tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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RDMA/mlx5: Add Qcounters req_transport_retries_exceeded/req_rnr_retries_exceeded

The req_transport_retries_exceeded counter shows the number of times
requester detected transport retries exceed error.

The req_rnr_retries_exceeded counter show the number of times the
requester detected RNR NAKs retries exceed error.

Signed-off-by: Patrisious Haddad <phaddad@nvidia.com>
Link: https://lore.kernel.org/r/250466af94f4989d638fab168e246035530e912f.1718301543.git.leon@kernel.org
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Leon Romanovsky <leon@kernel.org>

authored by

Patrisious Haddad and committed by
Leon Romanovsky b339e0a3 d98995b4

+9 -1
+4
drivers/infiniband/hw/mlx5/counters.c
··· 83 83 INIT_Q_COUNTER(resp_remote_access_errors), 84 84 INIT_Q_COUNTER(resp_cqe_flush_error), 85 85 INIT_Q_COUNTER(req_cqe_flush_error), 86 + INIT_Q_COUNTER(req_transport_retries_exceeded), 87 + INIT_Q_COUNTER(req_rnr_retries_exceeded), 86 88 }; 87 89 88 90 static const struct mlx5_ib_counter roce_accl_cnts[] = { ··· 104 102 INIT_VPORT_Q_COUNTER(resp_remote_access_errors), 105 103 INIT_VPORT_Q_COUNTER(resp_cqe_flush_error), 106 104 INIT_VPORT_Q_COUNTER(req_cqe_flush_error), 105 + INIT_VPORT_Q_COUNTER(req_transport_retries_exceeded), 106 + INIT_VPORT_Q_COUNTER(req_rnr_retries_exceeded), 107 107 }; 108 108 109 109 static const struct mlx5_ib_counter vport_roce_accl_cnts[] = {
+5 -1
include/linux/mlx5/mlx5_ifc.h
··· 5629 5629 5630 5630 u8 local_ack_timeout_err[0x20]; 5631 5631 5632 - u8 reserved_at_320[0xa0]; 5632 + u8 reserved_at_320[0x60]; 5633 + 5634 + u8 req_rnr_retries_exceeded[0x20]; 5635 + 5636 + u8 reserved_at_3a0[0x20]; 5633 5637 5634 5638 u8 resp_local_length_error[0x20]; 5635 5639