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From: Ian Jackson <Ian.Jackson@eu.citrix.com>
To: Jan Beulich <JBeulich@suse.com>
Cc: Juergen Gross <JGross@suse.com>,
	Haozhong Zhang <haozhong.zhang@intel.com>,
	Kevin Tian <kevin.tian@intel.com>, Wei Liu <wei.liu2@citrix.com>,
	Ian Campbell <ian.campbell@citrix.com>,
	Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
	George Dunlap <George.Dunlap@eu.citrix.com>,
	Andrew Cooper <andrew.cooper3@citrix.com>,
	"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
	Jun Nakajima <jun.nakajima@intel.com>,
	Xiao Guangrong <guangrong.xiao@linux.intel.com>,
	Keir Fraser <keir@xen.org>
Subject: Re: [RFC Design Doc] Add vNVDIMM support for Xen
Date: Thu, 17 Mar 2016 11:05:43 +0000	[thread overview]
Message-ID: <22250.36743.737603.11470@mariner.uk.xensource.com> (raw)
In-Reply-To: <56E05A9A02000078000DAEC4@prv-mh.provo.novell.com>

Jan Beulich writes ("Re: [Xen-devel] [RFC Design Doc] Add vNVDIMM support for Xen"):
> So that again leaves unaddressed the question of what you
> imply to do when a guest elects to use such a page as page
> table. I'm afraid any attempt of yours to invent something that
> is not struct page_info will not be suitable for all possible needs.

It is not clear to me whether this is a realistic thing for a guest to
want to do.  Haozhong, maybe you want to consider this aspect.

If you can come up with an argument why it is OK to simply not permit
this, then maybe the recordkeeping requirements can be relaxed ?

Ian.

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  parent reply	other threads:[~2016-03-17 11:05 UTC|newest]

