Re: [PATCH] locking/atomic: sh: Use generic_cmpxchg_local for arch_cmpxchg_local()

John Paul Adrian Glaubitz <[email protected]>
Newsgroups gmane.linux.ports.sh.devel,gmane.linux.kernel
Message-ID <94eb50973fb770586496d2a791b9980a105d7429.camel@physik.fu-berlin.de>
On Tue, 2023-10-24 at 23:52 +0900, Masami Hiramatsu (Google) wrote:
> From: Masami Hiramatsu (Google) <[email protected]>
> 
> Use generic_cmpxchg_local() for arch_cmpxchg_local() implementation
> in SH architecture because it does not implement arch_cmpxchg_local().
> 
> Reported-by: kernel test robot <[email protected]>
> Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
> Signed-off-by: Masami Hiramatsu (Google) <[email protected]>
> ---
>  arch/sh/include/asm/cmpxchg.h |    2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/sh/include/asm/cmpxchg.h b/arch/sh/include/asm/cmpxchg.h
> index 288f6f38d98f..e920e61fb817 100644
> --- a/arch/sh/include/asm/cmpxchg.h
> +++ b/arch/sh/include/asm/cmpxchg.h
> @@ -71,4 +71,6 @@ static inline unsigned long __cmpxchg(volatile void * ptr, unsigned long old,
>  				    (unsigned long)_n_, sizeof(*(ptr))); \
>    })
>  
> +#include <asm-generic/cmpxchg-local.h>
> +
>  #endif /* __ASM_SH_CMPXCHG_H */

Reviewed-by: John Paul Adrian Glaubitz <[email protected]>

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