From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeff Garzik <jgarzik@pobox.com>
Subject: Re: [PATCH] libata-dev-2.6-ncq: remove qc->tag
Date: Sun, 26 Jun 2005 13:20:32 -0400
Message-ID: <42BEE3E0.2010601@pobox.com>
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To: Tejun Heo <htejun@gmail.com>
Cc: axboe@suse.de, linux-ide@vger.kernel.org

Tejun Heo wrote:
>  Hello, Jeff.
>  Hello, Jens.
> 
>  This is the second patch of six misc updates to ncq.
> 
>  This patch removes redundant qc->tag field.  The value can be
> calculated from qc itself easily.
> 
>  Signed-off-by: Tejun Heo <htejun@gmail.com>

NAK - qc->tag exists precisely to avoid calculating it over and over and 
over again.