Re: How to prevent a mutex being _enter()ed from being _destroy()ed?

To: tech-kern%netbsd.org@localhost
Subject: Re: How to prevent a mutex being _enter()ed from being _destroy()ed?
From: Edgar Fuß <ef%math.uni-bonn.de@localhost>
Date: Sat, 11 Aug 2018 00:20:40 +0200

> Are you sure it _only_ happens in the do/while and _never_ in the
> preceding if?
Well, the three times I looked at the backtrace carefully, yes (I have photos).
The next two or three times, I'm not completely sure.

> In any case, it's just a diagnostic, not a protocol for a robust
> software system to rely on.  If it doesn't work, can try another one.
OK, I'll give it a try. Will I need to declare the global variable volatile?

References:
- Re: How to prevent a mutex being _enter()ed from being _destroy()ed?
  - From: Edgar Fuß
- Re: How to prevent a mutex being _enter()ed from being _destroy()ed?
  - From: Taylor R Campbell

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