53f6b57c0a
This commit changes the priority of mtl components to be relative to pml/ob1 and updates the mtl interface to expose this priority. cm now sets its own priority based on the priority of the selected mtl component. Signed-off-by: Nathan Hjelm <hjelmn@lanl.gov>
530 строки
17 KiB
C
530 строки
17 KiB
C
/*
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* Copyright (c) 2004-2006 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2004-2007 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) 2015 Research Organization for Information Science
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* and Technology (RIST). 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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#ifndef PML_CM_H
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#define PML_CM_H
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#include "ompi_config.h"
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#include "ompi/request/request.h"
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#include "ompi/mca/pml/pml.h"
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#include "ompi/mca/pml/base/base.h"
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#include "ompi/datatype/ompi_datatype.h"
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#include "ompi/communicator/communicator.h"
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#include "ompi/request/request.h"
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#include "ompi/mca/mtl/mtl.h"
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#include "pml_cm_request.h"
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#include "ompi/mca/pml/base/pml_base_recvreq.h"
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#include "ompi/mca/mtl/mtl.h"
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#include "pml_cm_recvreq.h"
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#include "pml_cm_sendreq.h"
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#include "ompi/message/message.h"
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BEGIN_C_DECLS
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struct mca_mtl_request_t;
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/* Array of send completion callback - one per send type
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* These are called internally by the library when the send
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* is completed from its perspective.
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*/
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extern void (*send_completion_callbacks[])
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(struct mca_mtl_request_t *mtl_request);
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struct ompi_pml_cm_t {
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mca_pml_base_module_t super;
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int free_list_num;
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int free_list_max;
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int free_list_inc;
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};
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typedef struct ompi_pml_cm_t ompi_pml_cm_t;
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extern ompi_pml_cm_t ompi_pml_cm;
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/* PML interface functions */
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OMPI_DECLSPEC extern int mca_pml_cm_add_procs(struct ompi_proc_t **procs, size_t nprocs);
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OMPI_DECLSPEC extern int mca_pml_cm_del_procs(struct ompi_proc_t **procs, size_t nprocs);
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OMPI_DECLSPEC extern int mca_pml_cm_enable(bool enable);
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OMPI_DECLSPEC extern int mca_pml_cm_progress(void);
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OMPI_DECLSPEC extern int mca_pml_cm_add_comm(struct ompi_communicator_t* comm);
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OMPI_DECLSPEC extern int mca_pml_cm_del_comm(struct ompi_communicator_t* comm);
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_irecv_init(void *addr,
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size_t count,
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ompi_datatype_t * datatype,
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int src,
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int tag,
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struct ompi_communicator_t *comm,
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struct ompi_request_t **request)
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{
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mca_pml_cm_hvy_recv_request_t *recvreq;
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT
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ompi_proc_t* ompi_proc;
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#endif
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MCA_PML_CM_HVY_RECV_REQUEST_ALLOC(recvreq);
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if( OPAL_UNLIKELY(NULL == recvreq) ) return OMPI_ERR_OUT_OF_RESOURCE;
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MCA_PML_CM_HVY_RECV_REQUEST_INIT(recvreq, ompi_proc, comm, tag, src,
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datatype, addr, count, true);
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*request = (ompi_request_t*) recvreq;
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return OMPI_SUCCESS;
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_irecv(void *addr,
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size_t count,
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ompi_datatype_t * datatype,
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int src,
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int tag,
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struct ompi_communicator_t *comm,
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struct ompi_request_t **request)
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{
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int ret;
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mca_pml_cm_thin_recv_request_t *recvreq;
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT
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ompi_proc_t* ompi_proc = NULL;
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#endif
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MCA_PML_CM_THIN_RECV_REQUEST_ALLOC(recvreq);
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if( OPAL_UNLIKELY(NULL == recvreq) ) return OMPI_ERR_OUT_OF_RESOURCE;
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MCA_PML_CM_THIN_RECV_REQUEST_INIT(recvreq,
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ompi_proc,
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comm,
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src,
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datatype,
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addr,
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count);
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MCA_PML_CM_THIN_RECV_REQUEST_START(recvreq, comm, tag, src, ret);
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if( OPAL_LIKELY(OMPI_SUCCESS == ret) ) *request = (ompi_request_t*) recvreq;
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return ret;
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}
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__opal_attribute_always_inline__ static inline void
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mca_pml_cm_recv_fast_completion(struct mca_mtl_request_t *mtl_request)
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{
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// Do nothing!
