> -----Original Message-----
> From: Jan Beulich [mailto:[email protected]]
> Sent: 08 March 2019 16:50
> To: Paul Durrant <[email protected]>
> Cc: Andrew Cooper <[email protected]>; Roger Pau Monne 
> <[email protected]>; Wei Liu
> <[email protected]>; xen-devel <[email protected]>
> Subject: Re: [PATCH 5/6] x86: remove defunct init/load/save_msr() hvm_funcs
> 
> >>> On 07.01.19 at 13:02, <[email protected]> wrote:
> > @@ -1472,10 +1468,7 @@ static int hvm_load_cpu_msrs(struct domain *d, 
> > hvm_domain_context_t *h)
> >              return -EOPNOTSUPP;
> >      /* Checking finished */
> >
> > -    if ( hvm_funcs.load_msr )
> > -        err = hvm_funcs.load_msr(v, ctxt);
> > -
> > -    for ( i = 0; !err && i < ctxt->count; ++i )
> > +    for ( i = 0; i < ctxt->count; ++i )
> >      {
> >          switch ( ctxt->msr[i].index )
> >          {
> 
> err can become set to non-zero in the loop body further down from here,
> so I don't think you should alter the loop header.

True. Bailing early is a change of semantic, so I'll drop the check.

  Paul

> 
> Jan
> 


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