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SubjectRe: [Xen-devel] [PATCH] xen: use hvc console for dom0
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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@suse.com>
>>> ---
>>>   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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