kernel_stat.h File Reference

#include <linux/smp.h>
#include <linux/threads.h>
#include <linux/percpu.h>
#include <linux/cpumask.h>
#include <linux/interrupt.h>
#include <linux/sched.h>
#include <asm/irq.h>
#include <asm/cputime.h>

Go to the source code of this file.

Data Structures
struct	kernel_cpustat
struct	kernel_stat

Macros
#define	kstat_this_cpu   (&__get_cpu_var(kstat))
#define	kcpustat_this_cpu   (&__get_cpu_var(kernel_cpustat))
#define	kstat_cpu(cpu)   per_cpu(kstat, cpu)
#define	kcpustat_cpu(cpu)   per_cpu(kernel_cpustat, cpu)

Enumerations
enum	cpu_usage_stat {   CPUTIME_USER, CPUTIME_NICE, CPUTIME_SYSTEM, CPUTIME_SOFTIRQ,   CPUTIME_IRQ, CPUTIME_IDLE, CPUTIME_IOWAIT, CPUTIME_STEAL,   CPUTIME_GUEST, CPUTIME_GUEST_NICE, NR_STATS }

Functions
	DECLARE_PER_CPU (struct kernel_stat, kstat)
	DECLARE_PER_CPU (struct kernel_cpustat, kernel_cpustat)
unsigned long long	nr_context_switches (void)
unsigned long long	task_delta_exec (struct task_struct *)
void	account_user_time (struct task_struct *, cputime_t, cputime_t)
void	account_system_time (struct task_struct *, int, cputime_t, cputime_t)
void	account_steal_time (cputime_t)
void	account_idle_time (cputime_t)
void	account_process_tick (struct task_struct *, int user)
void	account_steal_ticks (unsigned long ticks)
void	account_idle_ticks (unsigned long ticks)

Macro Definition Documentation

#define kcpustat_cpu

(

cpu

)

per_cpu(kernel_cpustat, cpu)

Definition at line 52 of file kernel_stat.h.

#define kcpustat_this_cpu   (&__get_cpu_var(kernel_cpustat))

Definition at line 50 of file kernel_stat.h.

#define kstat_cpu

(

cpu

)

per_cpu(kstat, cpu)

Definition at line 51 of file kernel_stat.h.

#define kstat_this_cpu   (&__get_cpu_var(kstat))

Definition at line 49 of file kernel_stat.h.

Enumeration Type Documentation

enum cpu_usage_stat

Enumerator:

CPUTIME_USER
CPUTIME_NICE
CPUTIME_SYSTEM
CPUTIME_SOFTIRQ
CPUTIME_IRQ
CPUTIME_IDLE
CPUTIME_IOWAIT
CPUTIME_STEAL
CPUTIME_GUEST
CPUTIME_GUEST_NICE
NR_STATS

Definition at line 19 of file kernel_stat.h.

Function Documentation

void account_idle_ticks

(

unsigned long

ticks

)

Definition at line 403 of file cputime.c.

void account_idle_time

(

cputime_t

)

Definition at line 261 of file cputime.c.

void account_process_tick	(	struct task_struct *	,
		int	user
	)

Definition at line 115 of file vtime.c.

void account_steal_ticks

(

unsigned long

ticks

)

Definition at line 394 of file cputime.c.

void account_steal_time

(

cputime_t

)

Definition at line 250 of file cputime.c.

void account_system_time	(	struct task_struct *	,
		int	,
		cputime_t	,
		cputime_t
	)

Definition at line 226 of file cputime.c.

void account_user_time	(	struct task_struct *	,
		cputime_t	,
		cputime_t
	)

Definition at line 150 of file cputime.c.

DECLARE_PER_CPU	(	struct kernel_stat	,
		kstat
	)

DECLARE_PER_CPU	(	struct kernel_cpustat	,
		kernel_cpustat
	)

unsigned long long nr_context_switches

(

void

)

Definition at line 1936 of file core.c.

unsigned long long task_delta_exec

(

struct task_struct *

)

Definition at line 2588 of file core.c.