diff options
Diffstat (limited to 'contrib/netbsd-tests/rump/kernspace/thread.c')
| -rw-r--r-- | contrib/netbsd-tests/rump/kernspace/thread.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/rump/kernspace/thread.c b/contrib/netbsd-tests/rump/kernspace/thread.c new file mode 100644 index 000000000000..5c24f1252517 --- /dev/null +++ b/contrib/netbsd-tests/rump/kernspace/thread.c @@ -0,0 +1,108 @@ +/* $NetBSD: thread.c,v 1.2 2011/08/07 14:03:15 rmind Exp $ */ + +/*- + * Copyright (c) 2010 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND + * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER + * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +#if !defined(lint) +__RCSID("$NetBSD: thread.c,v 1.2 2011/08/07 14:03:15 rmind Exp $"); +#endif /* !lint */ + +#include <sys/param.h> +#include <sys/kernel.h> +#include <sys/kthread.h> +#include <sys/mutex.h> +#include <sys/proc.h> + +#include "kernspace.h" + +static volatile int testit; + +static void +jointhread(void *arg) +{ + + kpause("take5", false, 1, NULL); + testit = 1; + kthread_exit(0); +} + +void +rumptest_threadjoin() +{ + struct lwp *newl; + int rv; + + rv = kthread_create(PRI_NONE, KTHREAD_MUSTJOIN | KTHREAD_MPSAFE, NULL, + jointhread, NULL, &newl, "jointest"); + if (rv) + panic("thread creation failed: %d", rv); + rv = kthread_join(newl); + if (rv) + panic("thread join failed: %d", rv); + + if (testit != 1) + panic("new thread did not run"); +} + +static kmutex_t mtx; +static kcondvar_t cv; +static int value; + +static void +thethread(void *arg) +{ + + mutex_enter(&mtx); + value = 1; + cv_signal(&cv); + mutex_exit(&mtx); + + kthread_exit(0); +} + +void +rumptest_thread() +{ + struct lwp *newl; + int rv; + + mutex_init(&mtx, MUTEX_DEFAULT, IPL_NONE); + cv_init(&cv, "jooei"); + rv = kthread_create(PRI_NONE, KTHREAD_MPSAFE, NULL, + thethread, NULL, &newl, "ktest"); + if (rv) + panic("thread creation failed: %d", rv); + + mutex_enter(&mtx); + while (value == 0) + cv_wait(&cv, &mtx); + mutex_exit(&mtx); + + /* try to verify thread really exists and we don't crash */ + kpause("take1", false, 1, NULL); +} |