[RFC PATCH v2 5/9] RDMA/rxe: Set BTH's SE to zero for FLUSH packet

From: Li Zhijian
Date: Tue Jan 25 2022 - 03:52:35 EST


The SPEC says:
oA19-6: FLUSH BTH header field solicited event (SE) indication shall be
set to zero.

Signed-off-by: Li Zhijian <lizhijian@xxxxxxxxxxxxxx>
---
V2: said -> says
---
drivers/infiniband/sw/rxe/rxe_req.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/infiniband/sw/rxe/rxe_req.c b/drivers/infiniband/sw/rxe/rxe_req.c
index 708138117136..363a33b905bf 100644
--- a/drivers/infiniband/sw/rxe/rxe_req.c
+++ b/drivers/infiniband/sw/rxe/rxe_req.c
@@ -401,7 +401,9 @@ static struct sk_buff *init_req_packet(struct rxe_qp *qp,
(pkt->mask & RXE_END_MASK) &&
((pkt->mask & (RXE_SEND_MASK)) ||
(pkt->mask & (RXE_WRITE_MASK | RXE_IMMDT_MASK)) ==
- (RXE_WRITE_MASK | RXE_IMMDT_MASK));
+ (RXE_WRITE_MASK | RXE_IMMDT_MASK)) &&
+ /* oA19-6: always set SE to zero */
+ !(pkt->mask & RXE_FETH_MASK);

qp_num = (pkt->mask & RXE_DETH_MASK) ? ibwr->wr.ud.remote_qpn :
qp->attr.dest_qp_num;
--
2.31.1