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| author |   Suzuki K Poulose <suzuki.poulose@arm.com> | 2018-07-10 09:57:58 +0100 |
|---|---|---|
| committer |   Will Deacon <will.deacon@arm.com> | 2018-07-10 18:19:02 +0100 |
| commit | 8d3e994241e6bcc7ead2b918c4f15b7683afa90a (patch) | |
| tree | fb2ec1748c8748c7f38b0e077daa1c3649de31c3 /include/linux/perf | |
| parent | arm: perf: prevent unbind/bind via sysfs (diff) | |
| download | linux-dev-8d3e994241e6bcc7ead2b918c4f15b7683afa90a.tar.xz linux-dev-8d3e994241e6bcc7ead2b918c4f15b7683afa90a.zip | |
arm_pmu: Clean up maximum period handling
Each PMU defines their max_period of the counter as the maximum
value that can be counted. Since all the PMU backends support
32bit counters by default, let us remove the redundant field.
No functional changes.
Cc: Will Deacon <will.deacon@arm.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Julien Thierry <julien.thierry@arm.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'include/linux/perf')
| -rw-r--r-- | include/linux/perf/arm_pmu.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/include/linux/perf/arm_pmu.h b/include/linux/perf/arm_pmu.h index ad5444491975..12c30a22fc8d 100644 --- a/include/linux/perf/arm_pmu.h +++ b/include/linux/perf/arm_pmu.h @@ -94,7 +94,6 @@ struct arm_pmu { void (*reset)(void *); int (*map_event)(struct perf_event *event); int num_events; - u64 max_period; bool secure_access; /* 32-bit ARM only */ #define ARMV8_PMUV3_MAX_COMMON_EVENTS 0x40 DECLARE_BITMAP(pmceid_bitmap, ARMV8_PMUV3_MAX_COMMON_EVENTS); |