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-rw-r--r--fs/fat/Kconfig18
-rw-r--r--fs/fat/inode.c4
2 files changed, 20 insertions, 2 deletions
diff --git a/fs/fat/Kconfig b/fs/fat/Kconfig
index 182f9ffe2b51..3ff1772f612e 100644
--- a/fs/fat/Kconfig
+++ b/fs/fat/Kconfig
@@ -93,8 +93,24 @@ config FAT_DEFAULT_IOCHARSET
that most of your FAT filesystems use, and can be overridden
with the "iocharset" mount option for FAT filesystems.
Note that "utf8" is not recommended for FAT filesystems.
- If unsure, you shouldn't set "utf8" here.
+ If unsure, you shouldn't set "utf8" here - select the next option
+ instead if you would like to use UTF-8 encoded file names by default.
See <file:Documentation/filesystems/vfat.txt> for more information.
Enable any character sets you need in File Systems/Native Language
Support.
+
+config FAT_DEFAULT_UTF8
+ bool "Enable FAT UTF-8 option by default"
+ depends on VFAT_FS
+ default n
+ help
+ Set this if you would like to have "utf8" mount option set
+ by default when mounting FAT filesystems.
+
+ Even if you say Y here can always disable UTF-8 for
+ particular mount by adding "utf8=0" to mount options.
+
+ Say Y if you use UTF-8 encoding for file names, N otherwise.
+
+ See <file:Documentation/filesystems/vfat.txt> for more information.
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index a5599052116c..226281068a46 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -1127,7 +1127,7 @@ static int parse_options(struct super_block *sb, char *options, int is_vfat,
}
opts->name_check = 'n';
opts->quiet = opts->showexec = opts->sys_immutable = opts->dotsOK = 0;
- opts->utf8 = opts->unicode_xlate = 0;
+ opts->unicode_xlate = 0;
opts->numtail = 1;
opts->usefree = opts->nocase = 0;
opts->tz_set = 0;
@@ -1135,6 +1135,8 @@ static int parse_options(struct super_block *sb, char *options, int is_vfat,
opts->errors = FAT_ERRORS_RO;
*debug = 0;
+ opts->utf8 = IS_ENABLED(CONFIG_FAT_DEFAULT_UTF8) && is_vfat;
+
if (!options)
goto out;