From: "huangguangbin (A)" <huangguangbin2@huawei.com>
To: Jakub Kicinski <kuba@kernel.org>, <davem@davemloft.net>
Cc: <netdev@vger.kernel.org>, <michael.chan@broadcom.com>,
<saeedm@nvidia.com>, <leon@kernel.org>, <ecree.xilinx@gmail.com>,
<habetsm.xilinx@gmail.com>, <f.fainelli@gmail.com>,
<andrew@lunn.ch>, <mkubecek@suse.cz>, <ariela@nvidia.com>
Subject: Re: [PATCH net-next v2 0/6] ethtool: add standard FEC statistics
Date: Tue, 18 May 2021 14:48:13 +0800 [thread overview]
Message-ID: <b5bb362e-a430-2cc8-291e-b407e306fd49@huawei.com> (raw)
In-Reply-To: <20210415225318.2726095-1-kuba@kernel.org>
On 2021/4/16 6:53, Jakub Kicinski wrote:
> This set adds uAPI for reporting standard FEC statistics, and
> implements it in a handful of drivers.
>
> The statistics are taken from the IEEE standard, with one
> extra seemingly popular but not standard statistics added.
>
> The implementation is similar to that of the pause frame
> statistics, user requests the stats by setting a bit
> (ETHTOOL_FLAG_STATS) in the common ethtool header of
> ETHTOOL_MSG_FEC_GET.
>
> Since standard defines the statistics per lane what's
> reported is both total and per-lane counters:
>
> # ethtool -I --show-fec eth0
> FEC parameters for eth0:
> Configured FEC encodings: None
> Active FEC encoding: None
> Statistics:
> corrected_blocks: 256
> Lane 0: 255
> Lane 1: 1
> uncorrectable_blocks: 145
> Lane 0: 128
> Lane 1: 17
>
Hi, I have a doubt that why active FEC encoding is None here? Should it actually be BaseR or RS if FEC statistics are reported?
> v2: check for errors in mlx5 register access
>
> Jakub Kicinski (6):
> ethtool: move ethtool_stats_init
> ethtool: fec_prepare_data() - jump to error handling
> ethtool: add FEC statistics
> bnxt: implement ethtool::get_fec_stats
> sfc: ef10: implement ethtool::get_fec_stats
> mlx5: implement ethtool::get_fec_stats
>
> Documentation/networking/ethtool-netlink.rst | 21 +++++
> Documentation/networking/statistics.rst | 2 +
> .../net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 15 ++++
> .../ethernet/mellanox/mlx5/core/en_ethtool.c | 9 +++
> .../ethernet/mellanox/mlx5/core/en_stats.c | 29 ++++++-
> .../ethernet/mellanox/mlx5/core/en_stats.h | 2 +
> drivers/net/ethernet/sfc/ef10.c | 17 ++++
> drivers/net/ethernet/sfc/ethtool.c | 10 +++
> drivers/net/ethernet/sfc/net_driver.h | 3 +
> include/linux/ethtool.h | 46 +++++++++++
> include/uapi/linux/ethtool_netlink.h | 14 ++++
> net/ethtool/fec.c | 80 ++++++++++++++++++-
> net/ethtool/pause.c | 6 --
> 13 files changed, 242 insertions(+), 12 deletions(-)
>
next prev parent reply other threads:[~2021-05-18 6:48 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-15 22:53 [PATCH net-next v2 0/6] ethtool: add standard FEC statistics Jakub Kicinski
2021-04-15 22:53 ` [PATCH net-next v2 1/6] ethtool: move ethtool_stats_init Jakub Kicinski
2021-04-15 22:53 ` [PATCH net-next v2 2/6] ethtool: fec_prepare_data() - jump to error handling Jakub Kicinski
2021-04-15 22:53 ` [PATCH net-next v2 3/6] ethtool: add FEC statistics Jakub Kicinski
2021-04-15 22:53 ` [PATCH net-next v2 4/6] bnxt: implement ethtool::get_fec_stats Jakub Kicinski
2021-04-15 22:53 ` [PATCH net-next v2 5/6] sfc: ef10: " Jakub Kicinski
2021-04-20 15:13 ` Edward Cree
2021-04-20 18:24 ` Jakub Kicinski
2021-04-15 22:53 ` [PATCH net-next v2 6/6] mlx5: " Jakub Kicinski
2021-04-15 23:51 ` [PATCH net-next v2 0/6] ethtool: add standard FEC statistics Saeed Mahameed
2021-04-16 0:20 ` patchwork-bot+netdevbpf
2021-05-18 6:48 ` huangguangbin (A) [this message]
2021-05-18 17:30 ` Jakub Kicinski
2021-07-01 12:18 ` huangguangbin (A)
2021-07-01 15:42 ` Jakub Kicinski
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