From: Jakub Jelinek <jakub@redhat.com>
To: Ulrich Drepper <drepper@redhat.com>
Cc: Glibc hackers <libc-hacker@sources.redhat.com>, hjl@lucon.org
Subject: Re: [PATCH] Fix linuxthreads with pthread_attr_setstack{,addr}
Date: Thu, 29 Apr 2004 16:43:00 -0000 [thread overview]
Message-ID: <20040429143129.GS5191@sunsite.ms.mff.cuni.cz> (raw)
In-Reply-To: <20040429141901.GR5191@sunsite.ms.mff.cuni.cz>
On Thu, Apr 29, 2004 at 04:19:02PM +0200, Jakub Jelinek wrote:
> Hi!
>
> Despite what the bugzilla says, I believe the problem is not related
> to TLS. After pthread_join successfully returns, the user thread stack
> may be still in use (both by the thread manager (thread descriptor,
> i.e. !TLS only) and by the actual thread being joined (both the thread
> descriptor and stack being in use)).
> The following patch for p_userstack threads waits in pthread_join
> till thread manager tells it will not use the thread stack any longer.
POSIX says on pthread_join:
"For instance, after pthread_join() returns, any application-provided stack storage
could be reclaimed."
so I guess we need to support that.
Jakub
next prev parent reply other threads:[~2004-04-29 16:43 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-29 16:31 Jakub Jelinek
2004-04-29 16:43 ` Jakub Jelinek [this message]
2004-04-30 17:14 ` Wolfram Gloger
2004-04-30 17:33 ` Jakub Jelinek
2004-04-30 18:04 ` Wolfram Gloger
2004-05-01 9:38 ` Jakub Jelinek
2004-05-03 21:12 ` Ulrich Drepper
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