perf_event.h File Reference

#include <uapi/linux/perf_event.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/spinlock.h>
#include <linux/hrtimer.h>
#include <linux/fs.h>
#include <linux/pid_namespace.h>
#include <linux/workqueue.h>
#include <linux/ftrace.h>
#include <linux/cpu.h>
#include <linux/irq_work.h>
#include <linux/static_key.h>
#include <linux/atomic.h>
#include <linux/sysfs.h>
#include <linux/perf_regs.h>
#include <asm/local.h>

Go to the source code of this file.

Data Structures
struct	perf_guest_info_callbacks
struct	perf_callchain_entry
struct	perf_raw_record
struct	perf_branch_entry
struct	perf_branch_stack
struct	perf_regs_user
struct	hw_perf_event_extra
struct	hw_perf_event
struct	pmu
struct	swevent_hlist
union	perf_event
struct	perf_event_context
struct	perf_cpu_context
struct	perf_output_handle

Macros
#define	PERF_HES_STOPPED   0x01 /* the counter is stopped */
#define	PERF_HES_UPTODATE   0x02 /* event->count up-to-date */
#define	PERF_HES_ARCH   0x04
#define	PERF_EVENT_TXN   0x1
#define	PERF_EF_START   0x01 /* start the counter when adding */
#define	PERF_EF_RELOAD   0x02 /* reload the counter when starting */
#define	PERF_EF_UPDATE   0x04 /* update the counter when stopping */
#define	SWEVENT_HLIST_BITS   8
#define	SWEVENT_HLIST_SIZE   (1 << SWEVENT_HLIST_BITS)
#define	PERF_ATTACH_CONTEXT   0x01
#define	PERF_ATTACH_GROUP   0x02
#define	PERF_ATTACH_TASK   0x04
#define	PERF_NR_CONTEXTS   4
#define	perf_output_put(handle, x)   perf_output_copy((handle), &(x), sizeof(x))
#define	perf_cpu_notifier(fn)
#define	PMU_FORMAT_ATTR(_name, _format)

Typedefs
typedef void(*	perf_overflow_handler_t )(struct perf_event *, struct perf_sample_data *, struct pt_regs *regs)

Enumerations
enum	perf_event_active_state { PERF_EVENT_STATE_ERROR = -2, PERF_EVENT_STATE_OFF = -1, PERF_EVENT_STATE_INACTIVE = 0, PERF_EVENT_STATE_ACTIVE = 1 }
enum	perf_group_flag { PERF_GROUP_SOFTWARE = 0x1 }
enum	perf_event_context_type { task_context, cpu_context }

Macro Definition Documentation

#define PERF_ATTACH_CONTEXT   0x01

Definition at line 293 of file perf_event.h.

#define PERF_ATTACH_GROUP   0x02

Definition at line 294 of file perf_event.h.

#define PERF_ATTACH_TASK   0x04

Definition at line 295 of file perf_event.h.

#define perf_cpu_notifier

(

fn

)

Value:

do {                                    \
    static struct notifier_block fn##_nb __cpuinitdata =        \
        { .notifier_call = fn, .priority = CPU_PRI_PERF };  \
    unsigned long cpu = smp_processor_id();             \
    unsigned long flags;                        \
    fn(&fn##_nb, (unsigned long)CPU_UP_PREPARE,         \
        (void *)(unsigned long)cpu);                \
    local_irq_save(flags);                      \
    fn(&fn##_nb, (unsigned long)CPU_STARTING,           \
        (void *)(unsigned long)cpu);                \
    local_irq_restore(flags);                   \
    fn(&fn##_nb, (unsigned long)CPU_ONLINE,             \
        (void *)(unsigned long)cpu);                \
    register_cpu_notifier(&fn##_nb);                \
} while (0)

Definition at line 802 of file perf_event.h.

#define PERF_EF_RELOAD   0x02 /* reload the counter when starting */

Definition at line 207 of file perf_event.h.

#define PERF_EF_START   0x01 /* start the counter when adding */

Definition at line 206 of file perf_event.h.

#define PERF_EF_UPDATE   0x04 /* update the counter when stopping */

Definition at line 208 of file perf_event.h.

#define PERF_EVENT_TXN   0x1

Definition at line 176 of file perf_event.h.

#define PERF_HES_ARCH   0x04

Definition at line 169 of file perf_event.h.

#define PERF_HES_STOPPED   0x01 /* the counter is stopped */

Definition at line 167 of file perf_event.h.

#define PERF_HES_UPTODATE   0x02 /* event->count up-to-date */

Definition at line 168 of file perf_event.h.

#define PERF_NR_CONTEXTS   4

Definition at line 504 of file perf_event.h.

#define perf_output_put	(		handle,
			x
	)		perf_output_copy((handle), &(x), sizeof(x))

Definition at line 797 of file perf_event.h.

#define PMU_FORMAT_ATTR	(		_name,
			_format
	)

Value:

static ssize_t                              \
_name##_show(struct device *dev,                    \
                   struct device_attribute *attr,       \
                   char *page)              \
{                                   \
    BUILD_BUG_ON(sizeof(_format) >= PAGE_SIZE);         \
    return sprintf(page, _format "\n");             \
}                                   \
                                    \
static struct device_attribute format_attr_##_name = __ATTR_RO(_name)

Definition at line 820 of file perf_event.h.

#define SWEVENT_HLIST_BITS   8

Definition at line 285 of file perf_event.h.

#define SWEVENT_HLIST_SIZE   (1 << SWEVENT_HLIST_BITS)

Definition at line 286 of file perf_event.h.

Typedef Documentation

typedef void(* perf_overflow_handler_t)(struct perf_event *, struct perf_sample_data *, struct pt_regs *regs)

Definition at line 277 of file perf_event.h.

Enumeration Type Documentation

enum perf_event_active_state

enum perf_event_active_state - the states of a event

Enumerator:

PERF_EVENT_STATE_ERROR
PERF_EVENT_STATE_OFF
PERF_EVENT_STATE_INACTIVE
PERF_EVENT_STATE_ACTIVE

Definition at line 267 of file perf_event.h.

enum perf_event_context_type

Enumerator:

task_context
cpu_context

Definition at line 444 of file perf_event.h.

enum perf_group_flag

Enumerator:

PERF_GROUP_SOFTWARE

Definition at line 281 of file perf_event.h.