xref: /netbsd-src/sys/compat/common/vm_12.c (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: vm_12.c,v 1.19 2008/06/17 16:17:21 tsutsui Exp $	*/
2 
3 /*
4  * Copyright (c) 1997 Matthew R. Green
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 __KERNEL_RCSID(0, "$NetBSD: vm_12.c,v 1.19 2008/06/17 16:17:21 tsutsui Exp $");
31 
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/mount.h>		/* needed for syscallargs.h */
35 #include <sys/sched.h>		/* needed for syscallargs.h */
36 #include <sys/syscallargs.h>
37 
38 #include <sys/swap.h>
39 #include <sys/mman.h>
40 
41 int
42 compat_12_sys_swapon(struct lwp *l, const struct compat_12_sys_swapon_args *uap, register_t *retval)
43 {
44 	/* {
45 		syscallarg(const char *) name;
46 	} */
47 	struct sys_swapctl_args ua;
48 
49 	SCARG(&ua, cmd) = SWAP_ON;
50 	/*XXXUNCONST*/
51 	SCARG(&ua, arg) = __UNCONST(SCARG(uap, name));
52 	SCARG(&ua, misc) = 0;	/* priority */
53 	return (sys_swapctl(l, &ua, retval));
54 }
55 
56 int
57 compat_12_sys_msync(struct lwp *l, const struct compat_12_sys_msync_args *uap, register_t *retval)
58 {
59 	/* {
60 		syscallarg(void *) addr;
61 		syscallarg(size_t) len;
62 	} */
63 	struct sys___msync13_args ua;
64 
65 	SCARG(&ua, addr) = SCARG(uap, addr);
66 	SCARG(&ua, len) = SCARG(uap, len);
67 	SCARG(&ua, flags) = MS_SYNC | MS_INVALIDATE;
68 	return (sys___msync13(l, &ua, retval));
69 }
70