From: Wei Wang2 <wei.wang2@amd.com>
To: Keir Fraser <keir@xen.org>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: [PATCH 2/4] amd iommu: Large io page support - parameter
Date: Fri, 3 Dec 2010 17:19:38 +0100 [thread overview]
Message-ID: <201012031719.38516.wei.wang2@amd.com> (raw)
In-Reply-To: <C91E5754.14C78%keir@xen.org>
Keir,
It could be used to disable super iommu page if the new codes have some
issues. But I am OK with removing it if you think this parameter is
unnecessary.
Thanks,
Wei
On Friday 03 December 2010 17:14:12 Keir Fraser wrote:
> Why? If the system supports superpages, use them. Simple.
>
> -- Keir
>
> On 03/12/2010 08:03, "Wei Wang2" <wei.wang2@amd.com> wrote:
> > Add a xen parameter (iommu=superpage) to enable iommu super page.
> > Thanks,
> > We
> > Signed-off-by: Wei Wang <wei.wang2@amd.com>
> > --
> > Legal Information:
> > Advanced Micro Devices GmbH
> > Sitz: Dornach, Gemeinde Aschheim,
> > Landkreis München Registergericht München,
> > HRB Nr. 43632
> > Geschäftsführer:
> > Alberto Bozzo, Andrew Bowd
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@lists.xensource.com
> > http://lists.xensource.com/xen-devel
next prev parent reply other threads:[~2010-12-03 16:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-03 16:03 [PATCH 2/4] amd iommu: Large io page support - parameter Wei Wang2
2010-12-03 16:14 ` Keir Fraser
2010-12-03 16:19 ` Wei Wang2 [this message]
2010-12-03 16:29 ` Keir Fraser
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