Line data Source code
1 : /* SPDX-License-Identifier: GPL-2.0-only */
2 : /*
3 : * syscalls.h - Linux syscall interfaces (non-arch-specific)
4 : *
5 : * Copyright (c) 2004 Randy Dunlap
6 : * Copyright (c) 2004 Open Source Development Labs
7 : */
8 :
9 : #ifndef _LINUX_SYSCALLS_H
10 : #define _LINUX_SYSCALLS_H
11 :
12 : struct __aio_sigset;
13 : struct epoll_event;
14 : struct iattr;
15 : struct inode;
16 : struct iocb;
17 : struct io_event;
18 : struct iovec;
19 : struct __kernel_old_itimerval;
20 : struct kexec_segment;
21 : struct linux_dirent;
22 : struct linux_dirent64;
23 : struct list_head;
24 : struct mmap_arg_struct;
25 : struct msgbuf;
26 : struct user_msghdr;
27 : struct mmsghdr;
28 : struct msqid_ds;
29 : struct new_utsname;
30 : struct nfsctl_arg;
31 : struct __old_kernel_stat;
32 : struct oldold_utsname;
33 : struct old_utsname;
34 : struct pollfd;
35 : struct rlimit;
36 : struct rlimit64;
37 : struct rusage;
38 : struct sched_param;
39 : struct sched_attr;
40 : struct sel_arg_struct;
41 : struct semaphore;
42 : struct sembuf;
43 : struct shmid_ds;
44 : struct sockaddr;
45 : struct stat;
46 : struct stat64;
47 : struct statfs;
48 : struct statfs64;
49 : struct statx;
50 : struct sysinfo;
51 : struct timespec;
52 : struct __kernel_old_timeval;
53 : struct __kernel_timex;
54 : struct timezone;
55 : struct tms;
56 : struct utimbuf;
57 : struct mq_attr;
58 : struct compat_stat;
59 : struct old_timeval32;
60 : struct robust_list_head;
61 : struct getcpu_cache;
62 : struct old_linux_dirent;
63 : struct perf_event_attr;
64 : struct file_handle;
65 : struct sigaltstack;
66 : struct rseq;
67 : union bpf_attr;
68 : struct io_uring_params;
69 : struct clone_args;
70 : struct open_how;
71 : struct mount_attr;
72 : struct landlock_ruleset_attr;
73 : enum landlock_rule_type;
74 :
75 : #include <linux/types.h>
76 : #include <linux/aio_abi.h>
77 : #include <linux/capability.h>
78 : #include <linux/signal.h>
79 : #include <linux/list.h>
80 : #include <linux/bug.h>
81 : #include <linux/sem.h>
82 : #include <asm/siginfo.h>
83 : #include <linux/unistd.h>
84 : #include <linux/quota.h>
85 : #include <linux/key.h>
86 : #include <linux/personality.h>
87 : #include <trace/syscall.h>
88 :
89 : #ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
90 : /*
91 : * It may be useful for an architecture to override the definitions of the
92 : * SYSCALL_DEFINE0() and __SYSCALL_DEFINEx() macros, in particular to use a
93 : * different calling convention for syscalls. To allow for that, the prototypes
94 : * for the sys_*() functions below will *not* be included if
95 : * CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled.
96 : */
97 : #include <asm/syscall_wrapper.h>
98 : #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */
99 :
100 : /*
101 : * __MAP - apply a macro to syscall arguments
102 : * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to
103 : * m(t1, a1), m(t2, a2), ..., m(tn, an)
104 : * The first argument must be equal to the amount of type/name
105 : * pairs given. Note that this list of pairs (i.e. the arguments
106 : * of __MAP starting at the third one) is in the same format as
107 : * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n>
108 : */
109 : #define __MAP0(m,...)