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ompi_request_complete(mtl_request->ompi_req, true);
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return;
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_recv(void *addr,
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size_t count,
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ompi_datatype_t * datatype,
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int src,
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int tag,
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struct ompi_communicator_t *comm,
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ompi_status_public_t * status)
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{
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int ret;
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT
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ompi_proc_t *ompi_proc;
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#endif
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opal_convertor_t convertor;
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mca_pml_cm_request_t req;
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mca_mtl_request_t *req_mtl =
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alloca(sizeof(mca_mtl_request_t) + ompi_mtl->mtl_request_size);
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OBJ_CONSTRUCT(&convertor, opal_convertor_t);
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req_mtl->ompi_req = &req.req_ompi;
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req_mtl->completion_callback = mca_pml_cm_recv_fast_completion;
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req.req_pml_type = MCA_PML_CM_REQUEST_RECV_THIN;
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req.req_free_called = false;
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req.req_ompi.req_complete = false;
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req.req_ompi.req_complete_cb = NULL;
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req.req_ompi.req_state = OMPI_REQUEST_ACTIVE;
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req.req_ompi.req_status.MPI_TAG = OMPI_ANY_TAG;
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req.req_ompi.req_status.MPI_ERROR = OMPI_SUCCESS;
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req.req_ompi.req_status._cancelled = 0;
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT
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if( MPI_ANY_SOURCE == src ) {
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ompi_proc = ompi_proc_local_proc;
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} else {
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ompi_proc = ompi_comm_peer_lookup( comm, src );
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}
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opal_convertor_copy_and_prepare_for_recv(
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ompi_proc->super.proc_convertor,
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&(datatype->super),
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count,
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addr,
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0,
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&convertor );
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#else
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opal_convertor_copy_and_prepare_for_recv(
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ompi_mpi_local_convertor,
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&(datatype->super),
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count,
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addr,
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0,
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&convertor );
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#endif
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ret = OMPI_MTL_CALL(irecv(ompi_mtl,
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comm,
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src,
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tag,
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&convertor,
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req_mtl));
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if( OPAL_UNLIKELY(OMPI_SUCCESS != ret) ) {
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OBJ_DESTRUCT(&convertor);
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return ret;
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}
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ompi_request_wait_completion(&req.req_ompi);
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if (NULL != status) { /* return status */
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*status = req.req_ompi.req_status;
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}
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ret = req.req_ompi.req_status.MPI_ERROR;
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OBJ_DESTRUCT(&convertor);
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return ret;
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_isend_init(const void* buf,
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size_t count,
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ompi_datatype_t* datatype,
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int dst,
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int tag,
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mca_pml_base_send_mode_t sendmode,
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ompi_communicator_t* comm,
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ompi_request_t** request)
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{
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mca_pml_cm_hvy_send_request_t *sendreq;
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT
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ompi_proc_t* ompi_proc;
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#endif
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MCA_PML_CM_HVY_SEND_REQUEST_ALLOC(sendreq, comm, dst, ompi_proc);
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if (OPAL_UNLIKELY(NULL == sendreq)) return OMPI_ERR_OUT_OF_RESOURCE;
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MCA_PML_CM_HVY_SEND_REQUEST_INIT(sendreq, ompi_proc, comm, tag, dst,
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datatype, sendmode, true, false, buf, count);
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*request = (ompi_request_t*) sendreq;
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return OMPI_SUCCESS;
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_isend(const void* buf,
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size_t count,
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ompi_datatype_t* datatype,
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int dst,
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int tag,
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mca_pml_base_send_mode_t sendmode,
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ompi_communicator_t* comm,
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ompi_request_t** request)
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{
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int ret;
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if(sendmode == MCA_PML_BASE_SEND_BUFFERED ) {
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mca_pml_cm_hvy_send_request_t* sendreq;
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT
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ompi_proc_t* ompi_proc = NULL;
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#endif
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MCA_PML_CM_HVY_SEND_REQUEST_ALLOC(sendreq, comm, dst, ompi_proc);
