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38 lines
870 B
38 lines
870 B
1 year ago
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config KERNEL_PERF
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bool "Enable Perf Feature"
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default n
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depends on KERNEL_EXTKERNEL
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select KERNEL_SMP_CALL if KERNEL_SMP
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help
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If you wish to build LiteOS with support for perf.
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choice
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prompt "Time-consuming Calc Methods"
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depends on KERNEL_PERF
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config PERF_CALC_TIME_BY_TICK
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bool "By Tick"
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config PERF_CALC_TIME_BY_CYCLE
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bool "By Cpu Cycle"
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endchoice
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config PERF_BUFFER_SIZE
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int "Perf Sampling Buffer Size"
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default 20480
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depends on KERNEL_PERF
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config PERF_HW_PMU
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bool "Enable Hardware Pmu Events for Sampling"
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default n
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depends on KERNEL_PERF
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config PERF_TIMED_PMU
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bool "Enable Hrtimer Period Events for Sampling"
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default n
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depends on KERNEL_PERF && HRTIMER_ENABLE
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config PERF_SW_PMU
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bool "Enable Software Events for Sampling"
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default y
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depends on KERNEL_PERF && KERNEL_HOOK
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