110 : #define __MAP1(m,t,a,...) m(t,a)
111 : #define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__)
112 : #define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__)
113 : #define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__)
114 : #define __MAP5(m,t,a,...) m(t,a), __MAP4(m,__VA_ARGS__)
115 : #define __MAP6(m,t,a,...) m(t,a), __MAP5(m,__VA_ARGS__)
116 : #define __MAP(n,...) __MAP##n(__VA_ARGS__)
117 :
118 : #define __SC_DECL(t, a) t a
119 : #define __TYPE_AS(t, v) __same_type((__force t)0, v)
120 : #define __TYPE_IS_L(t) (__TYPE_AS(t, 0L))
121 : #define __TYPE_IS_UL(t) (__TYPE_AS(t, 0UL))
122 : #define __TYPE_IS_LL(t) (__TYPE_AS(t, 0LL) || __TYPE_AS(t, 0ULL))
123 : #define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a
124 : #define __SC_CAST(t, a) (__force t) a
125 : #define __SC_ARGS(t, a) a
126 : #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long))
127 :
128 : #ifdef CONFIG_FTRACE_SYSCALLS
129 : #define __SC_STR_ADECL(t, a) #a
130 : #define __SC_STR_TDECL(t, a) #t
131 :
132 : extern struct trace_event_class event_class_syscall_enter;
133 : extern struct trace_event_class event_class_syscall_exit;
134 : extern struct trace_event_functions enter_syscall_print_funcs;
135 : extern struct trace_event_functions exit_syscall_print_funcs;
136 :
137 : #define SYSCALL_TRACE_ENTER_EVENT(sname) \
138 : static struct syscall_metadata __syscall_meta_##sname; \
139 : static struct trace_event_call __used \
140 : event_enter_##sname = { \
141 : .class = &event_class_syscall_enter, \
142 : { \
143 : .name = "sys_enter"#sname, \
144 : }, \
145 : .event.funcs = &enter_syscall_print_funcs, \
146 : .data = (void *)&__syscall_meta_##sname,\
147 : .flags = TRACE_EVENT_FL_CAP_ANY, \
148 : }; \
149 : static struct trace_event_call __used \
150 : __section("_ftrace_events") \
151 : *__event_enter_##sname = &event_enter_##sname;
152 :
153 : #define SYSCALL_TRACE_EXIT_EVENT(sname) \
154 : static struct syscall_metadata __syscall_meta_##sname; \
155 : static struct trace_event_call __used \
156 : event_exit_##sname = { \
157 : .class = &event_class_syscall_exit, \
158 : { \
159 : .name = "sys_exit"#sname, \
160 : }, \
161 : .event.funcs = &exit_syscall_print_funcs, \
162 : .data = (void *)&__syscall_meta_##sname,\
163 : .flags = TRACE_EVENT_FL_CAP_ANY, \
164 : }; \
165 : static struct trace_event_call __used \
166 : __section("_ftrace_events") \
167 : *__event_exit_##sname = &event_exit_##sname;
168 :
169 : #define SYSCALL_METADATA(sname, nb, ...) \
170 : static const char *types_##sname[] = { \
171 : __MAP(nb,__SC_STR_TDECL,__VA_ARGS__) \
172 : }; \
173 : static const char *args_##sname[] = { \
174 : __MAP(nb,__SC_STR_ADECL,__VA_ARGS__) \
175 : }; \
176 : SYSCALL_TRACE_ENTER_EVENT(sname); \
177 : SYSCALL_TRACE_EXIT_EVENT(sname); \
178 : static struct syscall_metadata __used \
179 : __syscall_meta_##sname = { \
180 : .name = "sys"#sname, \
181 : .syscall_nr = -1, /* Filled in at boot */ \
182 : .nb_args = nb, \
183 : .types = nb ? types_##sname : NULL, \
184 : .args = nb ? args_##sname : NULL, \
185 : .enter_event = &event_enter_##sname, \
186 : .exit_event = &event_exit_##sname, \
187 : .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \
188 : }; \
189 : static struct syscall_metadata __used \
190 : __section("__syscalls_metadata") \
191 : *__p_syscall_meta_##sname = &__syscall_meta_##sname;
192 :
193 : static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
194 : {
195 : return tp_event->class == &event_class_syscall_enter ||
196 : tp_event->class == &event_class_syscall_exit;
197 : }
198 :
199 : #else
200 : #define SYSCALL_METADATA(sname, nb, ...)
201 :
202 0 : static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
203 : {
204 0 : return 0;
205 : }
206 : #endif
207 :
208 : #ifndef SYSCALL_DEFINE0
209 : #define SYSCALL_DEFINE0(sname) \
210 : SYSCALL_METADATA(_##sname, 0); \
211 : asmlinkage long sys_##sname(void); \
212 : ALLOW_ERROR_INJECTION(sys_##sname, ERRNO); \
213 : asmlinkage long sys_##sname(void)
214 : #endif /* SYSCALL_DEFINE0 */
215 :
216 : #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
217 : #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
218 : #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
219 : #define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
220 : #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
221 : #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
222 :
223 : #define SYSCALL_DEFINE_MAXARGS 6
224 :
225 : #define SYSCALL_DEFINEx(x, sname, ...) \
226 : SYSCALL_METADATA(sname, x, __VA_ARGS__) \
227 : __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
228 :
229 : #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__)
230 :
231 : /*
232 : * The asmlinkage stub is aliased to a function named __se_sys_*() which
233 : * sign-extends 32-bit ints to longs whenever needed. The actual work is
234 : * done within __do_sys_*().