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if (OPAL_UNLIKELY(NULL == sendreq)) return OMPI_ERR_OUT_OF_RESOURCE;
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MCA_PML_CM_HVY_SEND_REQUEST_INIT(sendreq,
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ompi_proc,
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comm,
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tag,
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dst,
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datatype,
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sendmode,
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false,
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false,
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buf,
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count);
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MCA_PML_CM_HVY_SEND_REQUEST_START( sendreq, ret);
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if (OPAL_LIKELY(OMPI_SUCCESS == ret)) *request = (ompi_request_t*) sendreq;
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} else {
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mca_pml_cm_thin_send_request_t* sendreq;
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT
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ompi_proc_t* ompi_proc = NULL;
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#endif
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MCA_PML_CM_THIN_SEND_REQUEST_ALLOC(sendreq, comm, dst, ompi_proc);
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if (OPAL_UNLIKELY(NULL == sendreq)) return OMPI_ERR_OUT_OF_RESOURCE;
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MCA_PML_CM_THIN_SEND_REQUEST_INIT(sendreq,
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ompi_proc,
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comm,
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tag,
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dst,
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datatype,
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sendmode,
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buf,
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count);
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MCA_PML_CM_THIN_SEND_REQUEST_START(
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sendreq,
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comm,
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tag,
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dst,
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sendmode,
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false,
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ret);
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if (OPAL_LIKELY(OMPI_SUCCESS == ret)) *request = (ompi_request_t*) sendreq;
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}
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return ret;
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_send(const void *buf,
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size_t count,
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ompi_datatype_t* datatype,
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int dst,
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int tag,
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mca_pml_base_send_mode_t sendmode,
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ompi_communicator_t* comm)
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{
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int ret = OMPI_ERROR;
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ompi_proc_t * ompi_proc;
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if(sendmode == MCA_PML_BASE_SEND_BUFFERED) {
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mca_pml_cm_hvy_send_request_t *sendreq;
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MCA_PML_CM_HVY_SEND_REQUEST_ALLOC(sendreq, comm, dst, ompi_proc);
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if (OPAL_UNLIKELY(NULL == sendreq)) return OMPI_ERR_OUT_OF_RESOURCE;
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MCA_PML_CM_HVY_SEND_REQUEST_INIT(sendreq,
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ompi_proc,
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comm,
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tag,
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dst,
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datatype,
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sendmode,
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false,
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false,
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buf,
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count);
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MCA_PML_CM_HVY_SEND_REQUEST_START(sendreq, ret);
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if (OPAL_UNLIKELY(OMPI_SUCCESS != ret)) {
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MCA_PML_CM_HVY_SEND_REQUEST_RETURN(sendreq);
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return ret;
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}
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ompi_request_free( (ompi_request_t**)&sendreq );
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} else {
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opal_convertor_t convertor;
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OBJ_CONSTRUCT(&convertor, opal_convertor_t);
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#if !(OPAL_ENABLE_HETEROGENEOUS_SUPPORT)
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if (opal_datatype_is_contiguous_memory_layout(&datatype->super, count)) {
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convertor.remoteArch = ompi_mpi_local_convertor->remoteArch;
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convertor.flags = ompi_mpi_local_convertor->flags;
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convertor.master = ompi_mpi_local_convertor->master;
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convertor.local_size = count * datatype->super.size;
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convertor.pBaseBuf = (unsigned char*)buf + datatype->super.true_lb;
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convertor.count = count;
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convertor.pDesc = &datatype->super;
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} else
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#endif
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{
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ompi_proc = ompi_comm_peer_lookup(comm, dst);
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opal_convertor_copy_and_prepare_for_send(
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ompi_proc->super.proc_convertor,
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&datatype->super, count, buf, 0,
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&convertor);
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}
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ret = OMPI_MTL_CALL(send(ompi_mtl,
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comm,
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dst,
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tag,
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&convertor,
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sendmode));
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OBJ_DESTRUCT(&convertor);
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}
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return ret;
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_iprobe(int src, int tag,
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struct ompi_communicator_t *comm,
