82 строки
2.9 KiB
C
82 строки
2.9 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
|
|
/*
|
|
* Copyright (c) 2011-2012 Los Alamos National Security, LLC. All rights
|
|
* reserved.
|
|
* Copyright (c) 2011 UT-Battelle, LLC. All rights reserved.
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*/
|
|
|
|
#include "btl_ugni.h"
|
|
#include "btl_ugni_frag.h"
|
|
#include "btl_ugni_smsg.h"
|
|
|
|
void mca_btl_ugni_local_smsg_complete (void *btl_ctx, uint32_t msg_id, int rc)
|
|
{
|
|
mca_btl_ugni_module_t *btl = (mca_btl_ugni_module_t *) btl_ctx;
|
|
mca_btl_ugni_base_frag_t *frag;
|
|
int lrc;
|
|
|
|
lrc = opal_hash_table_get_value_uint32 (&btl->pending_smsg_frags,
|
|
msg_id, (void **) &frag);
|
|
if (OPAL_UNLIKELY(OPAL_SUCCESS != lrc)) {
|
|
return;
|
|
}
|
|
|
|
opal_hash_table_remove_value_uint32 (&btl->pending_smsg_frags,
|
|
msg_id);
|
|
|
|
assert (NULL != frag);
|
|
|
|
/* completion callback */
|
|
if (NULL != frag->base.des_cbfunc) {
|
|
frag->base.des_cbfunc(&btl->super, frag->endpoint, &frag->base, rc);
|
|
}
|
|
|
|
if (frag->base.des_flags & MCA_BTL_DES_FLAGS_BTL_OWNERSHIP) {
|
|
mca_btl_ugni_frag_return (frag);
|
|
}
|
|
}
|
|
|
|
int mca_btl_ugni_send (struct mca_btl_base_module_t *btl,
|
|
struct mca_btl_base_endpoint_t *btl_peer,
|
|
struct mca_btl_base_descriptor_t *descriptor,
|
|
mca_btl_base_tag_t tag)
|
|
{
|
|
mca_btl_ugni_base_frag_t *frag = (mca_btl_ugni_base_frag_t *) descriptor;
|
|
int rc;
|
|
|
|
BTL_VERBOSE(("btl/ugni sending descriptor %p from %d -> %d. length = %d", (void *)descriptor,
|
|
ORTE_PROC_MY_NAME->vpid, btl_peer->common->ep_rem_id, frag->segments[0].seg_len));
|
|
|
|
/* tag and len are at the same location in eager and smsg frag hdrs */
|
|
frag->hdr.send.tag = tag;
|
|
frag->hdr.send.len = frag->segments[0].seg_len;
|
|
|
|
frag->endpoint = btl_peer;
|
|
|
|
rc = mca_btl_ugni_check_endpoint_state (btl_peer);
|
|
if (OPAL_UNLIKELY(OMPI_SUCCESS != rc)) {
|
|
descriptor->des_flags |= MCA_BTL_DES_SEND_ALWAYS_CALLBACK;
|
|
|
|
opal_list_append (&btl_peer->pending_list, (opal_list_item_t *) frag);
|
|
/* connection started and request queued or something bad happened */
|
|
return OMPI_SUCCESS;
|
|
}
|
|
|
|
if (frag->segments[0].seg_len <= mca_btl_ugni_component.smsg_max_data) {
|
|
return ompi_mca_btl_ugni_smsg_send (frag, false, &frag->hdr.send, sizeof (frag->hdr.send),
|
|
descriptor->des_src->seg_addr.pval, descriptor->des_src->seg_len,
|
|
MCA_BTL_UGNI_TAG_SEND);
|
|
} else {
|
|
frag->hdr.eager.src_seg = frag->segments[0];
|
|
frag->hdr.eager.ctx = (void *) &frag->post_desc;
|
|
|
|
return ompi_mca_btl_ugni_smsg_send (frag, true, &frag->hdr.eager, sizeof (frag->hdr.eager),
|
|
NULL, 0, MCA_BTL_UGNI_TAG_GET_INIT);
|
|
}
|
|
}
|