perf/x86/intel/uncore: Make UNCORE_PMU_HRTIMER_INTERVAL 64-bit
authorAndrew Morton <akpm@linux-foundation.org>
Sat, 21 Jul 2012 00:53:46 +0000 (10:53 +1000)
committerIngo Molnar <mingo@kernel.org>
Tue, 31 Jul 2012 15:02:03 +0000 (17:02 +0200)
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

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Zheng Yan <zheng.z.yan@intel.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/n/tip-h84qlqj02zrojmxxybzmy9hi@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/kernel/cpu/perf_event_intel_uncore.h

index f385189..c9e5dc5 100644 (file)
@@ -5,7 +5,7 @@
 #include "perf_event.h"
 
 #define UNCORE_PMU_NAME_LEN            32
-#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