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From: Jens Axboe <axboe@suse.de>
To: Subodh S <subodh_s_1975@mail.com>
Cc: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org
Subject: Re: About dd & make_request
Date: Fri, 7 Mar 2003 16:08:09 +0100	[thread overview]
Message-ID: <20030307150809.GH941@suse.de> (raw)
In-Reply-To: <20030307140502.95076.qmail@mail.com>

On Fri, Mar 07 2003, Subodh S wrote:
> Hi,
> 
> When run
> 
> dd if=/dev/mydevice of=/dev/null count=10
> 
> why does my make_request function get called only five times ??

because you didn't change the block size, so you got 5 1024b (default)
buffers thrown at you?

-- 
Jens Axboe


      reply	other threads:[~2003-03-07 13:59 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-03-07 14:05 About dd & make_request Subodh S
2003-03-07 15:08 ` Jens Axboe [this message]

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