From: john stultz <johnstul@us.ibm.com>
To: timothy parkinson <t@timothyparkinson.com>
Cc: hauan@cmu.edu, Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.1 "clock preempt"?
Date: Thu, 22 Jan 2004 13:21:45 -0800 [thread overview]
Message-ID: <1074806504.21658.76.camel@cog.beaverton.ibm.com> (raw)
In-Reply-To: <20040122200044.GA593@h00a0cca1a6cf.ne.client2.attbi.com>
On Thu, 2004-01-22 at 12:00, timothy parkinson wrote:
> su -c "/usr/sbin/hdparm /dev/hda"
> Password:
>
> /dev/hda:
> multcount = 16 (on)
> IO_support = 1 (32-bit)
> unmaskirq = 0 (off)
> using_dma = 0 (off)
> keepsettings = 0 (off)
> readonly = 0 (off)
> readahead = 256 (on)
> geometry = 65535/16/63, sectors = 156301488, start = 0
>
> but...
>
> su -c "/usr/sbin/hdparm -d1 /dev/hda"
> Password:
>
> /dev/hda:
> setting using_dma to 1 (on)
> HDIO_SET_DMA failed: Operation not permitted
> using_dma = 0 (off)
>
> it's an 80gig western digital from about 2-3 years ago.
Its likely you need to enable support in the kernel for your IDE
controller, or your DMA on your controller isn't supported.
thanks
-john
next prev parent reply other threads:[~2004-01-22 21:21 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-20 20:36 Steinar Hauan
2004-01-20 21:26 ` john stultz
2004-01-21 15:06 ` Steinar Hauan
2004-01-21 18:19 ` john stultz
2004-01-22 19:37 ` timothy parkinson
2004-01-22 19:42 ` john stultz
2004-01-22 19:50 ` timothy parkinson
2004-01-22 19:54 ` john stultz
2004-01-22 20:00 ` timothy parkinson
2004-01-22 21:21 ` john stultz [this message]
2004-01-23 19:02 ` timothy parkinson
2004-01-23 19:17 ` john stultz
2004-01-23 19:36 ` timothy parkinson
2004-01-23 20:06 ` john stultz
2004-01-23 20:38 ` timothy parkinson
2004-01-23 21:04 ` john stultz
2004-01-27 21:30 ` markus reichelt
2004-01-30 23:32 ` Bartlomiej Zolnierkiewicz
2004-01-31 0:24 ` timothy parkinson
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