235 : */
236 : #ifndef __SYSCALL_DEFINEx
237 : #define __SYSCALL_DEFINEx(x, name, ...) \
238 : __diag_push(); \
239 : __diag_ignore(GCC, 8, "-Wattribute-alias", \
240 : "Type aliasing is used to sanitize syscall arguments");\
241 : asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \
242 : __attribute__((alias(__stringify(__se_sys##name)))); \
243 : ALLOW_ERROR_INJECTION(sys##name, ERRNO); \
244 : static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\
245 : asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \
246 : asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \
247 : { \
248 : long ret = __do_sys##name(__MAP(x,__SC_CAST,__VA_ARGS__));\
249 : __MAP(x,__SC_TEST,__VA_ARGS__); \
250 : __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \
251 : return ret; \
252 : } \
253 : __diag_pop(); \
254 : static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))
255 : #endif /* __SYSCALL_DEFINEx */
256 :
257 : /* For split 64-bit arguments on 32-bit architectures */
258 : #ifdef __LITTLE_ENDIAN
259 : #define SC_ARG64(name) u32, name##_lo, u32, name##_hi
260 : #else
261 : #define SC_ARG64(name) u32, name##_hi, u32, name##_lo
262 : #endif
263 : #define SC_VAL64(type, name) ((type) name##_hi << 32 | name##_lo)
264 :
265 : #ifdef CONFIG_COMPAT
266 : #define SYSCALL32_DEFINE1 COMPAT_SYSCALL_DEFINE1
267 : #define SYSCALL32_DEFINE2 COMPAT_SYSCALL_DEFINE2
268 : #define SYSCALL32_DEFINE3 COMPAT_SYSCALL_DEFINE3
269 : #define SYSCALL32_DEFINE4 COMPAT_SYSCALL_DEFINE4
270 : #define SYSCALL32_DEFINE5 COMPAT_SYSCALL_DEFINE5
271 : #define SYSCALL32_DEFINE6 COMPAT_SYSCALL_DEFINE6
272 : #else
273 : #define SYSCALL32_DEFINE1 SYSCALL_DEFINE1
274 : #define SYSCALL32_DEFINE2 SYSCALL_DEFINE2
275 : #define SYSCALL32_DEFINE3 SYSCALL_DEFINE3
276 : #define SYSCALL32_DEFINE4 SYSCALL_DEFINE4
277 : #define SYSCALL32_DEFINE5 SYSCALL_DEFINE5
278 : #define SYSCALL32_DEFINE6 SYSCALL_DEFINE6
279 : #endif
280 :
281 : /*
282 : * Called before coming back to user-mode. Returning to user-mode with an
283 : * address limit different than USER_DS can allow to overwrite kernel memory.
284 : */
285 442496 : static inline void addr_limit_user_check(void)
286 : {
287 : #ifdef TIF_FSCHECK
288 : if (!test_thread_flag(TIF_FSCHECK))
289 : return;
290 : #endif
291 :
292 442496 : if (CHECK_DATA_CORRUPTION(uaccess_kernel(),
293 : "Invalid address limit on user-mode return"))
294 : force_sig(SIGKILL);
295 :
296 : #ifdef TIF_FSCHECK
297 : clear_thread_flag(TIF_FSCHECK);
298 : #endif
299 : }
300 :
301 : /*
302 : * These syscall function prototypes are kept in the same order as
303 : * include/uapi/asm-generic/unistd.h. Architecture specific entries go below,
304 : * followed by deprecated or obsolete system calls.
305 : *
306 : * Please note that these prototypes here are only provided for information
307 : * purposes, for static analysis, and for linking from the syscall table.
308 : * These functions should not be called elsewhere from kernel code.
309 : *
310 : * As the syscall calling convention may be different from the default
311 : * for architectures overriding the syscall calling convention, do not
312 : * include the prototypes if CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled.
