When responder cannot copy data from a user MR, error messages overflow.
This is because an incoming RDMA Read request can results in multiple Read
responses. If the target MR is somehow unavailable, then the error message
is generated for every Read response.
For the same reason, the error message for packet transmission should also
be ratelimited.
Signed-off-by: Daisuke Matsuda <matsuda-daisuke@xxxxxxxxxxx>
---
drivers/infiniband/sw/rxe/rxe_resp.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c
index b36ec5c4d5e0..f9e9679b5e32 100644
--- a/drivers/infiniband/sw/rxe/rxe_resp.c
+++ b/drivers/infiniband/sw/rxe/rxe_resp.c
@@ -812,7 +812,7 @@ static enum resp_states read_reply(struct rxe_qp *qp,
err = rxe_mr_copy(mr, res->read.va, payload_addr(&ack_pkt),
payload, RXE_FROM_MR_OBJ);
if (err)
- pr_err("Failed copying memory\n");
+ pr_err_ratelimited("Failed copying memory\n");
if (mr)
rxe_put(mr);
@@ -824,7 +824,7 @@ static enum resp_states read_reply(struct rxe_qp *qp,
err = rxe_xmit_packet(qp, &ack_pkt, skb);
if (err) {
- pr_err("Failed sending RDMA reply.\n");
+ pr_err_ratelimited("Failed sending RDMA reply.\n");
return RESPST_ERR_RNR;
}
--
2.31.1
