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Re: [Xen-devel] [PATCH] Fix hvm time issue.


  • To: "Yang, Xiaowei" <xiaowei.yang@xxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <keir@xxxxxxxxxxxxx>
  • Date: Wed, 06 Dec 2006 08:45:43 +0000
  • Delivery-date: Wed, 06 Dec 2006 00:45:55 -0800
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AccY9ZdVfqpS/yfBQWi+K0GDJLORiQAHVK2E
  • Thread-topic: [Xen-devel] [PATCH] Fix hvm time issue.

Do RTC and HPET need to be included as periodic timers? They are never used
by Linux for ticks (it always uses PIT for jiffy updates) and I think
Windows is more robust against (or at least doesn't noticeably complain
about) time jumps.

 -- Keir

On 6/12/06 5:15 am, "Yang, Xiaowei" <xiaowei.yang@xxxxxxxxx> wrote:

> This patch enables more than one platform timer (PIT/RTC/HPET)
> programmed as periodic timer and adds them to abstract layer, which
> keeps track of pending_intr_nr to avoid time interrupt lost and sync'ed
> timer with TSC.
> 
> It also makes some cleanup to the time related code.
> 
> Signed-off-by: Xiaowei Yang <xiaowei.yang@xxxxxxxxx>
> Signed-off-by: Yunhong Jiang yunhong.jiang@xxxxxxxxx
> 
> Thanks, 
> Xiaowei 
> 
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel


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