fs/ntfs3: Rename mount option no_acs_rules > (no)acsrules

Rename mount option no_acs_rules to (no)acsrules. This allow us to use
possibility to mount with options noaclrules or aclrules.
Acked-by: Christian Brauner <christian.brauner@ubuntu.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Kari Argillander <kari.argillander@gmail.com>
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>

Documentation/filesystems/ntfs3.rst

@@ -73,7 +73,7 @@ prealloc		Preallocate space for files excessively when file size is
 			increasing on writes. Decreases fragmentation in case of
 			parallel write operations to different files.
 
-no_acs_rules		"No access rules" mount option sets access rights for
+noacsrules		"No access rules" mount option sets access rights for
 			files/folders to 777 and owner/group to root. This mount
 			option absorbs all other permissions:
 			- permissions change for files/folders will be reported

fs/ntfs3/file.c

@@ -737,7 +737,7 @@ int ntfs3_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
 	umode_t mode = inode->i_mode;
 	int err;
 
-	if (sbi->options->no_acs_rules) {
+	if (sbi->options->noacsrules) {
 		/* "No access rules" - Force any changes of time etc. */
 		attr->ia_valid |= ATTR_FORCE;
 		/* and disable for editing some attributes. */

fs/ntfs3/ntfs_fs.h

@@ -70,7 +70,7 @@ struct ntfs_mount_options {
 		showmeta : 1, /* Show meta files. */
 		nohidden : 1, /* Do not show hidden files. */
 		force : 1, /* Rw mount dirty volume. */
-		no_acs_rules : 1, /*Exclude acs rules. */
+		noacsrules : 1, /*Exclude acs rules. */
 		prealloc : 1 /* Preallocate space when file is growing. */
 		;
 };

fs/ntfs3/super.c

@@ -228,7 +228,7 @@ enum Opt {
 	Opt_acl,
 	Opt_iocharset,
 	Opt_prealloc,
-	Opt_no_acs_rules,
+	Opt_noacsrules,
 	Opt_err,
 };
 
@@ -246,7 +246,7 @@ static const struct fs_parameter_spec ntfs_fs_parameters[] = {
 	fsparam_flag_no("acl",			Opt_acl),
 	fsparam_flag_no("showmeta",		Opt_showmeta),
 	fsparam_flag_no("prealloc",		Opt_prealloc),
-	fsparam_flag("no_acs_rules",		Opt_no_acs_rules),
+	fsparam_flag_no("acsrules",		Opt_noacsrules),
 	fsparam_string("iocharset",		Opt_iocharset),
 
 	__fsparam(fs_param_is_string,
@@ -358,8 +358,8 @@ static int ntfs_fs_parse_param(struct fs_context *fc,
 	case Opt_prealloc:
 		opts->prealloc = result.negated ? 0 : 1;
 		break;
-	case Opt_no_acs_rules:
-		opts->no_acs_rules = 1;
+	case Opt_noacsrules:
+		opts->noacsrules = result.negated ? 1 : 0;
 		break;
 	default:
 		/* Should not be here unless we forget add case. */
@@ -547,8 +547,8 @@ static int ntfs_show_options(struct seq_file *m, struct dentry *root)
 		seq_puts(m, ",nohidden");
 	if (opts->force)
 		seq_puts(m, ",force");
-	if (opts->no_acs_rules)
-		seq_puts(m, ",no_acs_rules");
+	if (opts->noacsrules)
+		seq_puts(m, ",noacsrules");
 	if (opts->prealloc)
 		seq_puts(m, ",prealloc");
 	if (sb->s_flags & SB_POSIXACL)

fs/ntfs3/xattr.c

@@ -769,7 +769,7 @@ int ntfs_acl_chmod(struct user_namespace *mnt_userns, struct inode *inode)
 int ntfs_permission(struct user_namespace *mnt_userns, struct inode *inode,
 		    int mask)
 {
-	if (ntfs_sb(inode->i_sb)->options->no_acs_rules) {
+	if (ntfs_sb(inode->i_sb)->options->noacsrules) {
 		/* "No access rules" mode - Allow all changes. */
 		return 0;
 	}