linux-kernel - Re: [PATCH v6 2/3] livepatch: Move tests from lib/livepatch to selftests/livepatch

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Date: Fri, 19 Jan 2024 14:10:57 +0100
From: Alexander Gordeev <agordeev@...ux.ibm.com>
To: Marcos Paulo de Souza <mpdesouza@...e.com>
Cc: Shuah Khan <shuah@...nel.org>, Jonathan Corbet <corbet@....net>,
        Heiko Carstens <hca@...ux.ibm.com>, Vasily Gorbik <gor@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ux.ibm.com>,
        Sven Schnelle <svens@...ux.ibm.com>,
        Josh Poimboeuf <jpoimboe@...nel.org>, Jiri Kosina <jikos@...nel.org>,
        Miroslav Benes <mbenes@...e.cz>, Petr Mladek <pmladek@...e.com>,
        Joe Lawrence <joe.lawrence@...hat.com>,
        linux-kselftest@...r.kernel.org, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org,
        live-patching@...r.kernel.org
Subject: Re: [PATCH v6 2/3] livepatch: Move tests from lib/livepatch to
 selftests/livepatch

On Fri, Jan 12, 2024 at 02:43:51PM -0300, Marcos Paulo de Souza wrote:
Hi Marcos,
..
>  arch/s390/configs/debug_defconfig                  |  1 -
>  arch/s390/configs/defconfig                        |  1 -
>  lib/Kconfig.debug                                  | 22 ----------
..
> diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
> index 85490d9373fc..5948afeeb56c 100644
> --- a/arch/s390/configs/debug_defconfig
> +++ b/arch/s390/configs/debug_defconfig
> @@ -884,4 +884,3 @@ CONFIG_ATOMIC64_SELFTEST=y
>  CONFIG_STRING_SELFTEST=y
>  CONFIG_TEST_BITOPS=m
>  CONFIG_TEST_BPF=m
> -CONFIG_TEST_LIVEPATCH=m
> diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig
> index fb690fbbf54b..8d8c2989b6fe 100644
> --- a/arch/s390/configs/defconfig
> +++ b/arch/s390/configs/defconfig
> @@ -813,4 +813,3 @@ CONFIG_KPROBES_SANITY_TEST=m
>  CONFIG_PERCPU_TEST=m
>  CONFIG_ATOMIC64_SELFTEST=y
>  CONFIG_TEST_BPF=m
> -CONFIG_TEST_LIVEPATCH=m
> diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
> index 97ce28f4d154..c2147caa7da2 100644
> --- a/lib/Kconfig.debug
> +++ b/lib/Kconfig.debug
> @@ -2853,28 +2853,6 @@ config TEST_MEMCAT_P
>  
>  	  If unsure, say N.
>  
> -config TEST_LIVEPATCH
> -	tristate "Test livepatching"
> -	default n
> -	depends on DYNAMIC_DEBUG
> -	depends on LIVEPATCH
> -	depends on m
> -	help
> -	  Test kernel livepatching features for correctness.  The tests will
> -	  load test modules that will be livepatched in various scenarios.
> -
> -	  To run all the livepatching tests:
> -
> -	  make -C tools/testing/selftests TARGETS=livepatch run_tests
> -
> -	  Alternatively, individual tests may be invoked:
> -
> -	  tools/testing/selftests/livepatch/test-callbacks.sh
> -	  tools/testing/selftests/livepatch/test-livepatch.sh
> -	  tools/testing/selftests/livepatch/test-shadow-vars.sh
> -
> -	  If unsure, say N.
> -
>  config TEST_OBJAGG
>  	tristate "Perform selftest on object aggreration manager"
>  	default n

FWIW, for s390 part:

Alexander Gordeev <agordeev@...ux.ibm.com>

Thanks!