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authorThomas Gleixner <tglx@linutronix.de>2016-03-19 12:28:38 +0100
committerThomas Gleixner <tglx@linutronix.de>2016-03-19 13:40:08 +0100
commit57d335ce88d055eb212e2531dd7a8b4240404a57 (patch)
tree2aded463afbc1753390469d1a471d7d81cfde8df
parentf80be5e3d5aaea26c7351f4f08ab67fc4325a4ff (diff)
downloadlinux-57d335ce88d055eb212e2531dd7a8b4240404a57.tar.bz2
x86/oprofile/nmi: Add missing hotplug FROZEN handling
We really do not want to keep that nmi enabled across suspend/resume. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
-rw-r--r--arch/x86/oprofile/nmi_int.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index 1d2e6392f5fa..0e07e0968c3a 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -437,7 +437,8 @@ static int oprofile_cpu_notifier(struct notifier_block *b, unsigned long action,
void *data)
{
int cpu = (unsigned long)data;
- switch (action) {
+
+ switch (action & ~CPU_TASKS_FROZEN) {
case CPU_DOWN_FAILED:
case CPU_ONLINE:
smp_call_function_single(cpu, nmi_cpu_up, NULL, 0);