17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate * CDDL HEADER START
37c478bd9Sstevel@tonic-gate *
47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
58cd45542Sraf * Common Development and Distribution License (the "License").
68cd45542Sraf * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate *
87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate * and limitations under the License.
127c478bd9Sstevel@tonic-gate *
137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate *
197c478bd9Sstevel@tonic-gate * CDDL HEADER END
207c478bd9Sstevel@tonic-gate */
210ec57554Sraf
227c478bd9Sstevel@tonic-gate /*
23*db94676fSRoger A. Faulkner * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
247c478bd9Sstevel@tonic-gate * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate */
267c478bd9Sstevel@tonic-gate
277257d1b4Sraf #include "lint.h"
280ec57554Sraf #include "thr_uberdata.h"
297c478bd9Sstevel@tonic-gate #include <sys/types.h>
307c478bd9Sstevel@tonic-gate #include <sys/time.h>
317c478bd9Sstevel@tonic-gate #include <errno.h>
327c478bd9Sstevel@tonic-gate #include <synch.h>
337c478bd9Sstevel@tonic-gate #include <sys/synch32.h>
347c478bd9Sstevel@tonic-gate #include <sys/lwp.h>
357c478bd9Sstevel@tonic-gate
367c478bd9Sstevel@tonic-gate int
_lwp_mutex_lock(mutex_t * mp)377c478bd9Sstevel@tonic-gate _lwp_mutex_lock(mutex_t *mp)
387c478bd9Sstevel@tonic-gate {
397c478bd9Sstevel@tonic-gate if (set_lock_byte(&mp->mutex_lockw) == 0)
407c478bd9Sstevel@tonic-gate return (0);
41*db94676fSRoger A. Faulkner return (___lwp_mutex_timedlock(mp, NULL, NULL));
427c478bd9Sstevel@tonic-gate }
437c478bd9Sstevel@tonic-gate
447c478bd9Sstevel@tonic-gate int
_lwp_mutex_trylock(mutex_t * mp)457c478bd9Sstevel@tonic-gate _lwp_mutex_trylock(mutex_t *mp)
467c478bd9Sstevel@tonic-gate {
477c478bd9Sstevel@tonic-gate if (set_lock_byte(&mp->mutex_lockw) == 0)
487c478bd9Sstevel@tonic-gate return (0);
497c478bd9Sstevel@tonic-gate return (EBUSY);
507c478bd9Sstevel@tonic-gate }
517c478bd9Sstevel@tonic-gate
527c478bd9Sstevel@tonic-gate int
_lwp_sema_init(lwp_sema_t * sp,int count)537c478bd9Sstevel@tonic-gate _lwp_sema_init(lwp_sema_t *sp, int count)
547c478bd9Sstevel@tonic-gate {
557c478bd9Sstevel@tonic-gate sp->sema_count = count;
567c478bd9Sstevel@tonic-gate sp->sema_waiters = 0;
577c478bd9Sstevel@tonic-gate sp->type = USYNC_PROCESS;
587c478bd9Sstevel@tonic-gate return (0);
597c478bd9Sstevel@tonic-gate }
607c478bd9Sstevel@tonic-gate
617c478bd9Sstevel@tonic-gate int
_lwp_sema_wait(lwp_sema_t * sp)627c478bd9Sstevel@tonic-gate _lwp_sema_wait(lwp_sema_t *sp)
637c478bd9Sstevel@tonic-gate {
647c478bd9Sstevel@tonic-gate return (___lwp_sema_timedwait(sp, NULL, 0));
657c478bd9Sstevel@tonic-gate }
667c478bd9Sstevel@tonic-gate
677c478bd9Sstevel@tonic-gate int
_lwp_suspend(lwpid_t lwpid)687c478bd9Sstevel@tonic-gate _lwp_suspend(lwpid_t lwpid)
697c478bd9Sstevel@tonic-gate {
707c478bd9Sstevel@tonic-gate extern int ___lwp_suspend(lwpid_t);
717c478bd9Sstevel@tonic-gate return (___lwp_suspend(lwpid));
727c478bd9Sstevel@tonic-gate }
73