* [patch V2 05/17] metag: Adjust system_state check
[not found] <20170516184231.564888231@linutronix.de>
@ 2017-05-16 18:42 ` Thomas Gleixner
0 siblings, 0 replies; only message in thread
From: Thomas Gleixner @ 2017-05-16 18:42 UTC (permalink / raw)
To: LKML
Cc: Peter Zijlstra, Ingo Molnar, Steven Rostedt, Mark Rutland,
Greg Kroah-Hartman, James Hogan, linux-metag
[-- Attachment #1: metag--Adjust-system_state-check.patch --]
[-- Type: text/plain, Size: 807 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();
^ permalink raw reply [flat|nested] only message in thread