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atomic: Update comments in atomic.h

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This clarifies the differences between <linux/atomic.h> and
<asm-generic/atomic.h>

Signed-off-by: Arun Sharma <asharma@fb.com>
Suggested-by: Mike Frysinger <vapier.adi@gmail.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: David Miller <davem@davemloft.net>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Arun Sharma 2011-07-26 16:09:08 -07:00 committed by Linus Torvalds
parent 7847777a45
commit acac43e2fc
2 changed files with 4 additions and 1 deletions
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4
include/asm-generic/atomic.h
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@ -1,5 +1,7 @@
/*
* Generic C implementation of atomic counter operations
* Generic C implementation of atomic counter operations. Usable on
* UP systems only. Do not include in machine independent code.
*
* Originally implemented for MN10300.
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.

1
include/linux/atomic.h
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@ -1,3 +1,4 @@
/* Atomic operations usable in machine independent code */
#ifndef _LINUX_ATOMIC_H
#define _LINUX_ATOMIC_H
#include <asm/atomic.h>