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Re: [Xen-devel] Ehancement to domU suspend/resume

  • To: "Tian, Kevin" <kevin.tian@xxxxxxxxx>, Keir Fraser <keir@xxxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <keir@xxxxxxxxxxxxx>
  • Date: Thu, 18 Jan 2007 13:58:15 +0000
  • Delivery-date: Thu, 18 Jan 2007 05:58:42 -0800
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: Acc6Fzl3cjV2EoL6SmOleX5Dkf0hogAkoc1wAAlI49sAABf0kAABiW5gAACbdYAADDbSjw==
  • Thread-topic: [Xen-devel] Ehancement to domU suspend/resume


On 18/1/07 08:16, "Tian, Kevin" <kevin.tian@xxxxxxxxx> wrote:

> BTW, I have a small question for the front-end driver. If there's pending
> requests within shared ring buffer at suspend, what will happen when
> FE detects connection broken after resuming back? Will those requests
> be abandoned, or continue to service after re-connected? I'm afraid that
> previous grant entries may lose after gnttab_resume...

They get requeued. The grant entries are filled in again.

 -- Keir


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