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Re: [PATCH] Fix linuxthreads with pthread_attr_setstack{,addr}

From: Jakub Jelinek <jakub at redhat dot com>
To: Wolfram Gloger <wmglo at dent dot med dot uni-muenchen dot de>
Cc: libc-hacker at sources dot redhat dot com
Date: Fri, 30 Apr 2004 17:19:58 +0200
Subject: Re: [PATCH] Fix linuxthreads with pthread_attr_setstack{,addr}
References: <20040429141901.GR5191@sunsite.ms.mff.cuni.cz> <20040429143129.GS5191@sunsite.ms.mff.cuni.cz> <20040430171450.2358.qmail@md.dent.med.uni-muenchen.de>
Reply-to: Jakub Jelinek <jakub at redhat dot com>

On Fri, Apr 30, 2004 at 05:14:50PM -0000, Wolfram Gloger wrote:
> Hello,
> 
> > POSIX says on pthread_join:
> > 
> > "For instance, after pthread_join() returns, any application-provided stack storage
> >  could be reclaimed."
> 
> Chapter and verse?  This sounds rather vague, too.
> 
> On comp.programming.threads, pthreads architect Dave Butenhof has
> claimed repeatedly that POSIX makes _no_ such guarantees, i.e. that
> strictly speaking you can _never_ free user-defined stack space..
> Eg.:
> 
> http://groups.google.de/groups?hl=de&lr=&ie=UTF-8&oe=ISO-8859-1&selm=3A797AB3.A57D43E9%40compaq.com

It is in pthread_join's RATIONALE:
http://www.opengroup.org/onlinepubs/009695399/functions/pthread_join.html

	Jakub

Follow-Ups:
- Re: [PATCH] Fix linuxthreads with pthread_attr_setstack{,addr}
  - From: Wolfram Gloger

References:
- [PATCH] Fix linuxthreads with pthread_attr_setstack{,addr}
  - From: Jakub Jelinek
- Re: [PATCH] Fix linuxthreads with pthread_attr_setstack{,addr}
  - From: Jakub Jelinek
- Re: [PATCH] Fix linuxthreads with pthread_attr_setstack{,addr}
  - From: Wolfram Gloger

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