From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Mosberger <davidm@napali.hpl.hp.com>
Date: Fri, 16 Jul 2004 00:09:00 +0000
Subject: Re: free bootmem feedback patch
Message-Id: <16631.7324.43808.934769@napali.hpl.hp.com>
List-Id: <linux-ia64.vger.kernel.org>
References: <40F46962.4090604@sgi.com>
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To: linux-ia64@vger.kernel.org

>>>>> On Fri, 16 Jul 2004 00:34:20 +0100, Matthew Wilcox <willy@debian.org> said:

  Matthew> #define log2(x) (ffs(x) - 1)

At the risk of pointing out the obvious, this definition only works
for integer-powers of two...

get_order() works for any "unsigned long" value.

	--david