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RE: [Xen-devel] Testing status of HVM (Intel VT) on 64bit XENunstable c/

To: "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>
Subject: RE: [Xen-devel] Testing status of HVM (Intel VT) on 64bit XENunstable c/s 11616
From: "Li, Xin B" <xin.b.li@xxxxxxxxx>
Date: Wed, 27 Sep 2006 23:21:06 +0800
Cc: Xen Devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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Thread-topic: [Xen-devel] Testing status of HVM (Intel VT) on 64bit XENunstable c/s 11616
 >Since this happens early in HVM guest boot, I suggest adding tracing
to
>vmx_vmexit_handler() to dump registers on every MSR write. 
>Something like
>this early on in the function:
> if ( reason == EXIT_REASON_MSR_WRITE ) {
>     printk("regs==%p, guest_regs==%p\n", &regs, 
>guest_cpu_user_regs());
>     show_registers(&regs);
> }
>
>This will let us see if the EAX/EDX are garbage on entry to C code
>immediately after VMEXIT.

This patch doesn't help, after applying it, all is OK.
-Xin

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