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-rw-r--r--fs/ext4/ext4.h21
1 files changed, 3 insertions, 18 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 0db01421da3e..d5193b55ca94 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -855,24 +855,6 @@ struct ext4_dir_entry_2 {
855 ~EXT4_DIR_ROUND) 855 ~EXT4_DIR_ROUND)
856#define EXT4_MAX_REC_LEN ((1<<16)-1) 856#define EXT4_MAX_REC_LEN ((1<<16)-1)
857 857
858static inline unsigned ext4_rec_len_from_disk(__le16 dlen)
859{
860 unsigned len = le16_to_cpu(dlen);
861
862 if (len == EXT4_MAX_REC_LEN || len == 0)
863 return 1 << 16;
864 return len;
865}
866
867static inline __le16 ext4_rec_len_to_disk(unsigned len)
868{
869 if (len == (1 << 16))
870 return cpu_to_le16(EXT4_MAX_REC_LEN);
871 else if (len > (1 << 16))
872 BUG();
873 return cpu_to_le16(len);
874}
875
876/* 858/*
877 * Hash Tree Directory indexing 859 * Hash Tree Directory indexing
878 * (c) Daniel Phillips, 2001 860 * (c) Daniel Phillips, 2001
@@ -1097,7 +1079,10 @@ extern long ext4_compat_ioctl(struct file *, unsigned int, unsigned long);
1097 1079
1098/* migrate.c */ 1080/* migrate.c */
1099extern int ext4_ext_migrate(struct inode *); 1081extern int ext4_ext_migrate(struct inode *);
1082
1100/* namei.c */ 1083/* namei.c */
1084extern unsigned int ext4_rec_len_from_disk(__le16 dlen, unsigned blocksize);
1085extern __le16 ext4_rec_len_to_disk(unsigned len, unsigned blocksize);
1101extern int ext4_orphan_add(handle_t *, struct inode *); 1086extern int ext4_orphan_add(handle_t *, struct inode *);
1102extern int ext4_orphan_del(handle_t *, struct inode *); 1087extern int ext4_orphan_del(handle_t *, struct inode *);
1103extern int ext4_htree_fill_tree(struct file *dir_file, __u32 start_hash, 1088extern int ext4_htree_fill_tree(struct file *dir_file, __u32 start_hash,