From 91207f62616f9f51b52436364e6d064f002e9112 Mon Sep 17 00:00:00 2001 From: Anshuman Khandual Date: Wed, 7 Sep 2022 14:49:23 +0530 Subject: arm64/perf: Assert all platform event flags are within PERF_EVENT_FLAG_ARCH Ensure all platform specific event flags are within PERF_EVENT_FLAG_ARCH. Signed-off-by: Anshuman Khandual Signed-off-by: Peter Zijlstra (Intel) Reviewed-by: James Clark Link: https://lkml.kernel.org/r/20220907091924.439193-4-anshuman.khandual@arm.com --- include/linux/perf/arm_pmu.h | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'include/linux') diff --git a/include/linux/perf/arm_pmu.h b/include/linux/perf/arm_pmu.h index 0407a38b470a..0356cb6a215d 100644 --- a/include/linux/perf/arm_pmu.h +++ b/include/linux/perf/arm_pmu.h @@ -24,10 +24,11 @@ /* * ARM PMU hw_event flags */ -/* Event uses a 64bit counter */ -#define ARMPMU_EVT_64BIT 1 -/* Event uses a 47bit counter */ -#define ARMPMU_EVT_47BIT 2 +#define ARMPMU_EVT_64BIT 0x00001 /* Event uses a 64bit counter */ +#define ARMPMU_EVT_47BIT 0x00002 /* Event uses a 47bit counter */ + +static_assert((PERF_EVENT_FLAG_ARCH & ARMPMU_EVT_64BIT) == ARMPMU_EVT_64BIT); +static_assert((PERF_EVENT_FLAG_ARCH & ARMPMU_EVT_47BIT) == ARMPMU_EVT_47BIT); #define HW_OP_UNSUPPORTED 0xFFFF #define C(_x) PERF_COUNT_HW_CACHE_##_x -- cgit v1.2.3