linux-kernel - Re: [patch 2/4] x86, vtd: fix the vt-d fault handling irq migration in the x2apic mode

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Message-ID: <20101201085244.GN10050@sequoia.sous-sol.org>
Date:	Wed, 1 Dec 2010 00:52:44 -0800
From:	Chris Wright <chrisw@...s-sol.org>
To:	Suresh Siddha <suresh.b.siddha@...el.com>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	linux-kernel@...r.kernel.org,
	Kenji Kaneshige <kaneshige.kenji@...fujitsu.com>,
	Chris Wright <chrisw@...s-sol.org>,
	Max Asbock <masbock@...ux.vnet.ibm.com>,
	indou.takao@...fujitsu.com,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Bjorn Helgaas <bjorn.helgaas@...com>,
	David Woodhouse <dwmw2@...radead.org>, stable@...nel.org
Subject: Re: [patch 2/4] x86, vtd: fix the vt-d fault handling irq migration
 in the x2apic mode

* Suresh Siddha (suresh.b.siddha@...el.com) wrote:
> From: Kenji Kaneshige <kaneshige.kenji@...fujitsu.com>
> Subject: x86, vtd: fix the vt-d fault handling irq migration in the x2apic mode
> 
> In x2apic mode, we need to set the upper address register of the fault
> handling interrupt register of the vt-d hardware. Without this
> irq migration of the vt-d fault handling interrupt is broken.
> 
> Signed-off-by: Kenji Kaneshige <kaneshige.kenji@...fujitsu.com>
> Signed-off-by: Suresh Siddha <suresh.b.siddha@...el.com>

Looks correct, I didn't have a chance to test this patch.

Acked-by: Chris Wright <chrisw@...s-sol.org>
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