Re: [Xen-devel] [PATCH 1/2] libxl: Set guest parameters from config file during a restore

[Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>]

On 04/01/2014 06:37 AM, Ian Campbell wrote:
> On Sat, 2014-03-29 at 23:05 -0400, Boris Ostrovsky wrote:
> > @@ -484,22 +506,11 @@ static int hvm_build_set_params(xc_interface *handle, 
> > uint32_t domid,
> >   
> >       xc_get_hvm_param(handle, domid, HVM_PARAM_STORE_PFN, store_mfn);
> >       xc_get_hvm_param(handle, domid, HVM_PARAM_CONSOLE_PFN, console_mfn);
> > -    xc_set_hvm_param(handle, domid, HVM_PARAM_PAE_ENABLED,
> > -                     libxl_defbool_val(info->u.hvm.pae));
> > -#if defined(__i386__) || defined(__x86_64__)
> > -    xc_set_hvm_param(handle, domid, HVM_PARAM_VIRIDIAN,
> > -                     libxl_defbool_val(info->u.hvm.viridian));
> > -    xc_set_hvm_param(handle, domid, HVM_PARAM_HPET_ENABLED,
> > -                     libxl_defbool_val(info->u.hvm.hpet));
> > -#endif
> > -    xc_set_hvm_param(handle, domid, HVM_PARAM_TIMER_MODE, timer_mode(info));
> > -    xc_set_hvm_param(handle, domid, HVM_PARAM_VPT_ALIGN,
> > -                     libxl_defbool_val(info->u.hvm.vpt_align));
> > -    xc_set_hvm_param(handle, domid, HVM_PARAM_NESTEDHVM,
> > -                     libxl_defbool_val(info->u.hvm.nested_hvm));
> >       xc_set_hvm_param(handle, domid, HVM_PARAM_STORE_EVTCHN, store_evtchn);
> >       xc_set_hvm_param(handle, domid, HVM_PARAM_CONSOLE_EVTCHN, console_evtchn);
> >   
> > +    hvm_set_conf_params(handle, domid, info);
> Can you confirm that this isn't now called twice on domain create, once
> from libxl__build_pre and then again here.
No, I can't.

I thought I checked that libxl__build_pre() is not called on create and 
of course it clearly is. So this was me being rather sloppy.
I'll remove hvm_set_conf_params() call from hvm_build_set_params() and 
leave it only in libxl__build_pre().
-boris

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