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Re: [Xen-devel] hypervisor crash look familiar?


  • To: Joe Bonasera <joe.bonasera@xxxxxxx>
  • From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
  • Date: Sat, 22 Sep 2007 07:16:36 +0100
  • Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
  • Delivery-date: Fri, 21 Sep 2007 23:12:43 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: Acf84CEBX6QytGjTEdya8QAWy6hiGQ==
  • Thread-topic: [Xen-devel] hypervisor crash look familiar?

On 21/9/07 21:31, "Joe Bonasera" <joe.bonasera@xxxxxxx> wrote:

> 
> hmm.. except the memcpy() just above it has just copied to the
> same page hasn't it?
> 

Well, if the page was mapped for the memcpy() but then a write within the
same page fails immediately afterwards without an intervening
unmap_domain_page(), then map_domain_page() is at fault, right?

 -- Keir



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