Bug 485139

Summary:	DMAR faults with iwlagn driver
Product:	[Fedora] Fedora	Reporter:	Mark McLoughlin <markmc>
Component:	kernel	Assignee:	Kernel Maintainer List <kernel-maint>
Status:	CLOSED RAWHIDE	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	medium	Docs Contact:
Priority:	low
Version:	rawhide	CC:	adar, bhavesh, dwmw2, kernel-maint, kmcmartin, quintela, selinux, virt-maint
Target Milestone:	---
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Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
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Clone Of:		Environment:
Last Closed:	2009-02-12 08:30:51 UTC	Type:	---
Regression:	---	Mount Type:	---
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	480593

Description Mark McLoughlin 2009-02-11 20:15:42 UTC

in bug #479996, a lot of the DMAR faults came from the iwlagn device. This turned out to be a driver bug.

See here:

  https://lists.linux-foundation.org/pipermail/iommu/2009-February/001082.html

Filing this to track the issue for F11. Should just come in from git as a 2.6.29 fix, though

Comment 1 Mark McLoughlin 2009-02-12 08:30:51 UTC

Fixed in kernel-2.6.29-0.110.rc4.git3.fc11:

* Wed Feb 11 2009 David Woodhouse <David.Woodhouse>
- Fix iwlwifi DMA direction bug.

Comment 2 Mark McLoughlin 2009-02-13 18:04:56 UTC

For reference, here's what the fix looks like:

   http://david.woodhou.se/iwlfix