linux-kernel - Re: significance of using 2kb long byte_rev

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Message-Id: <1211244839.5915.114.camel@brick>
Date:	Mon, 19 May 2008 17:53:59 -0700
From:	Harvey Harrison <harvey.harrison@...il.com>
To:	Soumyadip Das Mahapatra <kernelhacker@...ualserver.org>
Cc:	linux-kernel@...r.kernel.org, akinobu.mita@...il.com
Subject: Re: significance of using 2kb long byte_rev_table in lib/bitrev.c

On Mon, 2008-05-19 at 18:59 +0200, Soumyadip Das Mahapatra wrote:
> Hi,
>  	i cant understand the significance of using 2kb size of
> bit_rev_table array in lib/bitrev.c

It's used in reversing the bits in a byte value as well, which your
patch breaks (see the bitrev8 users)

Harvey


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