smp.c File Reference

#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/spinlock.h>
#include <linux/cache.h>
#include <linux/err.h>
#include <linux/device.h>
#include <linux/cpu.h>
#include <linux/notifier.h>
#include <linux/topology.h>
#include <asm/ptrace.h>
#include <linux/atomic.h>
#include <asm/irq.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/prom.h>
#include <asm/smp.h>
#include <asm/time.h>
#include <asm/machdep.h>
#include <asm/cputhreads.h>
#include <asm/cputable.h>
#include <asm/mpic.h>
#include <asm/vdso_datapage.h>
#include <asm/vdso.h>
#include <asm/debug.h>

Go to the source code of this file.

Macros
#define	DBG(fmt...)

Functions
	DEFINE_PER_CPU (cpumask_var_t, cpu_sibling_map)
	DEFINE_PER_CPU (cpumask_var_t, cpu_core_map)
	EXPORT_PER_CPU_SYMBOL (cpu_sibling_map)
	EXPORT_PER_CPU_SYMBOL (cpu_core_map)
int	smp_request_message_ipi (int virq, int msg)
void	smp_send_reschedule (int cpu)
	EXPORT_SYMBOL_GPL (smp_send_reschedule)
void	arch_send_call_function_single_ipi (int cpu)
void	arch_send_call_function_ipi_mask (const struct cpumask *mask)
void	smp_send_stop (void)
void __init	smp_prepare_cpus (unsigned int max_cpus)
void __devinit	smp_prepare_boot_cpu (void)
int __cpuinit	__cpu_up (unsigned int cpu, struct task_struct *tidle)
int	cpu_to_core_id (int cpu)
int	cpu_core_index_of_thread (int cpu)
	EXPORT_SYMBOL_GPL (cpu_core_index_of_thread)
int	cpu_first_thread_of_core (int core)
	EXPORT_SYMBOL_GPL (cpu_first_thread_of_core)
void __devinit	start_secondary (void *unused)
int	setup_profiling_timer (unsigned int multiplier)
void __init	smp_cpus_done (unsigned int max_cpus)
int	arch_sd_sibling_asym_packing (void)

Variables
struct thread_info *	secondary_ti
struct smp_ops_t *	smp_ops
volatile unsigned int	cpu_callin_map [NR_CPUS]
int	smt_enabled_at_boot = 1
const char *	smp_ipi_name []
struct thread_info *	current_set [NR_CPUS]

Macro Definition Documentation

#define DBG

(

fmt...

)

Definition at line 58 of file smp.c.

Function Documentation

int __cpuinit __cpu_up	(	unsigned int	cpu,
		struct task_struct *	tidle
	)

Definition at line 444 of file smp.c.

int arch_sd_sibling_asym_packing

(

void

)

Definition at line 662 of file smp.c.

void arch_send_call_function_ipi_mask

(

const struct cpumask *

mask

)

Definition at line 263 of file smp.c.

void arch_send_call_function_single_ipi

(

int

cpu

)

Definition at line 258 of file smp.c.

int cpu_core_index_of_thread

(

int

cpu

)

Definition at line 532 of file smp.c.

int cpu_first_thread_of_core

(

int

core

)

Definition at line 538 of file smp.c.

int cpu_to_core_id

(

int

cpu

)

Definition at line 511 of file smp.c.

DEFINE_PER_CPU	(	cpumask_var_t	,
		cpu_sibling_map
	)

DEFINE_PER_CPU	(	cpumask_var_t	,
		cpu_core_map
	)

EXPORT_PER_CPU_SYMBOL

(

cpu_sibling_map

)

EXPORT_PER_CPU_SYMBOL

(

cpu_core_map

)

EXPORT_SYMBOL_GPL

(

smp_send_reschedule

)

EXPORT_SYMBOL_GPL

(

cpu_core_index_of_thread

)

EXPORT_SYMBOL_GPL

(

cpu_first_thread_of_core

)

int setup_profiling_timer

(

unsigned int

multiplier

)

Definition at line 631 of file smp.c.

void __init smp_cpus_done

(

unsigned int

max_cpus

)

Definition at line 636 of file smp.c.

void __devinit smp_prepare_boot_cpu

(

void

)

Definition at line 358 of file smp.c.

void __init smp_prepare_cpus

(

unsigned int

max_cpus

)

Definition at line 323 of file smp.c.

int smp_request_message_ipi	(	int	virq,
		int	msg
	)

Definition at line 161 of file smp.c.

void smp_send_reschedule

(

int

cpu

)

Definition at line 251 of file smp.c.

void smp_send_stop

(

void

)

Definition at line 307 of file smp.c.

void __devinit start_secondary

(

void *

unused

)

Definition at line 567 of file smp.c.

Variable Documentation

volatile unsigned int cpu_callin_map[NR_CPUS]

Definition at line 78 of file smp.c.

struct thread_info* current_set[NR_CPUS]

Definition at line 312 of file smp.c.

struct thread_info* secondary_ti

Definition at line 66 of file smp.c.

const char* smp_ipi_name[]

Initial value:

= {
    [PPC_MSG_CALL_FUNCTION] =  "ipi call function",
    [PPC_MSG_RESCHEDULE] = "ipi reschedule",
    [PPC_MSG_CALL_FUNC_SINGLE] = "ipi call function single",
    [PPC_MSG_DEBUGGER_BREAK] = "ipi debugger",
}

Definition at line 153 of file smp.c.

struct smp_ops_t* smp_ops

Definition at line 75 of file smp.c.

int smt_enabled_at_boot = 1

Definition at line 80 of file smp.c.