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linux32_sched.c revision 1.4 
      1 /*	$NetBSD: linux32_sched.c,v 1.4 2007/11/07 00:24:31 njoly Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2006 Emmanuel Dreyfus, all rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *	This product includes software developed by Emmanuel Dreyfus
     17  * 4. The name of the author may not be used to endorse or promote
     18  *    products derived from this software without specific prior written
     19  *    permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE THE AUTHOR AND CONTRIBUTORS ``AS IS''
     22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     23  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
     25  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     31  * POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #include <sys/cdefs.h>
     35 
     36 __KERNEL_RCSID(0, "$NetBSD: linux32_sched.c,v 1.4 2007/11/07 00:24:31 njoly Exp $");
     37 
     38 #include <sys/types.h>
     39 #include <sys/param.h>
     40 #include <sys/fstypes.h>
     41 #include <sys/signal.h>
     42 #include <sys/dirent.h>
     43 #include <sys/kernel.h>
     44 #include <sys/fcntl.h>
     45 #include <sys/select.h>
     46 #include <sys/proc.h>
     47 #include <sys/ucred.h>
     48 #include <sys/swap.h>
     49 
     50 #include <machine/types.h>
     51 
     52 #include <sys/syscallargs.h>
     53 
     54 #include <compat/netbsd32/netbsd32.h>
     55 #include <compat/netbsd32/netbsd32_conv.h>
     56 #include <compat/netbsd32/netbsd32_syscallargs.h>
     57 
     58 #include <compat/linux/common/linux_types.h>
     59 #include <compat/linux/common/linux_signal.h>
     60 #include <compat/linux/common/linux_machdep.h>
     61 #include <compat/linux/common/linux_misc.h>
     62 #include <compat/linux/common/linux_oldolduname.h>
     63 #include <compat/linux/linux_syscallargs.h>
     64 
     65 #include <compat/linux32/common/linux32_types.h>
     66 #include <compat/linux32/common/linux32_signal.h>
     67 #include <compat/linux32/common/linux32_machdep.h>
     68 #include <compat/linux32/common/linux32_sysctl.h>
     69 #include <compat/linux32/common/linux32_socketcall.h>
     70 #include <compat/linux32/linux32_syscallargs.h>
     71 
     72 int
     73 linux32_sys_clone(l, v, retval)
     74 	struct lwp *l;
     75 	void *v;
     76 	register_t *retval;
     77 {
     78 	struct linux32_sys_clone_args /* {
     79 		syscallarg(int) flags;
     80 		syscallarg(netbsd32_voidp) stack;
     81 	} */ *uap = v;
     82 	struct linux_sys_clone_args ua;
     83 
     84 	NETBSD32TO64_UAP(flags);
     85 	NETBSD32TOP_UAP(stack, void *);
     86 #ifdef LINUX_NPTL
     87 	SCARG(&ua, parent_tidptr) = NULL;
     88 	SCARG(&ua, child_tidptr) = NULL;
     89 #endif
     90 
     91 	return linux_sys_clone(l, &ua, retval);
     92 }
     93 
     94 int
     95 linux32_sys_sched_getscheduler(l, v, retval)
     96 	struct lwp *l;
     97 	void *v;
     98 	register_t *retval;
     99 {
    100 	struct linux32_sys_sched_getscheduler_args /* {
    101 		syscallarg(pid_t) pid;
    102 	} */ *uap = v;
    103 	struct linux_sys_sched_getscheduler_args ua;
    104 
    105 	NETBSD32TO64_UAP(pid);
    106 
    107 	return linux_sys_sched_getscheduler(l, &ua, retval);
    108 }
    109 
    110 int
    111 linux32_sys_sched_setscheduler(l, v, retval)
    112 	struct lwp *l;
    113 	void *v;
    114 	register_t *retval;
    115 {
    116 	struct linux32_sys_sched_setscheduler_args /* {
    117 		syscallarg(int) pid;
    118 		syscallarg(int) policy;
    119 		syscallarg(const linux32_sched_paramp_t) sp;
    120 	} */ *uap = v;
    121 	struct linux_sys_sched_setscheduler_args ua;
    122 
    123 	NETBSD32TO64_UAP(pid);
    124 	NETBSD32TO64_UAP(policy);
    125 	NETBSD32TOP_UAP(sp, const struct linux_sched_param);
    126 
    127 	return linux_sys_sched_setscheduler(l, &ua, retval);
    128 }
    129 
    130 int
    131 linux32_sys_sched_getparam(l, v, retval)
    132 	struct lwp *l;
    133 	void *v;
    134 	register_t *retval;
    135 {
    136 	struct linux32_sys_sched_getparam_args /* {
    137 		syscallarg(pid_t) pid;
    138 		syscallarg(linux32_sched_paramp_t *) sp;
    139 	} */ *uap = v;
    140 	struct linux_sys_sched_getparam_args ua;
    141 
    142 	NETBSD32TO64_UAP(pid);
    143 	NETBSD32TOP_UAP(sp, struct linux_sched_param);
    144 
    145 	return linux_sys_sched_getparam(l, &ua, retval);
    146 }
    147 
    148 int
    149 linux32_sys_exit_group(l, v, retval)
    150 	struct lwp *l;
    151 	void *v;
    152 	register_t *retval;
    153 {
    154 	struct linux32_sys_exit_group_args /* {
    155 		syscallarg(int) error_code;
    156 	} */ *uap = v;
    157 	struct linux_sys_exit_group_args ua;
    158 
    159 	NETBSD32TO64_UAP(error_code);
    160 
    161 	return linux_sys_exit_group(l, &ua, retval);
    162 }
    163