descriptor_loc   1106 fs/ext2/super.c 		block = descriptor_loc(sb, logic_sb_block, i);
descriptor_loc   4287 fs/ext4/super.c 		block = descriptor_loc(sb, logical_sb_block, i);
descriptor_loc   4294 fs/ext4/super.c 		block = descriptor_loc(sb, logical_sb_block, i);