netdev - Re: [PATCH net-next 3/5] devlink: define enum for attr types of dynamic attributes

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Message-ID: <20250502184604.1758c65e@kernel.org>
Date: Fri, 2 May 2025 18:46:04 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Jiri Pirko <jiri@...nulli.us>
Cc: netdev@...r.kernel.org, davem@...emloft.net, edumazet@...gle.com,
 pabeni@...hat.com, saeedm@...dia.com, horms@...nel.org,
 donald.hunter@...il.com
Subject: Re: [PATCH net-next 3/5] devlink: define enum for attr types of
 dynamic attributes

On Fri,  2 May 2025 13:38:19 +0200 Jiri Pirko wrote:
> +/**
> + * enum devlink_var_attr_type - Variable attribute type.
> + */

If we want this to be a kdoc it needs to document all values.
Same as a struct kdoc needs to document all values.
Not sure if there's much to say here for each value, so a non-kdoc
comment is probably better?

I think I already mentioned this generates a build warning..

> +enum devlink_var_attr_type {
> +	/* Following values relate to the internal NLA_* values */
> +	DEVLINK_VAR_ATTR_TYPE_U8 = 1,
> +	DEVLINK_VAR_ATTR_TYPE_U16,
> +	DEVLINK_VAR_ATTR_TYPE_U32,
> +	DEVLINK_VAR_ATTR_TYPE_U64,
> +	DEVLINK_VAR_ATTR_TYPE_STRING,
> +	DEVLINK_VAR_ATTR_TYPE_FLAG,
> +	DEVLINK_VAR_ATTR_TYPE_NUL_STRING = 10,
> +	DEVLINK_VAR_ATTR_TYPE_BINARY,
> +	__DEVLINK_VAR_ATTR_TYPE_CUSTOM_BASE = 0x80,
> +	/* Any possible custom types, unrelated to NLA_* values go below */
> +};