linux-kernel - 3.6.8: dmar: DRHD: handling fault status reg 602

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Message-ID: <00e001cdccb2$1c4dfb10$54e9f130$@lucidpixels.com>
Date:	Tue, 27 Nov 2012 10:16:00 -0500
From:	"Justin Piszcz" <jpiszcz@...idpixels.com>
To:	<linux-kernel@...r.kernel.org>
Subject: 3.6.8: dmar: DRHD: handling fault status reg 602

Hello,

Any idea why this is happening (e.g. why is PTE Read Access not set?)

[   13.204560] dmar: DRHD: handling fault status reg 602
[   13.208078] dmar: DMAR:[DMA Read] Request device [04:00.0] fault addr 0
[   13.208078] DMAR:[fault reason 06] PTE Read access is not set
[   15.777874] dmar: DRHD: handling fault status reg 702
[   15.777879] dmar: DMAR:[DMA Read] Request device [04:00.0] fault addr 0
[   15.777879] DMAR:[fault reason 06] PTE Read access is not set
[   16.100453] dmar: DRHD: handling fault status reg 2
[   16.100458] dmar: DMAR:[DMA Read] Request device [04:00.0] fault addr 0
[   16.100458] DMAR:[fault reason 06] PTE Read access is not set
[   16.141058] dmar: DRHD: handling fault status reg 102
[   16.141062] dmar: DMAR:[DMA Read] Request device [04:00.0] fault addr 0
[   16.141062] DMAR:[fault reason 06] PTE Read access is not set
[   16.210102] dmar: DRHD: handling fault status reg 202
[   16.210111] dmar: DMAR:[DMA Read] Request device [04:00.0] fault addr 0
[   16.210111] DMAR:[fault reason 06] PTE Read access is not set
[   16.918149] ixgbe 0000:86:00.0: eth2: NIC Link is Up 10 Gbps, Flow
Control: RX/TX

This is from:
http://lkml.org/lkml/2012/11/27/263

Justin.

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