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Re: [Xen-devel] [PATCH][RFC] Serialize scrubbing pages

  • To: Kouya Shimura <kouya@xxxxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
  • Date: Mon, 11 Aug 2008 11:18:03 +0100
  • Cc:
  • Delivery-date: Mon, 11 Aug 2008 03:18:28 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: Acj7mrnA+CQCCGeNEd2BigAX8io7RQAANAFG
  • Thread-topic: [Xen-devel] [PATCH][RFC] Serialize scrubbing pages
On 11/8/08 11:12, "Keir Fraser" <keir.fraser@xxxxxxxxxxxxx> wrote:

> I've considered the possibility of moving this kind of thing into a service
> domain. Then it would be visible to the scheduler and be less of a hack.
> 
> Anyhow, I hadn't considered the contention for the heap_lock. I think your
> patch is good and I will apply it for 3.3.

I've simplified the patch and then checked it in. There was no need for a
new spinlock as it strictly dominated the old one.

 -- Keir



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