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-rw-r--r--fs/exfat/exfat_fs.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/exfat/exfat_fs.h b/fs/exfat/exfat_fs.h
index c6800b880920..4a7a2308eb72 100644
--- a/fs/exfat/exfat_fs.h
+++ b/fs/exfat/exfat_fs.h
@@ -203,6 +203,7 @@ struct exfat_mount_options {
/* on error: continue, panic, remount-ro */
enum exfat_error_mode errors;
unsigned utf8:1, /* Use of UTF-8 character set */
+ sys_tz:1, /* Use local timezone */
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) */
@@ -381,6 +382,12 @@ static inline int exfat_sector_to_cluster(struct exfat_sb_info *sbi,
EXFAT_RESERVED_CLUSTERS;
}
+static inline bool is_valid_cluster(struct exfat_sb_info *sbi,
+ unsigned int clus)
+{
+ return clus >= EXFAT_FIRST_CLUSTER && clus < sbi->num_clusters;
+}
+
/* super.c */
int exfat_set_volume_dirty(struct super_block *sb);
int exfat_clear_volume_dirty(struct super_block *sb);