2017-01-14 02:26:46 +00:00
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/* $NetBSD: t_lock.c,v 1.2 2017/01/13 21:30:41 christos Exp $ */
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2014-10-01 04:07:17 +00:00
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/*-
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* Copyright (c) 2002, 2008 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__COPYRIGHT("@(#) Copyright (c) 2008\
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The NetBSD Foundation, inc. All rights reserved.");
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2017-01-14 02:26:46 +00:00
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__RCSID("$NetBSD: t_lock.c,v 1.2 2017/01/13 21:30:41 christos Exp $");
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2014-10-01 04:07:17 +00:00
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#include <sys/time.h>
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#include <machine/lock.h>
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#include <signal.h>
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#include <atf-c.h>
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2017-01-14 02:26:46 +00:00
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#include "h_macros.h"
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2014-10-01 04:07:17 +00:00
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__cpu_simple_lock_t lk;
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volatile int handled = 0;
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static void
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handler(int sig)
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{
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handled = 1;
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__cpu_simple_unlock(&lk);
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}
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ATF_TC(lock);
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ATF_TC_HEAD(lock, tc)
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{
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atf_tc_set_md_var(tc, "timeout", "3");
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atf_tc_set_md_var(tc, "descr",
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"Checks __cpu_simple_lock()/__cpu_simple_unlock()");
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}
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ATF_TC_BODY(lock, tc)
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{
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struct itimerval itv;
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__cpu_simple_lock_init(&lk);
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REQUIRE_LIBC(signal(SIGVTALRM, handler), SIG_ERR);
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itv.it_interval.tv_sec = 0;
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itv.it_interval.tv_usec = 0;
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itv.it_value.tv_sec = 1;
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itv.it_value.tv_usec = 0;
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RL(setitimer(ITIMER_VIRTUAL, &itv, NULL));
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__cpu_simple_lock(&lk);
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__cpu_simple_lock(&lk);
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ATF_REQUIRE(handled);
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__cpu_simple_unlock(&lk);
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, lock);
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return atf_no_error();
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}
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