linux-kernel - Re: [Bug #14375] Intel(R) I/OAT DMA Engine init failed

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Message-Id: <200910262312.21298.rjw@sisk.pl>
Date:	Mon, 26 Oct 2009 23:12:21 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Alexander Beregalov <a.beregalov@...il.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Dan Williams <dan.j.williams@...el.com>
Subject: Re: [Bug #14375] Intel(R) I/OAT DMA Engine init failed

On Monday 26 October 2009, Alexander Beregalov wrote:
> 2009/10/26 Rafael J. Wysocki <rjw@...k.pl>:
> > This message has been generated automatically as a part of a report
> > of recent regressions.
> >
> > The following bug entry is on the current list of known regressions
> > from 2.6.31.  Please verify if it still should be listed and let me know
> > (either way).
> >
> >
> > Bug-Entry       : http://bugzilla.kernel.org/show_bug.cgi?id=14375
> > Subject         : Intel(R) I/OAT DMA Engine init failed
> > Submitter       : Alexander Beregalov <a.beregalov@...il.com>
> > Date            : 2009-10-02 9:46 (25 days old)
> > References      : http://marc.info/?l=linux-kernel&m=125447680016160&w=4
> > Handled-By      : Dan Williams <dan.j.williams@...el.com>
> > Patch           : http://patchwork.kernel.org/patch/51808/
> 
> When I patch reiserfs the bug goes to libata, it means ioatdma works
> and libata does not. It looks like inaccurate work with memory
> somewhere, but I do not know how to find it.
> I cannot reproduce it since 2.6.32-rc3 and I do not see any bugs since then.

Since you can't reproduce it with -rc3 and later, I'm going to close it now.
Please reopen if the problem reappears.

Best,
Rafael
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