898 строки
31 KiB
C
898 строки
31 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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#include "ompi_config.h"
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#include <string.h>
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#include "opal/util/output.h"
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#include "opal/util/if.h"
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#include "ompi/mca/pml/pml.h"
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#include "ompi/mca/btl/btl.h"
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#include "btl_mvapi.h"
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#include "btl_mvapi_frag.h"
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#include "btl_mvapi_proc.h"
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#include "btl_mvapi_endpoint.h"
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#include "ompi/datatype/convertor.h"
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#include "ompi/datatype/datatype.h"
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#include "ompi/mca/mpool/base/base.h"
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#include "ompi/mca/mpool/mpool.h"
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#include "ompi/mca/mpool/mvapi/mpool_mvapi.h"
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#include "ompi/mca/btl/base/btl_base_error.h"
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#include <vapi_types.h>
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#include <math.h> /* for log2 */
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mca_btl_mvapi_module_t mca_btl_mvapi_module = {
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{
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&mca_btl_mvapi_component.super,
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0, /* max size of first fragment */
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0, /* min send fragment size */
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0, /* max send fragment size */
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0, /* min rdma fragment size */
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0, /* max rdma fragment size */
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0, /* exclusivity */
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0, /* latency */
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0, /* bandwidth */
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0, /* TODO this should be PUT btl flags */
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mca_btl_mvapi_add_procs,
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mca_btl_mvapi_del_procs,
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mca_btl_mvapi_register,
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mca_btl_mvapi_finalize,
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/* we need alloc free, pack */
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mca_btl_mvapi_alloc,
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mca_btl_mvapi_free,
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mca_btl_mvapi_prepare_src,
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mca_btl_mvapi_prepare_dst,
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mca_btl_mvapi_send,
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mca_btl_mvapi_put,
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mca_btl_mvapi_get,
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mca_btl_mvapi_dump
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}
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};
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/*
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* add a proc to this btl module
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* creates an endpoint that is setup on the
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* first send to the endpoint
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*/
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int mca_btl_mvapi_add_procs(
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struct mca_btl_base_module_t* btl,
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size_t nprocs,
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struct ompi_proc_t **ompi_procs,
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struct mca_btl_base_endpoint_t** peers,
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ompi_bitmap_t* reachable)
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{
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mca_btl_mvapi_module_t* mvapi_btl = (mca_btl_mvapi_module_t*)btl;
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int i, rc;
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for(i = 0; i < (int) nprocs; i++) {
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struct ompi_proc_t* ompi_proc = ompi_procs[i];
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mca_btl_mvapi_proc_t* ib_proc;
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mca_btl_base_endpoint_t* ib_peer;
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if(NULL == (ib_proc = mca_btl_mvapi_proc_create(ompi_proc))) {
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continue;
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}
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/*
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* Check to make sure that the peer has at least as many interface
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* addresses exported as we are trying to use. If not, then
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* don't bind this PTL instance to the proc.
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*/
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OPAL_THREAD_LOCK(&ib_proc->proc_lock);
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/* The btl_proc datastructure is shared by all IB PTL
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* instances that are trying to reach this destination.
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* Cache the peer instance on the btl_proc.
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*/
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ib_peer = OBJ_NEW(mca_btl_mvapi_endpoint_t);
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if(NULL == ib_peer) {
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OPAL_THREAD_UNLOCK(&ib_proc->proc_lock);
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return OMPI_ERR_OUT_OF_RESOURCE;
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}
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ib_peer->endpoint_btl = mvapi_btl;
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ib_peer->subnet = mvapi_btl->port_info.subnet;
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rc = mca_btl_mvapi_proc_insert(ib_proc, ib_peer);
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if(rc != OMPI_SUCCESS) {
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OBJ_RELEASE(ib_peer);
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OPAL_THREAD_UNLOCK(&ib_proc->proc_lock);
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continue;
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}
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ompi_bitmap_set_bit(reachable, i);
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OPAL_THREAD_UNLOCK(&ib_proc->proc_lock);
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peers[i] = ib_peer;
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}
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/* currently we only scale the srq the first time
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add_procs is called, subsequent calls are ignored,
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we should be able to change this to modify the SRQ but
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I am unsure as to what this entails
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*/
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if( 0 == mvapi_btl->num_peers ) {
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mvapi_btl->num_peers += nprocs;
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if(mca_btl_mvapi_component.use_srq) {
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mvapi_btl->rd_num = mca_btl_mvapi_component.rd_num + log2(nprocs) * mca_btl_mvapi_component.srq_rd_per_peer;
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if(mvapi_btl->rd_num > mca_btl_mvapi_component.srq_rd_max)
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mvapi_btl->rd_num = mca_btl_mvapi_component.srq_rd_max;
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mvapi_btl->rd_low = mvapi_btl->rd_num - 1;
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free(mvapi_btl->rr_desc_post);
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mvapi_btl->rr_desc_post = (VAPI_rr_desc_t*) malloc((mvapi_btl->rd_num * sizeof(VAPI_rr_desc_t)));
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}
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}
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return OMPI_SUCCESS;
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}
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/*
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* delete the proc as reachable from this btl module
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*/
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int mca_btl_mvapi_del_procs(struct mca_btl_base_module_t* btl,
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size_t nprocs,
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struct ompi_proc_t **procs,
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struct mca_btl_base_endpoint_t ** peers)
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{
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/* Stub */
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BTL_VERBOSE(("Stub\n"));
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return OMPI_SUCCESS;
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}
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/*
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*Register callback function to support send/recv semantics
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*/
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int mca_btl_mvapi_register(
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struct mca_btl_base_module_t* btl,
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mca_btl_base_tag_t tag,
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mca_btl_base_module_recv_cb_fn_t cbfunc,
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void* cbdata)
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{
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mca_btl_mvapi_module_t* mvapi_btl = (mca_btl_mvapi_module_t*) btl;
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OPAL_THREAD_LOCK(&mvapi_btl->ib_lock);
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mvapi_btl->ib_reg[tag].cbfunc = cbfunc;
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mvapi_btl->ib_reg[tag].cbdata = cbdata;
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OPAL_THREAD_UNLOCK(&mvapi_btl->ib_lock);
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return OMPI_SUCCESS;
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}
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/**
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* Allocate a segment.
