[mpich-commits] [mpich] MPICH primary repository branch, master, updated. v3.2b3-3-g27a5232
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http://git.mpich.org/mpich.git/commitdiff/27a5232a498ea4d853fb4a778fa7f3b0291fc774
commit 27a5232a498ea4d853fb4a778fa7f3b0291fc774
Author: Xin Zhao <xinzhao3 at illinois.edu>
Date: Tue Jun 2 20:33:17 2015 -0500
Issue extended packet header in OFI netmod.
In e50bec3af65eb54005dd0150599a387a52dd1fda, we add code in Nemesis
and TCP/Portals4/MXM netmods to issue extended packet header stored
in the request. In this patch, we did the similiar modification to
OFI netmod.
Signed-off-by: Pavan Balaji <balaji at anl.gov>
diff --git a/src/mpid/ch3/channels/nemesis/netmod/ofi/ofi_msg.c b/src/mpid/ch3/channels/nemesis/netmod/ofi/ofi_msg.c
index dcad1d4..fe5ddae 100644
--- a/src/mpid/ch3/channels/nemesis/netmod/ofi/ofi_msg.c
+++ b/src/mpid/ch3/channels/nemesis/netmod/ofi/ofi_msg.c
@@ -187,15 +187,21 @@ int MPID_nem_ofi_iSendContig(MPIDI_VC_t * vc,
char *pack_buffer;
uint64_t match_bits;
MPID_Request *cts_req;
+ MPIDI_msg_sz_t buf_offset = 0;
BEGIN_FUNC(FCNAME);
MPIU_Assert(hdr_sz <= (MPIDI_msg_sz_t) sizeof(MPIDI_CH3_Pkt_t));
MPID_nem_ofi_init_req(sreq);
- pkt_len = sizeof(MPIDI_CH3_Pkt_t) + data_sz;
+ pkt_len = sizeof(MPIDI_CH3_Pkt_t) + sreq->dev.ext_hdr_sz + data_sz;
pack_buffer = MPIU_Malloc(pkt_len);
MPIU_Assert(pack_buffer);
MPIU_Memcpy(pack_buffer, hdr, hdr_sz);
- MPIU_Memcpy(pack_buffer + sizeof(MPIDI_CH3_Pkt_t), data, data_sz);
+ buf_offset += sizeof(MPIDI_CH3_Pkt_t);
+ if (sreq->dev.ext_hdr_sz > 0) {
+ MPIU_Memcpy(pack_buffer + buf_offset, sreq->dev.ext_hdr_ptr, sreq->dev.ext_hdr_sz);
+ buf_offset += sreq->dev.ext_hdr_sz;
+ }
+ MPIU_Memcpy(pack_buffer + buf_offset, data, data_sz);
START_COMM();
END_FUNC_RC(FCNAME);
}
@@ -211,6 +217,7 @@ int MPID_nem_ofi_SendNoncontig(MPIDI_VC_t * vc,
uint64_t match_bits;
MPID_Request *cts_req;
MPIDI_msg_sz_t first, last;
+ MPIDI_msg_sz_t buf_offset = 0;
BEGIN_FUNC(FCNAME);
MPIU_Assert(hdr_sz <= (MPIDI_msg_sz_t) sizeof(MPIDI_CH3_Pkt_t));
@@ -218,11 +225,16 @@ int MPID_nem_ofi_SendNoncontig(MPIDI_VC_t * vc,
first = sreq->dev.segment_first;
last = sreq->dev.segment_size;
data_sz = sreq->dev.segment_size - sreq->dev.segment_first;
- pkt_len = sizeof(MPIDI_CH3_Pkt_t) + data_sz;
+ pkt_len = sizeof(MPIDI_CH3_Pkt_t) + sreq->dev.ext_hdr_sz + data_sz;
pack_buffer = MPIU_Malloc(pkt_len);
MPIU_Assert(pack_buffer);
MPIU_Memcpy(pack_buffer, hdr, hdr_sz);
- MPID_Segment_pack(sreq->dev.segment_ptr, first, &last, pack_buffer + sizeof(MPIDI_CH3_Pkt_t));
+ buf_offset += sizeof(MPIDI_CH3_Pkt_t);
+ if (sreq->dev.ext_hdr_sz > 0) {
+ MPIU_Memcpy(pack_buffer + buf_offset, sreq->dev.ext_hdr_ptr, sreq->dev.ext_hdr_sz);
+ buf_offset += sreq->dev.ext_hdr_sz;
+ }
+ MPID_Segment_pack(sreq->dev.segment_ptr, first, &last, pack_buffer + buf_offset);
START_COMM();
MPID_nem_ofi_poll(MPID_NONBLOCKING_POLL);
END_FUNC_RC(FCNAME);
-----------------------------------------------------------------------
Summary of changes:
src/mpid/ch3/channels/nemesis/netmod/ofi/ofi_msg.c | 20 ++++++++++++++++----
1 files changed, 16 insertions(+), 4 deletions(-)
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