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From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Dario Faggioli <dario.faggioli@citrix.com>
Cc: Ian Campbell <Ian.Campbell@citrix.com>,
	Juergen Gross <juergen.gross@ts.fujitsu.com>,
	Ian Jackson <Ian.Jackson@eu.citrix.com>,
	xen-devel <xen-devel@lists.xen.org>,
	Jan Beulich <JBeulich@suse.com>,
	Daniel De Graaf <dgdegra@tycho.nsa.gov>
Subject: Re: [PATCH 2/4] libxc: report how much memory a domain has on each NUMA node
Date: Mon, 10 Mar 2014 17:09:49 +0000	[thread overview]
Message-ID: <531DF1DD.1090803@citrix.com> (raw)
In-Reply-To: <1394471250.17832.11.camel@Solace>


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On 10/03/14 17:07, Dario Faggioli wrote:
> On lun, 2014-03-10 at 16:39 +0000, Ian Jackson wrote:
>> Dario Faggioli writes ("[PATCH 2/4] libxc: report how much memory a
domain has on each NUMA node"):
>>
>> What are callers supposed to do about discrepancies between the two
>> sets of information ?
>>
> I'm sorry, what discrepancies?

Without holding a big spinlock in Xen, the results from each hypercall
might not sum to the size of the machine.  There is no acceptable
solution for this AFAICT.

~Andrew


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  reply	other threads:[~2014-03-10 17:09 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-05 14:36 [PATCH 0/4] report how much memory a domain has on each NUMA node Dario Faggioli
2014-03-05 14:36 ` [PATCH 1/4] xen: " Dario Faggioli
2014-03-05 14:50   ` Juergen Gross
2014-03-05 16:31     ` Dario Faggioli
2014-03-05 16:49       ` Jan Beulich
2014-03-05 17:14         ` Dario Faggioli
2014-03-05 15:04   ` Jan Beulich
2014-03-05 16:13     ` Dario Faggioli
2014-03-05 16:44       ` Jan Beulich
2014-03-05 14:36 ` [PATCH 2/4] libxc: " Dario Faggioli
2014-03-05 15:05   ` Andrew Cooper
2014-03-05 15:40     ` Dario Faggioli
2014-03-10 16:39   ` Ian Jackson
2014-03-10 17:07     ` Dario Faggioli
2014-03-10 17:09       ` Andrew Cooper [this message]
2014-03-10 17:20       ` Ian Jackson
2014-03-10 17:35         ` Dario Faggioli
2014-03-11 11:15           ` Ian Jackson
2014-03-11 17:37             ` Dario Faggioli
2014-03-11 18:16               ` Ian Jackson
2014-03-11 19:04                 ` Dario Faggioli
2014-03-13 11:54                   ` George Dunlap
2014-03-05 14:36 ` [PATCH 3/4] libxl: " Dario Faggioli
2014-03-10 16:40   ` Ian Jackson
2014-03-10 17:28     ` Dario Faggioli
2014-03-13 17:26       ` Ian Jackson
2014-03-05 14:36 ` [PATCH 4/4] xl: " Dario Faggioli
2014-03-10 16:42   ` Ian Jackson
2014-03-10 17:09     ` Dario Faggioli
2014-03-05 14:40 ` [PATCH 0/4] " Juergen Gross
2014-03-05 14:44   ` Dario Faggioli
2014-03-10 16:37 ` Ian Jackson
2014-03-10 17:12   ` Dario Faggioli

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