Thread (22 messages) flat view 22 messages, 4 authors, 2024-11-21

Re: [PATCH v8 1/3] modules: Support extended MODVERSIONS info

From: Michael Ellerman <mpe@ellerman.id.au>
Date: 2024-10-31 01:22:44
Also in: linux-kbuild, linux-modules, lkml, rust-for-linux

Matthew Maurer [off-list ref] 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@google.com>
Signed-off-by: Matthew Maurer <redacted>
---
 arch/powerpc/kernel/module_64.c | 24 ++++++++++-
  
Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)

cheers
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