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*
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* @param btl (IN) BTL module
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* @param size (IN) Request segment size.
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*
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* When allocating a segment we pull a pre-alllocated segment
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* from one of two free lists, an eager list and a max list
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*/
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mca_btl_base_descriptor_t* mca_btl_mvapi_alloc(
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struct mca_btl_base_module_t* btl,
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size_t size)
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{
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mca_btl_mvapi_frag_t* frag;
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mca_btl_mvapi_module_t* mvapi_btl;
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int rc;
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mvapi_btl = (mca_btl_mvapi_module_t*) btl;
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if(size <= mca_btl_mvapi_component.eager_limit){
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MCA_BTL_IB_FRAG_ALLOC_EAGER(btl, frag, rc);
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if(NULL == frag) return NULL;
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frag->segment.seg_len = size;
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} else if (size <= mca_btl_mvapi_component.max_send_size) {
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MCA_BTL_IB_FRAG_ALLOC_MAX(btl, frag, rc);
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if(NULL == frag) return NULL;
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frag->segment.seg_len = size;
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} else {
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return NULL;
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}
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frag->segment.seg_len = size <= mvapi_btl->super.btl_eager_limit ? size : mvapi_btl->super.btl_eager_limit;
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frag->base.des_flags = 0;
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return (mca_btl_base_descriptor_t*)frag;
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}
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/**
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* Return a segment
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*
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* Return the segment to the appropriate
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* preallocated segment list
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*/
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int mca_btl_mvapi_free(
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struct mca_btl_base_module_t* btl,
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mca_btl_base_descriptor_t* des)
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{
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mca_btl_mvapi_frag_t* frag = (mca_btl_mvapi_frag_t*)des;
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if (MCA_BTL_MVAPI_FRAG_FRAG == frag->type) {
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btl->btl_mpool->mpool_release(btl->btl_mpool, (mca_mpool_base_registration_t*) frag->vapi_reg);
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}
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MCA_BTL_IB_FRAG_RETURN(btl, frag);
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return OMPI_SUCCESS;
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}
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/**
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* register user buffer or pack
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* data into pre-registered buffer and return a
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* descriptor that can be
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* used for send/put.
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*
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* @param btl (IN) BTL module
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* @param endpoint (IN) BTL peer addressing
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*
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* prepare source's behavior depends on the following:
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* Has a valid memory registration been passed to prepare_src?
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* if so we attempt to use the pre-registred user-buffer, if the memory registration
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* is to small (only a portion of the user buffer) then we must reregister the user buffer
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* Has the user requested the memory to be left pinned?
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* if so we insert the memory registration into a memory tree for later lookup, we
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* may also remove a previous registration if a MRU (most recently used) list of
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* registions is full, this prevents resources from being exhausted.
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* Is the requested size larger than the btl's max send size?
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* if so and we aren't asked to leave the registration pinned than we register the memory if
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* the users buffer is contiguous
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* Otherwise we choose from two free lists of pre-registered memory in which to pack the data into.
