From: Keith Packard <keithp@keithp.com>
To: Josh Boyer <jwboyer@redhat.com>
Cc: Dave Jones <davej@redhat.com>, Yang Bai <hamo.by@gmail.com>,
Fengguang Wu <fengguang.wu@intel.com>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Fedora Kernel Team <kernel-team@fedoraproject.org>,
kernel@tesarici.cz, David Woodhouse <dwmw2@infradead.org>
Subject: Re: inode->i_wb_list corruption.
Date: Fri, 09 Mar 2012 14:44:49 -0800 [thread overview]
Message-ID: <861up175su.fsf@sumi.keithp.com> (raw)
In-Reply-To: <20120309201934.GN17489@zod.bos.redhat.com>
<#part sign=pgpmime>
On Fri, 9 Mar 2012 15:19:34 -0500, Josh Boyer <jwboyer@redhat.com> wrote:
> Is the VT-d issue something in the hardware itself, or do you mean if
> you have it enabled in the kernel? We've had the intel IOMMU disabled
> by default in the Fedora kernels for a while now. At least since before
> 3.2 was released.
I don't know for sure; David Woodhouse gave a scary presentation
yesterday that makes me unsure of what happens when IOMMU is disabled in
the kernel, given that much of the hardware is setup by the BIOS.
--
keith.packard@intel.com
next prev parent reply other threads:[~2012-03-09 22:44 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-06 18:51 Dave Jones
2012-03-06 21:03 ` Jan Kara
2012-03-07 7:26 ` Fengguang Wu
2012-03-07 10:42 ` Jan Kara
2012-03-09 8:34 ` Yang Bai
2012-03-09 14:57 ` Dave Jones
2012-03-09 15:19 ` Dave Jones
2012-03-09 16:14 ` Yang Bai
2012-03-09 18:00 ` Dave Jones
2012-03-09 20:08 ` Keith Packard
2012-03-09 20:19 ` Josh Boyer
2012-03-09 22:44 ` Keith Packard [this message]
2012-03-12 21:13 ` Josh Boyer
2012-03-12 21:27 ` David Woodhouse
2012-03-12 23:26 ` Dave Jones
2012-03-13 0:06 ` Keith Packard
2012-03-15 14:08 Petr Tesařík
2012-03-15 14:22 ` Dave Airlie
2012-03-15 14:49 ` Dave Jones
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