diff options
Diffstat (limited to 'contrib/netbsd-tests/kernel/t_lock.c')
-rw-r--r-- | contrib/netbsd-tests/kernel/t_lock.c | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/kernel/t_lock.c b/contrib/netbsd-tests/kernel/t_lock.c new file mode 100644 index 0000000..3704afb --- /dev/null +++ b/contrib/netbsd-tests/kernel/t_lock.c @@ -0,0 +1,87 @@ +/* $NetBSD: t_lock.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */ + +/*- + * Copyright (c) 2002, 2008 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> +__COPYRIGHT("@(#) Copyright (c) 2008\ + The NetBSD Foundation, inc. All rights reserved."); +__RCSID("$NetBSD: t_lock.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $"); + +#include <sys/time.h> + +#include <machine/lock.h> +#include <signal.h> + +#include <atf-c.h> + +#include "../h_macros.h" + +__cpu_simple_lock_t lk; +volatile int handled = 0; + +static void +handler(int sig) +{ + handled = 1; + __cpu_simple_unlock(&lk); +} + +ATF_TC(lock); +ATF_TC_HEAD(lock, tc) +{ + atf_tc_set_md_var(tc, "timeout", "3"); + atf_tc_set_md_var(tc, "descr", + "Checks __cpu_simple_lock()/__cpu_simple_unlock()"); +} +ATF_TC_BODY(lock, tc) +{ + struct itimerval itv; + + __cpu_simple_lock_init(&lk); + + REQUIRE_LIBC(signal(SIGVTALRM, handler), SIG_ERR); + + itv.it_interval.tv_sec = 0; + itv.it_interval.tv_usec = 0; + itv.it_value.tv_sec = 1; + itv.it_value.tv_usec = 0; + RL(setitimer(ITIMER_VIRTUAL, &itv, NULL)); + + __cpu_simple_lock(&lk); + __cpu_simple_lock(&lk); + + ATF_REQUIRE(handled); + + __cpu_simple_unlock(&lk); +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, lock); + + return atf_no_error(); +} |