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Date: Thu, 27 May 2010 05:35:31 +0100
From: Al Viro <viro@ZenIV.linux.org.uk>
To: Erik van der Kouwe <vdkouwe@cs.vu.nl>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
       Fam Zheng <famcool@gmail.com>
Subject: Re: [PATCH] fs/minix: bugfix, number of indirect block ptrs per
 block depends on block size
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References: <4BFCF1EB.20709@cs.vu.nl>
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On Wed, May 26, 2010 at 12:03:23PM +0200, Erik van der Kouwe wrote:

> +#define INDIRCOUNT(sb) ((sb)->s_blocksize / 4)

ITYM (1 << ((sb)->s_blocksize_bits - 2))

Give gcc at least a chance to turn the uses of that into shifts...
Applied with such change.