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openmpi/ompi/mca/btl/udapl/btl_udapl_frag.h
Andrew Friedley 0eba366b07 Various pieces all over to make basic small message send/recv work. Next step
is clean up the code.. it is in need of refactoring and testing.

Thanks to Brian for help in troubleshooting!

This commit was SVN r9466.
2006-03-29 21:55:41 +00:00

140 строки
4.8 KiB
C

/*
* Copyright (c) 2004-2006 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef MCA_BTL_UDAPL_FRAG_H
#define MCA_BTL_UDAPL_FRAG_H
#define MCA_BTL_UDAPL_FRAG_ALIGN (8)
#include "ompi_config.h"
#if defined(c_plusplus) || defined(__cplusplus)
extern "C" {
#endif
OMPI_DECLSPEC OBJ_CLASS_DECLARATION(mca_btl_udapl_frag_t);
typedef enum {
MCA_BTL_UDAPL_CONN_SEND,
MCA_BTL_UDAPL_CONN_RECV,
MCA_BTL_UDAPL_SEND,
MCA_BTL_UDAPL_RECV,
MCA_BTL_UDAPL_PUT,
MCA_BTL_UDAPL_GET
} mca_btl_udapl_frag_type_t;
/**
* uDAPL fragment derived type.
*/
struct mca_btl_udapl_frag_t {
mca_btl_base_descriptor_t base;
mca_btl_base_segment_t segment;
struct mca_btl_udapl_module_t* btl;
struct mca_btl_base_endpoint_t *endpoint;
struct mca_mpool_base_registration_t* registration;
DAT_LMR_TRIPLET triplet;
mca_btl_base_header_t *hdr;
size_t size;
mca_btl_udapl_frag_type_t type;
};
typedef struct mca_btl_udapl_frag_t mca_btl_udapl_frag_t;
OBJ_CLASS_DECLARATION(mca_btl_udapl_frag_t);
typedef struct mca_btl_udapl_frag_t mca_btl_udapl_frag_eager_t;
OBJ_CLASS_DECLARATION(mca_btl_udapl_frag_eager_t);
typedef struct mca_btl_udapl_frag_t mca_btl_udapl_frag_max_t;
OBJ_CLASS_DECLARATION(mca_btl_udapl_frag_max_t);
typedef struct mca_btl_udapl_frag_t mca_btl_udapl_frag_user_t;
OBJ_CLASS_DECLARATION(mca_btl_udapl_frag_user_t);
/*
* Macros to allocate/return descriptors from module specific
* free list(s).
*/
#define MCA_BTL_UDAPL_FRAG_ALLOC_EAGER(btl, frag, rc) \
{ \
\
opal_list_item_t *item; \
OMPI_FREE_LIST_WAIT(&((mca_btl_udapl_module_t*)btl)->udapl_frag_eager, item, rc); \
frag = (mca_btl_udapl_frag_t*) item; \
}
#define MCA_BTL_UDAPL_FRAG_RETURN_EAGER(btl, frag) \
{ \
OMPI_FREE_LIST_RETURN(&((mca_btl_udapl_module_t*)btl)->udapl_frag_eager, \
(opal_list_item_t*)(frag)); \
}
#define MCA_BTL_UDAPL_FRAG_ALLOC_MAX(btl, frag, rc) \
{ \
\
opal_list_item_t *item; \
OMPI_FREE_LIST_WAIT(&((mca_btl_udapl_module_t*)btl)->udapl_frag_max, item, rc); \
frag = (mca_btl_udapl_frag_t*) item; \
}
#define MCA_BTL_UDAPL_FRAG_RETURN_MAX(btl, frag) \
{ \
OMPI_FREE_LIST_RETURN(&((mca_btl_udapl_module_t*)btl)->udapl_frag_max, \
(opal_list_item_t*)(frag)); \
}
#define MCA_BTL_UDAPL_FRAG_ALLOC_USER(btl, frag, rc) \
{ \
opal_list_item_t *item; \
OMPI_FREE_LIST_WAIT(&((mca_btl_udapl_module_t*)btl)->udapl_frag_user, item, rc); \
frag = (mca_btl_udapl_frag_t*) item; \
}
#define MCA_BTL_UDAPL_FRAG_RETURN_USER(btl, frag) \
{ \
OMPI_FREE_LIST_RETURN(&((mca_btl_udapl_module_t*)btl)->udapl_frag_user, \
(opal_list_item_t*)(frag)); \
}
#define MCA_BTL_UDAPL_FRAG_POST(btl,frag) \
do { \
if(opal_list_get_size(&btl->udapl_repost) < (size_t)btl->udapl_num_repost) { \
OPAL_THREAD_LOCK(&btl->udapl_lock); \
opal_list_append(&btl->udapl_repost, (opal_list_item_t*)frag); \
OPAL_THREAD_UNLOCK(&btl->udapl_lock); \
} else { \
OPAL_THREAD_LOCK(&btl->udapl_lock); \
do { \
udapl_provide_receive_buffer(btl->port, frag->hdr, frag->size, frag->priority); \
} while (NULL != (frag = (mca_btl_udapl_frag_t*)opal_list_remove_first(&btl->udapl_repost))); \
OPAL_THREAD_UNLOCK(&btl->udapl_lock); \
} \
} while(0)
#if defined(c_plusplus) || defined(__cplusplus)
}
#endif
#endif