linux-kernel - Re: [PATCH 2/6] kbuild: deb-pkg: do not take KERNELRELEASE from the source version

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Date:   Mon, 13 Mar 2023 13:31:21 +0200
From:   Péter Ujfalusi <peter.ujfalusi@...ux.intel.com>
To:     Masahiro Yamada <masahiroy@...nel.org>,
        linux-kbuild@...r.kernel.org
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-kernel@...r.kernel.org,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Nicolas Schier <nicolas@...sle.eu>
Subject: Re: [PATCH 2/6] kbuild: deb-pkg: do not take KERNELRELEASE from the
 source version

Hi,

On 12/03/2023 22:07, Masahiro Yamada wrote:
> KERNELRELEASE does not need to match the package version in changelog.
> Rather, it conventially matches what is called 'ABINAME', which is a
> part of the binary package names.
> 
> Both are the same by default, but the former might be overridden by
> KDEB_PKGVERSION. In this case, the resulting package would not boot
> because /lib/modules/$(uname -r) does not point the module directory.
> 
> Partially revert 3ab18a625ce4 ("kbuild: deb-pkg: improve the usability
> of source package").

Thank you, I have tested locally and in our CI, bindeb-pkg target works
again.

Tested-by: Peter Ujfalusi <peter.ujfalusi@...ux.intel.com>

> 
> Reported-by: Péter Ujfalusi <peter.ujfalusi@...ux.intel.com>
> Fixes: 3ab18a625ce4 ("kbuild: deb-pkg: improve the usability of source package")
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
> ---
> 
>  scripts/package/deb-build-option | 9 ++++-----
>  scripts/package/mkdebian         | 1 +
>  2 files changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/scripts/package/deb-build-option b/scripts/package/deb-build-option
> index b079b0d121d4..bd53624318f2 100755
> --- a/scripts/package/deb-build-option
> +++ b/scripts/package/deb-build-option
> @@ -8,9 +8,8 @@ if [ -z "${CROSS_COMPILE}${cross_compiling}" -a "${DEB_HOST_ARCH}" != "${DEB_BUI
>  fi
>  
>  version=$(dpkg-parsechangelog -S Version)
> -version_upstream="${version%-*}"
> -debian_revision="${version#${version_upstream}}"
> -debian_revision="${debian_revision#*-}"
> +debian_revision="${version##*-}"
>  
> -echo KERNELRELEASE=${version_upstream}
> -echo KBUILD_BUILD_VERSION=${debian_revision}
> +if [ "${version}" != "${debian_revision}" ]; then
> +	echo KBUILD_BUILD_VERSION=${debian_revision}
> +fi
> diff --git a/scripts/package/mkdebian b/scripts/package/mkdebian
> index c6fbfb9f74ba..31b050368cd0 100755
> --- a/scripts/package/mkdebian
> +++ b/scripts/package/mkdebian
> @@ -244,6 +244,7 @@ KERNELRELEASE = ${KERNELRELEASE}
>  build-indep:
>  build-arch:
>  	\$(MAKE) -f \$(srctree)/Makefile ARCH=${ARCH} \
> +	KERNELRELEASE=\$(KERNELRELEASE) \
>  	\$(shell \$(srctree)/scripts/package/deb-build-option) \
>  	olddefconfig all
>  

-- 
Péter