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*
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*/
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mca_btl_base_descriptor_t* mca_btl_mvapi_prepare_src(
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struct mca_btl_base_module_t* btl,
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struct mca_btl_base_endpoint_t* endpoint,
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mca_mpool_base_registration_t* registration,
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struct ompi_convertor_t* convertor,
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size_t reserve,
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size_t* size
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)
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{
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mca_btl_mvapi_module_t* mvapi_btl;
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mca_btl_mvapi_frag_t* frag;
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mca_mpool_mvapi_registration_t * vapi_reg;
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struct iovec iov;
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uint32_t iov_count = 1;
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size_t max_data = *size;
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int32_t free_after;
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int rc;
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mvapi_btl = (mca_btl_mvapi_module_t*) btl;
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vapi_reg = (mca_mpool_mvapi_registration_t*) registration;
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if(NULL != vapi_reg && 0 == ompi_convertor_need_buffers(convertor)){
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size_t reg_len;
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/* the memory is already pinned and we have contiguous user data */
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MCA_BTL_IB_FRAG_ALLOC_FRAG(btl, frag, rc);
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if(NULL == frag){
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return NULL;
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}
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iov.iov_len = max_data;
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iov.iov_base = NULL;
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ompi_convertor_pack(convertor, &iov, &iov_count, &max_data, &free_after);
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*size = max_data;
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frag->segment.seg_len = max_data;
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frag->segment.seg_addr.pval = iov.iov_base;
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reg_len = (unsigned char*)vapi_reg->base_reg.bound - (unsigned char*)iov.iov_base + 1;
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frag->sg_entry.len = max_data;
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frag->sg_entry.lkey = vapi_reg->l_key;
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frag->sg_entry.addr = (VAPI_virt_addr_t) (MT_virt_addr_t) iov.iov_base;
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frag->segment.seg_key.key32[0] = (uint32_t) vapi_reg->l_key;
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frag->base.des_src = &frag->segment;
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frag->base.des_src_cnt = 1;
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frag->base.des_dst = NULL;
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frag->base.des_dst_cnt = 0;
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frag->base.des_flags = 0;
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frag->vapi_reg = vapi_reg;
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btl->btl_mpool->mpool_retain(btl->btl_mpool, (mca_mpool_base_registration_t*) vapi_reg);
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if(vapi_reg->base_reg.flags & MCA_MPOOL_FLAGS_CACHE) {
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assert(vapi_reg->base_reg.ref_count >= 4);
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} else {
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assert(vapi_reg->base_reg.ref_count >= 2);
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}
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return &frag->base;
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} else if( max_data > btl->btl_max_send_size &&
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ompi_convertor_need_buffers(convertor) == 0 &&
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reserve == 0)
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{
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/* The user buffer is contigous and we are asked to send more than the max send size. */
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MCA_BTL_IB_FRAG_ALLOC_FRAG(btl, frag, rc);
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if(NULL == frag){
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return NULL;
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}
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iov.iov_len = max_data;
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iov.iov_base = NULL;
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ompi_convertor_pack(convertor, &iov, &iov_count, &max_data, &free_after);
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*size = max_data;
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frag->segment.seg_len = max_data;
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frag->segment.seg_addr.pval = iov.iov_base;
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frag->base.des_flags = 0;
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rc = btl->btl_mpool->mpool_register(btl->btl_mpool,
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iov.iov_base,
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max_data,
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0,
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(mca_mpool_base_registration_t**) &vapi_reg);
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if(OMPI_SUCCESS != rc || NULL == vapi_reg) {
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BTL_ERROR(("mpool_register(%p,%lu) failed", iov.iov_base, max_data));
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MCA_BTL_IB_FRAG_RETURN(btl, frag);
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return NULL;
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}
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frag->sg_entry.len = max_data;
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frag->sg_entry.lkey = vapi_reg->l_key;
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frag->sg_entry.addr = (VAPI_virt_addr_t) (MT_virt_addr_t) iov.iov_base;
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frag->segment.seg_key.key32[0] = (uint32_t) vapi_reg->l_key;
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frag->base.des_src = &frag->segment;
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frag->base.des_src_cnt = 1;
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frag->base.des_dst = NULL;
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frag->base.des_dst_cnt = 0;
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frag->vapi_reg = vapi_reg;
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return &frag->base;
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} else if (max_data+reserve <= btl->btl_eager_limit) {
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/* the data is small enough to fit in the eager frag and
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either we received no prepinned memory or leave pinned is
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not set
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*/
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MCA_BTL_IB_FRAG_ALLOC_EAGER(btl, frag, rc);
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if(NULL == frag) {
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return NULL;
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}
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iov.iov_len = max_data;
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iov.iov_base = (unsigned char*)frag->segment.seg_addr.pval + reserve;
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rc = ompi_convertor_pack(convertor, &iov, &iov_count, &max_data, &free_after);
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*size = max_data;
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if( rc < 0 ) {
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MCA_BTL_IB_FRAG_RETURN(btl, frag);
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return NULL;
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}
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frag->segment.seg_len = max_data + reserve;
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frag->segment.seg_key.key32[0] = (uint32_t) frag->sg_entry.lkey;
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frag->base.des_src = &frag->segment;
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frag->base.des_src_cnt = 1;
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frag->base.des_dst = NULL;
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frag->base.des_dst_cnt = 0;
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frag->base.des_flags = 0;
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return &frag->base;
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} else {
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MCA_BTL_IB_FRAG_ALLOC_MAX(btl, frag, rc);
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if(NULL == frag) {
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return NULL;
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}
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if(max_data + reserve > btl->btl_max_send_size){
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max_data = btl->btl_max_send_size - reserve;
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}
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iov.iov_len = max_data;
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iov.iov_base = (unsigned char*)frag->segment.seg_addr.pval + reserve;
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rc = ompi_convertor_pack(convertor, &iov, &iov_count, &max_data, &free_after);
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*size = max_data;
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if( rc < 0 ) {
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MCA_BTL_IB_FRAG_RETURN(btl, frag);
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return NULL;
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}
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frag->segment.seg_len = max_data + reserve;
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frag->segment.seg_key.key32[0] = (uint32_t) frag->sg_entry.lkey;
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frag->base.des_src = &frag->segment;
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frag->base.des_src_cnt = 1;
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frag->base.des_dst = NULL;
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frag->base.des_dst_cnt = 0;
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frag->base.des_flags=0;
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return &frag->base;
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}
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return NULL;
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}
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/**
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* Prepare the dst buffer
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*
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* @param btl (IN) BTL module
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* @param peer (IN) BTL peer addressing
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* prepare dest's behavior depends on the following:
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* Has a valid memory registration been passed to prepare_src?
