topology.c File Reference

#include <linux/workqueue.h>
#include <linux/bootmem.h>
#include <linux/cpuset.h>
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/cpu.h>
#include <linux/smp.h>
#include <linux/mm.h>
#include <asm/sysinfo.h>

Go to the source code of this file.

Data Structures
struct	mask_info

Macros
#define	KMSG_COMPONENT   "cpu"
#define	pr_fmt(fmt)   KMSG_COMPONENT ": " fmt
#define	PTF_HORIZONTAL   (0UL)
#define	PTF_VERTICAL   (1UL)
#define	PTF_CHECK   (2UL)

Functions
int	topology_set_cpu_management (int fc)
void	store_topology (struct sysinfo_15_1_x *info)
int	arch_update_cpu_topology (void)
void	topology_schedule_update (void)
void	topology_expect_change (void)
	early_param ("topology", early_parse_topology)
void __init	s390_init_cpu_topology (void)
int	topology_cpu_init (struct cpu *cpu)
	device_initcall (topology_init)

Variables
cpumask_t	cpu_core_map [NR_CPUS]
unsigned char	cpu_core_id [NR_CPUS]
unsigned char	cpu_socket_id [NR_CPUS]
cpumask_t	cpu_book_map [NR_CPUS]
unsigned char	cpu_book_id [NR_CPUS]

Macro Definition Documentation

#define KMSG_COMPONENT   "cpu"

Definition at line 6 of file topology.c.

#define pr_fmt

(

fmt

)

KMSG_COMPONENT ": " fmt

Definition at line 7 of file topology.c.

#define PTF_CHECK   (2UL)

Definition at line 24 of file topology.c.

#define PTF_HORIZONTAL   (0UL)

Definition at line 22 of file topology.c.

#define PTF_VERTICAL   (1UL)

Definition at line 23 of file topology.c.

Function Documentation

int arch_update_cpu_topology

(

void

)

Definition at line 256 of file topology.c.

device_initcall

(

topology_init

)

early_param	(	"topology"	,
		early_parse_topology
	)

void __init s390_init_cpu_topology

(

void

)

Definition at line 344 of file topology.c.

void store_topology

(

struct sysinfo_15_1_x *

info

)

Definition at line 248 of file topology.c.

int topology_cpu_init

(

struct cpu *

cpu

)

Definition at line 444 of file topology.c.

void topology_expect_change

(

void

)

Definition at line 307 of file topology.c.

void topology_schedule_update

(

void

)

Definition at line 282 of file topology.c.

int topology_set_cpu_management

(

int

fc

)

Definition at line 218 of file topology.c.

Variable Documentation

unsigned char cpu_book_id[NR_CPUS]

Definition at line 47 of file topology.c.

cpumask_t cpu_book_map[NR_CPUS]

Definition at line 46 of file topology.c.

unsigned char cpu_core_id[NR_CPUS]

Definition at line 42 of file topology.c.

cpumask_t cpu_core_map

Initial value:

=
    { [0 ... NR_CPUS-1] = CPU_MASK_NONE }

Definition at line 41 of file topology.c.

unsigned char cpu_socket_id[NR_CPUS]

Definition at line 43 of file topology.c.