[PATCH 00/14] objtool/arm64: Port klp-build to arm64

[Song Liu]

On Wed, Mar 4, 2026 at 7:31 PM Josh Poimboeuf <jpoimboe at kernel.org> wrote:
>
> Port objtool and the klp-build tooling (for building livepatch modules)
> to arm64.
>
> Note this doesn't bring all the objtool bells and whistles to arm64, nor
> any of the CFG reverse engineering.  This only adds the bare minimum
> needed for 'objtool --checksum'.
>
> And note that objtool still doesn't get enabled at all for normal arm64
> kernel builds, so this doesn't affect any users other than those running
> klp-build directly.

I run this test [1] with this set on arm64. Everything works as expected.

Thanks for enabling this.
Song

[1] https://lore.kernel.org/live-patching/20260212192201.3593879-9-song@kernel.org/