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Diffstat (limited to 'net/rds/ib_send.c')
-rw-r--r--net/rds/ib_send.c32
1 files changed, 12 insertions, 20 deletions
diff --git a/net/rds/ib_send.c b/net/rds/ib_send.c
index e86908497fcf..46026d9091f1 100644
--- a/net/rds/ib_send.c
+++ b/net/rds/ib_send.c
@@ -156,18 +156,14 @@ void rds_ib_send_init_ring(struct rds_ib_connection *ic)
156 156
157 send->s_wr.wr_id = i; 157 send->s_wr.wr_id = i;
158 send->s_wr.sg_list = send->s_sge; 158 send->s_wr.sg_list = send->s_sge;
159 send->s_wr.num_sge = 1;
160 send->s_wr.opcode = IB_WR_SEND;
161 send->s_wr.send_flags = 0;
162 send->s_wr.ex.imm_data = 0; 159 send->s_wr.ex.imm_data = 0;
163 160
164 sge = rds_ib_data_sge(ic, send->s_sge); 161 sge = &send->s_sge[0];
165 sge->lkey = ic->i_mr->lkey;
166
167 sge = rds_ib_header_sge(ic, send->s_sge);
168 sge->addr = ic->i_send_hdrs_dma + (i * sizeof(struct rds_header)); 162 sge->addr = ic->i_send_hdrs_dma + (i * sizeof(struct rds_header));
169 sge->length = sizeof(struct rds_header); 163 sge->length = sizeof(struct rds_header);
170 sge->lkey = ic->i_mr->lkey; 164 sge->lkey = ic->i_mr->lkey;
165
166 send->s_sge[1].lkey = ic->i_mr->lkey;
171 } 167 }
172} 168}
173 169
@@ -441,28 +437,24 @@ rds_ib_xmit_populate_wr(struct rds_ib_connection *ic,
441 437
442 send->s_wr.send_flags = send_flags; 438 send->s_wr.send_flags = send_flags;
443 send->s_wr.opcode = IB_WR_SEND; 439 send->s_wr.opcode = IB_WR_SEND;
444 send->s_wr.num_sge = 2; 440 send->s_wr.num_sge = 1;
445 send->s_wr.next = NULL; 441 send->s_wr.next = NULL;
446 send->s_queued = jiffies; 442 send->s_queued = jiffies;
447 send->s_op = NULL; 443 send->s_op = NULL;
448 444
445 sge = &send->s_sge[0];
446 sge->addr = ic->i_send_hdrs_dma + (pos * sizeof(struct rds_header));
447 sge->length = sizeof(struct rds_header);
448 sge->lkey = ic->i_mr->lkey;
449
449 if (length != 0) { 450 if (length != 0) {
450 sge = rds_ib_data_sge(ic, send->s_sge); 451 send->s_wr.num_sge = 2;
452
453 sge = &send->s_sge[1];
451 sge->addr = buffer; 454 sge->addr = buffer;
452 sge->length = length; 455 sge->length = length;
453 sge->lkey = ic->i_mr->lkey; 456 sge->lkey = ic->i_mr->lkey;
454
455 sge = rds_ib_header_sge(ic, send->s_sge);
456 } else {
457 /* We're sending a packet with no payload. There is only
458 * one SGE */
459 send->s_wr.num_sge = 1;
460 sge = &send->s_sge[0];
461 } 457 }
462
463 sge->addr = ic->i_send_hdrs_dma + (pos * sizeof(struct rds_header));
464 sge->length = sizeof(struct rds_header);
465 sge->lkey = ic->i_mr->lkey;
466} 458}
467 459
468/* 460/*