nm_mpi_window_s Struct Reference

Content for MPI_Win. More...

#include <nm_mpi_private.h>

Collaboration diagram for nm_mpi_window_s:

Data Fields
int	id
	identifier of the window
int	myrank
	window's rank into the communicator
void *	p_base
	data base address of the window
nm_mpi_aint_t *	size
	window's memory size
int *	disp_unit
	displacement unit
int *	win_ids
	Distant windows id.
nm_mpi_communicator_t *	p_comm
	window communicator
nm_group_t	p_group
	group of processor that interact with this window
struct nm_sr_monitor_s	monitor
	window core monitor for asynchronous call
struct nm_sr_monitor_s	monitor_sync
	window core monitor for asynchronous lock
struct nm_mpi_info_s *	p_info
	WINDOW ATTRIBUTES
int	flavor
	bit-vector window's flavor (the function used to allocate the window
int	mode
	bit-vector OR of MPI_MODE_* constants (used in assert)
int	mem_model
	window memory model
nm_mpi_errhandler_t *	p_errhandler
	error handler attached to window
char *	name
	window name
struct nm_mpi_attrs_s	attrs
	window attributes, hashed by keyval descriptor
uint16_t	next_seq
	SEQUENCE/EPOCH NUMBER MANAGEMENT
nm_mpi_win_epoch_t *	access
	epoch management
nm_mpi_win_epoch_t *	exposure
nm_mpi_request_t **	end_reqs
	pending closing exposing epoch requests
uint64_t *	msg_count
	counter to receive the amount of messages to be expected from a given distant window
nm_mpi_win_pass_mngmt_t	waiting_queue
	management queue for passive target
nm_mpi_win_locklist_t *	pending_ops
	pending passive RMA operation
nm_spinlock_t	lock
	memory access protecting lock
char	shared_file_name [32]
	shared memory file name

Detailed Description

Content for MPI_Win.

Definition at line 855 of file nm_mpi_private.h.

Field Documentation

access

nm_mpi_win_epoch_t* nm_mpi_window_s::access

epoch management

Definition at line 900 of file nm_mpi_private.h.

attrs

struct nm_mpi_attrs_s nm_mpi_window_s::attrs

window attributes, hashed by keyval descriptor

Definition at line 891 of file nm_mpi_private.h.

disp_unit

int* nm_mpi_window_s::disp_unit

displacement unit

Definition at line 866 of file nm_mpi_private.h.

end_reqs

nm_mpi_request_t** nm_mpi_window_s::end_reqs

pending closing exposing epoch requests

Definition at line 903 of file nm_mpi_private.h.

exposure

nm_mpi_win_epoch_t* nm_mpi_window_s::exposure

Definition at line 901 of file nm_mpi_private.h.

flavor

int nm_mpi_window_s::flavor

bit-vector window's flavor (the function used to allocate the window

Definition at line 881 of file nm_mpi_private.h.

id

int nm_mpi_window_s::id

identifier of the window

Definition at line 858 of file nm_mpi_private.h.

lock

nm_spinlock_t nm_mpi_window_s::lock

memory access protecting lock

Definition at line 911 of file nm_mpi_private.h.

mem_model

int nm_mpi_window_s::mem_model

window memory model

Definition at line 885 of file nm_mpi_private.h.

mode

int nm_mpi_window_s::mode

bit-vector OR of MPI_MODE_* constants (used in assert)

Definition at line 883 of file nm_mpi_private.h.

monitor

struct nm_sr_monitor_s nm_mpi_window_s::monitor

window core monitor for asynchronous call

Definition at line 874 of file nm_mpi_private.h.

monitor_sync

struct nm_sr_monitor_s nm_mpi_window_s::monitor_sync

window core monitor for asynchronous lock

Definition at line 876 of file nm_mpi_private.h.

msg_count

uint64_t* nm_mpi_window_s::msg_count

counter to receive the amount of messages to be expected from a given distant window

Definition at line 905 of file nm_mpi_private.h.

myrank

int nm_mpi_window_s::myrank

window's rank into the communicator

Definition at line 860 of file nm_mpi_private.h.

name

char* nm_mpi_window_s::name

window name

Definition at line 889 of file nm_mpi_private.h.

next_seq

uint16_t nm_mpi_window_s::next_seq

SEQUENCE/EPOCH NUMBER MANAGEMENT

sequence number for thread safety and message scheduling /!\ WARNING : As this number is on a 16 bits uint, if a lot of operations are issued (more than 65536 per epoch for one target), there is a risk for mismatching responses.

Definition at line 898 of file nm_mpi_private.h.

Referenced by nm_mpi_win_get_next_seq().

p_base

void* nm_mpi_window_s::p_base

data base address of the window

Definition at line 862 of file nm_mpi_private.h.

p_comm

nm_mpi_communicator_t* nm_mpi_window_s::p_comm

window communicator

Definition at line 870 of file nm_mpi_private.h.

p_errhandler

nm_mpi_errhandler_t* nm_mpi_window_s::p_errhandler

error handler attached to window

Definition at line 887 of file nm_mpi_private.h.

p_group

nm_group_t nm_mpi_window_s::p_group

group of processor that interact with this window

Definition at line 872 of file nm_mpi_private.h.

p_info

struct nm_mpi_info_s* nm_mpi_window_s::p_info

WINDOW ATTRIBUTES

infos about the window

Definition at line 879 of file nm_mpi_private.h.

pending_ops

nm_mpi_win_locklist_t* nm_mpi_window_s::pending_ops

pending passive RMA operation

Definition at line 909 of file nm_mpi_private.h.

shared_file_name

char nm_mpi_window_s::shared_file_name[32]

shared memory file name

Definition at line 913 of file nm_mpi_private.h.

size

nm_mpi_aint_t* nm_mpi_window_s::size

window's memory size

Definition at line 864 of file nm_mpi_private.h.

waiting_queue

nm_mpi_win_pass_mngmt_t nm_mpi_window_s::waiting_queue

management queue for passive target

Definition at line 907 of file nm_mpi_private.h.

win_ids

int* nm_mpi_window_s::win_ids

Distant windows id.

Definition at line 868 of file nm_mpi_private.h.

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The documentation for this struct was generated from the following file:

• nm_mpi_private.h