msg_ctrl_code
A control message MPI tag value.
Definition: control_msg.h:17
@ MSG_CTRL_GVT_START
Used by the master to start a new gvt reduction operation.
Definition: control_msg.h:19
@ MSG_CTRL_GVT_DONE
Used by slaves to signal their completion of the gvt protocol.
Definition: control_msg.h:21
@ MSG_CTRL_TERMINATION
Used in broadcast to signal that local LPs can terminate.
Definition: control_msg.h:23
void control_msg_process(enum msg_ctrl_code ctrl)
Handle a received control message.
Definition: control_msg.c:17
Termination detection module.