netdev - Re: [PATCH net-next v1 1/6] ethtool: add interface to read Tx hardware timestamping statistics

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Date: Tue, 2 Apr 2024 19:18:42 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Rahul Rameshbabu <rrameshbabu@...dia.com>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
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Subject: Re: [PATCH net-next v1 1/6] ethtool: add interface to read Tx
 hardware timestamping statistics

On Tue,  2 Apr 2024 13:52:01 -0700 Rahul Rameshbabu wrote:
> +/**
> + * struct ethtool_ts_stats - HW timestamping statistics
> + * @tx_stats: struct group for TX HW timestamping
> + *	@pkts: Number of packets successfully timestamped by the hardware.
> + *	@lost: Number of hardware timestamping requests where the timestamping
> + *		information from the hardware never arrived for submission with
> + *		the skb.
> + *	@err: Number of arbitrary timestamp generation error events that the
> + *		hardware encountered, exclusive of @lost statistics. Cases such
> + *		as resource exhaustion, unavailability, firmware errors, and
> + *		detected illogical timestamp values not submitted with the skb
> + *		are inclusive to this counter.
> + */
> +struct ethtool_ts_stats {
> +	struct_group(tx_stats,

Doesn't seem like the group should be documented:

include/linux/ethtool.h:503: warning: Excess struct member 'tx_stats' description in 'ethtool_ts_stats'
-- 
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