linux-kernel - [PATCH] Documentation/atomic_ops.txt: avoid volatile in sample code

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Message-Id: <201103241025.59776.knikanth@suse.de>
Date:	Thu, 24 Mar 2011 10:25:59 +0530
From:	Nikanth Karthikesan <knikanth@...e.de>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] Documentation/atomic_ops.txt: avoid volatile in sample code

As declaring counter as volatile is discouraged, it is best not to use it in
sample code as well.

Signed-off-by: Nikanth Karthikesan <knikanth@...e.de>

---

diff --git a/Documentation/atomic_ops.txt b/Documentation/atomic_ops.txt
index ac4d471..3bd585b 100644
--- a/Documentation/atomic_ops.txt
+++ b/Documentation/atomic_ops.txt
@@ -12,7 +12,7 @@ Also, it should be made opaque such that any kind of cast to a normal
 C integer type will fail.  Something like the following should
 suffice:
 
-	typedef struct { volatile int counter; } atomic_t;
+	typedef struct { int counter; } atomic_t;
 
 Historically, counter has been declared volatile.  This is now discouraged.
 See Documentation/volatile-considered-harmful.txt for the complete rationale.
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