[patch] Fix bug of syscall.lseek's offset

[Frank Ch. Eigler]

Lai Jiangshan <laijs@cn.fujitsu.com> writes:

> How about the following patch? Is there any problem?
> [...]
>> probe syscall.lseek = kernel.function("sys_lseek") {
>> [...]
>> -    offset = __int32($offset)
>> +    offset = $offset

This looks good to me, as long as it tests fine on some 32-bit hosts.
We had some $variable width/signedness problems that were fixed a few
months ago in bug #3331.  It may have fixed the need for the __int32
kludge too.

- FChE