0ccfd3e6db
- re-enable sendi - move smsg common code into btl_ugni_smsg.h - added new parameters for smsg/eager frags - use get for frags larger than the smsg_limit - bug fixes - code cleanup This commit was SVN r25897.
104 строки
3.3 KiB
C
104 строки
3.3 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2011-2012 Los Alamos National Security, LLC. All rights
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* reserved.
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* Copyright (c) 2011 UT-Battelle, LLC. 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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#if !defined(MCA_BTL_UGNI_FRAG_H)
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#define MCA_BTL_UGNI_FRAG_H
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#include "btl_ugni.h"
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#include "btl_ugni_endpoint.h"
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typedef struct mca_btl_ugni_send_frag_hdr_t {
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size_t len;
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mca_btl_base_tag_t tag;
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} mca_btl_ugni_send_frag_hdr_t;
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typedef struct mca_btl_ugni_rdma_frag_hdr_t {
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mca_btl_base_segment_t src_seg;
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mca_btl_base_segment_t dst_seg;
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void *ctx;
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} mca_btl_ugni_rdma_frag_hdr_t;
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typedef struct mca_btl_ugni_eager_frag_hdr_t {
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size_t len;
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mca_btl_base_tag_t tag;
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mca_btl_base_segment_t src_seg;
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void *ctx;
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} mca_btl_ugni_eager_frag_hdr_t;
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typedef union mca_btl_ugni_frag_hdr_t {
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mca_btl_ugni_send_frag_hdr_t send;
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mca_btl_ugni_rdma_frag_hdr_t rdma;
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mca_btl_ugni_eager_frag_hdr_t eager;
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} mca_btl_ugni_frag_hdr_t;
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typedef struct mca_btl_ugni_base_frag_t {
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mca_btl_base_descriptor_t base;
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mca_btl_base_segment_t segments[2];
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mca_btl_ugni_frag_hdr_t hdr;
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ompi_common_ugni_post_desc_t post_desc;
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mca_btl_base_endpoint_t *endpoint;
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mca_btl_ugni_reg_t *registration;
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ompi_free_list_t *my_list;
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void *buffer;
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uint32_t msg_id;
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} mca_btl_ugni_base_frag_t;
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typedef struct mca_btl_ugni_base_frag_t mca_btl_ugni_smsg_frag_t;
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typedef struct mca_btl_ugni_base_frag_t mca_btl_ugni_rdma_frag_t;
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typedef struct mca_btl_ugni_base_frag_t mca_btl_ugni_eager_frag_t;
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#define MCA_BTL_UGNI_DESC_TO_FRAG(desc) \
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((mca_btl_ugni_base_frag_t *)((uintptr_t) (desc) - offsetof (mca_btl_ugni_base_frag_t, post_desc)))
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OBJ_CLASS_DECLARATION(mca_btl_ugni_smsg_frag_t);
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OBJ_CLASS_DECLARATION(mca_btl_ugni_rdma_frag_t);
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OBJ_CLASS_DECLARATION(mca_btl_ugni_eager_frag_t);
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static inline int mca_btl_ugni_frag_alloc (mca_btl_base_endpoint_t *ep,
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ompi_free_list_t *list,
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mca_btl_ugni_base_frag_t **frag)
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{
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ompi_free_list_item_t *item = NULL;
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int rc;
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OMPI_FREE_LIST_GET(list, item, rc);
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*frag = (mca_btl_ugni_base_frag_t *) item;
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if (OPAL_LIKELY(NULL != item)) {
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(*frag)->my_list = list;
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(*frag)->endpoint = ep;
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}
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return rc;
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}
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static inline void mca_btl_ugni_frag_return (mca_btl_ugni_base_frag_t *frag)
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{
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if (frag->registration) {
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frag->endpoint->btl->super.btl_mpool->mpool_deregister(frag->endpoint->btl->super.btl_mpool,
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&frag->registration->base);
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frag->registration = NULL;
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}
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OMPI_FREE_LIST_RETURN(frag->my_list, (ompi_free_list_item_t *) frag);
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}
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#define MCA_BTL_UGNI_FRAG_ALLOC_SMSG(ep, frag) \
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mca_btl_ugni_frag_alloc((ep), &mca_btl_ugni_component.ugni_frags_smsg, &(frag))
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#define MCA_BTL_UGNI_FRAG_ALLOC_RDMA(ep, frag) \
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mca_btl_ugni_frag_alloc((ep), &mca_btl_ugni_component.ugni_frags_rdma, &(frag))
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#define MCA_BTL_UGNI_FRAG_ALLOC_EAGER_SEND(ep, frag) \
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mca_btl_ugni_frag_alloc((ep), &(ep)->btl->eager_frags_send, &(frag))
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#define MCA_BTL_UGNI_FRAG_ALLOC_EAGER_RECV(ep, frag) \
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mca_btl_ugni_frag_alloc((ep), &(ep)->btl->eager_frags_recv, &(frag))
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#endif /* MCA_BTL_UGNI_FRAG_H */
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