linux-ext4 - Re: [PATCH v7 01/28] fsnotify: pass data_type to fsnotify

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Date:   Fri, 15 Oct 2021 11:18:34 +0200
From:   Jan Kara <jack@...e.cz>
To:     Gabriel Krisman Bertazi <krisman@...labora.com>
Cc:     jack@...e.com, amir73il@...il.com, djwong@...nel.org,
        tytso@....edu, dhowells@...hat.com, khazhy@...gle.com,
        linux-fsdevel@...r.kernel.org, linux-ext4@...r.kernel.org,
        linux-api@...r.kernel.org, repnop@...gle.com, kernel@...labora.com
Subject: Re: [PATCH v7 01/28] fsnotify: pass data_type to fsnotify_name()

On Thu 14-10-21 18:36:19, Gabriel Krisman Bertazi wrote:
> From: Amir Goldstein <amir73il@...il.com>
> 
> Align the arguments of fsnotify_name() to those of fsnotify().
> 
> Signed-off-by: Amir Goldstein <amir73il@...il.com>
> Signed-off-by: Gabriel Krisman Bertazi <krisman@...labora.com>

Looks good. Feel free to add:

Reviewed-by: Jan Kara <jack@...e.cz>

								Honza

> ---
>  include/linux/fsnotify.h | 22 +++++++++++++---------
>  1 file changed, 13 insertions(+), 9 deletions(-)
> 
> diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h
> index 12d3a7d308ab..d1144d7c3536 100644
> --- a/include/linux/fsnotify.h
> +++ b/include/linux/fsnotify.h
> @@ -26,20 +26,21 @@
>   * FS_EVENT_ON_CHILD mask on the parent inode and will not be reported if only
>   * the child is interested and not the parent.
>   */
> -static inline void fsnotify_name(struct inode *dir, __u32 mask,
> -				 struct inode *child,
> -				 const struct qstr *name, u32 cookie)
> +static inline int fsnotify_name(__u32 mask, const void *data, int data_type,
> +				struct inode *dir, const struct qstr *name,
> +				u32 cookie)
>  {
>  	if (atomic_long_read(&dir->i_sb->s_fsnotify_connectors) == 0)
> -		return;
> +		return 0;
>  
> -	fsnotify(mask, child, FSNOTIFY_EVENT_INODE, dir, name, NULL, cookie);
> +	return fsnotify(mask, data, data_type, dir, name, NULL, cookie);
>  }
>  
>  static inline void fsnotify_dirent(struct inode *dir, struct dentry *dentry,
>  				   __u32 mask)
>  {
> -	fsnotify_name(dir, mask, d_inode(dentry), &dentry->d_name, 0);
> +	fsnotify_name(mask, d_inode(dentry), FSNOTIFY_EVENT_INODE,
> +		      dir, &dentry->d_name, 0);
>  }
>  
>  static inline void fsnotify_inode(struct inode *inode, __u32 mask)
> @@ -154,8 +155,10 @@ static inline void fsnotify_move(struct inode *old_dir, struct inode *new_dir,
>  		new_dir_mask |= FS_ISDIR;
>  	}
>  
> -	fsnotify_name(old_dir, old_dir_mask, source, old_name, fs_cookie);
> -	fsnotify_name(new_dir, new_dir_mask, source, new_name, fs_cookie);
> +	fsnotify_name(old_dir_mask, source, FSNOTIFY_EVENT_INODE,
> +		      old_dir, old_name, fs_cookie);
> +	fsnotify_name(new_dir_mask, source, FSNOTIFY_EVENT_INODE,
> +		      new_dir, new_name, fs_cookie);
>  
>  	if (target)
>  		fsnotify_link_count(target);
> @@ -209,7 +212,8 @@ static inline void fsnotify_link(struct inode *dir, struct inode *inode,
>  	fsnotify_link_count(inode);
>  	audit_inode_child(dir, new_dentry, AUDIT_TYPE_CHILD_CREATE);
>  
> -	fsnotify_name(dir, FS_CREATE, inode, &new_dentry->d_name, 0);
> +	fsnotify_name(FS_CREATE, inode, FSNOTIFY_EVENT_INODE,
> +		      dir, &new_dentry->d_name, 0);
>  }
>  
>  /*
> -- 
> 2.33.0
> 
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR