[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v2 2/6] ARM: xen: Register with kernel restart handler
On Fri, 15 Apr 2016, Guenter Roeck wrote: > On Fri, Apr 15, 2016 at 11:22:36AM -0700, Stefano Stabellini wrote: > > On Thu, 14 Apr 2016, Guenter Roeck wrote: > > > Register with kernel restart handler instead of setting arm_pm_restart > > > directly. > > > > > > Select a high priority of 192 to ensure that default restart handlers > > > are replaced if Xen is running. > > > > > > Acked-by: Arnd Bergmann <arnd@xxxxxxxx> > > > Reviewed-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> > > > Reviewed-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx> > > > Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx> > > > > Thanks. I assume this is going to go in via Russell or Catalin's tree > > with the rest of your series? > > > I would suggest Russell, if he is willing to pick it up, since it mostly > affects arm. I am happy with that. In that case I'll remove this patch from my queue not to have duplicates. > > > > > > v2: Rebased to v4.6-rc3, added Reviewed/by/Acked-by tags > > > > > > arch/arm/xen/enlighten.c | 13 +++++++++++-- > > > 1 file changed, 11 insertions(+), 2 deletions(-) > > > > > > diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c > > > index 75cd7345c654..76a1d12fd27e 100644 > > > --- a/arch/arm/xen/enlighten.c > > > +++ b/arch/arm/xen/enlighten.c > > > @@ -27,6 +27,7 @@ > > > #include <linux/cpu.h> > > > #include <linux/console.h> > > > #include <linux/pvclock_gtod.h> > > > +#include <linux/reboot.h> > > > #include <linux/time64.h> > > > #include <linux/timekeeping.h> > > > #include <linux/timekeeper_internal.h> > > > @@ -193,14 +194,22 @@ after_register_vcpu_info: > > > put_cpu(); > > > } > > > > > > -static void xen_restart(enum reboot_mode reboot_mode, const char *cmd) > > > +static int xen_restart(struct notifier_block *nb, unsigned long action, > > > + void *data) > > > { > > > struct sched_shutdown r = { .reason = SHUTDOWN_reboot }; > > > int rc; > > > rc = HYPERVISOR_sched_op(SCHEDOP_shutdown, &r); > > > BUG_ON(rc); > > > + > > > + return NOTIFY_DONE; > > > } > > > > > > +static struct notifier_block xen_restart_nb = { > > > + .notifier_call = xen_restart, > > > + .priority = 192, > > > +}; > > > + > > > static void xen_power_off(void) > > > { > > > struct sched_shutdown r = { .reason = SHUTDOWN_poweroff }; > > > @@ -370,7 +379,7 @@ static int __init xen_pm_init(void) > > > return -ENODEV; > > > > > > pm_power_off = xen_power_off; > > > - arm_pm_restart = xen_restart; > > > + register_restart_handler(&xen_restart_nb); > > > if (!xen_initial_domain()) { > > > struct timespec64 ts; > > > xen_read_wallclock(&ts); > > > -- > > > 2.5.0 > > > > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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