[PATCH] Use uname not sysctl to get the kernel revision

[H. Peter Anvin]

Albert Cahalan wrote:
>>
>> The numerical namespace for sysctl is unsalvagable imho. e.g.
>> distributions regularly break it because there is no central
>> repository of numbers so it's not very usable anyways in practice.
> 
> Huh? How exactly is this different from system call numbers,
> ioctl numbers, fcntl numbers, ptrace command numbers, and every
> other part of the Linux ABI?
> 

Mostly because some branches of the sysctl tree have dynamic content 
which is hard to marshal into a numeric form.

	-hpa