313 : */
314 : #ifndef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
315 : asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx);
316 : asmlinkage long sys_io_destroy(aio_context_t ctx);
317 : asmlinkage long sys_io_submit(aio_context_t, long,
318 : struct iocb __user * __user *);
319 : asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
320 : struct io_event __user *result);
321 : asmlinkage long sys_io_getevents(aio_context_t ctx_id,
322 : long min_nr,
323 : long nr,
324 : struct io_event __user *events,
325 : struct __kernel_timespec __user *timeout);
326 : asmlinkage long sys_io_getevents_time32(__u32 ctx_id,
327 : __s32 min_nr,
328 : __s32 nr,
329 : struct io_event __user *events,
330 : struct old_timespec32 __user *timeout);
331 : asmlinkage long sys_io_pgetevents(aio_context_t ctx_id,
332 : long min_nr,
333 : long nr,
334 : struct io_event __user *events,
335 : struct __kernel_timespec __user *timeout,
336 : const struct __aio_sigset *sig);
337 : asmlinkage long sys_io_pgetevents_time32(aio_context_t ctx_id,
338 : long min_nr,
339 : long nr,
340 : struct io_event __user *events,
341 : struct old_timespec32 __user *timeout,
342 : const struct __aio_sigset *sig);
343 : asmlinkage long sys_io_uring_setup(u32 entries,
344 : struct io_uring_params __user *p);
345 : asmlinkage long sys_io_uring_enter(unsigned int fd, u32 to_submit,
346 : u32 min_complete, u32 flags,
347 : const void __user *argp, size_t argsz);
348 : asmlinkage long sys_io_uring_register(unsigned int fd, unsigned int op,
349 : void __user *arg, unsigned int nr_args);
350 :
351 : /* fs/xattr.c */
352 : asmlinkage long sys_setxattr(const char __user *path, const char __user *name,
353 : const void __user *value, size_t size, int flags);
354 : asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
355 : const void __user *value, size_t size, int flags);
356 : asmlinkage long sys_fsetxattr(int fd, const char __user *name,
357 : const void __user *value, size_t size, int flags);
358 : asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
359 : void __user *value, size_t size);
360 : asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
361 : void __user *value, size_t size);
362 : asmlinkage long sys_fgetxattr(int fd, const char __user *name,
363 : void __user *value, size_t size);
364 : asmlinkage long sys_listxattr(const char __user *path, char __user *list,
365 : size_t size);
366 : asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
367 : size_t size);
368 : asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
369 : asmlinkage long sys_removexattr(const char __user *path,
370 : const char __user *name);
371 : asmlinkage long sys_lremovexattr(const char __user *path,
372 : const char __user *name);
373 : asmlinkage long sys_fremovexattr(int fd, const char __user *name);
374 :
375 : /* fs/dcache.c */
376 : asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
377 :
378 : /* fs/cookies.c */
379 : asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);
380 :
381 : /* fs/eventfd.c */
382 : asmlinkage long sys_eventfd2(unsigned int count, int flags);
383 :
384 : /* fs/eventpoll.c */
385 : asmlinkage long sys_epoll_create1(int flags);
386 : asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
387 : struct epoll_event __user *event);
388 : asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
389 : int maxevents, int timeout,
390 : const sigset_t __user *sigmask,
391 : size_t sigsetsize);
392 : asmlinkage long sys_epoll_pwait2(int epfd, struct epoll_event __user *events,
393 : int maxevents,
394 : const struct __kernel_timespec __user *timeout,
395 : const sigset_t __user *sigmask,
396 : size_t sigsetsize);
397 :
398 : /* fs/fcntl.c */
399 : asmlinkage long sys_dup(unsigned int fildes);
400 : asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
401 : asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
402 : #if BITS_PER_LONG == 32
403 : asmlinkage long sys_fcntl64(unsigned int fd,
404 : unsigned int cmd, unsigned long arg);
405 : #endif
406 :
407 : /* fs/inotify_user.c */
408 : asmlinkage long sys_inotify_init1(int flags);
409 : asmlinkage long sys_inotify_add_watch(int fd, const char __user *path,
410 : u32 mask);
411 : asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd);
412 :
413 : /* fs/ioctl.c */
414 : asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd,
415 : unsigned long arg);
416 :
417 : /* fs/ioprio.c */
418 : asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
