[patch V2 05/17] metag: Adjust system_state check

Thomas Gleixner
2017-05-16T18:56:41Z

[-- Attachment #1: metag--Adjust-system_state-check.patch --]
[-- Type: text/plain, Size: 805 bytes --]

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 <tglx@linutronix.de>
Cc: James Hogan <james.hogan@imgtec.com>
Cc: linux-metag@vger.kernel.org
---
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();