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1da177e4 LT |
1 | /* |
2 | * include/asm-s390/unistd.h | |
3 | * | |
4 | * S390 version | |
5 | * | |
6 | * Derived from "include/asm-i386/unistd.h" | |
7 | */ | |
8 | ||
9 | #ifndef _ASM_S390_UNISTD_H_ | |
10 | #define _ASM_S390_UNISTD_H_ | |
11 | ||
12 | /* | |
13 | * This file contains the system call numbers. | |
14 | */ | |
15 | ||
16 | #define __NR_exit 1 | |
17 | #define __NR_fork 2 | |
18 | #define __NR_read 3 | |
19 | #define __NR_write 4 | |
20 | #define __NR_open 5 | |
21 | #define __NR_close 6 | |
22 | #define __NR_restart_syscall 7 | |
23 | #define __NR_creat 8 | |
24 | #define __NR_link 9 | |
25 | #define __NR_unlink 10 | |
26 | #define __NR_execve 11 | |
27 | #define __NR_chdir 12 | |
28 | #define __NR_time 13 | |
29 | #define __NR_mknod 14 | |
30 | #define __NR_chmod 15 | |
31 | #define __NR_lchown 16 | |
32 | #define __NR_lseek 19 | |
33 | #define __NR_getpid 20 | |
34 | #define __NR_mount 21 | |
35 | #define __NR_umount 22 | |
36 | #define __NR_setuid 23 | |
37 | #define __NR_getuid 24 | |
38 | #define __NR_stime 25 | |
39 | #define __NR_ptrace 26 | |
40 | #define __NR_alarm 27 | |
41 | #define __NR_pause 29 | |
42 | #define __NR_utime 30 | |
43 | #define __NR_access 33 | |
44 | #define __NR_nice 34 | |
45 | #define __NR_sync 36 | |
46 | #define __NR_kill 37 | |
47 | #define __NR_rename 38 | |
48 | #define __NR_mkdir 39 | |
49 | #define __NR_rmdir 40 | |
50 | #define __NR_dup 41 | |
51 | #define __NR_pipe 42 | |
52 | #define __NR_times 43 | |
53 | #define __NR_brk 45 | |
54 | #define __NR_setgid 46 | |
55 | #define __NR_getgid 47 | |
56 | #define __NR_signal 48 | |
57 | #define __NR_geteuid 49 | |
58 | #define __NR_getegid 50 | |
59 | #define __NR_acct 51 | |
60 | #define __NR_umount2 52 | |
61 | #define __NR_ioctl 54 | |
62 | #define __NR_fcntl 55 | |
63 | #define __NR_setpgid 57 | |
64 | #define __NR_umask 60 | |
65 | #define __NR_chroot 61 | |
66 | #define __NR_ustat 62 | |
67 | #define __NR_dup2 63 | |
68 | #define __NR_getppid 64 | |
69 | #define __NR_getpgrp 65 | |
70 | #define __NR_setsid 66 | |
71 | #define __NR_sigaction 67 | |
72 | #define __NR_setreuid 70 | |
73 | #define __NR_setregid 71 | |
74 | #define __NR_sigsuspend 72 | |
75 | #define __NR_sigpending 73 | |
76 | #define __NR_sethostname 74 | |
77 | #define __NR_setrlimit 75 | |
78 | #define __NR_getrlimit 76 | |
79 | #define __NR_getrusage 77 | |
80 | #define __NR_gettimeofday 78 | |
81 | #define __NR_settimeofday 79 | |
82 | #define __NR_getgroups 80 | |
83 | #define __NR_setgroups 81 | |
84 | #define __NR_symlink 83 | |
85 | #define __NR_readlink 85 | |
86 | #define __NR_uselib 86 | |
87 | #define __NR_swapon 87 | |
88 | #define __NR_reboot 88 | |
89 | #define __NR_readdir 89 | |
90 | #define __NR_mmap 90 | |
91 | #define __NR_munmap 91 | |
92 | #define __NR_truncate 92 | |
93 | #define __NR_ftruncate 93 | |
94 | #define __NR_fchmod 94 | |
95 | #define __NR_fchown 95 | |
96 | #define __NR_getpriority 96 | |
97 | #define __NR_setpriority 97 | |
98 | #define __NR_statfs 99 | |
99 | #define __NR_fstatfs 100 | |