419 : asmlinkage long sys_ioprio_get(int which, int who);
420 :
421 : /* fs/locks.c */
422 : asmlinkage long sys_flock(unsigned int fd, unsigned int cmd);
423 :
424 : /* fs/namei.c */
425 : asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
426 : unsigned dev);
427 : asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode);
428 : asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
429 : asmlinkage long sys_symlinkat(const char __user * oldname,
430 : int newdfd, const char __user * newname);
431 : asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
432 : int newdfd, const char __user *newname, int flags);
433 : asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
434 : int newdfd, const char __user * newname);
435 :
436 : /* fs/namespace.c */
437 : asmlinkage long sys_umount(char __user *name, int flags);
438 : asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
439 : char __user *type, unsigned long flags,
440 : void __user *data);
441 : asmlinkage long sys_pivot_root(const char __user *new_root,
442 : const char __user *put_old);
443 :
444 : /* fs/nfsctl.c */
445 :
446 : /* fs/open.c */
447 : asmlinkage long sys_statfs(const char __user * path,
448 : struct statfs __user *buf);
449 : asmlinkage long sys_statfs64(const char __user *path, size_t sz,
450 : struct statfs64 __user *buf);
451 : asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf);
452 : asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz,
453 : struct statfs64 __user *buf);
454 : asmlinkage long sys_truncate(const char __user *path, long length);
455 : asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
456 : #if BITS_PER_LONG == 32
457 : asmlinkage long sys_truncate64(const char __user *path, loff_t length);
458 : asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length);
459 : #endif
460 : asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
461 : asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
462 : asmlinkage long sys_faccessat2(int dfd, const char __user *filename, int mode,
463 : int flags);
464 : asmlinkage long sys_chdir(const char __user *filename);
465 : asmlinkage long sys_fchdir(unsigned int fd);
466 : asmlinkage long sys_chroot(const char __user *filename);
467 : asmlinkage long sys_fchmod(unsigned int fd, umode_t mode);
468 : asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
469 : umode_t mode);
470 : asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
471 : gid_t group, int flag);
472 : asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group);
473 : asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
474 : umode_t mode);
475 : asmlinkage long sys_openat2(int dfd, const char __user *filename,
476 : struct open_how *how, size_t size);
477 : asmlinkage long sys_close(unsigned int fd);
478 : asmlinkage long sys_close_range(unsigned int fd, unsigned int max_fd,
479 : unsigned int flags);
480 : asmlinkage long sys_vhangup(void);
481 :
482 : /* fs/pipe.c */
483 : asmlinkage long sys_pipe2(int __user *fildes, int flags);
484 :
485 : /* fs/quota.c */
486 : asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special,
487 : qid_t id, void __user *addr);
488 :
489 : /* fs/readdir.c */
490 : asmlinkage long sys_getdents64(unsigned int fd,
491 : struct linux_dirent64 __user *dirent,
492 : unsigned int count);
493 :
494 : /* fs/read_write.c */
495 : asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
496 : unsigned long offset_low, loff_t __user *result,
497 : unsigned int whence);
498 : asmlinkage long sys_lseek(unsigned int fd, off_t offset,
499 : unsigned int whence);
500 : asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
501 : asmlinkage long sys_write(unsigned int fd, const char __user *buf,
502 : size_t count);
503 : asmlinkage long sys_readv(unsigned long fd,
504 : const struct iovec __user *vec,
505 : unsigned long vlen);
506 : asmlinkage long sys_writev(unsigned long fd,
507 : const struct iovec __user *vec,
508 : unsigned long vlen);
509 : asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
510 : size_t count, loff_t pos);
511 : asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
512 : size_t count, loff_t pos);
513 : asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec,
514 : unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
515 : asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec,
516 : unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
517 :
518 : /* fs/sendfile.c */
519 : asmlinkage long sys_sendfile64(int out_fd, int in_fd,
