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From: Paul Durrant <Paul.Durrant@citrix.com>
To: Andrew Cooper <Andrew.Cooper3@citrix.com>,
	"xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>
Cc: "Keir (Xen.org)" <keir@xen.org>, Jan Beulich <jbeulich@suse.com>
Subject: Re: [PATCH v4 1/2] x86/hvm/viridian: keep APIC assist page mapped...
Date: Thu, 17 Mar 2016 11:13:57 +0000	[thread overview]
Message-ID: <2c4536578b974b60ac1d7aff8f19a5d3@AMSPEX02CL03.citrite.net> (raw)
In-Reply-To: <56EA8BFC.3050209@citrix.com>

> -----Original Message-----
> From: Andrew Cooper [mailto:andrew.cooper3@citrix.com]
> Sent: 17 March 2016 10:51
> To: Paul Durrant; xen-devel@lists.xenproject.org
> Cc: Keir (Xen.org); Jan Beulich
> Subject: Re: [PATCH v4 1/2] x86/hvm/viridian: keep APIC assist page
> mapped...
> 
> On 17/03/16 08:37, Paul Durrant wrote:
> > ... for the lifetime of the domain.
> >
> > If Xen is to make use of the APIC assist enlightenment then a persistent
> > mapping needs to be kept, rather than the temporary one which is
> currently
> > used only to initialize the page content.
> >
> > This patch also adds a comment block at the top of the source with
> > information on the latest version of the spec. from Microsoft and the
> > current URL where it may be found.
> >
> > Signed-off-by: Paul Durrant <paul.durrant@citrix.com>
> > Cc: Keir Fraser <keir@xen.org>
> > Cc: Jan Beulich <jbeulich@suse.com>
> > Cc: Andrew Cooper <andrew.cooper3@citrix.com>
> 
> By the looks of it, this patch textually depends on your Viridian TLB fixes?
> 

Yes, this series is based on my branch including the fix, so it should be applied afterwards.

> Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>

Thanks,

  Paul

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  reply	other threads:[~2016-03-17 11:14 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-17  8:37 [PATCH v4 0/2] x86/hvm/viridian: APIC assist Paul Durrant
2016-03-17  8:37 ` [PATCH v4 1/2] x86/hvm/viridian: keep APIC assist page mapped Paul Durrant
2016-03-17 10:50   ` Andrew Cooper
2016-03-17 11:13     ` Paul Durrant [this message]
2016-03-17 11:58   ` Jan Beulich
2016-03-17 12:00     ` Paul Durrant
2016-03-17  8:37 ` [PATCH v4 2/2] x86/hvm/viridian: Enable APIC assist enlightenment Paul Durrant

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