Re: [Xen-devel] [PATCH v1] x86/hvm: Change return error for offline vcpus

[Isaila Alexandru <aisaila@xxxxxxxxxxxxxxx>]

On Thu, 2018-09-20 at 07:55 -0600, Jan Beulich wrote:
> > > > On 20.09.18 at 14:54, <aisaila@xxxxxxxxxxxxxxx> wrote:
> > 
> > --- a/xen/arch/x86/hvm/save.c
> > +++ b/xen/arch/x86/hvm/save.c
> > @@ -165,7 +165,7 @@ int hvm_save_one(struct domain *d, unsigned int
> > typecode, unsigned int instance,
> >      if ( (rv = hvm_sr_handlers[typecode].save(v, &ctxt)) != 0 )
> >          printk(XENLOG_G_ERR "HVM%d save: failed to save type
> > %"PRIu16" (%d)\n",
> >                 d->domain_id, typecode, rv);
> > -    else if ( rv = -ENOENT, ctxt.cur >= sizeof(*desc) )
> > +    else if ( rv = -ENODATA, ctxt.cur >= sizeof(*desc) )
> 
> I think this change of error code should once again only be done
> for HVMSR_PER_VCPU kind records. For the others no data
> appearing is _the_ indication of the instance not existing.
> 
Ok, I will add a conditional for this inside the if()

Thanks,
Alex

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel