Re: kern/50094

[Jaromír Doleček <jaromir.dolecek%gmail.com@localhost>]

The following reply was made to PR kern/50094; it has been noted by GNATS.

From: =?UTF-8?B?SmFyb23DrXIgRG9sZcSNZWs=?= <jaromir.dolecek%gmail.com@localhost>
To: "gnats-bugs%NetBSD.org@localhost" <gnats-bugs%netbsd.org@localhost>, mpratt%google.com@localhost
Cc: 
Subject: Re: kern/50094
Date: Tue, 25 May 2021 19:52:33 +0200

 Michael,
 
 The new stable system version NetBSD 9.2 was released with the fix, so
 the NetBSD-specific code can be dropped as convenient.
 
 Jaromir
 
 Le jeu. 17 d=C3=A9c. 2020 =C3=A0 18:31, Michael Pratt <mpratt%google.com@localhost> a=
  =C3=A9crit :
 >
 > The following reply was made to PR kern/50094; it has been noted by GNATS=
 .
 >
 > From: Michael Pratt <mpratt%google.com@localhost>
 > To: gnats-bugs%netbsd.org@localhost
 > Cc:
 > Subject: Re: kern/50094
 > Date: Thu, 17 Dec 2020 12:27:40 -0500
 >
 >  This problem is affecting the Go language runtime. See
 >  https://github.com/golang/go/issues/42515 for complete details.
 >
 >  In particular, see
 >  https://github.com/golang/go/issues/42515#issuecomment-747097912,
 >  where I came to the same conclusion as Christof that the problem is
 >  that the kqueue is unlocked with the knote removed, thus a racing
 >  kevent call may miss the event. I've also captured custom ktrace
 >  traces to demonstrate the problem.