linux-kernel - Re: [PATCH] docs: filesystems: replace to_dev() with kobj_to

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Date:   Wed, 9 Sep 2020 11:36:06 -0600
From:   Jonathan Corbet <corbet@....net>
To:     Denis Efremov <efremov@...ux.com>
Cc:     Harry Wei <harryxiyou@...il.com>, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] docs: filesystems: replace to_dev() with kobj_to_dev()

On Sun, 30 Aug 2020 17:41:35 +0300
Denis Efremov <efremov@...ux.com> wrote:

> Commit a4232963757e ("driver-core: Move kobj_to_dev from genhd.h to device.h")
> introduced kobj_to_dev() function.
> 
> Signed-off-by: Denis Efremov <efremov@...ux.com>
> ---
>  Documentation/filesystems/sysfs.rst                    | 3 +--
>  Documentation/translations/zh_CN/filesystems/sysfs.txt | 3 +--
>  2 files changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/Documentation/filesystems/sysfs.rst b/Documentation/filesystems/sysfs.rst
> index ab0f7795792b..5a3209a4cebf 100644
> --- a/Documentation/filesystems/sysfs.rst
> +++ b/Documentation/filesystems/sysfs.rst
> @@ -172,14 +172,13 @@ calls the associated methods.
>  
>  To illustrate::
>  
> -    #define to_dev(obj) container_of(obj, struct device, kobj)
>      #define to_dev_attr(_attr) container_of(_attr, struct device_attribute, attr)
>  
>      static ssize_t dev_attr_show(struct kobject *kobj, struct attribute *attr,
>  				char *buf)
>      {
>  	    struct device_attribute *dev_attr = to_dev_attr(attr);
> -	    struct device *dev = to_dev(kobj);
> +	    struct device *dev = kobj_to_dev(kobj);
>  	    ssize_t ret = -EIO;

Applied, thanks.

jon