Bug 36972

Summary:	3.0-rc1: DMAR errors from iwlagn
Product:	Drivers	Reporter:	Maciej Rutecki (maciej.rutecki)
Component:	network-wireless	Assignee:	drivers_network-wireless (drivers_network-wireless)
Status:	CLOSED CODE_FIX
Severity:	normal	CC:	jeremy, luto, maciej.rutecki, rjw
Priority:	P1
Hardware:	All
OS:	Linux
Kernel Version:	3.0-rc1	Subsystem:
Regression:	Yes	Bisected commit-id:
Bug Depends on:
Bug Blocks:	36912

Description Maciej Rutecki 2011-06-08 19:44:59 UTC

Subject    : 3.0-rc1: DMAR errors from iwlagn
Submitter  : Jeremy Fitzhardinge <jeremy@goop.org>
Date       : 2011-05-31 21:14
Message-ID : 4DE55A26.6040702@goop.org
References : http://marc.info/?l=linux-kernel&m=130687723213857&w=2

This entry is being used for tracking a regression from 2.6.39. Please don't
close it until the problem is fixed in the mainline.

Comment 1 Rafael J. Wysocki 2011-06-13 21:20:34 UTC

On Monday, June 13, 2011, Jeremy Fitzhardinge wrote:
> On 06/12/2011 01:30 PM, Rafael J. Wysocki wrote:
> > This message has been generated automatically as a part of a summary report
> > of recent regressions.
> >
> > The following bug entry is on the current list of known regressions
> > from 2.6.39.  Please verify if it still should be listed and let the
> tracking team
> > know (either way).
> >
> >
> > Bug-Entry   : http://bugzilla.kernel.org/show_bug.cgi?id=36972
> > Subject             : 3.0-rc1: DMAR errors from iwlagn
> > Submitter   : Jeremy Fitzhardinge <jeremy@goop.org>
> > Date                : 2011-05-31 21:14 (13 days old)
> 
> Still happening.  Haven't tested latest git yet, which has a number of
> iwlagn updates.

Comment 2 Andy Lutomirski 2011-06-26 22:41:01 UTC

This fixes it for me:

https://patchwork.kernel.org/patch/907132/

Comment 3 Rafael J. Wysocki 2011-06-26 22:44:39 UTC

Handled-By : Johannes Berg <johannes.berg@intel.com>
Patch : https://patchwork.kernel.org/patch/907132/

Comment 4 Rafael J. Wysocki 2011-07-10 09:48:27 UTC

Fixed by commit e815407d395e0b7fd1aa9145d9d0c391191b833c
Author: Johannes Berg <johannes.berg@intel.com>
Date:   Mon Jun 27 07:54:49 2011 -0700

    iwlagn: map command buffers BIDI