arch/x86/kernel/cpu/perf_event_intel_uncore.h: make UNCORE_PMU_HRTIMER_INTERVAL 64-bit

i386 allmodconfig:

arch/x86/kernel/cpu/perf_event_intel_uncore.c: In function 'uncore_pmu_hrtimer':
arch/x86/kernel/cpu/perf_event_intel_uncore.c:728: warning: integer overflow in expression
arch/x86/kernel/cpu/perf_event_intel_uncore.c: In function 'uncore_pmu_start_hrtimer':
arch/x86/kernel/cpu/perf_event_intel_uncore.c:735: warning: integer overflow in expression

Cc: Zheng Yan <zheng.z.yan@intel.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.h b/arch/x86/kernel/cpu/perf_event_intel_uncore.h
index b13e9ea81def5684aadfa70a34e1e21f98a2af56..d85c25de752e0cbf693a19d155124e06d1d1b856 100644 (file)
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.h
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.h
@@ -7,7 +7,7 @@
 #define UNCORE_PMU_NAME_LEN            32
 #define UNCORE_BOX_HASH_SIZE           8
 
-#define UNCORE_PMU_HRTIMER_INTERVAL    (60 * NSEC_PER_SEC)
+#define UNCORE_PMU_HRTIMER_INTERVAL    (60LL * NSEC_PER_SEC)
 
 #define UNCORE_FIXED_EVENT             0xff
 #define UNCORE_PMC_IDX_MAX_GENERIC     8