On Thu, Apr 14, 2011 at 02:33:35PM -0700, David Miller wrote:

From: Mel Gorman <mgorman@suse.de>
Date: Thu, 14 Apr 2011 11:41:34 +0100

quoted

+extern int memalloc_socks;
+static inline int sk_memalloc_socks(void)
+{
+	return memalloc_socks;
+}
+

 ...

quoted

+static DEFINE_MUTEX(memalloc_socks_lock);
+int memalloc_socks __read_mostly;

Please use an atomic_t, it has to be more efficient than this mutex
business.

Will fix.

Thanks.

-- 
Mel Gorman
SUSE Labs

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