linux-kernel - Re: [PATCH -stable] amd_iommu: attach device fails on the last pci device

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Message-ID: <20121012183828.GA16453@elie.Belkin>
Date:	Fri, 12 Oct 2012 11:38:28 -0700
From:	Jonathan Nieder <jrnieder@...il.com>
To:	Shuah Khan <shuah.khan@...com>
Cc:	joerg.roedel@....com, tglx@...utronix.de, mingo@...hat.com,
	hpa@...or.com, Greg KH <gregkh@...uxfoundation.org>,
	iommu@...ts.linux-foundation.org, stable@...r.kernel.org,
	x86@...nel.org, LKML <linux-kernel@...r.kernel.org>,
	shuahkhan@...il.com
Subject: Re: [PATCH -stable] amd_iommu: attach device fails on the last pci
 device

Shuah Khan wrote:

> This bug is in linux-2.6.32 and an equivalent fix in linux-2.6.33 and has been
> carried forward to later kernels and is in the upstream kernel. This equivalent
> fix includes restructuring and consolidating device checks into a routine
> check_device(). Instead of back-porting all of that work, spot-fixed the bug in
> amd_iommu_attach_device() for linux-2.6.32.

To save Willy time: am I correct in guessing the upstream commit you
are referring to is 98fc5a693bbdda498a556654c70d1e31a186c988
(x86/amd-iommu: Use get_device_id and check_device where appropriate,
2009-11-24)?

Thanks,
Jonathan
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