[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] [Patch] Fix a decode bug in x86_emulate()

  • To: "Cui, Dexuan" <dexuan.cui@xxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
  • Date: Tue, 27 Mar 2007 10:56:57 +0100
  • Delivery-date: Tue, 27 Mar 2007 02:57:22 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcbhNpSgnLlsyleeR3aZurd/xO5mYAAmjw1QAHpYsZANUy+bAAbmp7kgDVsWwlABkQoy4AAAvajgAABNg60=
  • Thread-topic: [Xen-devel] [Patch] Fix a decode bug in x86_emulate()

On 27/3/07 10:51, "Cui, Dexuan" <dexuan.cui@xxxxxxxxx> wrote:

> Btw, there are lots of deadly checks such as "BUG()" in vmx.c. Can we change
> them -- only crash the current guest domain? I think this may be better.

It depends on what the BUG check is. There are plenty of 'is the hardware
doing something that is (from my point of view) insane?' and I think it is
correct to BUG in such cases. Many would indicate a hypervisor problem or
limitation rather than a guest problem.

 -- Keir

Xen-devel mailing list



Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.