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Date: Mon, 28 Apr 2003 22:24:16 -0400 (EDT)
From: Daniel Eischen <eischen@pcnet1.pcnet.com>
To: David Xu <davidxu@freebsd.org>
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cc: freebsd-threads@freebsd.org
Subject: Re: SMPing libpthread
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On Tue, 29 Apr 2003, David Xu wrote:

> 
> ----- Original Message ----- 
> From: "Daniel Eischen" <eischen@pcnet1.pcnet.com>
> To: "David Xu" <davidxu@viatech.com.cn>
> Cc: <freebsd-threads@freebsd.org>
> Sent: Tuesday, April 29, 2003 7:59 AM
> Subject: Re: SMPing libpthread
> 
> 
> > On Mon, 28 Apr 2003, David Xu wrote:
> > 
> > > I have updated the libpthread SMP patch.
> > > http://people.freebsd.org/~davidxu/libpthread_smp.diff
> > > default is SMP enabled in the patch. the patch past all ACE tests,
> > > also crew program was tested.
> > 
> > Committed.  I also made spinlock/spinunlock critical regions.
> > Take a look at it and see if you think it'll work OK.  All
> > my tests pass with this.
> > 
> 
> I found some DNS routines are using spinlock! so they
> may be blocked in network transaction, it would lock out
> our scheduler. I think we still need to rescure PS_SPINBLOCK
> code from libc_r.

No, let's replace them with mutexes.  They shouldn't have
crept in.  Is this with the new NSS code that was just added?

> > We still have a problem with mozilla.  When I first got
> > libkse working, mozilla worked for me but now it hangs
> > upon startup (no window ever gets displayed).
> > 
> Can you use gdb and press ctrl+c to see where it is dead loop?

No, only SIGKILL works.  See my other post about rtld :-)

-- 
Dan Eischen