From 5a23e0b1dd51fe0efae666b03fdb15e1301f437a Mon Sep 17 00:00:00 2001 From: Selvin Xavier Date: Mon, 8 Oct 2018 03:27:52 -0700 Subject: [PATCH] RDMA/bnxt_re: Add missing spin lock initialization Add the missing initalization of the cq_lock and qplib.flush_lock. Fixes: 942c9b6ca8de ("RDMA/bnxt_re: Avoid Hard lockup during error CQE processing") Signed-off-by: Selvin Xavier Signed-off-by: Jason Gunthorpe --- drivers/infiniband/hw/bnxt_re/ib_verbs.c | 1 + drivers/infiniband/hw/bnxt_re/qplib_fp.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c index 9d7c484..54fdd4c 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c @@ -2663,6 +2663,7 @@ struct ib_cq *bnxt_re_create_cq(struct ib_device *ibdev, nq->budget++; atomic_inc(&rdev->cq_count); + spin_lock_init(&cq->cq_lock); if (context) { struct bnxt_re_cq_resp resp; diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.c b/drivers/infiniband/hw/bnxt_re/qplib_fp.c index 6eaa4b2..e141689 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_fp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.c @@ -1966,6 +1966,7 @@ int bnxt_qplib_create_cq(struct bnxt_qplib_res *res, struct bnxt_qplib_cq *cq) INIT_LIST_HEAD(&cq->sqf_head); INIT_LIST_HEAD(&cq->rqf_head); spin_lock_init(&cq->compl_lock); + spin_lock_init(&cq->flush_lock); bnxt_qplib_arm_cq_enable(cq); return 0; -- 2.7.4