pid.h File Reference

#include <linux/rcupdate.h>

Go to the source code of this file.

Data Structures
struct	upid
struct	pid
struct	pid_link

Macros
#define	do_each_pid_task(pid, type, task)
#define	while_each_pid_task(pid, type, task)
#define	do_each_pid_thread(pid, type, task)
#define	while_each_pid_thread(pid, type, task)

Enumerations
enum	pid_type { PIDTYPE_PID, PIDTYPE_PGID, PIDTYPE_SID, PIDTYPE_MAX }

Functions
void	put_pid (struct pid *pid)
struct task_struct *	pid_task (struct pid *pid, enum pid_type)
struct task_struct *	get_pid_task (struct pid *pid, enum pid_type)
struct pid *	get_task_pid (struct task_struct *task, enum pid_type type)
void	attach_pid (struct task_struct *task, enum pid_type type, struct pid *pid)
void	detach_pid (struct task_struct *task, enum pid_type)
void	change_pid (struct task_struct *task, enum pid_type, struct pid *pid)
void	transfer_pid (struct task_struct *old, struct task_struct *new, enum pid_type)
struct pid *	find_pid_ns (int nr, struct pid_namespace *ns)
struct pid *	find_vpid (int nr)
struct pid *	find_get_pid (int nr)
struct pid *	find_ge_pid (int nr, struct pid_namespace *)
int	next_pidmap (struct pid_namespace *pid_ns, unsigned int last)
struct pid *	alloc_pid (struct pid_namespace *ns)
void	free_pid (struct pid *pid)
pid_t	pid_nr_ns (struct pid *pid, struct pid_namespace *ns)
pid_t	pid_vnr (struct pid *pid)

Variables
struct pid	init_struct_pid
struct pid_namespace	init_pid_ns

Macro Definition Documentation

#define do_each_pid_task	(		pid,
			type,
			task
	)

Value:

do {                                \
		struct hlist_node *pos___;                \
        if ((pid) != NULL)                  \
            hlist_for_each_entry_rcu((task), pos___,    \
                &(pid)->tasks[type], pids[type].node) {

Definition at line 176 of file pid.h.

#define do_each_pid_thread	(		pid,
			type,
			task
	)

Value:

do_each_pid_task(pid, type, task) {             \
		struct task_struct *tg___ = task;         \
        do {

Definition at line 193 of file pid.h.

#define while_each_pid_task	(		pid,
			type,
			task
	)

Value:

if (type == PIDTYPE_PID)        \
                    break;              \
            }                       \
    } while (0)

Definition at line 187 of file pid.h.

#define while_each_pid_thread	(		pid,
			type,
			task
	)

Value:

} while_each_thread(tg___, task);           \
        task = tg___;                       \
    } while_each_pid_task(pid, type, task)

Definition at line 198 of file pid.h.

Enumeration Type Documentation

enum pid_type

Enumerator:

PIDTYPE_PID
PIDTYPE_PGID
PIDTYPE_SID
PIDTYPE_MAX

Definition at line 6 of file pid.h.

Function Documentation

struct pid* alloc_pid ( struct pid_namespace *  ns )

read

Definition at line 282 of file pid.c.

void attach_pid	(	struct task_struct *	task,
		enum pid_type	type,
		struct pid *	pid
	)

Definition at line 354 of file pid.c.

void change_pid	(	struct task_struct *	task,
		enum	pid_type,
		struct pid *	pid
	)

Definition at line 389 of file pid.c.

void detach_pid	(	struct task_struct *	task,
		enum	pid_type
	)

Definition at line 384 of file pid.c.

struct pid* find_ge_pid ( int  nr, struct pid_namespace *    )

read

Definition at line 526 of file pid.c.

struct pid* find_get_pid ( int  nr )

read

Definition at line 458 of file pid.c.

struct pid* find_pid_ns ( int  nr, struct pid_namespace *  ns  )

read

Definition at line 330 of file pid.c.

struct pid* find_vpid ( int  nr )

read

Definition at line 345 of file pid.c.

void free_pid

(

struct pid *

pid

)

Definition at line 265 of file pid.c.

struct task_struct* get_pid_task ( struct pid *  pid, enum  pid_type  )

read

Definition at line 446 of file pid.c.

struct pid* get_task_pid ( struct task_struct *  task, enum pid_type  type  )

read

Definition at line 434 of file pid.c.

int next_pidmap	(	struct pid_namespace *	pid_ns,
		unsigned int	last
	)

Definition at line 222 of file pid.c.

pid_t pid_nr_ns	(	struct pid *	pid,
		struct pid_namespace *	ns
	)

Definition at line 470 of file pid.c.

struct task_struct* pid_task ( struct pid *  pid, enum  pid_type  )

read

Definition at line 404 of file pid.c.

pid_t pid_vnr

(

struct pid *

pid

)

Definition at line 484 of file pid.c.

void put_pid

(

struct pid *

pid

)

Definition at line 243 of file pid.c.

void transfer_pid	(	struct task_struct *	old,
		struct task_struct *	new,
		enum	pid_type
	)

Definition at line 397 of file pid.c.

Variable Documentation

struct pid_namespace init_pid_ns

Definition at line 71 of file pid.c.

struct pid init_struct_pid

Definition at line 44 of file pid.c.