[tor-bugs] #24374 [Core Tor/Tor]: Reduce monotime_coarse_absolute_msec() usage

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#24374: Reduce monotime_coarse_absolute_msec() usage
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     Reporter:  ahf           |      Owner:  (none)
         Type:  enhancement   |     Status:  new
     Priority:  Medium        |  Milestone:
    Component:  Core Tor/Tor  |    Version:
     Severity:  Normal        |   Keywords:  s8-perf
Actual Points:                |  Parent ID:  #24062
       Points:                |   Reviewer:
      Sponsor:  Sponsor8      |
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 `monotime_coarse_absolute_msec()` is making a lot of calls to the compiler
 generated function `__udivdi3` to the point where it pops up in our
 profiling on Android.

 We should reduce this usage and ensure the high amount of calls to
 `__udivdi3` goes away.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/24374>
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