RE: [Xen-devel] [PATCH] Clear VMCS if reusing after vcpu reset

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

>From: Keir Fraser [mailto:Keir.Fraser@xxxxxxxxxxxx]
>Sent: 2007年4月30日 15:25
>
>Well, we actually write lots of zeroes in construct_vmcs(), so it's not like
>we really take advantage of the memset(). And in fact strictly speaking I
>don't think we can -- the only architectural interface to the VMCS is via
>the stupid VMREAD/VMWRITE instructions. We can make no
>assumptions about
>VMCS layout nor, presumably, field encodings (you might choose to
>write 1s
>for 0s and 0s for 1s in the actual in-memory format, for all I know!).
>
> -- Keir

Agree.

Thanks,
Kevin

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