Thread overview: 121+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-01  5:44 [RFC Design Doc] Add vNVDIMM support for Xen Haozhong Zhang
2016-02-01 18:25 ` Andrew Cooper
2016-02-02  3:27   ` Tian, Kevin
2016-02-02  3:44   ` Haozhong Zhang
2016-02-02 11:09     ` Andrew Cooper
2016-02-02  6:33 ` Tian, Kevin
2016-02-02  7:39   ` Zhang, Haozhong
2016-02-02  7:48     ` Tian, Kevin
2016-02-02  7:53       ` Zhang, Haozhong
2016-02-02  8:03         ` Tian, Kevin
2016-02-02  8:49           ` Zhang, Haozhong
2016-02-02 19:01   ` Konrad Rzeszutek Wilk
2016-02-02 17:11 ` Stefano Stabellini
2016-02-03  7:00   ` Haozhong Zhang
2016-02-03  9:13     ` Jan Beulich
2016-02-03 14:09       ` Andrew Cooper
2016-02-03 14:23         ` Haozhong Zhang
2016-02-05 14:40         ` Ross Philipson
2016-02-06  1:43           ` Haozhong Zhang
2016-02-06 16:17             ` Ross Philipson
2016-02-03 12:02     ` Stefano Stabellini
2016-02-03 13:11       ` Haozhong Zhang
2016-02-03 14:20         ` Andrew Cooper
2016-02-04  3:10           ` Haozhong Zhang
2016-02-03 15:16       ` George Dunlap
2016-02-03 15:22         ` Stefano Stabellini
2016-02-03 15:35           ` Konrad Rzeszutek Wilk
2016-02-03 15:35           ` George Dunlap
2016-02-04  2:55           ` Haozhong Zhang
2016-02-04 12:24             ` Stefano Stabellini
2016-02-15  3:16               ` Zhang, Haozhong
2016-02-16 11:14                 ` Stefano Stabellini
2016-02-16 12:55                   ` Jan Beulich
2016-02-17  9:03                     ` Haozhong Zhang
2016-03-04  7:30                     ` Haozhong Zhang
2016-03-16 12:55                       ` Haozhong Zhang
2016-03-16 13:13                         ` Konrad Rzeszutek Wilk
2016-03-16 13:16                         ` Jan Beulich
2016-03-16 13:55                           ` Haozhong Zhang
2016-03-16 14:23                             ` Jan Beulich
2016-03-16 14:55                               ` Haozhong Zhang
2016-03-16 15:23                                 ` Jan Beulich
2016-03-17  8:58                                   ` Haozhong Zhang
2016-03-17 11:04                                     ` Jan Beulich
2016-03-17 12:44                                       ` Haozhong Zhang
2016-03-17 12:59                                         ` Jan Beulich
2016-03-17 13:29                                           ` Haozhong Zhang
2016-03-17 13:52                                             ` Jan Beulich
2016-03-17 14:00                                             ` Ian Jackson
2016-03-17 14:21                                               ` Haozhong Zhang
2016-03-29  8:47                                                 ` Haozhong Zhang
2016-03-29  9:11                                                   ` Jan Beulich
2016-03-29 10:10                                                     ` Haozhong Zhang
2016-03-29 10:49                                                       ` Jan Beulich
2016-04-08  5:02                                                         ` Haozhong Zhang
2016-04-08 15:52                                                           ` Jan Beulich
2016-04-12  8:45                                                             ` Haozhong Zhang
2016-04-21  5:09                                                               ` Haozhong Zhang
2016-04-21  7:04                                                                 ` Jan Beulich
2016-04-22  2:36                                                                   ` Haozhong Zhang
2016-04-22  8:24                                                                     ` Jan Beulich
2016-04-22 10:16                                                                       ` Haozhong Zhang
2016-04-22 10:53                                                                         ` Jan Beulich
2016-04-22 12:26                                                                           ` Haozhong Zhang
2016-04-22 12:36                                                                             ` Jan Beulich
2016-04-22 12:54                                                                               ` Haozhong Zhang
2016-04-22 13:22                                                                                 ` Jan Beulich
2016-03-17 13:32                                         ` Konrad Rzeszutek Wilk
2016-02-03 15:47       ` Konrad Rzeszutek Wilk
2016-02-04  2:36         ` Haozhong Zhang
2016-02-15  9:04         ` Zhang, Haozhong
2016-02-02 19:15 ` Konrad Rzeszutek Wilk
2016-02-03  8:28   ` Haozhong Zhang
2016-02-03  9:18     ` Jan Beulich
2016-02-03 12:22       ` Haozhong Zhang
2016-02-03 12:38         ` Jan Beulich
2016-02-03 12:49           ` Haozhong Zhang
2016-02-03 14:30       ` Andrew Cooper
2016-02-03 14:39         ` Jan Beulich
2016-02-15  8:43   ` Haozhong Zhang
2016-02-15 11:07     ` Jan Beulich
2016-02-17  9:01       ` Haozhong Zhang
2016-02-17  9:08         ` Jan Beulich
2016-02-18  7:42           ` Haozhong Zhang
2016-02-19  2:14             ` Konrad Rzeszutek Wilk
2016-03-01  7:39               ` Haozhong Zhang
2016-03-01 18:33                 ` Ian Jackson
2016-03-01 18:49                   ` Konrad Rzeszutek Wilk
2016-03-02  7:14                     ` Haozhong Zhang
2016-03-02 13:03                       ` Jan Beulich
2016-03-04  2:20                         ` Haozhong Zhang
2016-03-08  9:15                           ` Haozhong Zhang
2016-03-08  9:27                             ` Jan Beulich
2016-03-09 12:22                               ` Haozhong Zhang
2016-03-09 16:17                                 ` Jan Beulich
2016-03-10  3:27                                   ` Haozhong Zhang
2016-03-17 11:05                                   ` Ian Jackson [this message]
2016-03-17 13:37                                     ` Haozhong Zhang
2016-03-17 13:56                                       ` Jan Beulich
2016-03-17 14:22                                         ` Haozhong Zhang
2016-03-17 14:12                                       ` Xu, Quan
2016-03-17 14:22                                         ` Zhang, Haozhong
2016-03-07 20:53                       ` Konrad Rzeszutek Wilk
2016-03-08  5:50                         ` Haozhong Zhang
2016-02-18 17:17 ` Jan Beulich
2016-02-24 13:28   ` Haozhong Zhang
2016-02-24 14:00     ` Ross Philipson
2016-02-24 16:42       ` Haozhong Zhang
2016-02-24 17:50         ` Ross Philipson
2016-02-24 14:24     ` Jan Beulich
2016-02-24 15:48       ` Haozhong Zhang
2016-02-24 16:54         ` Jan Beulich
2016-02-28 14:48           ` Haozhong Zhang
2016-02-29  9:01             ` Jan Beulich
2016-02-29  9:45               ` Haozhong Zhang
2016-02-29 10:12                 ` Jan Beulich
2016-02-29 11:52                   ` Haozhong Zhang
2016-02-29 12:04                     ` Jan Beulich
2016-02-29 12:22                       ` Haozhong Zhang
2016-03-01 13:51                         ` Ian Jackson
2016-03-01 15:04                           ` Jan Beulich

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