Re: [patch] Assigning syscall numbers for testing

[Alan Cox]

> it.  However, I think it needs to be allocated *regardless* of whether Linus 
> takes the patch into his kernel.  Even if the patch is simply used outside 
> Linus's kernel, it still needs the allocation to truly be safe.

Negative numbers are safe until Linus has 2^31 syscalls, at which point
quite frankly we would have a few other problems including the fact that
the syscall table won't fit in kernel mapped memory.

I'm sure we could get Linus to agree not to use negative numbers out of
spite.