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* if so we attempt to use the pre-registred user-buffer, if the memory registration
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* is to small (only a portion of the user buffer) then we must reregister the user buffer
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* Has the user requested the memory to be left pinned?
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* if so we insert the memory registration into a memory tree for later lookup, we
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* may also remove a previous registration if a MRU (most recently used) list of
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* registions is full, this prevents resources from being exhausted.
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*/
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mca_btl_base_descriptor_t* mca_btl_mvapi_prepare_dst(
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struct mca_btl_base_module_t* btl,
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struct mca_btl_base_endpoint_t* endpoint,
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mca_mpool_base_registration_t* registration,
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struct ompi_convertor_t* convertor,
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size_t reserve,
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size_t* size)
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{
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mca_btl_mvapi_module_t* mvapi_btl;
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mca_btl_mvapi_frag_t* frag;
|
|
mca_mpool_mvapi_registration_t * vapi_reg;
|
|
long lb;
|
|
int rc;
|
|
|
|
mvapi_btl = (mca_btl_mvapi_module_t*) btl;
|
|
vapi_reg = (mca_mpool_mvapi_registration_t*) registration;
|
|
|
|
MCA_BTL_IB_FRAG_ALLOC_FRAG(btl, frag, rc);
|
|
|
|
if(NULL == frag){
|
|
return NULL;
|
|
}
|
|
|
|
ompi_ddt_type_lb(convertor->pDesc, &lb);
|
|
frag->segment.seg_len = *size;
|
|
frag->segment.seg_addr.pval = convertor->pBaseBuf + lb + convertor->bConverted;
|
|
frag->base.des_flags = 0;
|
|
|
|
if(NULL!= vapi_reg){
|
|
/* the memory is already pinned- use it*/
|
|
btl->btl_mpool->mpool_retain(btl->btl_mpool, (mca_mpool_base_registration_t*) vapi_reg);
|
|
if(vapi_reg->base_reg.flags & MCA_MPOOL_FLAGS_CACHE) {
|
|
assert(vapi_reg->base_reg.ref_count >= 4);
|
|
} else {
|
|
assert(vapi_reg->base_reg.ref_count >= 2);
|
|
}
|
|
} else {
|
|
/* we didn't get a memory registration passed in, so we have to register the region
|
|
* ourselves
|
|
*/
|
|
rc = btl->btl_mpool->mpool_register(btl->btl_mpool,
|
|
frag->segment.seg_addr.pval,
|
|
*size,
|
|
0,
|
|
(mca_mpool_base_registration_t**) &vapi_reg);
|
|
if(OMPI_SUCCESS != rc || NULL == vapi_reg) {
|
|
BTL_ERROR(("mpool_register(%p,%lu) failed: base %p lb %lu offset %lu",
|
|
frag->segment.seg_addr.pval, *size, convertor->pBaseBuf, lb, convertor->bConverted));
|
|
MCA_BTL_IB_FRAG_RETURN(btl, frag);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
frag->sg_entry.len = *size;
|
|
frag->sg_entry.lkey = vapi_reg->l_key;
|
|
frag->sg_entry.addr = (VAPI_virt_addr_t) (MT_virt_addr_t) frag->segment.seg_addr.pval;
|
|
|
|
frag->segment.seg_key.key32[0] = (uint32_t) vapi_reg->r_key;
|
|
|
|
frag->base.des_dst = &frag->segment;
|
|
frag->base.des_dst_cnt = 1;
|
|
frag->base.des_src = NULL;
|
|
frag->base.des_src_cnt = 0;
|
|
frag->vapi_reg = vapi_reg;
|
|
|
|
return &frag->base;
|
|
|
|
}
|
|
|
|
int mca_btl_mvapi_finalize(struct mca_btl_base_module_t* btl)
|
|
{
|
|
mca_btl_mvapi_module_t* mvapi_btl;
|
|
mvapi_btl = (mca_btl_mvapi_module_t*) btl;
|
|
return OMPI_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* Initiate a send.
