ext4_xattr_free_space 2732 fs/ext4/xattr.c ifree = ext4_xattr_free_space(base, &min_offs, base, &total_ino); ext4_xattr_free_space 2756 fs/ext4/xattr.c bfree = ext4_xattr_free_space(BFIRST(bh), &min_offs, base,