linux-kernel - Re: [PATCH 2/4] intel-iommu: Implement iommu_device

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Date:	Thu, 10 Nov 2011 15:22:28 +0000
From:	David Woodhouse <dwmw2@...radead.org>
To:	"Roedel, Joerg" <Joerg.Roedel@....com>
Cc:	Alex Williamson <alex.williamson@...hat.com>,
	"iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"chrisw@...hat.com" <chrisw@...hat.com>,
	"agraf@...e.de" <agraf@...e.de>,
	"dwg@....ibm.com" <dwg@....ibm.com>,
	"scottwood@...escale.com" <scottwood@...escale.com>,
	"B08248@...escale.com" <B08248@...escale.com>,
	"benh@...nel.crashing.org" <benh@...nel.crashing.org>
Subject: Re: [PATCH 2/4] intel-iommu: Implement iommu_device_group

On Tue, 2011-11-08 at 18:23 +0100, Roedel, Joerg wrote:
> On Fri, Oct 21, 2011 at 03:56:11PM -0400, Alex Williamson wrote:
> > We generally have BDF granularity for devices, so we just need
> > to make sure devices aren't hidden behind PCIe-to-PCI bridges.
> > We can then make up a group number that's simply the concatenated
> > seg|bus|dev|fn so we don't have to track them (not that users
> > should depend on that).
> > 
> > Signed-off-by: Alex Williamson <alex.williamson@...hat.com>
> 
> David, does this look good to you? Can you send an Acked-by if its okay?

Looks good to me in principle, although I'd like to see it tested on one
of those HP laptops with the dodgy Ricoh multi-function devices.

Acked-By: David Woodhouse <David.Woodhouse@...el.com>

-- 
dwmw2

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