1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */ 2 /* 3 * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana 4 * University Research and Technology 5 * Corporation. All rights reserved. 6 * Copyright (c) 2004-2016 The University of Tennessee and The University 7 * of Tennessee Research Foundation. All rights 8 * reserved. 9 * Copyright (c) 2004-2008 High Performance Computing Center Stuttgart, 10 * University of Stuttgart. All rights reserved. 11 * Copyright (c) 2004-2005 The Regents of the University of California. 12 * All rights reserved. 13 * Copyright (c) 2009 Sun Microsystems, Inc. All rights reserved. 14 * Copyright (c) 2015 Los Alamos National Security, LLC. All rights 15 * reserved. 16 * Copyright (c) 2015 Research Organization for Information Science 17 * and Technology (RIST). All rights reserved. 18 * $COPYRIGHT$ 19 * 20 * Additional copyrights may follow 21 * 22 * $HEADER$ 23 */ 24 /** 25 * @file 26 */ 27 #ifndef MCA_PML_BASE_REQUEST_H 28 #define MCA_PML_BASE_REQUEST_H 29 30 #include "ompi_config.h" 31 #include "opal/class/opal_free_list.h" 32 #include "ompi/communicator/communicator.h" 33 #include "ompi/request/request.h" 34 #include "opal/datatype/opal_convertor.h" 35 36 BEGIN_C_DECLS 37 38 /** 39 * External list for the requests. They are declared as lists of 40 * the basic request type, which will allow all PML to overload 41 * the list. Beware these free lists have to be initialized 42 * directly by the PML who win the PML election. 43 */ 44 OMPI_DECLSPEC extern opal_free_list_t mca_pml_base_send_requests; 45 OMPI_DECLSPEC extern opal_free_list_t mca_pml_base_recv_requests; 46 47 /** 48 * Type of request. 49 */ 50 /* 51 * The following include pulls in shared typedefs with debugger plugins. 52 * For more information on why we do this see the Notice to developers 53 * comment at the top of the ompi_msgq_dll.c file. 54 */ 55 #include "pml_base_request_dbg.h" 56 57 58 /** 59 * Base type for PML P2P requests 60 */ 61 struct mca_pml_base_request_t { 62 63 /* START: These fields have to match the definition of the mca_pml_cm_request_t */ 64 ompi_request_t req_ompi; /**< base request */ 65 volatile int32_t req_pml_complete; /**< flag indicating if the pt-2-pt layer is done with this request */ 66 volatile int32_t req_free_called; /**< flag indicating if the user has freed this request */ 67 mca_pml_base_request_type_t req_type; /**< MPI request type - used for test */ 68 struct ompi_communicator_t *req_comm; /**< communicator pointer */ 69 struct ompi_datatype_t *req_datatype; /**< pointer to data type */ 70 opal_convertor_t req_convertor; /**< always need the convertor */ 71 /* END: These field have to match the definition of the mca_pml_cm_request_t */ 72 73 void *req_addr; /**< pointer to application buffer */ 74 size_t req_count; /**< count of user datatype elements */ 75 int32_t req_peer; /**< peer process - rank w/in this communicator */ 76 int32_t req_tag; /**< user defined tag */ 77 struct ompi_proc_t* req_proc; /**< peer process */ 78 uint64_t req_sequence; /**< sequence number for MPI pt-2-pt ordering */ 79 }; 80 typedef struct mca_pml_base_request_t mca_pml_base_request_t; 81 82 OMPI_DECLSPEC OBJ_CLASS_DECLARATION(mca_pml_base_request_t); 83 84 END_C_DECLS 85 86 #endif 87