|
|
*/
|
|
|
|
int mca_btl_mvapi_send(
|
|
struct mca_btl_base_module_t* btl,
|
|
struct mca_btl_base_endpoint_t* endpoint,
|
|
struct mca_btl_base_descriptor_t* descriptor,
|
|
mca_btl_base_tag_t tag)
|
|
|
|
{
|
|
mca_btl_mvapi_frag_t* frag = (mca_btl_mvapi_frag_t*)descriptor;
|
|
frag->endpoint = endpoint;
|
|
frag->hdr->tag = tag;
|
|
frag->sr_desc.opcode = VAPI_SEND;
|
|
return mca_btl_mvapi_endpoint_send(endpoint, frag);
|
|
}
|
|
|
|
/*
|
|
* RDMA local buffer to remote buffer address.
|
|
*/
|
|
|
|
int mca_btl_mvapi_put( mca_btl_base_module_t* btl,
|
|
mca_btl_base_endpoint_t* endpoint,
|
|
mca_btl_base_descriptor_t* descriptor)
|
|
{
|
|
int rc;
|
|
mca_btl_mvapi_module_t* mvapi_btl = (mca_btl_mvapi_module_t*) btl;
|
|
mca_btl_mvapi_frag_t* frag = (mca_btl_mvapi_frag_t*) descriptor;
|
|
|
|
/* setup for queued requests */
|
|
frag->endpoint = endpoint;
|
|
frag->sr_desc.opcode = VAPI_RDMA_WRITE;
|
|
|
|
/* check for a send wqe */
|
|
if (OPAL_THREAD_ADD32(&endpoint->sd_wqe_lp,-1) < 0) {
|
|
OPAL_THREAD_ADD32(&endpoint->sd_wqe_lp,1);
|
|
OPAL_THREAD_LOCK(&endpoint->endpoint_lock);
|
|
opal_list_append(&endpoint->pending_frags_lp, (opal_list_item_t *)frag);
|
|
OPAL_THREAD_UNLOCK(&endpoint->endpoint_lock);
|
|
return OMPI_SUCCESS;
|
|
|
|
/* post descriptor */
|
|
} else {
|
|
|
|
frag->sr_desc.remote_qp = endpoint->rem_info.rem_qp_num_lp;
|
|
frag->sr_desc.remote_addr = (VAPI_virt_addr_t) (MT_virt_addr_t) frag->base.des_dst->seg_addr.pval;
|
|
frag->sr_desc.r_key = frag->base.des_dst->seg_key.key32[0];
|
|
frag->sg_entry.addr = (VAPI_virt_addr_t) (MT_virt_addr_t) frag->base.des_src->seg_addr.pval;
|
|
frag->sg_entry.len = frag->base.des_src->seg_len;
|
|
if(VAPI_OK != VAPI_post_sr(mvapi_btl->nic, endpoint->lcl_qp_hndl_lp, &frag->sr_desc)) {
|
|
rc = OMPI_ERROR;
|
|
} else {
|
|
rc = OMPI_SUCCESS;
|
|
}
|
|
#ifdef VAPI_FEATURE_SRQ
|
|
if(mca_btl_mvapi_component.use_srq) {
|
|
MCA_BTL_MVAPI_POST_SRR_HIGH(mvapi_btl, 1);
|
|
MCA_BTL_MVAPI_POST_SRR_LOW(mvapi_btl, 1);
|
|
} else
|
|
#endif
|
|
{
|
|
MCA_BTL_MVAPI_ENDPOINT_POST_RR_HIGH(endpoint, 1);
|
|
MCA_BTL_MVAPI_ENDPOINT_POST_RR_LOW(endpoint, 1);
|
|
}
|
|
}
|
|
return rc;
|
|
}
|
|
|
|
/*
|
|
* RDMA read remote buffer to local buffer address.
