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xen-devel
Re: [Xen-devel] Re: [PATCH] EPT: Flush running cpus, add mask to flush w
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To: |
Jan Beulich <JBeulich@xxxxxxxxxx>, George Dunlap <George.Dunlap@xxxxxxxxxxxxx> |
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Subject: |
Re: [Xen-devel] Re: [PATCH] EPT: Flush running cpus, add mask to flush when scheduled in |
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From: |
Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
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Date: |
Tue, 22 Sep 2009 09:20:54 +0100 |
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Cc: |
Xiaohui Xin <Xiaohui.xin@xxxxxxxxx>, Xin Li <xin.b.li@xxxxxxxxx>, Tim Deegan <Tim.Deegan@xxxxxxxxxxxxx>, Paul Durrant <Paul.Durrant@xxxxxxxxxx>, Jun Nakajima <jun.nakajima@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
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Tue, 22 Sep 2009 01:21:30 -0700 |
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[Xen-devel] Re: [PATCH] EPT: Flush running cpus, add mask to flush when scheduled in |
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On 22/09/2009 09:07, "Keir Fraser" <keir.fraser@xxxxxxxxxxxxx> wrote:
> On 22/09/2009 08:07, "Jan Beulich" <JBeulich@xxxxxxxxxx> wrote:
>
>> Passing a pointer to the global cpu mask looks racy here: What if a CPU
>> disappears from domain_dirty_cpumask under your feet?
>
> I'm fixing this race before I apply the patch.
George, Jan,
Please see what you think of xen-unstable:20244.
-- Keir
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