100 | #define __NR_ioperm 101 | |
101 | #define __NR_socketcall 102 | |
102 | #define __NR_syslog 103 | |
103 | #define __NR_setitimer 104 | |
104 | #define __NR_getitimer 105 | |
105 | #define __NR_stat 106 | |
106 | #define __NR_lstat 107 | |
107 | #define __NR_fstat 108 | |
108 | #define __NR_lookup_dcookie 110 | |
109 | #define __NR_vhangup 111 | |
110 | #define __NR_idle 112 | |
111 | #define __NR_wait4 114 | |
112 | #define __NR_swapoff 115 | |
113 | #define __NR_sysinfo 116 | |
114 | #define __NR_ipc 117 | |
115 | #define __NR_fsync 118 | |
116 | #define __NR_sigreturn 119 | |
117 | #define __NR_clone 120 | |
118 | #define __NR_setdomainname 121 | |
119 | #define __NR_uname 122 | |
120 | #define __NR_adjtimex 124 | |
121 | #define __NR_mprotect 125 | |
122 | #define __NR_sigprocmask 126 | |
123 | #define __NR_create_module 127 | |
124 | #define __NR_init_module 128 | |
125 | #define __NR_delete_module 129 | |
126 | #define __NR_get_kernel_syms 130 | |
127 | #define __NR_quotactl 131 | |
128 | #define __NR_getpgid 132 | |
129 | #define __NR_fchdir 133 | |
130 | #define __NR_bdflush 134 | |
131 | #define __NR_sysfs 135 | |
132 | #define __NR_personality 136 | |
133 | #define __NR_afs_syscall 137 /* Syscall for Andrew File System */ | |
134 | #define __NR_setfsuid 138 | |
135 | #define __NR_setfsgid 139 | |
136 | #define __NR__llseek 140 | |
137 | #define __NR_getdents 141 | |
138 | #define __NR__newselect 142 | |
139 | #define __NR_flock 143 | |
140 | #define __NR_msync 144 | |
141 | #define __NR_readv 145 | |
142 | #define __NR_writev 146 | |
143 | #define __NR_getsid 147 | |
144 | #define __NR_fdatasync 148 | |
145 | #define __NR__sysctl 149 | |
146 | #define __NR_mlock 150 | |
147 | #define __NR_munlock 151 | |
148 | #define __NR_mlockall 152 | |
149 | #define __NR_munlockall 153 | |
150 | #define __NR_sched_setparam 154 | |
151 | #define __NR_sched_getparam 155 | |
152 | #define __NR_sched_setscheduler 156 | |
153 | #define __NR_sched_getscheduler 157 | |
154 | #define __NR_sched_yield 158 | |
155 | #define __NR_sched_get_priority_max 159 | |
156 | #define __NR_sched_get_priority_min 160 | |
157 | #define __NR_sched_rr_get_interval 161 | |
158 | #define __NR_nanosleep 162 | |
159 | #define __NR_mremap 163 | |
160 | #define __NR_setresuid 164 | |
161 | #define __NR_getresuid 165 | |
162 | #define __NR_query_module 167 | |
163 | #define __NR_poll 168 | |
164 | #define __NR_nfsservctl 169 | |
165 | #define __NR_setresgid 170 | |
166 | #define __NR_getresgid 171 | |
167 | #define __NR_prctl 172 | |
168 | #define __NR_rt_sigreturn 173 | |
169 | #define __NR_rt_sigaction 174 | |
170 | #define __NR_rt_sigprocmask 175 | |
171 | #define __NR_rt_sigpending 176 | |
172 | #define __NR_rt_sigtimedwait 177 | |
173 | #define __NR_rt_sigqueueinfo 178 | |
174 | #define __NR_rt_sigsuspend 179 | |
175 | #define __NR_pread64 180 | |
176 | #define __NR_pwrite64 181 | |
177 | #define __NR_chown 182 | |
178 | #define __NR_getcwd 183 | |
179 | #define __NR_capget 184 | |
180 | #define __NR_capset 185 | |
181 | #define __NR_sigaltstack 186 | |
