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SubjectRe: [PATCH bpf-next] bpf: add config to allow loading modules with BTF mismatches
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> On Feb 22, 2022, at 8:34 PM, Shung-Hsi Yu <shung-hsi.yu@suse.com> wrote:
>
> On Wed, Feb 23, 2022 at 01:28:14AM +0000, Connor O'Brien wrote:
>> BTF mismatch can occur for a separately-built module even when the ABI
>> is otherwise compatible and nothing else would prevent successfully
>> loading. Add a new config to control how mismatches are handled. By
>> default, preserve the current behavior of refusing to load the
>> module. If MODULE_ALLOW_BTF_MISMATCH is enabled, load the module but
>> ignore its BTF information.
>>
>> Suggested-by: Yonghong Song <yhs@fb.com>
>> Suggested-by: Michal Suchánek <msuchanek@suse.de>
>> Signed-off-by: Connor O'Brien <connoro@google.com>
>
> Maybe reference the discussion thread as well?
>
> Link: https://lore.kernel.org/bpf/CAADnVQJ+OVPnBz8z3vNu8gKXX42jCUqfuvhWAyCQDu8N_yqqwQ@mail.gmail.com/
>
> Otherwise
>
> Acked-by: Shung-Hsi Yu <shung-hsi.yu@suse.com>

Acked-by: Song Liu <songliubraving@fb.com>

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