Home | History | Annotate | Line # | Download | only in common
vm_12.c revision 1.13
      1  1.13  christos /*	$NetBSD: vm_12.c,v 1.13 2005/05/29 22:08:16 christos Exp $	*/
      2   1.2       mrg 
      3   1.2       mrg /*
      4   1.2       mrg  * Copyright (c) 1997 Matthew R. Green
      5   1.2       mrg  * All rights reserved.
      6   1.2       mrg  *
      7   1.2       mrg  * Redistribution and use in source and binary forms, with or without
      8   1.2       mrg  * modification, are permitted provided that the following conditions
      9   1.2       mrg  * are met:
     10   1.2       mrg  * 1. Redistributions of source code must retain the above copyright
     11   1.2       mrg  *    notice, this list of conditions and the following disclaimer.
     12   1.2       mrg  * 2. Redistributions in binary form must reproduce the above copyright
     13   1.2       mrg  *    notice, this list of conditions and the following disclaimer in the
     14   1.2       mrg  *    documentation and/or other materials provided with the distribution.
     15   1.6       mrg  * 3. The name of the author may not be used to endorse or promote products
     16   1.2       mrg  *    derived from this software without specific prior written permission.
     17   1.2       mrg  *
     18   1.2       mrg  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19   1.2       mrg  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20   1.2       mrg  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21   1.2       mrg  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22   1.2       mrg  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     23   1.2       mrg  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     24   1.2       mrg  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     25   1.2       mrg  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     26   1.2       mrg  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     27   1.2       mrg  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     28   1.2       mrg  * SUCH DAMAGE.
     29   1.2       mrg  */
     30  1.10     lukem 
     31  1.10     lukem #include <sys/cdefs.h>
     32  1.13  christos __KERNEL_RCSID(0, "$NetBSD: vm_12.c,v 1.13 2005/05/29 22:08:16 christos Exp $");
     33   1.2       mrg 
     34   1.2       mrg #include <sys/param.h>
     35   1.2       mrg #include <sys/systm.h>
     36   1.2       mrg #include <sys/mount.h>		/* needed for next include! */
     37  1.11   thorpej #include <sys/sa.h>
     38   1.2       mrg #include <sys/syscallargs.h>
     39   1.2       mrg 
     40   1.9       mrg #include <sys/swap.h>
     41   1.7  christos #include <sys/mman.h>
     42   1.2       mrg 
     43   1.2       mrg int
     44  1.11   thorpej compat_12_sys_swapon(struct lwp *l, void *v, register_t *retval)
     45   1.2       mrg {
     46   1.2       mrg 	struct sys_swapctl_args ua;
     47   1.4       mrg 	struct compat_12_sys_swapon_args /* {
     48   1.2       mrg 		syscallarg(const char *) name;
     49   1.2       mrg 	} */ *uap = v;
     50   1.2       mrg 
     51   1.2       mrg 	SCARG(&ua, cmd) = SWAP_ON;
     52  1.13  christos 	/*XXXUNCONST*/
     53  1.13  christos 	SCARG(&ua, arg) = __UNCONST(SCARG(uap, name));
     54   1.2       mrg 	SCARG(&ua, misc) = 0;	/* priority */
     55  1.11   thorpej 	return (sys_swapctl(l, &ua, retval));
     56   1.7  christos }
     57   1.7  christos 
     58   1.7  christos int
     59  1.11   thorpej compat_12_sys_msync(struct lwp *l, void *v, register_t *retval)
     60   1.7  christos {
     61   1.8   thorpej 	struct sys___msync13_args ua;
     62   1.7  christos 	struct compat_12_sys_msync_args /* {
     63   1.7  christos 		syscallarg(caddr_t) addr;
     64   1.7  christos 		syscallarg(size_t) len;
     65   1.7  christos 	} */ *uap = v;
     66   1.7  christos 
     67  1.12    simonb 	SCARG(&ua, addr) = SCARG(uap, addr);
     68  1.12    simonb 	SCARG(&ua, len) = SCARG(uap, len);
     69   1.7  christos 	SCARG(&ua, flags) = MS_SYNC | MS_INVALIDATE;
     70  1.11   thorpej 	return (sys___msync13(l, &ua, retval));
     71   1.2       mrg }
     72