linux-kernel - [RFC PATCH 2/4] fs/ntfs3: Remove unnecesarry mount option noatime

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Message-Id: <20210816024703.107251-3-kari.argillander@gmail.com>
Date:   Mon, 16 Aug 2021 05:47:01 +0300
From:   Kari Argillander <kari.argillander@...il.com>
To:     Konstantin Komarov <almaz.alexandrovich@...agon-software.com>,
        Christoph Hellwig <hch@....de>
Cc:     Kari Argillander <kari.argillander@...il.com>,
        ntfs3@...ts.linux.dev, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org,
        Pali Rohár <pali@...nel.org>,
        Matthew Wilcox <willy@...radead.org>
Subject: [RFC PATCH 2/4] fs/ntfs3: Remove unnecesarry mount option noatime

Remove unnecesarry mount option noatime because this will be handled
by VFS. Our function ntfs_parse_param will never get opt like
this.

Signed-off-by: Kari Argillander <kari.argillander@...il.com>
---
 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 d805e0b31404..e4e2bd0ebfe6 100644
--- a/fs/ntfs3/super.c
+++ b/fs/ntfs3/super.c
@@ -240,7 +240,6 @@ enum Opt {
 	Opt_nohidden,
 	Opt_showmeta,
 	Opt_acl,
-	Opt_noatime,
 	Opt_nls,
 	Opt_prealloc,
 	Opt_no_acs_rules,
@@ -260,7 +259,6 @@ static const struct fs_parameter_spec ntfs_fs_parameters[] = {
 	fsparam_flag_no("sparse",		Opt_sparse),
 	fsparam_flag("nohidden",		Opt_nohidden),
 	fsparam_flag_no("acl",			Opt_acl),
-	fsparam_flag("noatime",			Opt_noatime),
 	fsparam_flag_no("showmeta",		Opt_showmeta),
 	fsparam_string("nls",			Opt_nls),
 	fsparam_flag_no("prealloc",		Opt_prealloc),
@@ -341,9 +339,6 @@ static int ntfs_fs_parse_param(struct fs_context *fc, struct fs_parameter *param
 		else
 			fc->sb_flags &= ~SB_POSIXACL;
 		break;
-	case Opt_noatime:
-		fc->sb_flags |= SB_NOATIME;
-		break;
 	case Opt_showmeta:
 		opts->showmeta = result.negated ? 0 : 1;
 		break;
@@ -555,8 +550,6 @@ 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