2022-03-11 20:47 GMT+09:00, Vasant Karasulli <vkarasulli@xxxxxxx>:
> The "keep_last_dots" mount option will, in a
> subsequent commit, control whether or not trailing periods '.' are stripped
> from path components during file lookup or file creation.
I don't know why the 1/2 patch should be split from the 2/2 patch.
Wouldn't it be better to combine them? Otherwise it looks good to me.
>
> Suggested-by: Takashi Iwai <tiwai@xxxxxxx>
> Signed-off-by: Vasant Karasulli <vkarasulli@xxxxxxx>
> Co-developed-by: David Disseldorp <ddiss@xxxxxxx>
> Signed-off-by: David Disseldorp <ddiss@xxxxxxx>
> ---
> fs/exfat/exfat_fs.h | 3 ++-
> fs/exfat/super.c | 7 +++++++
> 2 files changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/fs/exfat/exfat_fs.h b/fs/exfat/exfat_fs.h
> index 619e5b4bed10..c6800b880920 100644
> --- a/fs/exfat/exfat_fs.h
> +++ b/fs/exfat/exfat_fs.h
> @@ -203,7 +203,8 @@ struct exfat_mount_options {
> /* on error: continue, panic, remount-ro */
> enum exfat_error_mode errors;
> unsigned utf8:1, /* Use of UTF-8 character set */
> - discard:1; /* Issue discard requests on deletions */
> + discard:1, /* Issue discard requests on deletions */
> + keep_last_dots:1; /* Keep trailing periods in paths */
> int time_offset; /* Offset of timestamps from UTC (in minutes) */
> };
>
> diff --git a/fs/exfat/super.c b/fs/exfat/super.c
> index 8c9fb7dcec16..4c3f80ed17b1 100644
> --- a/fs/exfat/super.c
> +++ b/fs/exfat/super.c
> @@ -174,6 +174,8 @@ static int exfat_show_options(struct seq_file *m, struct
> dentry *root)
> seq_puts(m, ",errors=remount-ro");
> if (opts->discard)
> seq_puts(m, ",discard");
> + if (opts->keep_last_dots)
> + seq_puts(m, ",keep_last_dots");
> if (opts->time_offset)
> seq_printf(m, ",time_offset=%d", opts->time_offset);
> return 0;
> @@ -217,6 +219,7 @@ enum {
> Opt_charset,
> Opt_errors,
> Opt_discard,
> + Opt_keep_last_dots,
> Opt_time_offset,
>
> /* Deprecated options */
> @@ -243,6 +246,7 @@ static const struct fs_parameter_spec exfat_parameters[]
> = {
> fsparam_string("iocharset", Opt_charset),
> fsparam_enum("errors", Opt_errors, exfat_param_enums),
> fsparam_flag("discard", Opt_discard),
> + fsparam_flag("keep_last_dots", Opt_keep_last_dots),
> fsparam_s32("time_offset", Opt_time_offset),
> __fsparam(NULL, "utf8", Opt_utf8, fs_param_deprecated,
> NULL),
> @@ -297,6 +301,9 @@ static int exfat_parse_param(struct fs_context *fc,
> struct fs_parameter *param)
> case Opt_discard:
> opts->discard = 1;
> break;
> + case Opt_keep_last_dots:
> + opts->keep_last_dots = 1;
> + break;
> case Opt_time_offset:
> /*
> * Make the limit 24 just in case someone invents something
> --
> 2.32.0
>
>