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int *matched, ompi_status_public_t * status)
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{
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return OMPI_MTL_CALL(iprobe(ompi_mtl,
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comm, src, tag,
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matched, status));
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_probe(int src, int tag,
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struct ompi_communicator_t *comm,
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ompi_status_public_t * status)
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{
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int ret, matched = 0;
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while (true) {
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ret = OMPI_MTL_CALL(iprobe(ompi_mtl,
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comm, src, tag,
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&matched, status));
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if (OMPI_SUCCESS != ret) break;
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if (matched) break;
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opal_progress();
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}
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return ret;
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_improbe(int src,
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int tag,
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struct ompi_communicator_t* comm,
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int *matched,
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struct ompi_message_t **message,
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ompi_status_public_t* status)
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{
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return OMPI_MTL_CALL(improbe(ompi_mtl,
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comm, src, tag,
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matched, message,
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status));
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_mprobe(int src,
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int tag,
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struct ompi_communicator_t* comm,
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struct ompi_message_t **message,
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ompi_status_public_t* status)
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{
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int ret, matched = 0;
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while (true) {
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ret = OMPI_MTL_CALL(improbe(ompi_mtl,
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comm, src, tag,
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&matched, message,
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status));
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if (OMPI_SUCCESS != ret) break;
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if (matched) break;
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opal_progress();
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}
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return ret;
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_imrecv(void *buf,
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size_t count,
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ompi_datatype_t *datatype,
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struct ompi_message_t **message,
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struct ompi_request_t **request)
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{
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int ret;
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mca_pml_cm_thin_recv_request_t *recvreq;
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT
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ompi_proc_t* ompi_proc;
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#endif
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ompi_communicator_t *comm = (*message)->comm;
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MCA_PML_CM_THIN_RECV_REQUEST_ALLOC(recvreq);
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if( OPAL_UNLIKELY(NULL == recvreq) ) return OMPI_ERR_OUT_OF_RESOURCE;
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MCA_PML_CM_THIN_RECV_REQUEST_INIT(recvreq,
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ompi_proc,
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comm,
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(*message)->peer,
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datatype,
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buf,
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count);
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MCA_PML_CM_THIN_RECV_REQUEST_MATCHED_START(recvreq, message, ret);
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if( OPAL_LIKELY(OMPI_SUCCESS == ret) ) *request = (ompi_request_t*) recvreq;
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return ret;
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}
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__opal_attribute_always_inline__ static inline int
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mca_pml_cm_mrecv(void *buf,
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size_t count,
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ompi_datatype_t *datatype,
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struct ompi_message_t **message,
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ompi_status_public_t* status)
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{
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int ret;
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mca_pml_cm_thin_recv_request_t *recvreq;
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT
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ompi_proc_t* ompi_proc;
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#endif
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ompi_communicator_t *comm = (*message)->comm;
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MCA_PML_CM_THIN_RECV_REQUEST_ALLOC(recvreq);
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if( OPAL_UNLIKELY(NULL == recvreq) ) return OMPI_ERR_OUT_OF_RESOURCE;
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MCA_PML_CM_THIN_RECV_REQUEST_INIT(recvreq,
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ompi_proc,
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comm,
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(*message)->peer,
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datatype,
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|
buf,
|
|
count);
|
|
|
|
MCA_PML_CM_THIN_RECV_REQUEST_MATCHED_START(recvreq,
|
|
message, ret);
|
|
if( OPAL_UNLIKELY(OMPI_SUCCESS != ret) ) {
|
|
MCA_PML_CM_THIN_RECV_REQUEST_RETURN(recvreq);
|
|
return ret;
|
|
}
|
|
|
|
ompi_request_wait_completion(&recvreq->req_base.req_ompi);
|
|
|
|
if (NULL != status) { /* return status */
|
|
*status = recvreq->req_base.req_ompi.req_status;
|
|
}
|
|
ret = recvreq->req_base.req_ompi.req_status.MPI_ERROR;
|
|
ompi_request_free( (ompi_request_t**)&recvreq );
|
|
|
|
return ret;
|
|
}
|
|
|
|
OMPI_DECLSPEC extern int mca_pml_cm_start(size_t count, ompi_request_t** requests);
|
|
|
|
|
|
OMPI_DECLSPEC extern int mca_pml_cm_dump(struct ompi_communicator_t* comm,
|
|
int verbose);
|
|
|
|
OMPI_DECLSPEC extern int mca_pml_cm_cancel(struct ompi_request_t *request, int flag);
|
|
|
|
END_C_DECLS
|
|
|
|
#endif /* PML_CM_H_HAS_BEEN_INCLUDED */
|