|
|
*/
|
|
|
|
int mca_btl_mvapi_get( mca_btl_base_module_t* btl,
|
|
mca_btl_base_endpoint_t* endpoint,
|
|
mca_btl_base_descriptor_t* descriptor)
|
|
{
|
|
int rc;
|
|
mca_btl_mvapi_module_t* mvapi_btl = (mca_btl_mvapi_module_t*) btl;
|
|
mca_btl_mvapi_frag_t* frag = (mca_btl_mvapi_frag_t*) descriptor;
|
|
|
|
frag->endpoint = endpoint;
|
|
frag->sr_desc.opcode = VAPI_RDMA_READ;
|
|
|
|
/* check for a send wqe */
|
|
if (OPAL_THREAD_ADD32(&endpoint->sd_wqe_lp,-1) < 0) {
|
|
|
|
OPAL_THREAD_ADD32(&endpoint->sd_wqe_lp,1);
|
|
OPAL_THREAD_LOCK(&mvapi_btl->ib_lock);
|
|
opal_list_append(&mvapi_btl->pending_frags_lp, (opal_list_item_t *)frag);
|
|
OPAL_THREAD_UNLOCK(&mvapi_btl->ib_lock);
|
|
return OMPI_SUCCESS;
|
|
|
|
/* check for a get token */
|
|
} else if(OPAL_THREAD_ADD32(&endpoint->get_tokens,-1) < 0) {
|
|
|
|
OPAL_THREAD_ADD32(&endpoint->sd_wqe_lp,1);
|
|
OPAL_THREAD_ADD32(&endpoint->get_tokens,1);
|
|
OPAL_THREAD_LOCK(&endpoint->endpoint_lock);
|
|
opal_list_append(&endpoint->pending_frags_lp, (opal_list_item_t*)frag);
|
|
OPAL_THREAD_UNLOCK(&endpoint->endpoint_lock);
|
|
return OMPI_SUCCESS;
|
|
|
|
|
|
} else {
|
|
|
|
frag->sr_desc.remote_qp = endpoint->rem_info.rem_qp_num_lp;
|
|
frag->sr_desc.remote_addr = (VAPI_virt_addr_t) (MT_virt_addr_t) frag->base.des_src->seg_addr.pval;
|
|
frag->sr_desc.r_key = frag->base.des_src->seg_key.key32[0];
|
|
frag->sg_entry.addr = (VAPI_virt_addr_t) (MT_virt_addr_t) frag->base.des_dst->seg_addr.pval;
|
|
frag->sg_entry.len = frag->base.des_dst->seg_len;
|
|
|
|
if(VAPI_OK != VAPI_post_sr(mvapi_btl->nic, endpoint->lcl_qp_hndl_lp, &frag->sr_desc)) {
|
|
rc = OMPI_ERROR;
|
|
} else {
|
|
rc = OMPI_SUCCESS;
|
|
}
|
|
#ifdef VAPI_FEATURE_SRQ
|
|
if(mca_btl_mvapi_component.use_srq) {
|
|
MCA_BTL_MVAPI_POST_SRR_HIGH(mvapi_btl, 1);
|
|
MCA_BTL_MVAPI_POST_SRR_LOW(mvapi_btl, 1);
|
|
} else
|
|
#endif
|
|
{
|
|
MCA_BTL_MVAPI_ENDPOINT_POST_RR_HIGH(endpoint, 1);
|
|
MCA_BTL_MVAPI_ENDPOINT_POST_RR_LOW(endpoint, 1);
|
|
}
|
|
}
|
|
return rc;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Asynchronous event handler to detect unforseen
|
|
* events. Usually, such events are catastrophic.
|
|
* Should have a robust mechanism to handle these
|
|
* events and abort the OMPI application if necessary.
|
|
*
|
|
*/
|
|
static void async_event_handler(VAPI_hca_hndl_t hca_hndl,
|
|
VAPI_event_record_t * event_p,
|
|
void *priv_data)
|
|
{
|
|
switch (event_p->type) {
|
|
case VAPI_QP_PATH_MIGRATED:
|
|
case VAPI_EEC_PATH_MIGRATED:
|
|
case VAPI_QP_COMM_ESTABLISHED:
|
|
case VAPI_EEC_COMM_ESTABLISHED:
|
|
case VAPI_SEND_QUEUE_DRAINED:
|
|
case VAPI_PORT_ACTIVE:
|
|
{
|
|
BTL_VERBOSE(("Got an asynchronous event: %s\n", VAPI_event_record_sym(event_p->type)));
|
|
break;
|
|
}
|
|
case VAPI_CQ_ERROR:
|
|
case VAPI_LOCAL_WQ_INV_REQUEST_ERROR:
|
|
case VAPI_LOCAL_WQ_ACCESS_VIOL_ERROR:
|
|
case VAPI_LOCAL_WQ_CATASTROPHIC_ERROR:
|
|
case VAPI_PATH_MIG_REQ_ERROR:
|
|
case VAPI_LOCAL_EEC_CATASTROPHIC_ERROR:
|
|
case VAPI_LOCAL_CATASTROPHIC_ERROR:
|
|
case VAPI_PORT_ERROR:
|
|
{
|
|
BTL_ERROR(("Got an asynchronous event: %s (%s)",
|
|
VAPI_event_record_sym(event_p->type),
|
|
VAPI_event_syndrome_sym(event_p->syndrome)));
|
|
break;
|
|
}
|
|
#ifdef VAPI_FEATURE_SRQ
|
|
case VAPI_SRQ_LIMIT_REACHED:
|
|
{
|
|
size_t i;
|
|
BTL_ERROR(("SRQ limit is reached, posting more buffers %s\n", VAPI_event_record_sym(event_p->type)));
|
|
for(i = 0; i < mca_btl_mvapi_component.ib_num_btls; i++) {
|
|
