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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2012 Sandia National Laboratories. All rights reserved.
* Copyright (c) 2014-2016 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2015 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef OMPI_OSC_PT2PT_REQUEST_H
#define OMPI_OSC_PT2PT_REQUEST_H
#include "osc_pt2pt.h"
#include "ompi/request/request.h"
#include "opal/util/output.h"
struct ompi_osc_pt2pt_request_t {
ompi_request_t super;
int type;
const void *origin_addr;
int origin_count;
struct ompi_datatype_t *origin_dt;
ompi_osc_pt2pt_module_t* module;
int32_t outstanding_requests;
bool internal;
};
typedef struct ompi_osc_pt2pt_request_t ompi_osc_pt2pt_request_t;
OBJ_CLASS_DECLARATION(ompi_osc_pt2pt_request_t);
/* REQUEST_ALLOC is only called from "top-level" functions (pt2pt_rput,
pt2pt_rget, etc.), so it's ok to spin here... */
#define OMPI_OSC_PT2PT_REQUEST_ALLOC(win, req) \
do { \
opal_free_list_item_t *item; \
do { \
item = opal_free_list_get (&mca_osc_pt2pt_component.requests); \
if (NULL == item) { \
opal_progress(); \
} \
} while (NULL == item); \
req = (ompi_osc_pt2pt_request_t*) item; \
OMPI_REQUEST_INIT(&req->super, false); \
req->super.req_mpi_object.win = win; \
req->super.req_complete = false; \
req->super.req_state = OMPI_REQUEST_ACTIVE; \
req->module = GET_MODULE(win); \
req->internal = false; \
} while (0)
#define OMPI_OSC_PT2PT_REQUEST_RETURN(req) \
do { \
OMPI_REQUEST_FINI(&(req)->super); \
(req)->outstanding_requests = 0; \
opal_free_list_return (&mca_osc_pt2pt_component.requests, \
(opal_free_list_item_t *) (req)); \
} while (0)
static inline void ompi_osc_pt2pt_request_complete (ompi_osc_pt2pt_request_t *request, int mpi_error)
{
if (!request->internal) {
request->super.req_status.MPI_ERROR = mpi_error;
/* mark the request complete at the mpi level */
ompi_request_complete (&request->super, true);
} else {
OMPI_OSC_PT2PT_REQUEST_RETURN (request);
}
}
#endif /* OMPI_OSC_PT2PT_REQUEST_H */
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