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Annotation of sys/compat/common/compat_vm.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: compat_vm.c,v 1.4 2003/08/06 21:08:06 millert Exp $   */
                      2: /*     $NetBSD: vm_12.c,v 1.8 1997/10/20 22:05:22 thorpej Exp $        */
                      3:
                      4: /*
                      5:  * Copyright (c) 1997 Matthew R. Green
                      6:  * All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. The name of the author may not be used to endorse or promote products
                     17:  *    derived from this software without specific prior written permission.
                     18:  *
                     19:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     20:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     21:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     22:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     23:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
                     24:  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
                     25:  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
                     26:  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
                     27:  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     28:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     29:  * SUCH DAMAGE.
                     30:  */
                     31:
                     32: #include <sys/param.h>
                     33: #include <sys/systm.h>
                     34: #include <sys/mount.h>         /* needed for next include! */
                     35: #include <sys/syscallargs.h>
                     36:
                     37: #include <sys/swap.h>
                     38: #include <sys/mman.h>
                     39:
                     40: int
                     41: compat_25_sys_swapon(p, v, retval)
                     42:        struct proc *p;
                     43:        void *v;
                     44:        register_t *retval;
                     45: {
                     46:        struct sys_swapctl_args ua;
                     47:        struct compat_25_sys_swapon_args /* {
                     48:                syscallarg(const char *) name;
                     49:        } */ *uap = v;
                     50:
                     51:        SCARG(&ua, cmd) = SWAP_ON;
                     52:        SCARG(&ua, arg) = (void *)SCARG(uap, name);
                     53:        SCARG(&ua, misc) = 0;   /* priority */
                     54:        return (sys_swapctl(p, &ua, retval));
                     55: }
                     56:
                     57: int
                     58: compat_25_sys_omsync(p, v, retval)
                     59:        struct proc *p;
                     60:        void *v;
                     61:        register_t *retval;
                     62: {
                     63:        struct sys_msync_args ua;
                     64:        struct compat_25_sys_omsync_args /* {
                     65:                syscallarg(caddr_t) addr;
                     66:                syscallarg(size_t) len;
                     67:        } */ *uap = v;
                     68:
                     69:        SCARG(&ua, addr) = SCARG(uap, addr);
                     70:        SCARG(&ua, len) = SCARG(uap, len);
                     71:        SCARG(&ua, flags) = MS_SYNC | MS_INVALIDATE;
                     72:        return (sys_msync(p, &ua, retval));
                     73: }