len = isize;
}
+ /*
+ * Some filesystems can't deal with being asked to map less than
+ * blocksize, so make sure our len is at least block length.
+ */
+ if (logical_to_blk(inode, len) == 0)
+ len = blk_to_logical(inode, 1);
+
start_blk = logical_to_blk(inode, start);
last_blk = logical_to_blk(inode, start + len - 1);