NetBSD/tests/rump/rumpkern/t_vm.c

92 lines
2.4 KiB
C

/* $NetBSD: t_vm.c,v 1.3 2012/03/17 18:00:28 hannken 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/types.h>
#include <sys/mount.h>
#include <sys/sysctl.h>
#include <rump/rump.h>
#include <atf-c.h>
#include <stdio.h>
#include <stdlib.h>
#include "../../h_macros.h"
#include "../kernspace/kernspace.h"
ATF_TC(busypage);
ATF_TC_HEAD(busypage, tc)
{
atf_tc_set_md_var(tc, "descr", "Checks VM pagewaits work");
}
ATF_TC_BODY(busypage, tc)
{
rump_init();
rump_schedule();
rumptest_busypage();
rump_unschedule();
}
ATF_TC(uvmwait);
ATF_TC_HEAD(uvmwait, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests that uvm_wait works");
atf_tc_set_md_var(tc, "timeout", "30");
}
#define UVMWAIT_LIMIT 1024*1024
ATF_TC_BODY(uvmwait, tc)
{
char buf[64];
/* limit rump kernel memory */
snprintf(buf, sizeof(buf), "%d", UVMWAIT_LIMIT);
setenv("RUMP_MEMLIMIT", buf, 1);
rump_init();
rump_schedule();
rumptest_alloc(UVMWAIT_LIMIT);
rump_unschedule();
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, busypage);
ATF_TP_ADD_TC(tp, uvmwait);
return atf_no_error();
}