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Date: Tue, 23 Jan 2018 07:43:56 +0000
From: Alexey Dokuchaev <danfe@FreeBSD.org>
To: John Baldwin <jhb@freebsd.org>
Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org,
 src-committers@freebsd.org, Jason Evans <jasone@freebsd.org>
Subject: Re: svn commit: r319971 - in head: contrib/jemalloc
 contrib/jemalloc/doc contrib/jemalloc/include/jemalloc
 contrib/jemalloc/include/jemalloc/internal contrib/jemalloc/src include
 lib/libc/stdlib/jemalloc
Message-ID: <20180123074356.GA10499@FreeBSD.org>
References: <201706150715.v5F7F6aT031218@repo.freebsd.org>
 <20180118101031.GB21646@FreeBSD.org>
 <20180122063210.GA43383@FreeBSD.org>
 <1981273.UqQzroY0xG@ralph.baldwin.cx>
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On Mon, Jan 22, 2018 at 10:50:06AM -0800, John Baldwin wrote:
> On Monday, January 22, 2018 06:32:10 AM Alexey Dokuchaev wrote:
> > ...
> > I've just found out that similar bug was already reported back in July:
> > 
> >     https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=220767
> 
> I wonder if it is tripping over pthread_once not working in libc.  The stub
> for pthread_once in libc is a nop and has been for a long time.  I added
> a functioning stub (called _libc_once) to libc for it's internal use (there
> is a _once() wrapper that will call _pthread_once when using libpthread and
> _libc_once otherwise).  It might be interesting to build jemalloc with
> '-Dpthread_once=_once' to see if that makes a difference?

I've tried to replace pthread_once -> _once in `src/background_thread.c'
directly (passing `-Dpthread_once=_once' would conflict with existing
definition in /mnt/src/head/lib/libc/include/namespace.h), it didn't help.

But thanks anyway, I appreciate more people taking a look in the issue.

./danfe