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From: David Vrabel <david.vrabel@citrix.com>
To: Boris Ostrovsky <boris.ostrovsky@oracle.com>,
	<david.vrabel@citrix.com>, <konrad.wilk@oracle.com>
Cc: <elena.ufimtseva@oracle.com>, <wei.liu2@citrix.com>,
	<ian.campbell@citrix.com>, <stefano.stabellini@eu.citrix.com>,
	<andrew.cooper3@citrix.com>, <tim@xen.org>,
	<linux-kernel@vger.kernel.org>, <jbeulich@suse.com>,
	<xen-devel@lists.xenproject.org>, <ian.jackson@eu.citrix.com>,
	<roger.pau@citrix.com>
Subject: Re: [Xen-devel] [PATCH 0/6] 32-bit PVH domU support
Date: Wed, 8 Jul 2015 13:50:22 +0100	[thread overview]
Message-ID: <559D1C8E.3040704@citrix.com> (raw)
In-Reply-To: <1436240065-10813-1-git-send-email-boris.ostrovsky@oracle.com>

On 07/07/15 04:34, Boris Ostrovsky wrote:
> 
> A set of PVH-related patches.
> 
> The first patch is x86-64 ABI fix for PVH guests. The second is a small update
> that removes redundant memset (both on PV and PVH code paths)
> 
> The rest is to enable non-privileged 32-bit PVH guests. This requires hypervisor
> patches from
> http://lists.xenproject.org/archives/html/xen-devel/2015-06/msg04817.html

The more I look at the PVH entry point into Linux, and the less I like
it -- it's much too PV-like instead of HVM-like.

However, this 32-bit support doesn't make it much worse and until
there's a decision on the longterm future of PVH I'm inclined to accept
it (provided the hypervisor side is accepted) to make it easier to
continue working on PVH support.

David

  parent reply	other threads:[~2015-07-08 12:50 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-07  3:34 [PATCH 0/6] 32-bit PVH domU support Boris Ostrovsky
2015-07-07  3:34 ` [PATCH 1/6] xen/x86/pvh: Save %rbx in xen_pvh_early_cpu_init() Boris Ostrovsky
2015-07-07  3:34 ` Boris Ostrovsky
2015-07-07 20:16   ` Konrad Rzeszutek Wilk
2015-07-07 20:26     ` Konrad Rzeszutek Wilk
2015-07-07 20:26       ` Konrad Rzeszutek Wilk
2015-07-07 20:51       ` Boris Ostrovsky
2015-07-07 20:51       ` Boris Ostrovsky
2015-07-07 20:49     ` Boris Ostrovsky
2015-07-07 20:49     ` Boris Ostrovsky
2015-07-07 20:16   ` Konrad Rzeszutek Wilk
2015-07-07  3:34 ` [PATCH 2/6] xen/x86: Remove unnecessary memset() call Boris Ostrovsky
2015-07-07 19:27   ` Konrad Rzeszutek Wilk
2015-07-07 19:27   ` Konrad Rzeszutek Wilk
2015-07-07  3:34 ` Boris Ostrovsky
2015-07-07  3:34 ` [PATCH 3/6] xen/x86/pvh: Properly set page tables for 32-bit PVH guests Boris Ostrovsky
2015-07-07  3:34 ` Boris Ostrovsky
2015-07-07 19:31   ` Konrad Rzeszutek Wilk
2015-07-07 19:31   ` Konrad Rzeszutek Wilk
2015-07-07  3:34 ` [PATCH 4/6] xen/x86/pvh: Set up descriptors " Boris Ostrovsky
2015-07-07  3:34 ` Boris Ostrovsky
2015-07-07 19:54   ` Konrad Rzeszutek Wilk
2015-07-07 19:54   ` Konrad Rzeszutek Wilk
2015-07-07 20:42     ` Boris Ostrovsky
2015-07-07 20:42       ` Boris Ostrovsky
2015-07-07  3:34 ` [PATCH 5/6] xen/x86/pvh: Add 32-bit PVH initialization code Boris Ostrovsky
2015-07-07 19:59   ` Konrad Rzeszutek Wilk
2015-07-07 19:59   ` Konrad Rzeszutek Wilk
2015-07-07 20:33   ` Konrad Rzeszutek Wilk
2015-07-07 20:33   ` Konrad Rzeszutek Wilk
2015-07-07  3:34 ` Boris Ostrovsky
2015-07-07  3:34 ` [PATCH 6/6] xen/x86/pvh: Allow building 32-bit PVH guests Boris Ostrovsky
2015-07-07  3:34 ` Boris Ostrovsky
2015-07-07 20:00   ` Konrad Rzeszutek Wilk
2015-07-07 20:00   ` Konrad Rzeszutek Wilk
2015-07-08 12:50 ` David Vrabel [this message]
2015-07-08 12:50 ` [PATCH 0/6] 32-bit PVH domU support David Vrabel

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