182 | #define __NR_sendfile 187 | |
183 | #define __NR_getpmsg 188 | |
184 | #define __NR_putpmsg 189 | |
185 | #define __NR_vfork 190 | |
186 | #define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ | |
187 | #define __NR_mmap2 192 | |
188 | #define __NR_truncate64 193 | |
189 | #define __NR_ftruncate64 194 | |
190 | #define __NR_stat64 195 | |
191 | #define __NR_lstat64 196 | |
192 | #define __NR_fstat64 197 | |
193 | #define __NR_lchown32 198 | |
194 | #define __NR_getuid32 199 | |
195 | #define __NR_getgid32 200 | |
196 | #define __NR_geteuid32 201 | |
197 | #define __NR_getegid32 202 | |
198 | #define __NR_setreuid32 203 | |
199 | #define __NR_setregid32 204 | |
200 | #define __NR_getgroups32 205 | |
201 | #define __NR_setgroups32 206 | |
202 | #define __NR_fchown32 207 | |
203 | #define __NR_setresuid32 208 | |
204 | #define __NR_getresuid32 209 | |
205 | #define __NR_setresgid32 210 | |
206 | #define __NR_getresgid32 211 | |
207 | #define __NR_chown32 212 | |
208 | #define __NR_setuid32 213 | |
209 | #define __NR_setgid32 214 | |
210 | #define __NR_setfsuid32 215 | |
211 | #define __NR_setfsgid32 216 | |
212 | #define __NR_pivot_root 217 | |
213 | #define __NR_mincore 218 | |
214 | #define __NR_madvise 219 | |
215 | #define __NR_getdents64 220 | |
216 | #define __NR_fcntl64 221 | |
217 | #define __NR_readahead 222 | |
218 | #define __NR_sendfile64 223 | |
219 | #define __NR_setxattr 224 | |
220 | #define __NR_lsetxattr 225 | |
221 | #define __NR_fsetxattr 226 | |
222 | #define __NR_getxattr 227 | |
223 | #define __NR_lgetxattr 228 | |
224 | #define __NR_fgetxattr 229 | |
225 | #define __NR_listxattr 230 | |
226 | #define __NR_llistxattr 231 | |
227 | #define __NR_flistxattr 232 | |
228 | #define __NR_removexattr 233 | |
229 | #define __NR_lremovexattr 234 | |
230 | #define __NR_fremovexattr 235 | |
231 | #define __NR_gettid 236 | |
232 | #define __NR_tkill 237 | |
233 | #define __NR_futex 238 | |
234 | #define __NR_sched_setaffinity 239 | |
235 | #define __NR_sched_getaffinity 240 | |
236 | #define __NR_tgkill 241 | |
237 | /* Number 242 is reserved for tux */ | |
238 | #define __NR_io_setup 243 | |
239 | #define __NR_io_destroy 244 | |
240 | #define __NR_io_getevents 245 | |
241 | #define __NR_io_submit 246 | |
242 | #define __NR_io_cancel 247 | |
243 | #define __NR_exit_group 248 | |
244 | #define __NR_epoll_create 249 | |
245 | #define __NR_epoll_ctl 250 | |
246 | #define __NR_epoll_wait 251 | |
247 | #define __NR_set_tid_address 252 | |
248 | #define __NR_fadvise64 253 | |
249 | #define __NR_timer_create 254 | |
250 | #define __NR_timer_settime (__NR_timer_create+1) | |
251 | #define __NR_timer_gettime (__NR_timer_create+2) | |
252 | #define __NR_timer_getoverrun (__NR_timer_create+3) | |
253 | #define __NR_timer_delete (__NR_timer_create+4) | |
254 | #define __NR_clock_settime (__NR_timer_create+5) | |
255 | #define __NR_clock_gettime (__NR_timer_create+6) | |
256 | #define __NR_clock_getres (__NR_timer_create+7) | |
257 | #define __NR_clock_nanosleep (__NR_timer_create+8) | |
258 | /* Number 263 is reserved for vserver */ | |
