* Peter Zijlstra <pet...@infradead.org> wrote:

> I had hoped the u128 stuff might be elsewise useful, but if we 
> don't want to go there, that's fine.

I think it needs a clearer usecase - and even then the 32-bit 
behavior still looks rather horrible ...

So if we can escape all that with reasonable restrictions then 
that's far better than taking on this kind of overhead for 
32-bit systems. 32-bit still matters, we do the ktime_t 
complications for 32-bit systems and that's for a far smaller 
effect.

[ Would be nice to also stick in a WARN_ONCE() in the key 
  place(s) just in case, to make sure the overflow cannot happen 
  silently in the future. ]

Thanks,

        Ingo
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