powerpc64 head -r344018 stuck sleeping problems: th->th_scale * tc_delta(th) overflows unsigned 64 bits sometimes [patched failed]

Sat Mar 2 14:50:02 UTC 2019

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In message <20190302142814.GF68879 at kib.kiev.ua>, Konstantin Belousov writes:
>On Sat, Mar 02, 2019 at 02:17:10PM +0000, Poul-Henning Kamp wrote:

>More the timehands, more the propagation can be delayed by the hardware.

One of the two of us don't understand how timecounters work.

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