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

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 30/4/07 07:09, "Tian, Kevin" <kevin.tian@xxxxxxxxx> wrote:

> Clear whole page when VMCS is reused due to cpu hotplug.
> construct_vmcs doesn't take care of all fields and some stale
> content may make hardware unhappy.
> 
> Signed-off-by Kevin Tian <kevin.tian@xxxxxxxxx>

Which hotplug would that be? I can't see how vmx_create_vmcs() can be called
more than once for any vcpu. It's called during vcpu creation and that's it
afaics. The current check for v->arch.hvm_vmx.vmcs==NULL is therefore
redundant.

 -- Keir



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