linux-kernel - Re: [PATCH] tracefs: Remove kerneldoc from struct eventfs

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Date:   Tue, 22 Aug 2023 21:48:08 +0900
From:   Masami Hiramatsu (Google) <mhiramat@...nel.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Linux trace kernel <linux-trace-kernel@...r.kernel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        "Matthew Wilcox (Oracle)" <willy@...radead.org>
Subject: Re: [PATCH] tracefs: Remove kerneldoc from struct eventfs_file

On Tue, 22 Aug 2023 05:33:13 -0400
Steven Rostedt <rostedt@...dmis.org> wrote:

> From d0d094090c093499380049c413b8f1c5b995ff52 Mon Sep 17 00:00:00 2001
> From: "Steven Rostedt (Google)" <rostedt@...dmis.org>
> Date: Tue, 22 Aug 2023 05:29:22 -0400
> Subject: [PATCH] tracefs: Remove kerneldoc from struct eventfs_file
> 
> The struct eventfs_file is a local structure and should not be parsed by
> kernel doc. It also does not fully follow the kerneldoc format and is
> causing kerneldoc to spit out errors. Replace the /** to /* so that
> kerneldoc no longer processes this structure.
> 
> Also format the comments of the delete union of the structure to be a bit
> better.

Looks good to me.

Reviewed-by: Masami Hiramatsu (Google) <mhiramat@...nel.org>

Thanks,
> 
> Link: https://lore.kernel.org/linux-trace-kernel/20230818201414.2729745-1-willy@infradead.org/
> 
> Reported-by: Matthew Wilcox (Oracle) <willy@...radead.org>
> Signed-off-by: Steven Rostedt (Google) <rostedt@...dmis.org>
> ---
>  fs/tracefs/event_inode.c | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/fs/tracefs/event_inode.c b/fs/tracefs/event_inode.c
> index da8d2e73cc47..237c6f370ad9 100644
> --- a/fs/tracefs/event_inode.c
> +++ b/fs/tracefs/event_inode.c
> @@ -27,7 +27,7 @@ struct eventfs_inode {
>  	struct list_head	e_top_files;
>  };
>  
> -/**
> +/*
>   * struct eventfs_file - hold the properties of the eventfs files and
>   *                       directories.
>   * @name:	the name of the file or directory to create
> @@ -48,10 +48,16 @@ struct eventfs_file {
>  	struct eventfs_inode		*ei;
>  	const struct file_operations	*fop;
>  	const struct inode_operations	*iop;
> +	/*
> +	 * Union - used for deletion
> +	 * @del_list:	list of eventfs_file to delete
> +	 * @rcu:	eventfs_file to delete in RCU
> +	 * @is_freed:	node is freed if one of the above is set
> +	 */
>  	union {
> -		struct list_head	del_list; /* list of eventfs_file to delete */
> -		struct rcu_head		rcu; /* eventfs_file to delete */
> -		unsigned long		is_freed; /* Freed if one of the above is set */
> +		struct list_head	del_list;
> +		struct rcu_head		rcu;
> +		unsigned long		is_freed;
>  	};
>  	void				*data;
>  	umode_t				mode;
> -- 
> 2.40.1
> 


-- 
Masami Hiramatsu (Google) <mhiramat@...nel.org>