585c:db3a:fcb:e21f]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-43ead33d65asm5004581f8f.4.2026.04.15.05.37.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Apr 2026 05:37:36 -0700 (PDT) Message-ID: <847de72350a1fe8bd765f2e5493b13e8bf7b2966.camel@suse.com> Subject: Re: [PATCH v2 0/6] kselftests: livepatch: Adapt tests to be executed on 4.12 kernels From: Marcos Paulo de Souza To: Miroslav Benes Cc: Josh Poimboeuf , Jiri Kosina , Petr Mladek , Joe Lawrence , Shuah Khan , live-patching@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Date: Wed, 15 Apr 2026 09:37:30 -0300 In-Reply-To: References: <20260413-lp-tests-old-fixes-v2-0-367c7cb5006f@suse.com> Autocrypt: addr=mpdesouza@suse.com; prefer-encrypt=mutual; keydata=mDMEZ/0YqhYJKwYBBAHaRw8BAQdA4JZz0FED+JD5eKlhkNyjDrp6lAGmgR3LPTduPYGPT Km0Kk1hcmNvcyBQYXVsbyBkZSBTb3V6YSA8bXBkZXNvdXphQHN1c2UuY29tPoiTBBMWCgA7FiEE2g gC66iLbhUsCBoBemssEuRpLLUFAmf9GKoCGwMFCwkIBwICIgIGFQoJCAsCBBYCAwECHgcCF4AACgk QemssEuRpLLWGxwD/S1I0bjp462FlKb81DikrOfWbeJ0FOJP44eRzmn20HmEBALBZIMrfIH2dJ5eM GO8seNG8sYiP6JfRjl7Hyqca6YsE Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.60.0 (by Flathub.org) Precedence: bulk X-Mailing-List: live-patching@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Wed, 2026-04-15 at 14:01 +0200, Miroslav Benes wrote: > On Mon, 13 Apr 2026, Marcos Paulo de Souza wrote: >=20 > > A new version of the patchset, with fewer patches now. Please take > > a look! > >=20 > > Original cover-letter: > > These patches don't really change how the patches are run, just > > skip > > some tests on kernels that don't support a feature (like kprobe and > > livepatched living together) or when a livepatch sysfs attribute is > > missing. > >=20 > > The last patch slightly adjusts check_result function to skip dmesg > > messages on SLE kernels when a livepatch is removed. > >=20 > > These patches are based on printk/for-next branch. > >=20 > > Please review! Thanks! > >=20 > > Signed-off-by: Marcos Paulo de Souza >=20 > Besides my comment for 1/6 and what Sashiko discovered, it looks good > to=20 > me. >=20 > However, please also take a look at brand new=20 > test_modules/test_klp_mod_target.c. It does not build on old kernels > since=20 > they lack proc_create_single(). I think it should be covered in this > patch=20 > set too. I saw that yesterday as well, but I wanted to merge this series first. I have plans to create a way to unregister the livepatches if something fails, so we can continue to run the other tests. I was planning to fix the test_klp_mod_target.c in the same patchset. >=20 > Regards > Miroslav