linux-kernel - Re: [PATCH 1/2] lib: Provide generic atomic64

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Message-ID: <8bd0f97a0906181655jd68835fg10fe0783b6a6068d@mail.gmail.com>
Date:	Thu, 18 Jun 2009 19:55:58 -0400
From:	Mike Frysinger <vapier.adi@...il.com>
To:	Paul Mackerras <paulus@...ba.org>
Cc:	benh@...nel.crashing.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, linuxppc-dev@...abs.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] lib: Provide generic atomic64_t implementation

On Sat, Jun 13, 2009 at 03:10, Paul Mackerras wrote:
> +typedef struct {
> +       long long counter;
> +} atomic64_t;

lack of volatile seems odd compared to:
include/linux/types.h:
typedef struct {
    volatile int counter;
} atomic_t;
-mike
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