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From: Matthew Wilcox <matthew@wil.cx>
To: Guy Martin <gmsoft@tuxicoman.be>
Cc: parisc-linux@parisc-linux.org
Subject: Re: [parisc-linux] K410 SCSI 53c700 issue with PLEXTOR PX-R820T
Date: Mon, 27 Nov 2006 08:37:14 -0700	[thread overview]
Message-ID: <20061127153713.GQ14076@parisc-linux.org> (raw)
In-Reply-To: <20061127115832.b413fd7b.gmsoft@tuxicoman.be>

On Mon, Nov 27, 2006 at 11:58:32AM +0100, Guy Martin wrote:
> Some more detail on this issue.
> This burner still works at commit 6391a11375de5e2bb1eb8481e54619761dc65d9f but breaks at commit 0f13fc09db68de92585558984bff1c51b87db72f.

Thanks for narrowing it down so much!

> commit 0f13fc09db68de92585558984bff1c51b87db72f
> Author: James Bottomley <James.Bottomley@steeleye.com>
> Date:   Thu Jun 29 13:02:11 2006 -0400
> 
>     [SCSI] 53c700: fix breakage caused by the autosense update
>     
>     A bit of a brown paper bag issue.  The previous patch to remove the soon
>     to be ripped out fields that were used in autosense actually broke the
>     driver.  This patch fixes it and has been tested (honestly).

If James says he tested it, I believe him.  I *think* we're in the
situation where it works on machines without an IOMMU and breaks on
machines with an IOMMU.  Joel, Guy, do I have that right?
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  reply	other threads:[~2006-11-27 15:37 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-12 15:03 [parisc-linux] K410 SCSI 53c700 issue with PLEXTOR PX-R820T Guy Martin
2006-11-12 19:14 ` Matthew Wilcox
2006-11-15 23:49   ` Guy Martin
2006-11-27 10:58   ` Guy Martin
2006-11-27 15:37     ` Matthew Wilcox [this message]
2006-11-27 17:10       ` Guy Martin
2006-11-30 16:50         ` Joel Soete
     [not found]       ` <20061130101805.2a82273b.gmsoft@tuxicoman.be>
2006-11-30 17:17         ` James Bottomley
     [not found]         ` <1164907064.22826.23.camel@mulgrave.il.steeleye.com>
2006-11-30 18:13           ` James Bottomley
     [not found]           ` <1164910427.22826.37.camel@mulgrave.il.steeleye.com>
2006-11-30 18:48             ` Guy Martin
     [not found]             ` <20061130194830.90043d05.gmsoft@tuxicoman.be>
2006-12-01 15:58               ` Joel Soete
     [not found]               ` <45705108.3080500@scarlet.be>
2006-12-01 16:10                 ` Matthew Wilcox
     [not found]                 ` <20061201161033.GO14076@parisc-linux.org>
2006-12-01 22:42                   ` Joel Soete
     [not found]                   ` <4570AFC3.1050304@scarlet.be>
2006-12-01 23:02                     ` Joel Soete
2006-12-02  7:19                     ` Guy Martin

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