linux-kernel - Re: [PATCH] moduleparam: fix kerneldoc

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Date:   Thu, 28 Nov 2019 10:07:49 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Fabien Dessenne <fabien.dessenne@...com>,
        Jessica Yu <jeyu@...nel.org>,
        Alexey Gladkov <gladkov.alexey@...il.com>,
        Zhenzhong Duan <zhenzhong.duan@...cle.com>,
        Gleb Fotengauer-Malinovskiy <glebfm@...linux.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] moduleparam: fix kerneldoc

On 11/28/19 8:58 AM, Fabien Dessenne wrote:
> Document missing @args in xxx_param_cb().
> Typo: use 'value' instead of 'lvalue'.

I think that it's not a typo...

Wikipedia says for lvalue:
In computer science, a value that points to a storage location, potentially allowing new values to be assigned (so named because it appears on the left side of a variable assignment)


> Signed-off-by: Fabien Dessenne <fabien.dessenne@...com>
> ---
>  include/linux/moduleparam.h | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
> index e5c3e23..944c569 100644
> --- a/include/linux/moduleparam.h
> +++ b/include/linux/moduleparam.h
> @@ -135,7 +135,7 @@ struct kparam_array
>  /**
>   * module_param_named - typesafe helper for a renamed module/cmdline parameter
>   * @name: a valid C identifier which is the parameter name.
> - * @value: the actual lvalue to alter.
> + * @value: the actual value to alter.
>   * @type: the type of the parameter
>   * @perm: visibility in sysfs.
>   *
> @@ -160,6 +160,7 @@ struct kparam_array
>   * module_param_cb - general callback for a module/cmdline parameter
>   * @name: a valid C identifier which is the parameter name.
>   * @ops: the set & get operations for this parameter.
> + * @args: args for @ops
>   * @perm: visibility in sysfs.
>   *
>   * The ops can have NULL set or get functions.
> @@ -176,6 +177,7 @@ struct kparam_array
>   *                    to be evaluated before certain initcall level
>   * @name: a valid C identifier which is the parameter name.
>   * @ops: the set & get operations for this parameter.
> + * @args: args for @ops
>   * @perm: visibility in sysfs.
>   *
>   * The ops can have NULL set or get functions.
> @@ -457,7 +459,7 @@ enum hwparam_type {
>  /**
>   * module_param_hw_named - A parameter representing a hw parameters
>   * @name: a valid C identifier which is the parameter name.
> - * @value: the actual lvalue to alter.
> + * @value: the actual value to alter.
>   * @type: the type of the parameter
>   * @hwtype: what the value represents (enum hwparam_type)
>   * @perm: visibility in sysfs.
> 


-- 
~Randy
Reported-by: Randy Dunlap <rdunlap@...radead.org>