diff mbox

[1/7] dapl mcm: HST->MXS mode, using RDMA_WRITE_WITH_IMM, fails with dtest -w

Message ID 1432322567-9349-1-git-send-email-arlin.r.davis@intel.com (mailing list archive)
State Changes Requested
Headers show

Commit Message

Arlin Davis May 22, 2015, 7:22 p.m. UTC 
From: Arlin Davis <arlin.r.davis@intel.com>

Host side incorrectly sets opcode to IBV_WR_RDMA_WRITE_WITH_IMM on every segment
instead of just the last segment.

Signed-off-by: Arlin Davis <arlin.r.davis@intel.com>
---
 dapl/openib_mcm/proxy.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
diff mbox

Patch

diff --git a/dapl/openib_mcm/proxy.c b/dapl/openib_mcm/proxy.c
index f4ec1f2..5163bca 100644
--- a/dapl/openib_mcm/proxy.c
+++ b/dapl/openib_mcm/proxy.c
@@ -111,6 +111,12 @@  int mcm_send_pi(struct dcm_ib_qp *m_qp,
 			m_wr_rx.w_idx = htonl(m_qp->wc_tl); /* snd back wc tail */
 			m_wr_rx.wr.num_sge = htonl(wr->num_sge);
 			m_wr_rx.wr.opcode = htonl(wr->opcode);
+
+			/* RW_IMM: reset opcode on all segments except last */
+			if (!(wr_flags & M_SEND_LS) &&
+			     (wr->opcode == IBV_WR_RDMA_WRITE_WITH_IMM))
+				m_wr_rx.wr.opcode = htonl(IBV_WR_RDMA_WRITE);
+
 			m_wr_rx.wr.send_flags = htonl(wr->send_flags);
 			m_wr_rx.wr.imm_data = htonl(wr->imm_data);
 			m_wr_rx.sg[0].addr = htonll(l_addr + l_off);