520 : loff_t __user *offset, size_t count);
521 :
522 : /* fs/select.c */
523 : asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
524 : fd_set __user *, struct __kernel_timespec __user *,
525 : void __user *);
526 : asmlinkage long sys_pselect6_time32(int, fd_set __user *, fd_set __user *,
527 : fd_set __user *, struct old_timespec32 __user *,
528 : void __user *);
529 : asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
530 : struct __kernel_timespec __user *, const sigset_t __user *,
531 : size_t);
532 : asmlinkage long sys_ppoll_time32(struct pollfd __user *, unsigned int,
533 : struct old_timespec32 __user *, const sigset_t __user *,
534 : size_t);
535 :
536 : /* fs/signalfd.c */
537 : asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags);
538 :
539 : /* fs/splice.c */
540 : asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov,
541 : unsigned long nr_segs, unsigned int flags);
542 : asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
543 : int fd_out, loff_t __user *off_out,
544 : size_t len, unsigned int flags);
545 : asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
546 :
547 : /* fs/stat.c */
548 : asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
549 : int bufsiz);
550 : asmlinkage long sys_newfstatat(int dfd, const char __user *filename,
551 : struct stat __user *statbuf, int flag);
552 : asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf);
553 : #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64)
554 : asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
555 : asmlinkage long sys_fstatat64(int dfd, const char __user *filename,
556 : struct stat64 __user *statbuf, int flag);
557 : #endif
558 :
559 : /* fs/sync.c */
560 : asmlinkage long sys_sync(void);
561 : asmlinkage long sys_fsync(unsigned int fd);
562 : asmlinkage long sys_fdatasync(unsigned int fd);
563 : asmlinkage long sys_sync_file_range2(int fd, unsigned int flags,
564 : loff_t offset, loff_t nbytes);
565 : asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
566 : unsigned int flags);
567 :
568 : /* fs/timerfd.c */
569 : asmlinkage long sys_timerfd_create(int clockid, int flags);
570 : asmlinkage long sys_timerfd_settime(int ufd, int flags,
571 : const struct __kernel_itimerspec __user *utmr,
572 : struct __kernel_itimerspec __user *otmr);
573 : asmlinkage long sys_timerfd_gettime(int ufd, struct __kernel_itimerspec __user *otmr);
574 : asmlinkage long sys_timerfd_gettime32(int ufd,
575 : struct old_itimerspec32 __user *otmr);
576 : asmlinkage long sys_timerfd_settime32(int ufd, int flags,
577 : const struct old_itimerspec32 __user *utmr,
578 : struct old_itimerspec32 __user *otmr);
579 :
580 : /* fs/utimes.c */
581 : asmlinkage long sys_utimensat(int dfd, const char __user *filename,
582 : struct __kernel_timespec __user *utimes,
583 : int flags);
584 : asmlinkage long sys_utimensat_time32(unsigned int dfd,
585 : const char __user *filename,
586 : struct old_timespec32 __user *t, int flags);
587 :
588 : /* kernel/acct.c */
589 : asmlinkage long sys_acct(const char __user *name);
590 :
591 : /* kernel/capability.c */
592 : asmlinkage long sys_capget(cap_user_header_t header,
593 : cap_user_data_t dataptr);
594 : asmlinkage long sys_capset(cap_user_header_t header,
595 : const cap_user_data_t data);
596 :
597 : /* kernel/exec_domain.c */
598 : asmlinkage long sys_personality(unsigned int personality);
599 :
600 : /* kernel/exit.c */
601 : asmlinkage long sys_exit(int error_code);
602 : asmlinkage long sys_exit_group(int error_code);
603 : asmlinkage long sys_waitid(int which, pid_t pid,
604 : struct siginfo __user *infop,
605 : int options, struct rusage __user *ru);
606 :
607 : /* kernel/fork.c */
608 : asmlinkage long sys_set_tid_address(int __user *tidptr);
609 : asmlinkage long sys_unshare(unsigned long unshare_flags);
610 :
611 : /* kernel/futex.c */
612 : asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
613 : const struct __kernel_timespec __user *utime,
614 : u32 __user *uaddr2, u32 val3);
615 : asmlinkage long sys_futex_time32(u32 __user *uaddr, int op, u32 val,
616 : const struct old_timespec32 __user *utime,
617 : u32 __user *uaddr2, u32 val3);
618 : asmlinkage long sys_get_robust_list(int pid,
619 : struct robust_list_head __user * __user *head_ptr,
620 : size_t __user *len_ptr);
621 : asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
622 : size_t len);
623 :
624 : /* kernel/hrtimer.c */
