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-rw-r--r--include/linux/perf_event.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 06478056da0..6bfb2faa0b1 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -803,15 +803,16 @@ static inline void perf_event_task_tick(void) { }
do { \
static struct notifier_block fn##_nb __cpuinitdata = \
{ .notifier_call = fn, .priority = CPU_PRI_PERF }; \
+ unsigned long cpu = smp_processor_id(); \
unsigned long flags; \
fn(&fn##_nb, (unsigned long)CPU_UP_PREPARE, \
- (void *)(unsigned long)smp_processor_id()); \
+ (void *)(unsigned long)cpu); \
local_irq_save(flags); \
fn(&fn##_nb, (unsigned long)CPU_STARTING, \
- (void *)(unsigned long)smp_processor_id()); \
+ (void *)(unsigned long)cpu); \
local_irq_restore(flags); \
fn(&fn##_nb, (unsigned long)CPU_ONLINE, \
- (void *)(unsigned long)smp_processor_id()); \
+ (void *)(unsigned long)cpu); \
register_cpu_notifier(&fn##_nb); \
} while (0)