diff options
| author | Daisuke Matsuda <matsuda-daisuke@fujitsu.com> | 2022-08-29 16:12:18 +0900 |
|---|---|---|
| committer | Leon Romanovsky <leonro@nvidia.com> | 2022-08-31 09:57:09 +0300 |
| commit | 2c02249fcbfc066bd33e2a7375c7006d4cb367f6 (patch) | |
| tree | 8c367caf0b851e7a417f7050e9251939ad5e847c /drivers/infiniband/sw/rxe/rxe_resp.c | |
| parent | f07853582d1f6ed282f8d9a0b1209a87dd761f58 (diff) | |
| download | lwn-2c02249fcbfc066bd33e2a7375c7006d4cb367f6.tar.gz lwn-2c02249fcbfc066bd33e2a7375c7006d4cb367f6.zip | |
RDMA/rxe: Delete error messages triggered by incoming Read requests
An incoming Read request causes multiple Read responses. If a user MR to
copy data from is unavailable or responder cannot send a reply, then the
error messages can be printed for each response attempt, resulting in
message overflow.
Link: https://lore.kernel.org/r/20220829071218.1639065-1-matsuda-daisuke@fujitsu.com
Signed-off-by: Daisuke Matsuda <matsuda-daisuke@fujitsu.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_resp.c')
| -rw-r--r-- | drivers/infiniband/sw/rxe/rxe_resp.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c index b36ec5c4d5e0..7c336db5cb54 100644 --- a/drivers/infiniband/sw/rxe/rxe_resp.c +++ b/drivers/infiniband/sw/rxe/rxe_resp.c @@ -809,10 +809,8 @@ static enum resp_states read_reply(struct rxe_qp *qp, if (!skb) return RESPST_ERR_RNR; - 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"); + rxe_mr_copy(mr, res->read.va, payload_addr(&ack_pkt), + payload, RXE_FROM_MR_OBJ); if (mr) rxe_put(mr); @@ -823,10 +821,8 @@ 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"); + if (err) return RESPST_ERR_RNR; - } res->read.va += payload; res->read.resid -= payload; |