在 2022/7/27 17:16, Leon Romanovsky 写道:
On Tue, Jul 26, 2022 at 12:56:31AM -0400, yanjun.zhu@xxxxxxxxx wrote:
From: Zhu Yanjun <yanjun.zhu@xxxxxxxxx>
About 7 spin locks in qp creation needs to be initialized. Now these
spin locks are initialized in the function rxe_qp_init_misc. This
will avoid the error "initialize spin locks before use".
Reported-by: syzbot+833061116fa28df97f3b@xxxxxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Zhu Yanjun <yanjun.zhu@xxxxxxxxx>
---
V2->V3: Keep the spin_lock_init in rxe_init_task for future use.
---
drivers/infiniband/sw/rxe/rxe_qp.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
Fixes line?
The Fixes line should be:
Fixes: 8700e3e7c485 ("Soft RoCE driver")
Thanks and Regards,
Zhu Yanjun
diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c
index 22e9b85344c3..ae8c51ef2db6 100644
--- a/drivers/infiniband/sw/rxe/rxe_qp.c
+++ b/drivers/infiniband/sw/rxe/rxe_qp.c
@@ -174,6 +174,14 @@ static void rxe_qp_init_misc(struct rxe_dev *rxe, struct rxe_qp *qp,
spin_lock_init(&qp->state_lock);
+ spin_lock_init(&qp->req.task.state_lock);
+ spin_lock_init(&qp->resp.task.state_lock);
+ spin_lock_init(&qp->comp.task.state_lock);
+
+ spin_lock_init(&qp->sq.sq_lock);
+ spin_lock_init(&qp->rq.producer_lock);
+ spin_lock_init(&qp->rq.consumer_lock);
+
atomic_set(&qp->ssn, 0);
atomic_set(&qp->skb_out, 0);
}
@@ -233,7 +241,6 @@ static int rxe_qp_init_req(struct rxe_dev *rxe, struct rxe_qp *qp,
qp->req.opcode = -1;
qp->comp.opcode = -1;
- spin_lock_init(&qp->sq.sq_lock);
skb_queue_head_init(&qp->req_pkts);
rxe_init_task(rxe, &qp->req.task, qp,
@@ -284,9 +291,6 @@ static int rxe_qp_init_resp(struct rxe_dev *rxe, struct rxe_qp *qp,
}
}
- spin_lock_init(&qp->rq.producer_lock);
- spin_lock_init(&qp->rq.consumer_lock);
-
skb_queue_head_init(&qp->resp_pkts);
rxe_init_task(rxe, &qp->resp.task, qp,
--
2.34.1
