Re: [PATCH 1/4] atomic_cmpxchg and friends

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To: Nick Piggin <[email protected]>
Subject: Re: [PATCH 1/4] atomic_cmpxchg and friends
From: Alan Cox <[email protected]>
Date: Sun, 25 Sep 2005 22:09:31 +0100
Cc: Andrew Morton <[email protected]>, linux-kernel <[email protected]>
In-reply-to: <[email protected]>
References: <[email protected]>
Sender: [email protected]

 
+#define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old,
new))
+

Not all X86 has cmpxchg so the code there won't compile for all cases.

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