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SubjectRe: [PATCH 20/33] locking/atomic: m68k: move to ARCH_ATOMIC
Hi Mark,

On Mon, May 10, 2021 at 11:42 AM Mark Rutland <> wrote:
> We'd like all architectures to convert to ARCH_ATOMIC, as once all
> architectures are converted it will be possible to make significant
> cleanups to the atomics headers, and this will make it much easier to
> generically enable atomic functionality (e.g. debug logic in the
> instrumented wrappers).
> As a step towards that, this patch migrates m68k to ARCH_ATOMIC. The
> arch code provides arch_{atomic,atomic64,xchg,cmpxchg}*(), and common
> code wraps these with optional instrumentation to provide the regular
> functions.
> Signed-off-by: Mark Rutland <>

Reviewed-by: Geert Uytterhoeven <>
Acked-by: Geert Uytterhoeven <>

I even gave this series a spin on ARAnyM and QEMU, and everything
seems to be fine.



Geert Uytterhoeven -- There's lots of Linux beyond ia32 --

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

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