259 | #define __NR_fadvise64_64 264 | |
260 | #define __NR_statfs64 265 | |
261 | #define __NR_fstatfs64 266 | |
262 | #define __NR_remap_file_pages 267 | |
263 | /* Number 268 is reserved for new sys_mbind */ | |
264 | /* Number 269 is reserved for new sys_get_mempolicy */ | |
265 | /* Number 270 is reserved for new sys_set_mempolicy */ | |
266 | #define __NR_mq_open 271 | |
267 | #define __NR_mq_unlink 272 | |
268 | #define __NR_mq_timedsend 273 | |
269 | #define __NR_mq_timedreceive 274 | |
270 | #define __NR_mq_notify 275 | |
271 | #define __NR_mq_getsetattr 276 | |
cf13f0ea | 272 | #define __NR_kexec_load 277 |
1da177e4 LT |
273 | #define __NR_add_key 278 |
274 | #define __NR_request_key 279 | |
275 | #define __NR_keyctl 280 | |
276 | #define __NR_waitid 281 | |
277 | ||
278 | #define NR_syscalls 282 | |
279 | ||
280 | /* | |
281 | * There are some system calls that are not present on 64 bit, some | |
282 | * have a different name although they do the same (e.g. __NR_chown32 | |
283 | * is __NR_chown on 64 bit). | |
284 | */ | |
285 | #ifdef __s390x__ | |
286 | #undef __NR_time | |
287 | #undef __NR_lchown | |
288 | #undef __NR_setuid | |
289 | #undef __NR_getuid | |
290 | #undef __NR_stime | |
291 | #undef __NR_setgid | |
292 | #undef __NR_getgid | |
293 | #undef __NR_geteuid | |
294 | #undef __NR_getegid | |
295 | #undef __NR_setreuid | |
296 | #undef __NR_setregid | |
297 | #undef __NR_getrlimit | |
298 | #undef __NR_getgroups | |
299 | #undef __NR_setgroups | |
300 | #undef __NR_fchown | |
301 | #undef __NR_ioperm | |
302 | #undef __NR_setfsuid | |
303 | #undef __NR_setfsgid | |
304 | #undef __NR__llseek | |
305 | #undef __NR__newselect | |
306 | #undef __NR_setresuid | |
307 | #undef __NR_getresuid | |
308 | #undef __NR_setresgid | |
309 | #undef __NR_getresgid | |
310 | #undef __NR_chown | |
311 | #undef __NR_ugetrlimit | |
312 | #undef __NR_mmap2 | |
313 | #undef __NR_truncate64 | |
314 | #undef __NR_ftruncate64 | |
315 | #undef __NR_stat64 | |
316 | #undef __NR_lstat64 | |
317 | #undef __NR_fstat64 | |
318 | #undef __NR_lchown32 | |
319 | #undef __NR_getuid32 | |
320 | #undef __NR_getgid32 | |
321 | #undef __NR_geteuid32 | |
322 | #undef __NR_getegid32 | |
323 | #undef __NR_setreuid32 | |
324 | #undef __NR_setregid32 | |
325 | #undef __NR_getgroups32 | |
326 | #undef __NR_setgroups32 | |
327 | #undef __NR_fchown32 | |
328 | #undef __NR_setresuid32 | |
329 | #undef __NR_getresuid32 | |
330 | #undef __NR_setresgid32 | |
331 | #undef __NR_getresgid32 | |
332 | #undef __NR_chown32 | |
333 | #undef __NR_setuid32 | |
334 | #undef __NR_setgid32 | |
335 | #undef __NR_setfsuid32 | |
336 | #undef __NR_setfsgid32 | |
337 | #undef __NR_fcntl64 | |
338 | #undef __NR_sendfile64 | |
339 | #undef __NR_fadvise64_64 | |
340 | ||
341 | #define __NR_select 142 | |
342 | #define __NR_getrlimit 191 /* SuS compliant getrlimit */ | |
343 | #define __NR_lchown 198 | |
344 | #define __NR_getuid 199 | |
345 | #define __NR_getgid 200 | |
346 | #define __NR_geteuid 201 | |
347 | #define __NR_getegid 202 | |
348 | #define __NR_setreuid 203 | |
349 | #define __NR_setregid 204 | |
350 | #define __NR_getgroups 205 | |
351 | #define __NR_setgroups 206 | |
352 | #define __NR_fchown 207 | |
353 | #define __NR_setresuid 208 | |
354 | #define __NR_getresuid 209 | |
355 | #define __NR_setresgid 210 | |
356 | #define __NR_getresgid 211 | |
357 | #define __NR_chown 212 | |
358 | #define __NR_setuid 213 | |
359 | #define __NR_setgid 214 | |
360 | #define __NR_setfsuid 215 | |
361 | #define __NR_setfsgid 216 | |
362 | ||
363 | #endif | |
364 | ||
365 | /* user-visible error numbers are in the range -1 - -122: see <asm-s390/errno.h> */ | |
366 | ||
367 | #define __syscall_return(type, res) \ | |
368 | do { \ | |
369 | if ((unsigned long)(res) >= (unsigned long)(-125)) { \ | |
370 | errno = -(res); \ | |
371 | res = -1; \ | |
372 | } \ | |
373 | return (type) (res); \ | |
374 | } while (0) | |
375 | ||
376 | #define _svc_clobber "1", "cc", "memory" | |
377 | ||
378 | #define _syscall0(type,name) \ | |
379 | type name(void) { \ | |
380 | register long __svcres asm("2"); \ | |
381 | long __res; \ | |
382 | __asm__ __volatile__ ( \ | |
383 | " .if %1 < 256\n" \ | |
384 | " svc %b1\n" \ | |
385 | " .else\n" \ | |
386 | " la %%r1,%1\n" \ | |
387 | " svc 0\n" \ | |
388 | " .endif" \ | |
389 | : "=d" (__svcres) \ | |
390 | : "i" (__NR_##name) \ | |
391 | : _svc_clobber ); \ | |
392 | __res = __svcres; \ | |
393 | __syscall_return(type,__res); \ | |
394 | } | |
395 | ||
396 | #define _syscall1(type,name,type1,arg1) \ | |
397 | type name(type1 arg1) { \ | |
398 | register type1 __arg1 asm("2") = arg1; \ | |
399 | register long __svcres asm("2"); \ | |
400 | long __res; \ | |
401 | __asm__ __volatile__ ( \ | |
402 | " .if %1 < 256\n" \ | |
403 | " svc %b1\n" \ | |
404 | " .else\n" \ | |
405 | " la %%r1,%1\n" \ | |
406 | " svc 0\n" \ | |
407 | " .endif" \ | |
408 | : "=d" (__svcres) \ | |
409 | : "i" (__NR_##name), \ | |
410 | "0" (__arg1) \ | |
411 | : _svc_clobber ); \ | |
412 | __res = __svcres; \ | |
413 | __syscall_return(type,__res); \ | |
414 | } | |
415 | ||
416 | #define _syscall2(type,name,type1,arg1,type2,arg2) \ | |
417 | type name(type1 arg1, type2 arg2) { \ | |
418 | register type1 __arg1 asm("2") = arg1; \ | |
419 | register type2 __arg2 asm("3") = arg2; \ | |
420 | register long __svcres asm("2"); \ | |
421 | long __res; \ | |
422 | __asm__ __volatile__ ( \ | |
423 | " .if %1 < 256\n" \ | |
424 | " svc %b1\n" \ | |
425 | " .else\n" \ | |
426 | " la %%r1,%1\n" \ | |
427 | " svc 0\n" \ | |
428 | " .endif" \ | |
429 | : "=d" (__svcres) \ | |
430 | : "i" (__NR_##name), \ | |
431 | "0" (__arg1), \ | |
432 | "d" (__arg2) \ | |
433 | : _svc_clobber ); \ | |
434 | __res = __svcres; \ | |
435 | __syscall_return(type,__res); \ | |
436 | } | |
437 | ||
438 | #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)\ | |
439 | type name(type1 arg1, type2 arg2, type3 arg3) { \ | |
440 | register type1 __arg1 asm("2") = arg1; \ | |
441 | register type2 __arg2 asm("3") = arg2; \ | |
442 | register type3 __arg3 asm("4") = arg3; \ | |
443 | register long __svcres asm("2"); \ | |