mca_btl_mvapi_module_t* mvapi_btl = &mca_btl_mvapi_component.mvapi_btls[i];
|
|
|
|
MCA_BTL_MVAPI_POST_SRR_HIGH(mvapi_btl, 1);
|
|
MCA_BTL_MVAPI_POST_SRR_LOW(mvapi_btl, 1);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/* BWB - is this right? */
|
|
#ifdef VAPI_FEATURE_SRQ
|
|
case VAPI_RECEIVE_QUEUE_DRAINED: {
|
|
fprintf(stderr, "VAPI_RECEIVE_QUEUE_DRAINEDD\n");
|
|
|
|
}
|
|
#endif
|
|
|
|
default:
|
|
BTL_ERROR(("Warning!! Got an undefined "
|
|
"asynchronous event %s", VAPI_event_record_sym(event_p->type)));
|
|
}
|
|
|
|
}
|
|
|
|
|
|
/*
|
|
* Initialize the btl module by allocating a protection domain
|
|
* and creating both the high and low priority completion queues
|
|
*/
|
|
int mca_btl_mvapi_module_init(mca_btl_mvapi_module_t *mvapi_btl)
|
|
{
|
|
|
|
/* Allocate Protection Domain */
|
|
VAPI_ret_t ret;
|
|
uint32_t cqe_cnt = 0;
|
|
#ifdef VAPI_FEATURE_SRQ
|
|
VAPI_srq_attr_t srq_attr, srq_attr_out, srq_attr_mod;
|
|
VAPI_srq_attr_mask_t srq_attr_mask;
|
|
uint32_t max_outs_wr;
|
|
#endif
|
|
ret = VAPI_alloc_pd(mvapi_btl->nic, &mvapi_btl->ptag);
|
|
|
|
if(ret != VAPI_OK) {
|
|
BTL_ERROR(("error in VAPI_alloc_pd: %s", VAPI_strerror(ret)));
|
|
return OMPI_ERROR;
|
|
}
|
|
|
|
#ifdef VAPI_FEATURE_SRQ
|
|
if(mca_btl_mvapi_component.use_srq) {
|
|
mvapi_btl->srd_posted_hp = 0;
|
|
mvapi_btl->srd_posted_lp = 0;
|
|
srq_attr.pd_hndl = mvapi_btl->ptag;
|
|
srq_attr.max_outs_wr = mca_btl_mvapi_component.srq_rd_max;
|
|
srq_attr.max_sentries = mca_btl_mvapi_component.ib_sg_list_size;
|
|
|
|
srq_attr_mod.srq_limit = mvapi_btl->rd_num * 0.9;
|
|
ret = VAPI_create_srq(mvapi_btl->nic,
|
|
&srq_attr,
|
|
&mvapi_btl->srq_hndl_hp,
|
|
&srq_attr_out);
|
|
if(ret != VAPI_OK) {
|
|
BTL_ERROR(("error in VAPI_create_srq: %s", VAPI_strerror(ret)));
|
|
return OMPI_ERROR;
|
|
}
|
|
|
|
srq_attr_mask = 0;
|
|
srq_attr_mask |= VAPI_SRQ_ATTR_LIMIT;
|
|
|
|
ret = VAPI_modify_srq
|
|
(
|
|
mvapi_btl->nic,
|
|
mvapi_btl->srq_hndl_hp,
|
|
&srq_attr_mod,
|
|
srq_attr_mask,
|
|
&max_outs_wr
|
|
);
|
|
|
|
if(ret != VAPI_OK) {
|
|
/* BTL_ERROR(("error in VAPI_modify_srq: %s", VAPI_strerror(ret))); */
|
|
/* return OMPI_ERROR; */
|
|
}
|
|
|
|
ret = VAPI_create_srq(mvapi_btl->nic,
|
|
&srq_attr,
|
|
&mvapi_btl->srq_hndl_lp,
|
|
&srq_attr_out);
|
|
if(ret != VAPI_OK) {
|
|
BTL_ERROR(("error in VAPI_create_srq: %s", VAPI_strerror(ret)));
|
|
return OMPI_ERROR;
|
|
}
|
|
|
|
srq_attr_mask = 0;
|
|
srq_attr_mask |= VAPI_SRQ_ATTR_LIMIT;
|
|
|
|
ret = VAPI_modify_srq
|
|
(
|
|
mvapi_btl->nic,
|
|
mvapi_btl->srq_hndl_lp,
|
|
&srq_attr_mod,
|
|
srq_attr_mask,
|
|
&max_outs_wr
|
|
);
|
|
|
|
if(ret != VAPI_OK) {
|
|
/* BTL_ERROR(("error in VAPI_modify_srq: %s", VAPI_strerror(ret))); */
|
|
/* return OMPI_ERROR; */
|
|
}
|
|
|
|
|
|
} else {
|
|
mvapi_btl->srq_hndl_hp = VAPI_INVAL_SRQ_HNDL;
|
|
mvapi_btl->srq_hndl_lp = VAPI_INVAL_SRQ_HNDL;
|
|
}
|
|
#endif /* VAPI_FEATURE_SRQ */
|
|
ret = VAPI_create_cq(mvapi_btl->nic, mca_btl_mvapi_component.ib_cq_size,
|
|
&mvapi_btl->cq_hndl_lp, &cqe_cnt);
|
|
|
|
|
|
if( VAPI_OK != ret) {
|
|
BTL_ERROR(("error in VAPI_create_cq: %s", VAPI_strerror(ret)));
|
|
return OMPI_ERROR;
|
|
}
|
|
|
|
ret = VAPI_create_cq(mvapi_btl->nic, mca_btl_mvapi_component.ib_cq_size,
|
|
&mvapi_btl->cq_hndl_hp, &cqe_cnt);
|
|
|
|
|
|
if( VAPI_OK != ret) {
|
|
BTL_ERROR(("error in VAPI_create_cq: %s", VAPI_strerror(ret)));
|
|
return OMPI_ERROR;
|
|
}
|
|
|
|
|
|
if(cqe_cnt <= 0) {
|
|
BTL_ERROR(("error creating completion queue "));
|
|
return OMPI_ERROR;
