b7e0484c37
I've introduced a race condition - seeing occasional LOCAL_LENGTH errors on the receive side. I think I'm mixing up eager/max somehow - will look at it more on monday. This commit was SVN r10690.
126 строки
4.3 KiB
C
126 строки
4.3 KiB
C
/*
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* Copyright (c) 2004-2006 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2006 Sandia National Laboratories. All rights
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* reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#ifndef MCA_BTL_UDAPL_FRAG_H
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#define MCA_BTL_UDAPL_FRAG_H
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#define MCA_BTL_UDAPL_FRAG_ALIGN (8)
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#include "ompi_config.h"
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#if defined(c_plusplus) || defined(__cplusplus)
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extern "C" {
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#endif
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OMPI_DECLSPEC OBJ_CLASS_DECLARATION(mca_btl_udapl_frag_t);
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typedef enum {
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MCA_BTL_UDAPL_SEND,
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MCA_BTL_UDAPL_RECV,
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MCA_BTL_UDAPL_PUT,
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MCA_BTL_UDAPL_GET,
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MCA_BTL_UDAPL_CONN_RECV,
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MCA_BTL_UDAPL_CONN_SEND
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} mca_btl_udapl_frag_type_t;
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/**
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* uDAPL fragment derived type.
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*/
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struct mca_btl_udapl_frag_t {
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mca_btl_base_descriptor_t base;
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mca_btl_base_segment_t segment;
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struct mca_btl_udapl_module_t* btl;
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struct mca_btl_base_endpoint_t *endpoint;
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struct mca_mpool_base_registration_t* registration;
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DAT_LMR_TRIPLET triplet;
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mca_btl_base_header_t *hdr;
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size_t size;
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mca_btl_udapl_frag_type_t type;
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};
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typedef struct mca_btl_udapl_frag_t mca_btl_udapl_frag_t;
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OBJ_CLASS_DECLARATION(mca_btl_udapl_frag_t);
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typedef struct mca_btl_udapl_frag_t mca_btl_udapl_frag_eager_t;
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OBJ_CLASS_DECLARATION(mca_btl_udapl_frag_eager_t);
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typedef struct mca_btl_udapl_frag_t mca_btl_udapl_frag_max_t;
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OBJ_CLASS_DECLARATION(mca_btl_udapl_frag_max_t);
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typedef struct mca_btl_udapl_frag_t mca_btl_udapl_frag_user_t;
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OBJ_CLASS_DECLARATION(mca_btl_udapl_frag_user_t);
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/*
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* Macros to allocate/return descriptors from module specific
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* free list(s).
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*/
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#define MCA_BTL_UDAPL_FRAG_ALLOC_EAGER(btl, frag, rc) \
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{ \
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\
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ompi_free_list_item_t *item; \
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OMPI_FREE_LIST_WAIT(&((mca_btl_udapl_module_t*)btl)->udapl_frag_eager, item, rc); \
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frag = (mca_btl_udapl_frag_t*) item; \
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}
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#define MCA_BTL_UDAPL_FRAG_RETURN_EAGER(btl, frag) \
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{ \
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OMPI_FREE_LIST_RETURN(&((mca_btl_udapl_module_t*)btl)->udapl_frag_eager, \
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(ompi_free_list_item_t*)(frag)); \
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}
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#define MCA_BTL_UDAPL_FRAG_ALLOC_MAX(btl, frag, rc) \
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{ \
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\
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ompi_free_list_item_t *item; \
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OMPI_FREE_LIST_WAIT(&((mca_btl_udapl_module_t*)btl)->udapl_frag_max, item, rc); \
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frag = (mca_btl_udapl_frag_t*) item; \
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}
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#define MCA_BTL_UDAPL_FRAG_RETURN_MAX(btl, frag) \
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{ \
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OMPI_FREE_LIST_RETURN(&((mca_btl_udapl_module_t*)btl)->udapl_frag_max, \
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(ompi_free_list_item_t*)(frag)); \
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}
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#define MCA_BTL_UDAPL_FRAG_ALLOC_USER(btl, frag, rc) \
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{ \
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ompi_free_list_item_t *item; \
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OMPI_FREE_LIST_WAIT(&((mca_btl_udapl_module_t*)btl)->udapl_frag_user, item, rc); \
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frag = (mca_btl_udapl_frag_t*) item; \
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}
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#define MCA_BTL_UDAPL_FRAG_RETURN_USER(btl, frag) \
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{ \
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OMPI_FREE_LIST_RETURN(&((mca_btl_udapl_module_t*)btl)->udapl_frag_user, \
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(ompi_free_list_item_t*)(frag)); \
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}
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#if defined(c_plusplus) || defined(__cplusplus)
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}
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#endif
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#endif
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