commit 372259586ba509b18fdbf003dcca38fcecf3c94e
author Linux Build Service Account <lnxbuild@quicinc.com> Wed Sep 13 19:07:37 2017 -0700
committer Gerrit - the friendly Code Review server <code-review@localhost> Wed Sep 13 19:07:36 2017 -0700
tree da786f64bd885ba1adbce00a8931ebbcb2499ffd
parent b40e804006a176c88fc15e5ad1ebf893b625d119
parent 4aa10d1ec94db80f260ba395727236c56696182e

Merge "smp: Wake up all idle CPUs when suspending to idle"

kernel/smp.c

diff --git a/kernel/smp.c b/kernel/smp.c
index ee80cc8..313d9a8 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -15,6 +15,7 @@
 #include <linux/cpu.h>
 #include <linux/sched.h>
 #include <linux/hypervisor.h>
+#include <linux/suspend.h>
 
 #include "smpboot.h"
 
@@ -751,7 +752,8 @@
 	for_each_online_cpu(cpu) {
 		if (cpu == smp_processor_id())
 			continue;
-		if (!cpu_isolated(cpu))
+		if (suspend_freeze_state == FREEZE_STATE_ENTER ||
+		    !cpu_isolated(cpu))
 			wake_up_if_idle(cpu);
 	}
 	preempt_enable();