linux-kernel - Re: 2.6.19-rc5: known regressions (v3)

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Message-ID: <m1u0104qiy.fsf@ebiederm.dsl.xmission.com>
Date:	Wed, 15 Nov 2006 09:35:01 -0700
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Stephen Hemminger <shemminger@...l.org>
Cc:	Adrian Bunk <bunk@...sta.de>, Linus Torvalds <torvalds@...l.org>,
	Andrew Morton <akpm@...l.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	gregkh@...e.de, linux-pci@...ey.karlin.mff.cuni.cz,
	Komuro <komurojun-mbn@...ty.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Ingo Molnar <mingo@...hat.com>,
	Ernst Herzberg <earny@...4u.de>,
	Len Brown <len.brown@...el.com>,
	Andre Noll <maan@...temlinux.org>, Andi Kleen <ak@...e.de>,
	discuss@...-64.org, Prakash Punnoor <prakash@...noor.de>,
	phil.el@...adoo.fr, oprofile-list@...ts.sourceforge.net,
	Alex Romosan <romosan@...orax.lbl.gov>,
	Jens Axboe <jens.axboe@...cle.com>,
	Andrey Borzenkov <arvidjaar@...l.ru>,
	Alan Stern <stern@...land.harvard.edu>,
	linux-usb-devel@...ts.sourceforge.net
Subject: Re: 2.6.19-rc5: known regressions (v3)

Stephen Hemminger <shemminger@...l.org> writes:

>> 
>> Subject    : PCI MSI setting corrupted during resume
>> References : http://bugzilla.kernel.org/show_bug.cgi?id=7479
>> Submitter  : Stephen Hemminger <shemminger@...l.org>
>> Status     : unknown
>> 
> Turns out this isn't a regression, it was always there. It has to do with ACPI
> clearing state on resume. MSI wasn't being used the same in older kernels so
> it didn't show up.

Ok.  Do we know enough to fix the MSI case?

Eric

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