From: Devesh Sharma <devesh.sharma@broadcom.com>
Date: Thu, 31 Aug 2017 09:27:30 +0530
Subject: bnxt_re: Fix compare and swap atomic operands
Patch-mainline: v4.14-rc2
Git-commit: 55311d055175cada8249d39436371afe790df699
References: bsc#1050244 FATE#322915
Driver must assign the user supplied compare/swap values in
the wqe to successfully complete the atomic compare and
swap operation.
Signed-off-by: Devesh Sharma <devesh.sharma@broadcom.com>
Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/infiniband/hw/bnxt_re/ib_verbs.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -1916,6 +1916,7 @@ static int bnxt_re_build_atomic_wqe(stru
switch (wr->opcode) {
case IB_WR_ATOMIC_CMP_AND_SWP:
wqe->type = BNXT_QPLIB_SWQE_TYPE_ATOMIC_CMP_AND_SWP;
+ wqe->atomic.cmp_data = atomic_wr(wr)->compare_add;
wqe->atomic.swap_data = atomic_wr(wr)->swap;
break;
case IB_WR_ATOMIC_FETCH_AND_ADD: