1 /*        $NetBSD: linux32_sched.c,v 1.9 2010/07/07 01:30:35 chs 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 1.9 2010/07/07 01:30:35 chs 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_sched.h>
63 #include <compat/linux/common/linux_ipc.h>
64 #include <compat/linux/common/linux_sem.h>
65 #include <compat/linux/linux_syscallargs.h>
66 
67 #include <compat/linux32/common/linux32_types.h>
68 #include <compat/linux32/common/linux32_signal.h>
69 #include <compat/linux32/common/linux32_machdep.h>
70 #include <compat/linux32/common/linux32_sysctl.h>
71 #include <compat/linux32/common/linux32_socketcall.h>
72 #include <compat/linux32/linux32_syscallargs.h>
73 
74 int
linux32_sys_clone(struct lwp * l,const struct linux32_sys_clone_args * uap,register_t * retval)75 linux32_sys_clone(struct lwp *l, const struct linux32_sys_clone_args *uap, register_t *retval)
76 {
77           /* {
78                     syscallarg(int) flags;
79                     syscallarg(netbsd32_voidp) stack;
80                     syscallarg(netbsd32_voidp) parent_tidptr;
81                     syscallarg(netbsd32_voidp) tls;
82                     syscallarg(netbsd32_voidp) child_tidptr;
83           } */
84           struct linux_sys_clone_args ua;
85 
86           NETBSD32TO64_UAP(flags);
87           NETBSD32TOP_UAP(stack, void *);
88           NETBSD32TOP_UAP(parent_tidptr, void *);
89           NETBSD32TOP_UAP(tls, void *);
90           NETBSD32TOP_UAP(child_tidptr, void *);
91           return linux_sys_clone(l, &ua, retval);
92 }
93 
94 int
linux32_sys_sched_getscheduler(struct lwp * l,const struct linux32_sys_sched_getscheduler_args * uap,register_t * retval)95 linux32_sys_sched_getscheduler(struct lwp *l, const struct linux32_sys_sched_getscheduler_args *uap, register_t *retval)
96 {
97           /* {
98                     syscallarg(pid_t) pid;
99           } */
100           struct linux_sys_sched_getscheduler_args ua;
101 
102           NETBSD32TO64_UAP(pid);
103           return linux_sys_sched_getscheduler(l, &ua, retval);
104 }
105 
106 int
linux32_sys_sched_setscheduler(struct lwp * l,const struct linux32_sys_sched_setscheduler_args * uap,register_t * retval)107 linux32_sys_sched_setscheduler(struct lwp *l, const struct linux32_sys_sched_setscheduler_args *uap, register_t *retval)
108 {
109           /* {
110                     syscallarg(int) pid;
111                     syscallarg(int) policy;
112                     syscallarg(const linux32_sched_paramp_t) sp;
113           } */
114           struct linux_sys_sched_setscheduler_args ua;
115 
116           NETBSD32TO64_UAP(pid);
117           NETBSD32TO64_UAP(policy);
118           NETBSD32TOP_UAP(sp, const struct linux_sched_param);
119           return linux_sys_sched_setscheduler(l, &ua, retval);
120 }
121 
122 int
linux32_sys_sched_getparam(struct lwp * l,const struct linux32_sys_sched_getparam_args * uap,register_t * retval)123 linux32_sys_sched_getparam(struct lwp *l, const struct linux32_sys_sched_getparam_args *uap, register_t *retval)
124 {
125           /* {
126                     syscallarg(pid_t) pid;
127                     syscallarg(linux32_sched_paramp_t) sp;
128           } */
129           struct linux_sys_sched_getparam_args ua;
130 
131           NETBSD32TO64_UAP(pid);
132           NETBSD32TOP_UAP(sp, struct linux_sched_param);
133           return linux_sys_sched_getparam(l, &ua, retval);
134 }
135 
136 int
linux32_sys_sched_setparam(struct lwp * l,const struct linux32_sys_sched_setparam_args * uap,register_t * retval)137 linux32_sys_sched_setparam(struct lwp *l, const struct linux32_sys_sched_setparam_args *uap, register_t *retval)
138 {
139           /* {
140                     syscallarg(pid_t) pid;
141                     syscallarg(const linux32_sched_paramp_t) sp;
142           } */
143           struct linux_sys_sched_setparam_args ua;
144 
145           NETBSD32TO64_UAP(pid);
146           NETBSD32TOP_UAP(sp, const struct linux_sched_param);
147           return linux_sys_sched_setparam(l, &ua, retval);
148 }
149 
150 int
linux32_sys_exit_group(struct lwp * l,const struct linux32_sys_exit_group_args * uap,register_t * retval)151 linux32_sys_exit_group(struct lwp *l, const struct linux32_sys_exit_group_args *uap, register_t *retval)
152 {
153           /* {
154                     syscallarg(int) error_code;
155           } */
156           struct linux_sys_exit_group_args ua;
157 
158           NETBSD32TO64_UAP(error_code);
159           return linux_sys_exit_group(l, &ua, retval);
160 }
161 
162 int
