Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 05 May 2003 21:44:25 -0700
From:      Terry Lambert <tlambert2@mindspring.com>
To:        Daniel Eischen <eischen@pcnet1.pcnet.com>, David Xu <davidxu@viatech.com.cn>, threads@freebsd.org
Subject:   Re: Patch for running Java2D demo (jdk-1.4.1p3_3)
Message-ID:  <3EB73DA9.B0F0C647@mindspring.com>
References:  <Pine.GSO.4.10.10305050710430.15251-100000@pcnet1.pcnet.com> <3EB7256E.844A5958@mindspring.com>

next in thread | previous in thread | raw e-mail | index | archive | help
> Daniel Eischen wrote:
> > > Personally, I don't think this is justifiable, and that the
> > > problem is actually a coding error in the threaded program,
> > > with failure to comply with the POSIX and Single UNIX
> > > Specification when writing your threaded program.  The pthreads
> > > documentation seems to back me up (Chapter 12 of "Go Solo 2",
> > > as well as Corrigenda).
> >
> > It *is* an rtld-elf problem.  I've protected dlfoo() all with the
> > same mutex and it still hangs.  rtld-elf uses spinlocks in
> > areas that aren't called by dlfoo().

Rather than pointing at the standards over and over again, it
occurs to me that I should ask you a question, instead, to
emphasize our disconnect; so here it is:

	If my theory of operation for the bug was incorrect,
	can you tell me *why* my suggested scheduler workaround
	fixed it, instead of having no effect or only a partial
	effect?

Thanks,
-- Terry



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?3EB73DA9.B0F0C647>