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From: Nicolas Bareil <nico@chdir.org>
To: Oliver Neukum <oliver@neukum.org>
Cc: Nicolas Bareil <nico@chdir.org>,
linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
Subject: Re: USB problem on x86_64: nommu_map_single() issue?
Date: Tue, 14 Oct 2008 15:43:41 +0200 [thread overview]
Message-ID: <20081014134341.GA2196@sd-5945.dedibox.fr> (raw)
In-Reply-To: <200810141300.29502.oliver@neukum.org>
On Tue, Oct 14, 2008 at 01:00:28PM +0200, Oliver Neukum wrote:
> > Yes this is a regression: USB works in 2.6.26.x with (almost) the same configuration.
>
> This a an IOMMU problem, not really a USB problem. Can you bisect the problem?
Ok, after 24 reboots, I have the following commit:
commit 6f21d806f698a5c437dcae1f03e8dd73e3f5aab1
Merge: e59e14b... 9f72632...
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date: Sun Sep 21 12:40:56 2008 -0700
Merge branch 'kvm-updates/2.6.27' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm
* 'kvm-updates/2.6.27' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm:
KVM: ia64: 'struct fdesc' build fix
Do you think I'm good to bisect that tree or do you have an idea?
next prev parent reply other threads:[~2008-10-14 13:43 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-14 7:20 Nicolas Bareil
2008-10-14 9:48 ` Oliver Neukum
2008-10-14 10:45 ` Nicolas Bareil
2008-10-14 11:00 ` FUJITA Tomonori
2008-10-14 11:05 ` Nicolas Bareil
2008-10-14 11:14 ` FUJITA Tomonori
2008-10-14 17:11 ` Yinghai Lu
2008-10-14 11:00 ` Oliver Neukum
2008-10-14 13:43 ` Nicolas Bareil [this message]
2008-10-14 14:15 ` Nicolas Bareil
2008-10-28 9:07 ` Jouni Malinen
2008-10-28 15:13 ` [PATCH] x86, gart: fix gart detection for Fam11h CPUs Joerg Roedel
2008-10-28 16:00 ` Ingo Molnar
2008-10-28 16:52 ` Greg KH
2008-10-29 9:55 ` Joerg Roedel
2008-10-29 23:12 ` Greg KH
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