625 : asmlinkage long sys_nanosleep(struct __kernel_timespec __user *rqtp,
626 : struct __kernel_timespec __user *rmtp);
627 : asmlinkage long sys_nanosleep_time32(struct old_timespec32 __user *rqtp,
628 : struct old_timespec32 __user *rmtp);
629 :
630 : /* kernel/itimer.c */
631 : asmlinkage long sys_getitimer(int which, struct __kernel_old_itimerval __user *value);
632 : asmlinkage long sys_setitimer(int which,
633 : struct __kernel_old_itimerval __user *value,
634 : struct __kernel_old_itimerval __user *ovalue);
635 :
636 : /* kernel/kexec.c */
637 : asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
638 : struct kexec_segment __user *segments,
639 : unsigned long flags);
640 :
641 : /* kernel/module.c */
642 : asmlinkage long sys_init_module(void __user *umod, unsigned long len,
643 : const char __user *uargs);
644 : asmlinkage long sys_delete_module(const char __user *name_user,
645 : unsigned int flags);
646 :
647 : /* kernel/posix-timers.c */
648 : asmlinkage long sys_timer_create(clockid_t which_clock,
649 : struct sigevent __user *timer_event_spec,
650 : timer_t __user * created_timer_id);
651 : asmlinkage long sys_timer_gettime(timer_t timer_id,
652 : struct __kernel_itimerspec __user *setting);
653 : asmlinkage long sys_timer_getoverrun(timer_t timer_id);
654 : asmlinkage long sys_timer_settime(timer_t timer_id, int flags,
655 : const struct __kernel_itimerspec __user *new_setting,
656 : struct __kernel_itimerspec __user *old_setting);
657 : asmlinkage long sys_timer_delete(timer_t timer_id);
658 : asmlinkage long sys_clock_settime(clockid_t which_clock,
659 : const struct __kernel_timespec __user *tp);
660 : asmlinkage long sys_clock_gettime(clockid_t which_clock,
661 : struct __kernel_timespec __user *tp);
662 : asmlinkage long sys_clock_getres(clockid_t which_clock,
663 : struct __kernel_timespec __user *tp);
664 : asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags,
665 : const struct __kernel_timespec __user *rqtp,
666 : struct __kernel_timespec __user *rmtp);
667 : asmlinkage long sys_timer_gettime32(timer_t timer_id,
668 : struct old_itimerspec32 __user *setting);
669 : asmlinkage long sys_timer_settime32(timer_t timer_id, int flags,
670 : struct old_itimerspec32 __user *new,
671 : struct old_itimerspec32 __user *old);
672 : asmlinkage long sys_clock_settime32(clockid_t which_clock,
673 : struct old_timespec32 __user *tp);
674 : asmlinkage long sys_clock_gettime32(clockid_t which_clock,
675 : struct old_timespec32 __user *tp);
676 : asmlinkage long sys_clock_getres_time32(clockid_t which_clock,
677 : struct old_timespec32 __user *tp);
678 : asmlinkage long sys_clock_nanosleep_time32(clockid_t which_clock, int flags,
679 : struct old_timespec32 __user *rqtp,
680 : struct old_timespec32 __user *rmtp);
681 :
682 : /* kernel/printk.c */
683 : asmlinkage long sys_syslog(int type, char __user *buf, int len);
684 :
685 : /* kernel/ptrace.c */
686 : asmlinkage long sys_ptrace(long request, long pid, unsigned long addr,
687 : unsigned long data);
688 : /* kernel/sched/core.c */
689 :
690 : asmlinkage long sys_sched_setparam(pid_t pid,
691 : struct sched_param __user *param);
692 : asmlinkage long sys_sched_setscheduler(pid_t pid, int policy,
693 : struct sched_param __user *param);
694 : asmlinkage long sys_sched_getscheduler(pid_t pid);
695 : asmlinkage long sys_sched_getparam(pid_t pid,
696 : struct sched_param __user *param);
697 : asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len,
698 : unsigned long __user *user_mask_ptr);
699 : asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len,
700 : unsigned long __user *user_mask_ptr);
701 : asmlinkage long sys_sched_yield(void);
702 : asmlinkage long sys_sched_get_priority_max(int policy);
703 : asmlinkage long sys_sched_get_priority_min(int policy);
704 : asmlinkage long sys_sched_rr_get_interval(pid_t pid,
705 : struct __kernel_timespec __user *interval);
706 : asmlinkage long sys_sched_rr_get_interval_time32(pid_t pid,
707 : struct old_timespec32 __user *interval);
708 :
709 : /* kernel/signal.c */
710 : asmlinkage long sys_restart_syscall(void);
711 : asmlinkage long sys_kill(pid_t pid, int sig);
712 : asmlinkage long sys_tkill(pid_t pid, int sig);
713 : asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig);
714 : asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss,
715 : struct sigaltstack __user *uoss);
716 : asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize);
717 : #ifndef CONFIG_ODD_RT_SIGACTION
718 : asmlinkage long sys_rt_sigaction(int,
