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SubjectRe: [PATCH] smp: fix smp_call_function_single_async prototype
On Thu, Apr 29, 2021 at 11:27 AM Arnd Bergmann <arnd@kernel.org> wrote:
>
> Either way, I'll give it some more time on the randconfig build machine
> before I send out v2.

SGTM and thanks for the fix. Perhaps worth a note that this isn't
just "a violation of the calling conventions" but straight up
undefined behavior, full stop.

UBSAN folks are working on adding a catch for this as well:
https://reviews.llvm.org/D100037, see the relevant citations from the
standard.
--
Thanks,
~Nick Desaulniers

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