Re: [PATCH v2 1/4] super: remove get_tree_single_reconf()

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On Wed 02-08-23 13:57:03, Christian Brauner wrote:
> The get_tree_single_reconf() helper isn't used anywhere. Remote it.
> 
> Reviewed-by: Josef Bacik <josef@xxxxxxxxxxxxxx>
> Signed-off-by: Christian Brauner <brauner@xxxxxxxxxx>

Looks good. Feel free to add:

Reviewed-by: Jan Kara <jack@xxxxxxx>

								Honza

> ---
>  fs/super.c                 | 28 +++++-----------------------
>  include/linux/fs_context.h |  3 ---
>  2 files changed, 5 insertions(+), 26 deletions(-)
> 
> diff --git a/fs/super.c b/fs/super.c
> index 3ef39df5bec5..9aaf0fbad036 100644
> --- a/fs/super.c
> +++ b/fs/super.c
> @@ -1136,7 +1136,7 @@ static int test_single_super(struct super_block *s, struct fs_context *fc)
>  	return 1;
>  }
>  
> -static int vfs_get_super(struct fs_context *fc, bool reconf,
> +static int vfs_get_super(struct fs_context *fc,
>  		int (*test)(struct super_block *, struct fs_context *),
>  		int (*fill_super)(struct super_block *sb,
>  				  struct fs_context *fc))
> @@ -1154,19 +1154,9 @@ static int vfs_get_super(struct fs_context *fc, bool reconf,
>  			goto error;
>  
>  		sb->s_flags |= SB_ACTIVE;
> -		fc->root = dget(sb->s_root);
> -	} else {
> -		fc->root = dget(sb->s_root);
> -		if (reconf) {
> -			err = reconfigure_super(fc);
> -			if (err < 0) {
> -				dput(fc->root);
> -				fc->root = NULL;
> -				goto error;
> -			}
> -		}
>  	}
>  
> +	fc->root = dget(sb->s_root);
>  	return 0;
>  
>  error:
> @@ -1178,7 +1168,7 @@ int get_tree_nodev(struct fs_context *fc,
>  		  int (*fill_super)(struct super_block *sb,
>  				    struct fs_context *fc))
>  {
> -	return vfs_get_super(fc, false, NULL, fill_super);
> +	return vfs_get_super(fc, NULL, fill_super);
>  }
>  EXPORT_SYMBOL(get_tree_nodev);
>  
> @@ -1186,25 +1176,17 @@ int get_tree_single(struct fs_context *fc,
>  		  int (*fill_super)(struct super_block *sb,
>  				    struct fs_context *fc))
>  {
> -	return vfs_get_super(fc, false, test_single_super, fill_super);
> +	return vfs_get_super(fc, test_single_super, fill_super);
>  }
>  EXPORT_SYMBOL(get_tree_single);
>  
> -int get_tree_single_reconf(struct fs_context *fc,
> -		  int (*fill_super)(struct super_block *sb,
> -				    struct fs_context *fc))
> -{
> -	return vfs_get_super(fc, true, test_single_super, fill_super);
> -}
> -EXPORT_SYMBOL(get_tree_single_reconf);
> -
>  int get_tree_keyed(struct fs_context *fc,
>  		  int (*fill_super)(struct super_block *sb,
>  				    struct fs_context *fc),
>  		void *key)
>  {
>  	fc->s_fs_info = key;
> -	return vfs_get_super(fc, false, test_keyed_super, fill_super);
> +	return vfs_get_super(fc, test_keyed_super, fill_super);
>  }
>  EXPORT_SYMBOL(get_tree_keyed);
>  
> diff --git a/include/linux/fs_context.h b/include/linux/fs_context.h
> index ff6341e09925..851b3fe2549c 100644
> --- a/include/linux/fs_context.h
> +++ b/include/linux/fs_context.h
> @@ -150,9 +150,6 @@ extern int get_tree_nodev(struct fs_context *fc,
>  extern int get_tree_single(struct fs_context *fc,
>  			 int (*fill_super)(struct super_block *sb,
>  					   struct fs_context *fc));
> -extern int get_tree_single_reconf(struct fs_context *fc,
> -			 int (*fill_super)(struct super_block *sb,
> -					   struct fs_context *fc));
>  extern int get_tree_keyed(struct fs_context *fc,
>  			 int (*fill_super)(struct super_block *sb,
>  					   struct fs_context *fc),
> 
> -- 
> 2.34.1
> 
-- 
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR



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