Re: [PATCH] x86/cfi: add __init_or_module annotations for fineibt

[Juergen Gross]

On 26.05.26 05:22, Calvin Owens wrote:
> I'm seeing some benign section mismatch warnings with fineibt when
> building kernels with CONFIG_MODULES=n:
>
>      WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x1db (section: .text) -> text_poke_early (section: .init.text)
>      WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x473 (section: .text) -> text_poke_early (section: .init.text)
>      WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x57c (section: .text) -> text_poke_early (section: .init.text)
>      WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x6d9 (section: .text) -> text_poke_early (section: .init.text)
>      WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0xb57 (section: .text) -> text_poke_early (section: .init.text)
>      WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0xb81 (section: .text) -> text_poke_early (section: .init.text)
>      WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0xd00 (section: .text) -> poison_endbr (section: .init.text)
>      WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0xdd3 (section: .text) -> text_poke_early (section: .init.text)
>      WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0xe58 (section: .text) -> text_poke_early (section: .init.text)
>      WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0xe85 (section: .text) -> text_poke_early (section: .init.text)
>      WARNING: modpost: vmlinux: section mismatch in reference: apply_fineibt+0x8 (section: .text.unlikely.) -> __apply_fineibt (section: .init.text)
>
> Add the missing __init_or_module section annotations to fix the
> warnings, and also free up a tiny bit of memory after boot.
>
> Signed-off-by: Calvin Owens <calvin@xxxxxxxxxx>

Reviewed-by: Juergen Gross <jgross@xxxxxxxx>


Juergen

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