linux-kernel - Re: [PATCH] [m32r] __xchg() should be always

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Date:	Wed, 16 May 2007 10:37:11 +0900
From:	Hirokazu Takata <takata@...ux-m32r.org>
To:	Al Viro <viro@....linux.org.uk>
Cc:	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
	takata@...ux-m32r.org
Subject: Re: [PATCH] [m32r] __xchg() should be always_inline

Thank you.

Acked-by: Hirokazu Takata <takata@...ux-m32r.org>

From: Al Viro <viro@....linux.org.uk>
Subject: [PATCH] [m32r] __xchg() should be always_inline
Date: Tue, 15 May 2007 20:37:00 +0100
> 
> it depends on elimination of unreachable branches in switch (by object
> size), so we must declare it always_inline
> 
> Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
> ---
>  include/asm-m32r/system.h |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
> 
> diff --git a/include/asm-m32r/system.h b/include/asm-m32r/system.h
> index b291b2f..8ee73d3 100644
> --- a/include/asm-m32r/system.h
> +++ b/include/asm-m32r/system.h
> @@ -10,6 +10,7 @@
>   * Copyright (C) 2004, 2006  Hirokazu Takata <takata at linux-m32r.org>
>   */
>  
> +#include <linux/compiler.h>
>  #include <asm/assembler.h>
>  
>  #ifdef __KERNEL__
> @@ -154,7 +155,7 @@ extern void  __xchg_called_with_bad_pointer(void);
>  #define DCACHE_CLEAR(reg0, reg1, addr)
>  #endif	/* CONFIG_CHIP_M32700_TS1 */
>  
> -static inline unsigned long
> +static __always_inline unsigned long
>  __xchg(unsigned long x, volatile void * ptr, int size)
>  {
>  	unsigned long flags;
> -- 
> 1.5.0-rc2.GIT
> 
> 
-
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