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openmpi/ompi/mca/osc/pt2pt/osc_pt2pt_buffer.h
Brian Barrett 2b4b754925 Some much needed cleanup of the point-to-point one-sided component...
* Combine polling of the long requests and buffer requests into
    one type, and in one place
  * Associate the list of requests to poll with the component, not
    the individual modules
  * add progress thread that sits on the OMPI request structure
    and wakes up at the appropriate time to poll the message
    list.  Not the best, but without some asynch notification
    from the PML that a given set of requests has completed, there
    isn't much better
  * Instead of calling opal_progress() all over the place, move
    to using the condition variables like the rest of the project.
    Has the advantage of moving it slightly futher along in the
    becoming thread safe thing
  * Fix a problem with the passive side of unlock where it could
    go recursive and cause all kinds of problems, especially
    when progress threads are used.  Instead, have two parts of
    passive unlock -- one to start the unlock, and another to
    complete the lock and send the ack back.  The data moving
    code trips the second at the right time.

This commit was SVN r14703.
2007-05-21 02:21:25 +00:00

39 строки
997 B
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 2004-2006 The Trustees of the University of Tennessee.
* All rights reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2006 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef OMPI_OSC_PT2PT_BUFFER_H
#define OMPI_OSC_PT2PT_BUFFER_H
#include "osc_pt2pt_mpireq.h"
BEGIN_C_DECLS
#if defined(c_plusplus) || defined(__cplusplus)
extern "C" {
#endif
struct ompi_osc_pt2pt_buffer_t {
ompi_osc_pt2pt_mpireq_t mpireq;
void *payload;
size_t len;
};
typedef struct ompi_osc_pt2pt_buffer_t ompi_osc_pt2pt_buffer_t;
OBJ_CLASS_DECLARATION(ompi_osc_pt2pt_buffer_t);
END_C_DECLS
#endif