linux-kernel - Re: intel-iommu sysfs oops.

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Message-ID: <20170224212813.37vdalqonor2jwoz@codemonkey.org.uk>
Date:   Fri, 24 Feb 2017 16:28:13 -0500
From:   Dave Jones <davej@...emonkey.org.uk>
To:     Joerg Roedel <jroedel@...e.de>
Cc:     Linux Kernel <linux-kernel@...r.kernel.org>, dwmw2@...radead.org,
        iommu@...ts.linux-foundation.org
Subject: Re: intel-iommu sysfs oops.

On Fri, Feb 24, 2017 at 12:30:38AM +0100, Joerg Roedel wrote:
 > Hi Dave,
 > 
 > On Thu, Feb 23, 2017 at 02:44:06PM -0500, Dave Jones wrote:
 > > cat /sys/devices/virtual/iommu/dmar0/intel-iommu/version
 > > 
 > > Oops: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC
 > 
 > Thanks for the report, the problem reproduces easily here. The diff
 > below fixes the issue on Intel, AMD has the same problem and needs a
 > similar fix I'll do shortly.

Seems to do the job. Thanks for the quick fix Joerg!

	Dave