linux-kernel - Re: [PATCH] Update disk statistics for cciss and cpqarray devices

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Date:	Mon, 13 Nov 2006 11:48:38 +0100
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Petr Tesa?ík <ptesarik@...e.cz>
Cc:	iss_storagedev@...com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Update disk statistics for cciss and cpqarray devices

On Mon, Nov 13 2006, Petr Tesa?ík wrote:
> The request functions for cciss and cpqarray drivers do not update
> statistics upon request completion.  This would normally be done in
> end_that_request_first(), but this function is not used by these
> drivers, so the number of sectors read/written (as reported
> in /proc/diskstat and consequently also by utilities like iostat) is
> always zero.
> 
> The following patch adds correct statistics for both drivers.

A similar patch was already posted last week and is pending inclusion.

-- 
Jens Axboe

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