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Re: [Xen-devel] [PATCH] enhance HVM xentrace


  • To: "Li, Xin B" <xin.b.li@xxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
  • Date: Fri, 03 Nov 2006 11:56:42 +0000
  • Delivery-date: Fri, 03 Nov 2006 03:57:09 -0800
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: Acb+/gnMn7xz3dqgTCyu9w4PaIkF2QAQRa3L
  • Thread-topic: [Xen-devel] [PATCH] enhance HVM xentrace

On 3/11/06 04:10, "Li, Xin B" <xin.b.li@xxxxxxxxx> wrote:

> enhance HVM xentrace:
> 1) VMX xentrace data are store in current vcpu instead physical CPU.
> 2) Log PIO data in xentrace.
> 
> Signed-off-by: Xin Li <xin.b.li@xxxxxxxxx>

I was wondering how useful these are at all. It's a bit random and
undocumented. If it's useful perhaps it should be extended into a generic
HVM mechanism and define some processor-agnostic enumerations for exit-code
reasons and so on.

 -- Keir



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