X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Fext2%2Fext2.h;h=c87ae29c19cb346d86de36513d43a654ff3362e8;hb=4dde4610c4ab54e9d36a4afaa98c23b017f7f9e3;hp=7730388c4931857f83ccdf9aa758d3120534d5ab;hpb=95b00786f3b8fa99f53931361beeb4c10504ad87;p=linux-2.6

diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index 7730388c49..c87ae29c19 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);
+}