Hi!
On 2020-03-05T09:35:16+0100, I wrote:
> To test something, I need to rebuild the official Debian Linux kernel
> package, so I'm following
> <https://kernel-team.pages.debian.net/kernel-handbook/ch-common-tasks.html#s-common-official>
> "4.2. Rebuilding official Debian kernel packages".
>
> # apt-get --purge install build-essential fakeroot
> # apt-get --purge build-dep linux/testing
> $ apt-get source linux/testing
> $ cd linux-5.4.19/
>
> As disk space is limited, I'd like to build with debug info disabled, so
> per the instructions given I "disable debug info by changing the value of
> 'debug-info' to 'false' in 'debian/config/defines'". I ignored the "(or
> 'debian/config/*arch*/defines' in older package versions)" remark, as I
> didn't think I was building an "older package version".
>
> $ PATH=/usr/lib/ccache:$PATH
> $ fakeroot debian/rules source
> $ fakeroot make -f debian/rules.gen binary-arch_i386_none_686-pae
>
> After a few hours that exploded with "disk full", and indeed
> 'CONFIG_DEBUG_INFO=y' is set in
> 'debian/build/build_i386_none_686-pae/.config' (the file matches
> '/boot/config-5.4.0-4-686-pae').
>
> I now see:
>
> $ grep -r -B1 debug-info debian/config/
> debian/config/amd64/defines-[build]
> debian/config/amd64/defines:debug-info: true
> --
> debian/config/s390x/defines-[s390x_build]
> debian/config/s390x/defines:debug-info: true
> --
> debian/config/hppa/defines-# temporarily disable debug info: Required disk size exceeds our hppa buildd machines.
> debian/config/hppa/defines:debug-info: false
> --
> debian/config/defines-[build]
> debian/config/defines:debug-info: true
> --
> debian/config/arm64/defines-[build]
> debian/config/arm64/defines:debug-info: true
> --
> debian/config/i386/defines-[686-pae_build]
> debian/config/i386/defines:debug-info: true
>
> ..., so I'll try again with setting 'debug-info' to 'false' both in
> 'debian/config/defines' and 'debian/config/i386/defines'.
Eh, same result/problem... ;-/
I'll (later) try to figure out the right edits or commands to use, but
would also appreciate working instructions, if anyone knows off-hand?
Probably separate '.config' generation and alternation
('CONFIG_DEBUG_INFO=n', is that enough?) from the actual build?
> Why do some of these configuration files override the generic one
> (without giving rationale), and/or do the kernel-handbook instructions
> need to be updated?
Grüße
Thomas
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