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- On 64-bit platforms 1/2 the default tsd values were garbage. Fix it.

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- The lwpctl block is now needed on uniprocessors, for pthread_curcpu_np().
This commit is contained in:
ad 2007-12-01 01:07:34 +00:00
parent 1696bf29ff
commit b565a56cfb
1 changed files with 6 additions and 19 deletions
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25
lib/libpthread/pthread.c
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@ -1,4 +1,4 @@
/* $NetBSD: pthread.c,v 1.90 2007/11/19 15:14:12 ad Exp $ */
/* $NetBSD: pthread.c,v 1.91 2007/12/01 01:07:34 ad Exp $ */
/*-
* Copyright (c) 2001, 2002, 2003, 2006, 2007 The NetBSD Foundation, Inc.
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: pthread.c,v 1.90 2007/11/19 15:14:12 ad Exp $");
__RCSID("$NetBSD: pthread.c,v 1.91 2007/12/01 01:07:34 ad Exp $");
#define __EXPOSE_STACK 1
@ -195,12 +195,7 @@ pthread__init(void)
PTQ_INSERT_HEAD(&pthread__allqueue, first, pt_allq);
RB_INSERT(__pthread__alltree, &pthread__alltree, first);
/*
* Don't need lwpctl if running on a uniprocessor.
* Just use the dummy block.
*/
if (pthread__concurrency > 1)
(void)_lwp_ctl(LWPCTL_FEATURE_CURCPU, &first->pt_lwpctl);
(void)_lwp_ctl(LWPCTL_FEATURE_CURCPU, &first->pt_lwpctl);
/* Start subsystems */
PTHREAD_MD_INIT
@ -239,10 +234,7 @@ pthread__fork_callback(void)
{
/* lwpctl state is not copied across fork. */
if (pthread__concurrency > 1) {
(void)_lwp_ctl(LWPCTL_FEATURE_CURCPU,
&pthread__first->pt_lwpctl);
}
(void)_lwp_ctl(LWPCTL_FEATURE_CURCPU, &pthread__first->pt_lwpctl);
}
static void
@ -298,7 +290,7 @@ pthread__initthread(pthread_t t)
pthread_mutex_init(&t->pt_lock, NULL);
PTQ_INIT(&t->pt_cleanup_stack);
PTQ_INIT(&t->pt_joiners);
memset(&t->pt_specific, 0, sizeof(int) * PTHREAD_KEYS_MAX);
memset(&t->pt_specific, 0, sizeof(t->pt_specific));
}
static void
@ -464,12 +456,7 @@ pthread__create_tramp(pthread_t self, void *(*start)(void *), void *arg)
pthread_mutex_unlock(&self->pt_lock);
}
/*
* Don't need lwpctl if running on a uniprocessor.
* Just use the dummy block.
*/
if (pthread__concurrency > 1)
(void)_lwp_ctl(LWPCTL_FEATURE_CURCPU, &self->pt_lwpctl);
(void)_lwp_ctl(LWPCTL_FEATURE_CURCPU, &self->pt_lwpctl);
retval = (*start)(arg);