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Date:   Wed, 8 Sep 2021 21:10:36 +0200
From:   Pali =?utf-8?B?Um9ow6Fy?= <pali@kernel.org>
To:     Kari Argillander <kari.argillander@gmail.com>
Cc:     Konstantin Komarov <almaz.alexandrovich@paragon-software.com>,
        ntfs3@lists.linux.dev, Christoph Hellwig <hch@lst.de>,
        linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
        Matthew Wilcox <willy@infradead.org>,
        Christian Brauner <christian.brauner@ubuntu.com>
Subject: Re: [PATCH v4 1/9] fs/ntfs3: Remove unnecesarry mount option noatime
Message-ID: <20210908191036.ztjy7eoitrxujqcu@pali>
References: <20210907153557.144391-1-kari.argillander@gmail.com>
 <20210907153557.144391-2-kari.argillander@gmail.com>
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On Tuesday 07 September 2021 18:35:49 Kari Argillander wrote:
> Remove unnecesarry mount option noatime because this will be handled
> by VFS. Our option parser will never get opt like this.
> 
> Acked-by: Christian Brauner <christian.brauner@ubuntu.com>
> Reviewed-by: Christoph Hellwig <hch@lst.de>
> Signed-off-by: Kari Argillander <kari.argillander@gmail.com>

Reviewed-by: Pali Rohár <pali@kernel.org>

> ---
>  Documentation/filesystems/ntfs3.rst | 4 ----
>  fs/ntfs3/super.c                    | 7 -------
>  2 files changed, 11 deletions(-)
> 
> diff --git a/Documentation/filesystems/ntfs3.rst b/Documentation/filesystems/ntfs3.rst
> index ffe9ea0c1499..af7158de6fde 100644
> --- a/Documentation/filesystems/ntfs3.rst
> +++ b/Documentation/filesystems/ntfs3.rst
> @@ -85,10 +85,6 @@ acl			Support POSIX ACLs (Access Control Lists). Effective if
>  			supported by Kernel. Not to be confused with NTFS ACLs.
>  			The option specified as acl enables support for POSIX ACLs.
>  
> -noatime			All files and directories will not update their last access
> -			time attribute if a partition is mounted with this parameter.
> -			This option can speed up file system operation.
> -
>  ===============================================================================
>  
>  ToDo list
> diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c
> index 55bbc9200a10..a18b99a3e3b5 100644
> --- a/fs/ntfs3/super.c
> +++ b/fs/ntfs3/super.c
> @@ -223,7 +223,6 @@ enum Opt {
>  	Opt_nohidden,
>  	Opt_showmeta,
>  	Opt_acl,
> -	Opt_noatime,
>  	Opt_nls,
>  	Opt_prealloc,
>  	Opt_no_acs_rules,
> @@ -242,7 +241,6 @@ static const match_table_t ntfs_tokens = {
>  	{ Opt_sparse, "sparse" },
>  	{ Opt_nohidden, "nohidden" },
>  	{ Opt_acl, "acl" },
> -	{ Opt_noatime, "noatime" },
>  	{ Opt_showmeta, "showmeta" },
>  	{ Opt_nls, "nls=%s" },
>  	{ Opt_prealloc, "prealloc" },
> @@ -333,9 +331,6 @@ static noinline int ntfs_parse_options(struct super_block *sb, char *options,
>  			ntfs_err(sb, "support for ACL not compiled in!");
>  			return -EINVAL;
>  #endif
> -		case Opt_noatime:
> -			sb->s_flags |= SB_NOATIME;
> -			break;
>  		case Opt_showmeta:
>  			opts->showmeta = 1;
>  			break;
> @@ -587,8 +582,6 @@ static int ntfs_show_options(struct seq_file *m, struct dentry *root)
>  		seq_puts(m, ",prealloc");
>  	if (sb->s_flags & SB_POSIXACL)
>  		seq_puts(m, ",acl");
> -	if (sb->s_flags & SB_NOATIME)
> -		seq_puts(m, ",noatime");
>  
>  	return 0;
>  }
> -- 
> 2.25.1
>