Re: [Xen-devel] [PATCH] xen: use hvc console for dom0

[Julien Grall <julien.grall@xxxxxxx>]

Hi,

On 26/02/18 12:32, Juergen Gross wrote:
> On 26/02/18 13:06, Andrii Anisov wrote:
> > Hello Juergen,
> >
> >
> > On 26.02.18 13:08, Juergen Gross wrote:
> > > Today the hvc console is added as a preferred console for pv domUs
> > > only. As this requires a boot parameter for getting dom0 messages per
> > > default add it for dom0, too.
> > >
> > > Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
> > > ---
> > >    arch/x86/xen/enlighten_pv.c | 4 +++-
> > >    1 file changed, 3 insertions(+), 1 deletion(-)
> > >
> > > diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
> > Is this something x86 specific? Could it be a generic approach?
> In case ARM wants something similar I guess the test for
> xen_initial_domain() should be dropped in xen_early_init().
I am pretty sure we discussed to remove !xen_initial_domain() for Arm in 
the past. But I don't remember why the patch was not sent to remove it.
Anyway, I guess this should be fine to have hvc as a preferred console 
for the initial domain as well.
Cheers,

--
Julien Grall

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