smpboot.c File Reference

#include <linux/init.h>
#include <linux/smp.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/percpu.h>
#include <linux/bootmem.h>
#include <linux/err.h>
#include <linux/nmi.h>
#include <linux/tboot.h>
#include <linux/stackprotector.h>
#include <linux/gfp.h>
#include <linux/cpuidle.h>
#include <asm/acpi.h>
#include <asm/desc.h>
#include <asm/nmi.h>
#include <asm/irq.h>
#include <asm/idle.h>
#include <asm/realmode.h>
#include <asm/cpu.h>
#include <asm/numa.h>
#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include <asm/mtrr.h>
#include <asm/mwait.h>
#include <asm/apic.h>
#include <asm/io_apic.h>
#include <asm/i387.h>
#include <asm/fpu-internal.h>
#include <asm/setup.h>
#include <asm/uv/uv.h>
#include <linux/mc146818rtc.h>
#include <asm/smpboot_hooks.h>
#include <asm/i8259.h>

Go to the source code of this file.

Macros
#define	pr_fmt(fmt)   KBUILD_MODNAME ": " fmt
#define	link_mask(_m, c1, c2)

Functions
	DEFINE_PER_CPU (int, cpu_state)
	EXPORT_SYMBOL (smp_num_siblings)
	DEFINE_PER_CPU_READ_MOSTLY (u16, cpu_llc_id)
	DEFINE_PER_CPU_READ_MOSTLY (cpumask_var_t, cpu_sibling_map)
	EXPORT_PER_CPU_SYMBOL (cpu_sibling_map)
	DEFINE_PER_CPU_READ_MOSTLY (cpumask_var_t, cpu_core_map)
	EXPORT_PER_CPU_SYMBOL (cpu_core_map)
	DEFINE_PER_CPU_READ_MOSTLY (cpumask_var_t, cpu_llc_shared_map)
	DEFINE_PER_CPU_SHARED_ALIGNED (struct cpuinfo_x86, cpu_info)
	EXPORT_PER_CPU_SYMBOL (cpu_info)
void __cpuinit	smp_store_cpu_info (int id)
void __cpuinit	set_cpu_sibling_map (int cpu)
struct cpumask *	cpu_coregroup_mask (int cpu)
void	__inquire_remote_apic (int apicid)
int __cpuinit	wakeup_secondary_cpu_via_nmi (int logical_apicid, unsigned long start_eip)
int __cpuinit	native_cpu_up (unsigned int cpu, struct task_struct *tidle)
void	arch_disable_smp_support (void)
void __init	native_smp_prepare_cpus (unsigned int max_cpus)
void	arch_enable_nonboot_cpus_begin (void)
void	arch_enable_nonboot_cpus_end (void)
void __init	native_smp_prepare_boot_cpu (void)
void __init	native_smp_cpus_done (unsigned int max_cpus)
	early_param ("possible_cpus", _setup_possible_cpus)
__init void	prefill_possible_map (void)
int	native_cpu_disable (void)
void	native_cpu_die (unsigned int cpu)
void	native_play_dead (void)

Variables
int	smp_num_siblings = 1
atomic_t	init_deasserted

Macro Definition Documentation

#define link_mask	(		_m,
			c1,
			c2
	)

Value:

do {                                    \
    cpumask_set_cpu((c1), cpu_##_m##_mask(c2));         \
    cpumask_set_cpu((c2), cpu_##_m##_mask(c1));         \
} while (0)

Definition at line 310 of file smpboot.c.

#define pr_fmt

(

fmt

)

KBUILD_MODNAME ": " fmt

Definition at line 42 of file smpboot.c.

Function Documentation

void __inquire_remote_apic

(

int

apicid

)

Definition at line 442 of file smpboot.c.

void arch_disable_smp_support

(

void

)

arch_disable_smp_support() - disables SMP support for x86 at runtime

Definition at line 851 of file smpboot.c.

void arch_enable_nonboot_cpus_begin

(

void

)

Definition at line 1062 of file smpboot.c.

void arch_enable_nonboot_cpus_end

(

void

)

Definition at line 1067 of file smpboot.c.

struct cpumask* cpu_coregroup_mask ( int  cpu )

read

Definition at line 418 of file smpboot.c.

DEFINE_PER_CPU	(	int	,
		cpu_state
	)

DEFINE_PER_CPU_READ_MOSTLY	(	u16	,
		cpu_llc_id
	)

DEFINE_PER_CPU_READ_MOSTLY	(	cpumask_var_t	,
		cpu_sibling_map
	)

DEFINE_PER_CPU_READ_MOSTLY	(	cpumask_var_t	,
		cpu_core_map
	)

DEFINE_PER_CPU_READ_MOSTLY	(	cpumask_var_t	,
		cpu_llc_shared_map
	)

DEFINE_PER_CPU_SHARED_ALIGNED	(	struct cpuinfo_x86	,
		cpu_info
	)

early_param	(	"possible_cpus"	,
		_setup_possible_cpus
	)

EXPORT_PER_CPU_SYMBOL

(

cpu_sibling_map

)

EXPORT_PER_CPU_SYMBOL

(

cpu_core_map

)

EXPORT_PER_CPU_SYMBOL

(

cpu_info

)

EXPORT_SYMBOL

(

smp_num_siblings

)

void native_cpu_die

(

unsigned int

cpu

)

Definition at line 1366 of file smpboot.c.

int native_cpu_disable

(

void

)

Definition at line 1361 of file smpboot.c.

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

Definition at line 790 of file smpboot.c.

void native_play_dead

(

void

)

Definition at line 1372 of file smpboot.c.

void __init native_smp_cpus_done

(

unsigned int

max_cpus

)

Definition at line 1084 of file smpboot.c.

void __init native_smp_prepare_boot_cpu

(

void

)

Definition at line 1075 of file smpboot.c.

void __init native_smp_prepare_cpus

(

unsigned int

max_cpus

)

Definition at line 988 of file smpboot.c.

__init void prefill_possible_map

(

void

)

Definition at line 1122 of file smpboot.c.

void __cpuinit set_cpu_sibling_map

(

int

cpu

)

Definition at line 356 of file smpboot.c.

void __cpuinit smp_store_cpu_info

(

int

id

)

Definition at line 289 of file smpboot.c.

int __cpuinit wakeup_secondary_cpu_via_nmi	(	int	logical_apicid,
		unsigned long	start_eip
	)

Definition at line 486 of file smpboot.c.

Variable Documentation

atomic_t init_deasserted

Definition at line 127 of file smpboot.c.

int smp_num_siblings = 1

Definition at line 107 of file smpboot.c.