linux-kernel - Re: [PATCH 1/2] iommu/vt-d: Fix dmar_domain leak in iommu_attach

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Date:	Mon, 5 Jan 2015 11:59:37 +0100
From:	Joerg Roedel <jroedel@...e.de>
To:	Jerry Hoemann <jerry.hoemann@...com>
Cc:	Joerg Roedel <joro@...tes.org>, iommu@...ts.linux-foundation.org,
	Alex Williamson <alex.williamson@...hat.com>,
	David Woodhouse <dwmw2@...radead.org>,
	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	Myron Stowe <mstowe@...hat.com>
Subject: Re: [PATCH 1/2] iommu/vt-d: Fix dmar_domain leak in
 iommu_attach_device

Hi Jerry,

On Wed, Dec 17, 2014 at 02:37:47PM -0700, Jerry Hoemann wrote:
> Before applying this change on a 3.18-rc7 kernel layered on a
> RHEL 7.0 root disk, I was able to reproduce the memory
> leak that Alex reported when powering on/off a VM w/ a PCI
> device assigned to it.
> 
> After applying this change, I don't see the memory leak anymore.
> Instrumentation shows the new code is being invoked during power on
> of the VM.
> 
> Looks good.
> 
> Thanks!
> 
> Tested-by: Jerry Hoemann <jerry.hoemann@...com>

Thanks for testing, I applied the patches to my iommu/fixes branch for
3.19.


	Joerg

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