Re: [Xen-devel] [PATCH for 4.6] x86/hvm.c: fix regression in guest destruction

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Wed, Jul 29, 2015 at 05:44:38PM +0100, Andrew Cooper wrote:
> On 29/07/15 17:39, Ravi Sahita wrote:
> > As reported by Wei Lu on July 27 2015
> 
> Reported-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> 
> > Signed-off-by: Ravi Sahita <ravi.sahita@xxxxxxxxx>
> 
> Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> 

Tested-by: Wei Liu <wei.liu2@xxxxxxxxxx>

> > ---
> >  xen/arch/x86/hvm/hvm.c | 4 +++-
> >  1 file changed, 3 insertions(+), 1 deletion(-)
> >
> > diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c
> > index ec1d797..6a56216 100644
> > --- a/xen/arch/x86/hvm/hvm.c
> > +++ b/xen/arch/x86/hvm/hvm.c
> > @@ -2463,7 +2463,9 @@ void hvm_vcpu_destroy(struct vcpu *v)
> >  {
> >      hvm_all_ioreq_servers_remove_vcpu(v->domain, v);
> >  
> > -    altp2m_vcpu_destroy(v);
> > +    if ( hvm_altp2m_supported() )
> > +        altp2m_vcpu_destroy(v);
> > +
> >      nestedhvm_vcpu_destroy(v);
> >  
> >      free_compat_arg_xlat(v);

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