|
|
}
|
|
|
|
ret = EVAPI_set_async_event_handler(mvapi_btl->nic,
|
|
async_event_handler, 0, &mvapi_btl->async_handler);
|
|
|
|
if(VAPI_OK != ret) {
|
|
BTL_ERROR(("error in EVAPI_set_async_event_handler: %s", VAPI_strerror(ret)));
|
|
return OMPI_ERROR;
|
|
}
|
|
|
|
|
|
return OMPI_SUCCESS;
|
|
}
|
|
|
|
|
|
/*
|
|
* Dump state of btl/queues
|
|
*/
|
|
/*#include "orte/mca/ns/ns_types.h"*/
|
|
void mca_btl_mvapi_dump(
|
|
struct mca_btl_base_module_t* btl,
|
|
struct mca_btl_base_endpoint_t* endpoint,
|
|
int verbose)
|
|
{
|
|
mca_btl_mvapi_module_t* mvapi_btl = (mca_btl_mvapi_module_t*)btl;
|
|
|
|
if( NULL == endpoint ) {
|
|
opal_output( 0, "No endpoint for this peer\n" );
|
|
return;
|
|
}
|
|
opal_output( 0, "endpoint with processor (%lu.%lu.%lu)\n",
|
|
ORTE_NAME_ARGS( &(endpoint->endpoint_proc->proc_ompi->proc_name) ) );
|
|
opal_output( 0, "endpoint state: %s\n",
|
|
(endpoint->endpoint_state == MCA_BTL_IB_CONNECTING ? "connecting" :
|
|
(endpoint->endpoint_state == MCA_BTL_IB_CONNECT_ACK ? "waiting ack" :
|
|
(endpoint->endpoint_state == MCA_BTL_IB_WAITING_ACK ? "waiting final ack" :
|
|
(endpoint->endpoint_state == MCA_BTL_IB_CONNECTED ? "connected" :
|
|
(endpoint->endpoint_state == MCA_BTL_IB_CLOSED ? "closed" :
|
|
(endpoint->endpoint_state == MCA_BTL_IB_FAILED ? "failed" : "unknown")))))));
|
|
|
|
opal_output( 0, "pending send frags: %d\n", opal_list_get_size(&endpoint->pending_send_frags) );
|
|
opal_output( 0, "pending frags hp : %d\n", opal_list_get_size(&endpoint->pending_frags_hp) );
|
|
opal_output( 0, "pending frags lp : %d\n", opal_list_get_size(&endpoint->pending_frags_lp) );
|
|
#ifdef VAPI_FEATURE_SRQ
|
|
if( mca_btl_mvapi_component.use_srq ) {
|
|
opal_output( 0, "mvapi_btl->srd_posted_hp %d\n", mvapi_btl->srd_posted_hp );
|
|
opal_output( 0, "mvapi_btl->srd_posted_lp %d\n", mvapi_btl->srd_posted_lp );
|
|
opal_output( 0, "mvapi_btl->sd_tokens_hp %d\n", mvapi_btl->sd_tokens_hp );
|
|
opal_output( 0, "mvapi_btl->sd_tokens_lp %d\n", mvapi_btl->sd_tokens_lp );
|
|
} else {
|
|
#endif /* VAPI_FEATURE_SRQ */
|
|
opal_output( 0, "sd_tokens_hp %d\n", endpoint->sd_tokens_hp );
|
|
opal_output( 0, "sd_tokens_lp %d\n", endpoint->sd_tokens_lp );
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opal_output( 0, "get_tokens %d\n", endpoint->get_tokens );
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opal_output( 0, "rd_posted_hp %d\n", endpoint->rd_posted_hp );
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|
opal_output( 0, "rd_posted_lp %d\n", endpoint->rd_posted_lp );
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|
opal_output( 0, "rd_credits_hp %d\n", endpoint->rd_credits_hp );
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|
opal_output( 0, "rd_credits_lp %d\n", endpoint->rd_credits_lp );
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|
opal_output( 0, "sd_credits_hp %d\n", endpoint->sd_credits_hp );
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|
opal_output( 0, "sd_credits_lp %d\n", endpoint->sd_credits_lp );
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|
#ifdef VAPI_FEATURE_SRQ
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|
}
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#endif /* VAPI_FEATURE_SRQ */
|
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opal_output( 0, "sd_wqe_hp %d\n", endpoint->sd_wqe_hp );
|
|
opal_output( 0, "sd_wqe_lp %d\n", endpoint->sd_wqe_lp );
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|
}
|