linux-kernel - Re: [Xen-devel] [PATCH 5/5] xen: x86 pvh: use XENMEM_add_to_physmap

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Message-ID: <20121025183822.1ec77078@mantra.us.oracle.com>
Date:	Thu, 25 Oct 2012 18:38:22 -0700
From:	Mukesh Rathor <mukesh.rathor@...cle.com>
To:	Ian Campbell <ian.campbell@...rix.com>
Cc:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Stefano Stabellini <stefano.stabellini@...rix.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	xen-devel <xen-devel@...ts.xen.org>
Subject: Re: [Xen-devel] [PATCH 5/5] xen: x86 pvh: use
 XENMEM_add_to_physmap_range for foreign gmfn mappings

On Wed, 24 Oct 2012 14:19:37 +0100
Ian Campbell <ian.campbell@...rix.com> wrote:

> Squeezing the necessary fields into the existing XENMEM_add_to_physmap
> interface was proving to be a bit tricky so we have decided to go with
> a new interface upstream (the XENMAPSPACE_gmfn_foreign interface using
> XENMEM_add_to_physmap was never committed anywhere). This interface
> also allows for batching which was impossible to support at the same
> time as foreign mfns in the old interface.
> 
> This reverts the relevant parts of "PVH: basic and header changes,
> elfnote changes, ..." and followups and trivially converts
> pvh_add_to_xen_p2m over.
> 
> Signed-off-by: Ian Campbell <ian.campbell@...rix.com>
> Acked-by: Stefano Stabellini <stefano.stabellini@...citrix.com>

Ok, I made the change on the xen side for x86 and tested it out. Works
fine. Second ack.

thanks, 
Mukesh

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