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-rw-r--r--fs/ext4/ext4.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 3e31371795cb..199afbf27510 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -2823,6 +2823,11 @@ extern int ext4_resize_fs(struct super_block *sb, ext4_fsblk_t n_blocks_count);
/* super.c */
extern struct buffer_head *ext4_sb_bread(struct super_block *sb,
sector_t block, int op_flags);
+extern void ext4_read_bh_nowait(struct buffer_head *bh, int op_flags,
+ bh_end_io_t *end_io);
+extern int ext4_read_bh(struct buffer_head *bh, int op_flags,
+ bh_end_io_t *end_io);
+extern int ext4_read_bh_lock(struct buffer_head *bh, int op_flags, bool wait);
extern int ext4_seq_options_show(struct seq_file *seq, void *offset);
extern int ext4_calculate_overhead(struct super_block *sb);
extern void ext4_superblock_csum_set(struct super_block *sb);