Statistics

Detailed Description

Statistics services.

Collaboration diagram for Statistics:

Data Structures
struct	kernel_stats_t
	Type of a kernel statistics structure. More...

Functions
void	__stats_increase_irq (void)
	Increases the IRQ counter.
void	__stats_ctxswc (thread_t *ntp, thread_t *otp)
	Updates context switch related statistics.
void	__stats_start_measure_crit_thd (void)
	Starts the measurement of a thread critical zone.
void	__stats_stop_measure_crit_thd (void)
	Stops the measurement of a thread critical zone.
void	__stats_start_measure_crit_isr (void)
	Starts the measurement of an ISR critical zone.
void	__stats_stop_measure_crit_isr (void)
	Stops the measurement of an ISR critical zone.
void	__stats_init (void)
static void	__stats_object_init (kernel_stats_t *ksp)
	Statistics initialization.

Function Documentation

__stats_increase_irq()

void __stats_increase_irq

(

void

)

Increases the IRQ counter.

Definition at line 60 of file chstats.c.

References currcore, port_lock_from_isr(), and port_unlock_from_isr().

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__stats_ctxswc()

void __stats_ctxswc	(	thread_t *	ntp,
		thread_t *	otp )

Updates context switch related statistics.

Parameters

[in]	ntp	the thread to be switched in
[in]	otp	the thread to be switched out

Definition at line 73 of file chstats.c.

References chTMChainMeasurementToX(), currcore, and ch_thread::stats.

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__stats_start_measure_crit_thd()

void __stats_start_measure_crit_thd

(

void

)

Starts the measurement of a thread critical zone.

Definition at line 82 of file chstats.c.

References chTMStartMeasurementX(), and currcore.

Referenced by chSysLock().

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__stats_stop_measure_crit_thd()

void __stats_stop_measure_crit_thd

(

void

)

Stops the measurement of a thread critical zone.

Definition at line 90 of file chstats.c.

References chTMStopMeasurementX(), and currcore.

Referenced by chSysUnlock().

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__stats_start_measure_crit_isr()

void __stats_start_measure_crit_isr

(

void

)

Starts the measurement of an ISR critical zone.

Definition at line 98 of file chstats.c.

References chTMStartMeasurementX(), and currcore.

Referenced by chSysLockFromISR().

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__stats_stop_measure_crit_isr()

void __stats_stop_measure_crit_isr

(

void

)

Stops the measurement of an ISR critical zone.

Definition at line 106 of file chstats.c.

References chTMStopMeasurementX(), and currcore.

Referenced by chSysUnlockFromISR().

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__stats_init()

void __stats_init

(

void

)

__stats_object_init()

void __stats_object_init ( kernel_stats_t * ksp )

inlinestatic

Statistics initialization.

Note

Internal use only.

Parameters

[out]

ksp

pointer to the kernel__stats_t structure

Function Class:

Not an API, this function is for internal use only.

Definition at line 99 of file chstats.h.

References chTMObjectInit(), chTMStartMeasurementX(), kernel_stats_t::m_crit_isr, kernel_stats_t::m_crit_thd, kernel_stats_t::n_ctxswc, and kernel_stats_t::n_irq.

Referenced by chInstanceObjectInit().

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