444 | long __res; \ | |
445 | __asm__ __volatile__ ( \ | |
446 | " .if %1 < 256\n" \ | |
447 | " svc %b1\n" \ | |
448 | " .else\n" \ | |
449 | " la %%r1,%1\n" \ | |
450 | " svc 0\n" \ | |
451 | " .endif" \ | |
452 | : "=d" (__svcres) \ | |
453 | : "i" (__NR_##name), \ | |
454 | "0" (__arg1), \ | |
455 | "d" (__arg2), \ | |
456 | "d" (__arg3) \ | |
457 | : _svc_clobber ); \ | |
458 | __res = __svcres; \ | |
459 | __syscall_return(type,__res); \ | |
460 | } | |
461 | ||
462 | #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,\ | |
463 | type4,name4) \ | |
464 | type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) { \ | |
465 | register type1 __arg1 asm("2") = arg1; \ | |
466 | register type2 __arg2 asm("3") = arg2; \ | |
467 | register type3 __arg3 asm("4") = arg3; \ | |
468 | register type4 __arg4 asm("5") = arg4; \ | |
469 | register long __svcres asm("2"); \ | |
470 | long __res; \ | |
471 | __asm__ __volatile__ ( \ | |
472 | " .if %1 < 256\n" \ | |
473 | " svc %b1\n" \ | |
474 | " .else\n" \ | |
475 | " la %%r1,%1\n" \ | |
476 | " svc 0\n" \ | |
477 | " .endif" \ | |
478 | : "=d" (__svcres) \ | |
479 | : "i" (__NR_##name), \ | |
480 | "0" (__arg1), \ | |
481 | "d" (__arg2), \ | |
482 | "d" (__arg3), \ | |
483 | "d" (__arg4) \ | |
484 | : _svc_clobber ); \ | |
485 | __res = __svcres; \ | |
486 | __syscall_return(type,__res); \ | |
487 | } | |
488 | ||
489 | #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,\ | |
490 | type4,name4,type5,name5) \ | |
491 | type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, \ | |
492 | type5 arg5) { \ | |
493 | register type1 __arg1 asm("2") = arg1; \ | |
494 | register type2 __arg2 asm("3") = arg2; \ | |
495 | register type3 __arg3 asm("4") = arg3; \ | |
496 | register type4 __arg4 asm("5") = arg4; \ | |
497 | register type5 __arg5 asm("6") = arg5; \ | |
498 | register long __svcres asm("2"); \ | |
499 | long __res; \ | |
500 | __asm__ __volatile__ ( \ | |
501 | " .if %1 < 256\n" \ | |
502 | " svc %b1\n" \ | |
503 | " .else\n" \ | |
504 | " la %%r1,%1\n" \ | |
505 | " svc 0\n" \ | |
506 | " .endif" \ | |
507 | : "=d" (__svcres) \ | |
508 | : "i" (__NR_##name), \ | |
509 | "0" (__arg1), \ | |
510 | "d" (__arg2), \ | |
511 | "d" (__arg3), \ | |
512 | "d" (__arg4), \ | |
513 | "d" (__arg5) \ | |
514 | : _svc_clobber ); \ | |
515 | __res = __svcres; \ | |
516 | __syscall_return(type,__res); \ | |
517 | } | |
518 | ||
519 | #ifdef __KERNEL__ | |
520 | #define __ARCH_WANT_IPC_PARSE_VERSION | |
521 | #define __ARCH_WANT_OLD_READDIR | |
522 | #define __ARCH_WANT_SYS_ALARM | |
523 | #define __ARCH_WANT_SYS_GETHOSTNAME | |
524 | #define __ARCH_WANT_SYS_PAUSE | |
525 | #define __ARCH_WANT_SYS_SIGNAL | |
526 | #define __ARCH_WANT_SYS_UTIME | |
527 | #define __ARCH_WANT_SYS_SOCKETCALL | |
528 | #define __ARCH_WANT_SYS_FADVISE64 | |
529 | #define __ARCH_WANT_SYS_GETPGRP | |
530 | #define __ARCH_WANT_SYS_LLSEEK | |
531 | #define __ARCH_WANT_SYS_NICE | |
532 | #define __ARCH_WANT_SYS_OLD_GETRLIMIT | |
533 | #define __ARCH_WANT_SYS_OLDUMOUNT | |
534 | #define __ARCH_WANT_SYS_SIGPENDING | |