linux32_sys_exit(struct lwp * l,const struct linux32_sys_exit_args * uap,register_t * retval)163 linux32_sys_exit(struct lwp *l, const struct linux32_sys_exit_args *uap, register_t *retval)
164 {
165 
166           /* {
167                     syscallarg(int) rval;
168           } */
169           struct linux_sys_exit_args ua;
170 
171           NETBSD32TO64_UAP(rval);
172           return linux_sys_exit(l, &ua, retval);
173 }
174 
175 int
linux32_sys_sched_get_priority_max(struct lwp * l,const struct linux32_sys_sched_get_priority_max_args * uap,register_t * retval)176 linux32_sys_sched_get_priority_max(struct lwp *l, const struct linux32_sys_sched_get_priority_max_args *uap, register_t *retval)
177 {
178           /* {
179                     syscallarg(int) policy;
180           } */
181 
182           struct linux_sys_sched_get_priority_max_args ua;
183 
184           NETBSD32TO64_UAP(policy);
185           return linux_sys_sched_get_priority_max(l, &ua, retval);
186 }
187 
188 int
linux32_sys_sched_get_priority_min(struct lwp * l,const struct linux32_sys_sched_get_priority_min_args * uap,register_t * retval)189 linux32_sys_sched_get_priority_min(struct lwp *l, const struct linux32_sys_sched_get_priority_min_args *uap, register_t *retval)
190 {
191           /* {
192                     syscallarg(int) policy;
193           } */
194 
195           struct linux_sys_sched_get_priority_min_args ua;
196 
197           NETBSD32TO64_UAP(policy);
198           return linux_sys_sched_get_priority_min(l, &ua, retval);
199 }
200 
201 
202 int
linux32_sys_set_tid_address(struct lwp * l,const struct linux32_sys_set_tid_address_args * uap,register_t * retval)203 linux32_sys_set_tid_address(struct lwp *l, const struct linux32_sys_set_tid_address_args *uap, register_t *retval)
204 {
205           /* {
206                     syscallarg(linux32_intp_t) tid;
207           } */
208           struct linux_sys_set_tid_address_args ua;
209 
210           NETBSD32TOP_UAP(tid, int);
211           return linux_sys_set_tid_address(l, &ua, retval);
212 }
213 
214 int
linux32_sys_sched_getaffinity(struct lwp * l,const struct linux32_sys_sched_getaffinity_args * uap,register_t * retval)215 linux32_sys_sched_getaffinity(struct lwp *l, const struct linux32_sys_sched_getaffinity_args *uap, register_t *retval)
216 {
217           /* {
218                     syscallarg(linux_pid_t) pid;
219                     syscallarg(unsigned int) len;
220                     syscallarg(linux32_longp_t) mask;
221           } */
222           struct linux_sys_sched_getaffinity_args ua;
223 
224           NETBSD32TO64_UAP(pid);
225           NETBSD32TO64_UAP(len);
226           NETBSD32TOP_UAP(mask, long);
227           return linux_sys_sched_getaffinity(l, &ua, retval);
228 }
229 
230 int
linux32_sys_sched_setaffinity(struct lwp * l,const struct linux32_sys_sched_setaffinity_args * uap,register_t * retval)231 linux32_sys_sched_setaffinity(struct lwp *l, const struct linux32_sys_sched_setaffinity_args *uap, register_t *retval)
232 {
233           /* {
234                     syscallarg(linux_pid_t) pid;
235                     syscallarg(unsigned int) len;
236                     syscallarg(linux32_longp_t) mask;
237           } */
238           struct linux_sys_sched_setaffinity_args ua;
239 
240           NETBSD32TO64_UAP(pid);
241           NETBSD32TO64_UAP(len);
242           NETBSD32TOP_UAP(mask, long);
243           return linux_sys_sched_setaffinity(l, &ua, retval);
244 }
245 
246 int
linux32_sys_tkill(struct lwp * l,const struct linux32_sys_tkill_args * uap,register_t * retval)247 linux32_sys_tkill(struct lwp *l, const struct linux32_sys_tkill_args *uap, register_t *retval)
248 {
249           /* {
250                     syscallarg(int) tid;
251                     syscallarg(int) sig;
252           } */
253           struct linux_sys_tkill_args ua;
254 
255           NETBSD32TO64_UAP(tid);
256           NETBSD32TO64_UAP(sig);
257           return linux_sys_tkill(l, &ua, retval);
258 }
259 
260 int
linux32_sys_tgkill(struct lwp * l,const struct linux32_sys_tgkill_args * uap,register_t * retval)261 linux32_sys_tgkill(struct lwp *l, const struct linux32_sys_tgkill_args *uap, register_t *retval)
262 {
263           /* {
264                     syscallarg(int) tgid;
265                     syscallarg(int) tid;
266                     syscallarg(int) sig;
267           } */
268           struct linux_sys_tgkill_args ua;
269 
270           NETBSD32TO64_UAP(tgid);
271           NETBSD32TO64_UAP(tid);
272           NETBSD32TO64_UAP(sig);
273           return linux_sys_tgkill(l, &ua, retval);
274 }
275