From: Guenter Roeck <[email protected]> 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 <[email protected]> Reviewed-by: Wolfram Sang <[email protected]> Reviewed-by: Stefano Stabellini <[email protected]> Signed-off-by: Guenter Roeck <[email protected]> Signed-off-by: Thierry Reding <[email protected]> --- arch/arm/xen/enlighten.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c index 1e57692552d9..eb0a0edb9909 100644 --- a/arch/arm/xen/enlighten.c +++ b/arch/arm/xen/enlighten.c @@ -30,6 +30,7 @@ #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> @@ -181,11 +182,18 @@ void xen_reboot(int reason) BUG_ON(rc); } -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) { xen_reboot(SHUTDOWN_reboot); + + return NOTIFY_DONE; } +static struct notifier_block xen_restart_nb = { + .notifier_call = xen_restart, + .priority = 192, +}; static void xen_power_off(void) { @@ -406,7 +414,7 @@ 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); -- 2.23.0
