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Re: Default reboot method (was: Re: Console output stops on dbgp=xhci)
- To: Marek Marczykowski-Górecki <marmarek@xxxxxxxxxxxxxxxxxxxxxx>
- From: Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Date: Fri, 16 Sep 2022 13:10:55 +0200
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- Cc: Jan Beulich <jbeulich@xxxxxxxx>, Tamas K Lengyel <tamas@xxxxxxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Fri, 16 Sep 2022 11:11:23 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Fri, Sep 16, 2022 at 12:55:06PM +0200, Marek Marczykowski-Górecki wrote:
> On Fri, Sep 16, 2022 at 12:28:46PM +0200, Jan Beulich wrote:
> > On 16.09.2022 11:53, Marek Marczykowski-Górecki wrote:
> > > On Fri, Sep 16, 2022 at 07:57:59AM +0200, Jan Beulich wrote:
> > >> ... this leads to the crash, which effectively tells us that this is
> > >> likely yet another system where one needs to override the reboot
> > >> method (e.g. reboot=acpi).
> > >
> > > At least Linux, but also XenServer uses reboot=acpi by default (even on
> > > EFI systems), can we make it default in upstream Xen? Issues with
> > > reboot=efi are rather common, while reboot=acpi just works.
> >
> > But rebooting by means other than the EFI runtime service has always been
> > against the spirit of EFI.
>
> I'm afraid firmware developers (apparently) haven't heard of it. Can we
> have "works by default" behaviour?
We could make it a Kconfig option and set the default to acpi IMO.
Thanks, Roger.
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