heartbeat.h File Reference

#include "ocfs2_heartbeat.h"

Go to the source code of this file.

Data Structures
struct	o2hb_callback_func

Macros
#define	O2HB_REGION_TIMEOUT_MS   2000
#define	O2HB_MAX_REGION_NAME_LEN   32
#define	O2HB_LIVE_THRESHOLD   2
#define	O2HB_DEFAULT_DEAD_THRESHOLD   31
#define	O2HB_MIN_DEAD_THRESHOLD   2
#define	O2HB_MAX_WRITE_TIMEOUT_MS   (O2HB_REGION_TIMEOUT_MS * (o2hb_dead_threshold - 1))
#define	O2HB_CB_MAGIC   0x51d1e4ec

Typedefs
typedef void(	o2hb_cb_func )(struct o2nm_node *, int, void *)

Enumerations
enum	o2hb_callback_type { O2HB_NODE_DOWN_CB = 0, O2HB_NODE_UP_CB, O2HB_NUM_CB }

Functions
struct config_group *	o2hb_alloc_hb_set (void)
void	o2hb_free_hb_set (struct config_group *group)
void	o2hb_setup_callback (struct o2hb_callback_func *hc, enum o2hb_callback_type type, o2hb_cb_func *func, void *data, int priority)
int	o2hb_register_callback (const char *region_uuid, struct o2hb_callback_func *hc)
void	o2hb_unregister_callback (const char *region_uuid, struct o2hb_callback_func *hc)
void	o2hb_fill_node_map (unsigned long *map, unsigned bytes)
void	o2hb_exit (void)
int	o2hb_init (void)
int	o2hb_check_node_heartbeating (u8 node_num)
int	o2hb_check_node_heartbeating_from_callback (u8 node_num)
int	o2hb_check_local_node_heartbeating (void)
void	o2hb_stop_all_regions (void)
int	o2hb_get_all_regions (char *region_uuids, u8 numregions)
int	o2hb_global_heartbeat_active (void)

Variables
unsigned int	o2hb_dead_threshold

Macro Definition Documentation

#define O2HB_CB_MAGIC   0x51d1e4ec

Definition at line 45 of file heartbeat.h.

#define O2HB_DEFAULT_DEAD_THRESHOLD   31

Definition at line 40 of file heartbeat.h.

#define O2HB_LIVE_THRESHOLD   2

Definition at line 37 of file heartbeat.h.

#define O2HB_MAX_REGION_NAME_LEN   32

Definition at line 34 of file heartbeat.h.

#define O2HB_MAX_WRITE_TIMEOUT_MS   (O2HB_REGION_TIMEOUT_MS * (o2hb_dead_threshold - 1))

Definition at line 43 of file heartbeat.h.

#define O2HB_MIN_DEAD_THRESHOLD   2

Definition at line 42 of file heartbeat.h.

#define O2HB_REGION_TIMEOUT_MS   2000

Definition at line 32 of file heartbeat.h.

Typedef Documentation

typedef void( o2hb_cb_func)(struct o2nm_node *, int, void *)

Definition at line 55 of file heartbeat.h.

Enumeration Type Documentation

enum o2hb_callback_type

Enumerator:

O2HB_NODE_DOWN_CB
O2HB_NODE_UP_CB
O2HB_NUM_CB

Definition at line 48 of file heartbeat.h.

Function Documentation

struct config_group* o2hb_alloc_hb_set ( void  )

read

Definition at line 2328 of file heartbeat.c.

int o2hb_check_local_node_heartbeating

(

void

)

Definition at line 2615 of file heartbeat.c.

int o2hb_check_node_heartbeating

(

u8

node_num

)

Definition at line 2581 of file heartbeat.c.

int o2hb_check_node_heartbeating_from_callback

(

u8

node_num

)

Definition at line 2597 of file heartbeat.c.

void o2hb_exit

(

void

)

Definition at line 1304 of file heartbeat.c.

void o2hb_fill_node_map	(	unsigned long *	map,
		unsigned	bytes
	)

Definition at line 1441 of file heartbeat.c.

void o2hb_free_hb_set

(

struct config_group *

group

)

Definition at line 2347 of file heartbeat.c.

int o2hb_get_all_regions	(	char *	region_uuids,
		u8	numregions
	)

Definition at line 2649 of file heartbeat.c.

int o2hb_global_heartbeat_active

(

void

)

Definition at line 2674 of file heartbeat.c.

int o2hb_init

(

void

)

Definition at line 1406 of file heartbeat.c.

int o2hb_register_callback	(	const char *	region_uuid,
		struct o2hb_callback_func *	hc
	)

Definition at line 2512 of file heartbeat.c.

void o2hb_setup_callback	(	struct o2hb_callback_func *	hc,
		enum o2hb_callback_type	type,
		o2hb_cb_func *	func,
		void *	data,
		int	priority
	)

Definition at line 2363 of file heartbeat.c.

void o2hb_stop_all_regions

(

void

)

Definition at line 2634 of file heartbeat.c.

void o2hb_unregister_callback	(	const char *	region_uuid,
		struct o2hb_callback_func *	hc
	)

Definition at line 2558 of file heartbeat.c.

Variable Documentation

unsigned int o2hb_dead_threshold

Definition at line 134 of file heartbeat.c.