To enable smp_processor_id() and might_sleep() debug checks earlier, it's required to add system states between SYSTEM_BOOTING and SYSTEM_RUNNING.
Adjust the system_state check in stop_this_cpu() to handle the extra states. Signed-off-by: Thomas Gleixner <[email protected]> Cc: James Hogan <[email protected]> Cc: [email protected] --- arch/metag/kernel/smp.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/arch/metag/kernel/smp.c +++ b/arch/metag/kernel/smp.c @@ -567,8 +567,7 @@ static void stop_this_cpu(void *data) { unsigned int cpu = smp_processor_id(); - if (system_state == SYSTEM_BOOTING || - system_state == SYSTEM_RUNNING) { + if (system_state <= SYSTEM_RUNNING) { spin_lock(&stop_lock); pr_crit("CPU%u: stopping\n", cpu); dump_stack();
