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Date: Wed, 9 Jun 2004 13:51:45 -0400 (EDT)
From: Garrett Wollman <wollman@khavrinen.lcs.mit.edu>
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Subject: Re: cvs commit: src/sys/kern kern_proc.c
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<<On Wed, 9 Jun 2004 19:37:47 +0200, Pawel Jakub Dawidek <pjd@FreeBSD.org> said:

> No, it is still wrong. The only good way is green's way.
> You cannot destroy object even if you held its lock, because another
> thread can sleep on this lock and it will be destroyed under it.

Another thread cannot sleep on this lock because it does not have a
reference to it.  Your hypothetical list of elements counts as a
reference.

-GAWollman