diff options
| author | Phong Tran <tranmanphong@gmail.com> | 2019-06-27 16:37:24 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@armlinux.org.uk> | 2019-08-23 11:38:46 +0100 |
| commit | 6f8f3570f27993226862681e3b0d88aaa8d7e5bf (patch) | |
| tree | 6d4955a7306e6308df60039400d16e9345ca7edc /arch/arm/kernel/perf_event_v7.c | |
| parent | fb2eca315d92ab269e76be0595538a9ea0c93bc6 (diff) | |
ARM: 8873/1: perf: cleanup cppcheck shifting warning
There is error from cppcheck tool.
"Shifting signed 32-bit value by 31 bits is undefined behaviour errors"
This error is false positive.
change to use BIT() macro for improvement.
Signed-off-by: Phong Tran <tranmanphong@gmail.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'arch/arm/kernel/perf_event_v7.c')
| -rw-r--r-- | arch/arm/kernel/perf_event_v7.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c index a4fb0f8b8f84..2924d7910b10 100644 --- a/arch/arm/kernel/perf_event_v7.c +++ b/arch/arm/kernel/perf_event_v7.c @@ -697,9 +697,9 @@ static struct attribute_group armv7_pmuv2_events_attr_group = { /* * Event filters for PMUv2 */ -#define ARMV7_EXCLUDE_PL1 (1 << 31) -#define ARMV7_EXCLUDE_USER (1 << 30) -#define ARMV7_INCLUDE_HYP (1 << 27) +#define ARMV7_EXCLUDE_PL1 BIT(31) +#define ARMV7_EXCLUDE_USER BIT(30) +#define ARMV7_INCLUDE_HYP BIT(27) /* * Secure debug enable reg |