535 | #define __ARCH_WANT_SYS_SIGPROCMASK | |
536 | #define __ARCH_WANT_SYS_RT_SIGACTION | |
537 | # ifdef CONFIG_ARCH_S390_31 | |
538 | # define __ARCH_WANT_STAT64 | |
539 | # define __ARCH_WANT_SYS_TIME | |
540 | # endif | |
541 | # define __ARCH_WANT_COMPAT_SYS_TIME | |
542 | #endif | |
543 | ||
544 | #ifdef __KERNEL_SYSCALLS__ | |
545 | ||
546 | #include <linux/config.h> | |
547 | #include <linux/compiler.h> | |
548 | #include <linux/types.h> | |
549 | #include <asm/ptrace.h> | |
550 | #include <asm/stat.h> | |
551 | #include <linux/syscalls.h> | |
552 | ||
553 | /* | |
554 | * we need this inline - forking from kernel space will result | |
555 | * in NO COPY ON WRITE (!!!), until an execve is executed. This | |
556 | * is no problem, but for the stack. This is handled by not letting | |
557 | * main() use the stack at all after fork(). Thus, no function | |
558 | * calls - which means inline code for fork too, as otherwise we | |
559 | * would use the stack upon exit from 'fork()'. | |
560 | * | |
561 | * Actually only pause and fork are needed inline, so that there | |
562 | * won't be any messing with the stack from main(), but we define | |
563 | * some others too. | |
564 | */ | |
565 | #define __NR__exit __NR_exit | |
566 | static inline _syscall0(pid_t,setsid) | |
567 | static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count) | |
568 | static inline _syscall3(int,read,int,fd,char *,buf,off_t,count) | |
569 | static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count) | |
570 | static inline _syscall1(int,dup,int,fd) | |
571 | static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp) | |
572 | static inline _syscall3(int,open,const char *,file,int,flag,int,mode) | |
573 | static inline _syscall1(int,close,int,fd) | |
574 | static inline _syscall2(long,stat,char *,filename,struct stat *,statbuf) | |
575 | ||
576 | static inline pid_t waitpid(int pid, int *wait_stat, int flags) | |
577 | { | |
578 | return sys_wait4(pid, wait_stat, flags, NULL); | |
579 | } | |
580 | struct mmap_arg_struct; | |
581 | asmlinkage long sys_mmap2(struct mmap_arg_struct __user *arg); | |
582 | ||
583 | asmlinkage long sys_execve(struct pt_regs regs); | |
584 | asmlinkage long sys_clone(struct pt_regs regs); | |
585 | asmlinkage long sys_fork(struct pt_regs regs); | |
586 | asmlinkage long sys_vfork(struct pt_regs regs); | |
587 | asmlinkage long sys_pipe(unsigned long __user *fildes); | |
588 | asmlinkage long sys_ptrace(long request, long pid, long addr, long data); | |
589 | struct sigaction; | |
590 | asmlinkage long sys_rt_sigaction(int sig, | |
591 | const struct sigaction __user *act, | |
592 | struct sigaction __user *oact, | |
593 | size_t sigsetsize); | |
594 | ||
595 | #endif | |
596 | ||
597 | /* | |
598 | * "Conditional" syscalls | |
599 | * | |
600 | * What we want is __attribute__((weak,alias("sys_ni_syscall"))), | |
601 | * but it doesn't work on all toolchains, so we just do it by hand | |
602 | */ | |
603 | #define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") | |
604 | ||
605 | #endif /* _ASM_S390_UNISTD_H_ */ |