From: Tejun Heo <htejun@gmail.com>
To: Mark Lord <liml@rtr.ca>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
albertl@mail.com, Jeff Garzik <jeff@garzik.org>,
linux-ide@vger.kernel.org
Subject: Re: [PATCH] libata: workaround DRQ=1 ERR=1 for ATAPI tape drives
Date: Wed, 14 Nov 2007 11:00:46 +0900 [thread overview]
Message-ID: <473A56CE.4080804@gmail.com> (raw)
In-Reply-To: <4739EB53.5010206@rtr.ca>
Mark Lord wrote:
> ERR should stay set until the next command has been written to the device.
> So we could try and be clever to ignore ERR after PACKET, before CDB, only
> if it was set by previous command.
>
> Sounds a bit complex.
>
> Just (unconditionally for tape) ignoring it between PACKET and CDB might
> be simpler.
/me agrees. Albert, can you re-spin the patch? Thanks.
--
tejun
next prev parent reply other threads:[~2007-11-14 2:00 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-22 9:24 ATA tape drive STT3401A needs DRQ HSM workaround too Tejun Heo
2007-10-22 9:31 ` Alan Cox
2007-10-22 9:30 ` Tejun Heo
2007-10-22 14:18 ` Mark Lord
2007-10-22 18:37 ` Jeff Garzik
2007-10-22 22:36 ` Mark Lord
2007-11-13 10:08 ` Albert Lee
2007-11-13 10:30 ` [PATCH] libata: workaround DRQ=1 ERR=1 for ATAPI tape drives Albert Lee
2007-11-13 10:35 ` Tejun Heo
2007-11-13 13:49 ` Mark Lord
2007-11-13 14:16 ` Mark Lord
2007-11-13 15:14 ` Alan Cox
2007-11-13 17:24 ` Mark Lord
2007-11-13 18:12 ` Alan Cox
2007-11-13 18:22 ` Mark Lord
2007-11-14 2:00 ` Tejun Heo [this message]
2007-11-14 6:13 ` [PATCH 1/2] " Albert Lee
2007-11-14 12:19 ` Alan Cox
2007-11-15 0:32 ` Tejun Heo
2007-11-14 6:20 ` [PATCH 2/2] libata: use ATA_HORKAGE_STUCK_ERR " Albert Lee
2007-11-15 0:33 ` Tejun Heo
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