[PATCH v10 1/5] modules: Support extended MODVERSIONS info

Michael Ellerman mpe at ellerman.id.au
Mon Nov 25 22:25:31 AEDT 2024


Matthew Maurer <mmaurer at google.com> writes:
> Adds a new format for MODVERSIONS which stores each field in a separate
> ELF section. This initially adds support for variable length names, but
> could later be used to add additional fields to MODVERSIONS in a
> backwards compatible way if needed. Any new fields will be ignored by
> old user tooling, unlike the current format where user tooling cannot
> tolerate adjustments to the format (for example making the name field
> longer).
>
> Since PPC munges its version records to strip leading dots, we reproduce
> the munging for the new format. Other architectures do not appear to
> have architecture-specific usage of this information.
>
> Reviewed-by: Sami Tolvanen <samitolvanen at google.com>
> Signed-off-by: Matthew Maurer <mmaurer at google.com>
> ---
>  arch/powerpc/kernel/module_64.c | 24 ++++++++++-
>  kernel/module/internal.h        | 11 +++++
>  kernel/module/main.c            | 92 +++++++++++++++++++++++++++++++++++++----
>  kernel/module/version.c         | 45 ++++++++++++++++++++
>  4 files changed, 162 insertions(+), 10 deletions(-)

I already acked version 8, which AFAICS is identical to this version
(for this patch at least).

Not sure if you dropped my ack on purpose, but here have another one :)

Acked-by: Michael Ellerman <mpe at ellerman.id.au> (powerpc)

cheers


More information about the Linuxppc-dev mailing list