From: Jeff Garzik <jeff@garzik.org>
To: Jeff Norden <jeff@math.tntech.edu>
Cc: alan@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] pata_it821x: fix lost interrupt with atapi devices
Date: Mon, 10 Sep 2007 21:53:12 -0400 [thread overview]
Message-ID: <46E5F508.8000600@garzik.org> (raw)
In-Reply-To: <200709041607.l84G7KsT032647@norden.math.tntech.edu>
Jeff Norden wrote:
> From: Jeff Norden <jnorden@math.tntech.edu>
>
> Fix "lost" interrupt problem when using dma with CD/DVD drives in some
> configurations. This problem can make installing linux from media
> impossible for distro's that have switched to libata-only configurations.
>
> The simple fix is to eliminate the use of dma for reading drive status, etc,
> by checking the number of bytes to transferred.
>
> This change will only affect the behavior of atapi devices, not disks.
> There is more info at http://bugzilla.redhat.com/show_bug.cgi?id=242229
> This patch is for 2.6.22.1
>
> Signed-off-by: Jeff Norden <jnorden@math.tntech.edu>
applied
prev parent reply other threads:[~2007-09-11 1:53 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-04 16:07 [PATCH 1/1] pata_it821x: fix lost interrupt with atapi devices Jeff Norden
2007-09-04 18:43 ` Mikael Pettersson
2007-09-06 0:39 ` Alan Cox
2007-09-17 5:00 ` Tejun Heo
2007-09-17 10:00 ` Jeff Garzik
2007-09-17 11:46 ` Tejun Heo
2007-09-18 9:14 ` Alan Cox
2007-09-18 9:07 ` Alan Cox
2007-09-11 1:53 ` Jeff Garzik [this message]
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