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Message-ID: <94eb50973fb770586496d2a791b9980a105d7429.camel@physik.fu-berlin.de>
Date: Tue, 24 Oct 2023 18:43:06 +0200
From: John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>
To: "Masami Hiramatsu (Google)" <mhiramat@...nel.org>,
Yoshinori Sato <ysato@...rs.sourceforge.jp>,
Rich Felker <dalias@...c.org>
Cc: "wuqiang . matt" <wuqiang.matt@...edance.com>,
Mark Rutland <mark.rutland@....com>,
Peter Zijlstra <peterz@...radead.org>,
linux-sh@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCH] locking/atomic: sh: Use generic_cmpxchg_local for
arch_cmpxchg_local()
On Tue, 2023-10-24 at 23:52 +0900, Masami Hiramatsu (Google) wrote:
> From: Masami Hiramatsu (Google) <mhiramat@...nel.org>
>
> 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 <lkp@...el.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202310241310.Ir5uukOG-lkp@intel.com/
> Signed-off-by: Masami Hiramatsu (Google) <mhiramat@...nel.org>
> ---
> 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 <glaubitz@...sik.fu-berlin.de>
--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer
`. `' Physicist
`- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
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