>>> On 04.01.18 at 14:06, <wei.l...@citrix.com> wrote:
> From: Roger Pau Monne <roger....@citrix.com>
>
> All guest shutdown operations are forwarded to L0, so the only native
> calls to machine_restart happen from crash related paths inside the
> hypervisor, hence switch the reboot code to instead issue a crash
> shutdown.
>
> Signed-off-by: Roger Pau Monné <roger....@citrix.com>
Acked-by: Jan Beulich <jbeul...@suse.com>
preferably with ...
> --- a/xen/arch/x86/shutdown.c
> +++ b/xen/arch/x86/shutdown.c
> @@ -642,6 +642,13 @@ void machine_restart(unsigned int delay_millisecs)
> break;
>
> case BOOT_XEN:
> + if ( pv_shim )
> + /*
> + * When running in PV shim mode guest shutdown calls are
> + * forwarded to L0, hence the only way to get here is if a
> + * shim crash happens.
> + */
> + xen_hypercall_shutdown(SHUTDOWN_crash);
> xen_hypercall_shutdown(SHUTDOWN_reboot);
... this made
xen_hypercall_shutdown(pv_shim ? SHUTDOWN_crash : SHUTDOWN_reboot);
(suitably line wrapped).
Jan
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