On Tuesday 07 September 2021 18:35:55 Kari Argillander wrote: > Other fs drivers are using iocharset= mount option for specifying charset. > So add it also for ntfs3 and mark old nls= mount option as deprecated. > > Signed-off-by: Kari Argillander <kari.argillander@xxxxxxxxx> Reviewed-by: Pali Rohár <pali@xxxxxxxxxx> > --- > Documentation/filesystems/ntfs3.rst | 4 ++-- > fs/ntfs3/super.c | 18 +++++++++++------- > 2 files changed, 13 insertions(+), 9 deletions(-) > > diff --git a/Documentation/filesystems/ntfs3.rst b/Documentation/filesystems/ntfs3.rst > index af7158de6fde..ded706474825 100644 > --- a/Documentation/filesystems/ntfs3.rst > +++ b/Documentation/filesystems/ntfs3.rst > @@ -32,12 +32,12 @@ generic ones. > > =============================================================================== > > -nls=name This option informs the driver how to interpret path > +iocharset=name This option informs the driver how to interpret path > strings and translate them to Unicode and back. If > this option is not set, the default codepage will be > used (CONFIG_NLS_DEFAULT). > Examples: > - 'nls=utf8' > + 'iocharset=utf8' > > uid= > gid= > diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c > index 729ead6f2fac..503e2e23f711 100644 > --- a/fs/ntfs3/super.c > +++ b/fs/ntfs3/super.c > @@ -226,7 +226,7 @@ enum Opt { > Opt_nohidden, > Opt_showmeta, > Opt_acl, > - Opt_nls, > + Opt_iocharset, > Opt_prealloc, > Opt_no_acs_rules, > Opt_err, > @@ -245,9 +245,13 @@ static const struct fs_parameter_spec ntfs_fs_parameters[] = { > fsparam_flag_no("hidden", Opt_nohidden), > fsparam_flag_no("acl", Opt_acl), > fsparam_flag_no("showmeta", Opt_showmeta), > - fsparam_string("nls", Opt_nls), > fsparam_flag_no("prealloc", Opt_prealloc), > fsparam_flag("no_acs_rules", Opt_no_acs_rules), > + fsparam_string("iocharset", Opt_iocharset), > + > + __fsparam(fs_param_is_string, > + "nls", Opt_iocharset, > + fs_param_deprecated, NULL), > {} > }; > > @@ -346,7 +350,7 @@ static int ntfs_fs_parse_param(struct fs_context *fc, > case Opt_showmeta: > opts->showmeta = result.negated ? 0 : 1; > break; > - case Opt_nls: > + case Opt_iocharset: > kfree(opts->nls_name); > opts->nls_name = param->string; > param->string = NULL; > @@ -380,11 +384,11 @@ static int ntfs_fs_reconfigure(struct fs_context *fc) > new_opts->nls = ntfs_load_nls(new_opts->nls_name); > if (IS_ERR(new_opts->nls)) { > new_opts->nls = NULL; > - errorf(fc, "ntfs3: Cannot load nls %s", new_opts->nls_name); > + errorf(fc, "ntfs3: Cannot load iocharset %s", new_opts->nls_name); > return -EINVAL; > } > if (new_opts->nls != sbi->options->nls) > - return invalf(fc, "ntfs3: Cannot use different nls when remounting!"); > + return invalf(fc, "ntfs3: Cannot use different iocharset when remounting!"); > > sync_filesystem(sb); > > @@ -528,9 +532,9 @@ static int ntfs_show_options(struct seq_file *m, struct dentry *root) > if (opts->dmask) > seq_printf(m, ",dmask=%04o", ~opts->fs_dmask_inv); > if (opts->nls) > - seq_printf(m, ",nls=%s", opts->nls->charset); > + seq_printf(m, ",iocharset=%s", opts->nls->charset); > else > - seq_puts(m, ",nls=utf8"); > + seq_puts(m, ",iocharset=utf8"); > if (opts->sys_immutable) > seq_puts(m, ",sys_immutable"); > if (opts->discard) > -- > 2.25.1 >