From: Keir Fraser <keir.fraser@eu.citrix.com>
To: "Jiang, Yunhong" <yunhong.jiang@intel.com>,
Brendan Cully <brendan@cs.ubc.ca>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: Some question to changeset 17962
Date: Tue, 10 Mar 2009 08:25:10 +0000 [thread overview]
Message-ID: <C5DBD466.495F%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <E2263E4A5B2284449EEBD0AAB751098401C7D2ABB1@PDSMSX501.ccr.corp.intel.com>
On 10/03/2009 01:47, "Jiang, Yunhong" <yunhong.jiang@intel.com> wrote:
>> Agreed :)
>
> Brendan/Keir, thanks for your clarification. I asked this because according
> discussion with Tim, we will utilize this feature for page offline also, that
> means multiple process will utilize this feature.
> I will create something in tools to achieve this.
Well hang on. Only one process can likely safely suspend and work on a guest
at a time. Unless you do some serialisation in the toolstack (probably xend)
then you're going to be racey aren't you? I don't think you need to
serialise in the hypervisor.
-- Keir
next prev parent reply other threads:[~2009-03-10 8:25 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-09 7:53 Some question to changeset 17962 Jiang, Yunhong
2009-03-09 8:32 ` Keir Fraser
2009-03-09 9:25 ` Jiang, Yunhong
2009-03-09 9:44 ` Keir Fraser
2009-03-09 16:33 ` Brendan Cully
2009-03-10 1:47 ` Jiang, Yunhong
2009-03-10 8:25 ` Keir Fraser [this message]
2009-03-10 8:29 ` Jiang, Yunhong
2009-03-10 8:52 ` Keir Fraser
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