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Date:	Wed, 11 Nov 2009 13:27:07 -0800
From:	Yinghai Lu <yhlu.kernel@...il.com>
To:	Fenghua Yu <fenghua.yu@...el.com>,
	"Barnes, Jesse" <jesse.barnes@...el.com>
Cc:	Greg KH <gregkh@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	torvalds@...ux-foundation.org,
	David Woodhouse <dwmw2@...radead.org>,
	jbarnes@...tuousgeek.org, stable@...nel.org,
	iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [stable][PATCH] PCIe hot-plug for Intel IOMMU

On Wed, Nov 11, 2009 at 7:23 AM, Fenghua Yu <fenghua.yu@...el.com> wrote:
> To support PCIe hot plug in IOMMU, we register a notifier to respond to device
> change action.
>
> When the notifier gets BUS_NOTIFY_UNBOUND_DRIVER, it removes the device from its
> DMAR domain.
>
> A hot added device will be added into an IOMMU domain when it first does IOMMU
> op. So there is no need to add more code for hot add.
>
> Without the patch, after a hot-remove, a hot-added device on the same slot will
> not work.
>
> Signed-off-by: Fenghua Yu <fenghua.yu@...el.com>

Tested-by: Yinghai Lu <yinghai@...nel.org>

>
> ---
>
> The patch missed 2.6.32 release. Could it be in 2.6.32 stable?

Jesse,
can you push to Linus?

looks like David is too busy.

YH
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