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vm_12.c revision 1.7 
      1 /*	$NetBSD: vm_12.c,v 1.7 1997/10/16 23:49:38 christos 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  * 3. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     23  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     26  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     28  * SUCH DAMAGE.
     29  */
     30 
     31 #include <sys/param.h>
     32 #include <sys/systm.h>
     33 #include <sys/mount.h>		/* needed for next include! */
     34 #include <sys/syscallargs.h>
     35 
     36 #include <vm/vm_swap.h>
     37 #include <sys/mman.h>
     38 
     39 int
     40 compat_12_sys_swapon(p, v, retval)
     41 	struct proc *p;
     42 	void *v;
     43 	register_t *retval;
     44 {
     45 	struct sys_swapctl_args ua;
     46 	struct compat_12_sys_swapon_args /* {
     47 		syscallarg(const char *) name;
     48 	} */ *uap = v;
     49 
     50 	SCARG(&ua, cmd) = SWAP_ON;
     51 	SCARG(&ua, arg) = (void *)SCARG(uap, name);
     52 	SCARG(&ua, misc) = 0;	/* priority */
     53 	return (sys_swapctl(p, &ua, retval));
     54 }
     55 
     56 int
     57 compat_12_sys_msync(p, v, retval)
     58 	struct proc *p;
     59 	void *v;
     60 	register_t *retval;
     61 {
     62 	struct sys_msync_args ua;
     63 	struct compat_12_sys_msync_args /* {
     64 		syscallarg(caddr_t) addr;
     65 		syscallarg(size_t) len;
     66 	} */ *uap = v;
     67 
     68 	SCARG(&ua, addr) = SCARG(uap, addr);;
     69 	SCARG(&ua, len) = SCARG(uap, len);;
     70 	SCARG(&ua, flags) = MS_SYNC | MS_INVALIDATE;
     71 	return (sys_msync(p, &ua, retval));
     72 }
     73