perf_event.c File Reference

#include <linux/perf_event.h>
#include <linux/kprobes.h>
#include <linux/ftrace.h>
#include <linux/kernel.h>
#include <linux/kdebug.h>
#include <linux/mutex.h>
#include <asm/stacktrace.h>
#include <asm/cpudata.h>
#include <asm/uaccess.h>
#include <linux/atomic.h>
#include <asm/nmi.h>
#include <asm/pcr.h>
#include <asm/cacheflush.h>
#include "kernel.h"
#include "kstack.h"

Go to the source code of this file.

Data Structures
struct	cpu_hw_events
struct	perf_event_map
struct	sparc_pmu

Macros
#define	MAX_HWEVENTS   4
#define	MAX_PCRS   4
#define	MAX_PERIOD   ((1UL << 32) - 1)
#define	PIC_UPPER_INDEX   0
#define	PIC_LOWER_INDEX   1
#define	PIC_NO_INDEX   -1
#define	PIC_NONE   0x00
#define	PIC_UPPER   0x01
#define	PIC_LOWER   0x02
#define	C(x)   PERF_COUNT_HW_CACHE_##x
#define	CACHE_OP_UNSUPPORTED   0xfffe
#define	CACHE_OP_NONSENSE   0xffff
#define	SPARC_PMU_ALL_EXCLUDES_SAME   0x00000001
#define	SPARC_PMU_HAS_CONFLICTS   0x00000002

Typedefs
typedef struct perf_event_map	cache_map_t [PERF_COUNT_HW_CACHE_MAX][PERF_COUNT_HW_CACHE_OP_MAX][PERF_COUNT_HW_CACHE_RESULT_MAX]

Functions
	DEFINE_PER_CPU (struct cpu_hw_events, cpu_hw_events)
void	perf_event_grab_pmc (void)
void	perf_event_release_pmc (void)
void	perf_event_print_debug (void)
int __init	init_hw_perf_events (void)
	early_initcall (init_hw_perf_events)
void	perf_callchain_kernel (struct perf_callchain_entry *entry, struct pt_regs *regs)
void	perf_callchain_user (struct perf_callchain_entry *entry, struct pt_regs *regs)

Macro Definition Documentation

#define C

(

x

)

PERF_COUNT_HW_CACHE_##x

Definition at line 145 of file perf_event.c.

#define CACHE_OP_NONSENSE   0xffff

Definition at line 148 of file perf_event.c.

#define CACHE_OP_UNSUPPORTED   0xfffe

Definition at line 147 of file perf_event.c.

#define MAX_HWEVENTS   4

Definition at line 68 of file perf_event.c.

#define MAX_PCRS   4

Definition at line 69 of file perf_event.c.

#define MAX_PERIOD   ((1UL << 32) - 1)

Definition at line 70 of file perf_event.c.

#define PIC_LOWER   0x02

Definition at line 126 of file perf_event.c.

#define PIC_LOWER_INDEX   1

Definition at line 73 of file perf_event.c.

#define PIC_NO_INDEX   -1

Definition at line 74 of file perf_event.c.

#define PIC_NONE   0x00

Definition at line 124 of file perf_event.c.

#define PIC_UPPER   0x01

Definition at line 125 of file perf_event.c.

#define PIC_UPPER_INDEX   0

Definition at line 72 of file perf_event.c.

#define SPARC_PMU_ALL_EXCLUDES_SAME   0x00000001

Definition at line 171 of file perf_event.c.

#define SPARC_PMU_HAS_CONFLICTS   0x00000002

Definition at line 172 of file perf_event.c.

Typedef Documentation

typedef struct perf_event_map cache_map_t[PERF_COUNT_HW_CACHE_MAX][PERF_COUNT_HW_CACHE_OP_MAX][PERF_COUNT_HW_CACHE_RESULT_MAX]

Definition at line 150 of file perf_event.c.

Function Documentation

DEFINE_PER_CPU	(	struct cpu_hw_events	,
		cpu_hw_events
	)

early_initcall

(

init_hw_perf_events

)

int __init init_hw_perf_events

(

void

)

Definition at line 1672 of file perf_event.c.

void perf_callchain_kernel	(	struct perf_callchain_entry *	entry,
		struct pt_regs *	regs
	)

Definition at line 1690 of file perf_event.c.

void perf_callchain_user	(	struct perf_callchain_entry *	entry,
		struct pt_regs *	regs
	)

Definition at line 1789 of file perf_event.c.

void perf_event_grab_pmc

(

void

)

Definition at line 1156 of file perf_event.c.

void perf_event_print_debug

(

void

)

Definition at line 1559 of file perf_event.c.

void perf_event_release_pmc

(

void

)

Definition at line 1172 of file perf_event.c.