Home | History | Annotate | Line # | Download | only in common
vm_12.c revision 1.18.2.1 
      1 /*	$NetBSD: vm_12.c,v 1.18.2.1 2008/06/18 16:32:55 simonb 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 1.18.2.1 2008/06/18 16:32:55 simonb 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