e9706e6db0
and add a new macro that can be used for both sends and receives. Move to atomic operations to manage the length of the sended or received status. There is one instance where the atomic operation is not required as the code can cannot be executed in same time by 2 differents threads. This commit was SVN r8933.
48 строки
1.7 KiB
C
48 строки
1.7 KiB
C
/*
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* Copyright (c) 2004-2005 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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* $COPYRIGHT$
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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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/**
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* @file
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*/
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#ifndef MCA_PML_OB1_ENDPOINT_H
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#define MCA_PML_OB1_ENDPOINT_H
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#include "opal/util/output.h"
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#include "mca/btl/btl.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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/*
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* Compute the total number of bytes on supplied descriptor
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*/
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#define MCA_PML_OB1_COMPUTE_SEGMENT_LENGTH(segments, count, hdrlen, length) \
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do { \
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size_t i; \
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\
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for( i = 0; i < count; i++ ) { \
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length += segments[i].seg_len; \
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} \
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length -= hdrlen; \
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} while(0)
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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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