1 files changed, 7 insertions, 0 deletions

diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index 7730388c4931..c87ae29c19cb 100644
--- a/fs/ext2/ext2.h
+++ b/fs/ext2/ext2.h
@@ -178,3 +178,10 @@ extern const struct inode_operations ext2_special_inode_operations;
 /* symlink.c */
 extern const struct inode_operations ext2_fast_symlink_inode_operations;
 extern const struct inode_operations ext2_symlink_inode_operations;
+
+static inline ext2_fsblk_t
+ext2_group_first_block_no(struct super_block *sb, unsigned long group_no)
+{
+        return group_no * (ext2_fsblk_t)EXT2_BLOCKS_PER_GROUP(sb) +
+                le32_to_cpu(EXT2_SB(sb)->s_es->s_first_data_block);
+}