719 : const struct sigaction __user *,
720 : struct sigaction __user *,
721 : size_t);
722 : #endif
723 : asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set,
724 : sigset_t __user *oset, size_t sigsetsize);
725 : asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize);
726 : asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese,
727 : siginfo_t __user *uinfo,
728 : const struct __kernel_timespec __user *uts,
729 : size_t sigsetsize);
730 : asmlinkage long sys_rt_sigtimedwait_time32(const sigset_t __user *uthese,
731 : siginfo_t __user *uinfo,
732 : const struct old_timespec32 __user *uts,
733 : size_t sigsetsize);
734 : asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo);
735 :
736 : /* kernel/sys.c */
737 : asmlinkage long sys_setpriority(int which, int who, int niceval);
738 : asmlinkage long sys_getpriority(int which, int who);
739 : asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd,
740 : void __user *arg);
741 : asmlinkage long sys_setregid(gid_t rgid, gid_t egid);
742 : asmlinkage long sys_setgid(gid_t gid);
743 : asmlinkage long sys_setreuid(uid_t ruid, uid_t euid);
744 : asmlinkage long sys_setuid(uid_t uid);
745 : asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid);
746 : asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid);
747 : asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid);
748 : asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid);
749 : asmlinkage long sys_setfsuid(uid_t uid);
750 : asmlinkage long sys_setfsgid(gid_t gid);
751 : asmlinkage long sys_times(struct tms __user *tbuf);
752 : asmlinkage long sys_setpgid(pid_t pid, pid_t pgid);
753 : asmlinkage long sys_getpgid(pid_t pid);
754 : asmlinkage long sys_getsid(pid_t pid);
755 : asmlinkage long sys_setsid(void);
756 : asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist);
757 : asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist);
758 : asmlinkage long sys_newuname(struct new_utsname __user *name);
759 : asmlinkage long sys_sethostname(char __user *name, int len);
760 : asmlinkage long sys_setdomainname(char __user *name, int len);
761 : asmlinkage long sys_getrlimit(unsigned int resource,
762 : struct rlimit __user *rlim);
763 : asmlinkage long sys_setrlimit(unsigned int resource,
764 : struct rlimit __user *rlim);
765 : asmlinkage long sys_getrusage(int who, struct rusage __user *ru);
766 : asmlinkage long sys_umask(int mask);
767 : asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
768 : unsigned long arg4, unsigned long arg5);
769 : asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
770 :
771 : /* kernel/time.c */
772 : asmlinkage long sys_gettimeofday(struct __kernel_old_timeval __user *tv,
773 : struct timezone __user *tz);
774 : asmlinkage long sys_settimeofday(struct __kernel_old_timeval __user *tv,
775 : struct timezone __user *tz);
776 : asmlinkage long sys_adjtimex(struct __kernel_timex __user *txc_p);
777 : asmlinkage long sys_adjtimex_time32(struct old_timex32 __user *txc_p);
778 :
779 : /* kernel/sys.c */
780 : asmlinkage long sys_getpid(void);
781 : asmlinkage long sys_getppid(void);
782 : asmlinkage long sys_getuid(void);
783 : asmlinkage long sys_geteuid(void);
784 : asmlinkage long sys_getgid(void);
785 : asmlinkage long sys_getegid(void);
786 : asmlinkage long sys_gettid(void);
787 : asmlinkage long sys_sysinfo(struct sysinfo __user *info);
788 :
789 : /* ipc/mqueue.c */
790 : asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr);
791 : asmlinkage long sys_mq_unlink(const char __user *name);
792 : asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct __kernel_timespec __user *abs_timeout);
793 : asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct __kernel_timespec __user *abs_timeout);
794 : asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
795 : asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
796 : asmlinkage long sys_mq_timedreceive_time32(mqd_t mqdes,
797 : char __user *u_msg_ptr,
798 : unsigned int msg_len, unsigned int __user *u_msg_prio,
799 : const struct old_timespec32 __user *u_abs_timeout);
800 : asmlinkage long sys_mq_timedsend_time32(mqd_t mqdes,
801 : const char __user *u_msg_ptr,
802 : unsigned int msg_len, unsigned int msg_prio,
803 : const struct old_timespec32 __user *u_abs_timeout);
804 :
805 : /* ipc/msg.c */
806 : asmlinkage long sys_msgget(key_t key, int msgflg);
807 : asmlinkage long sys_old_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
808 : asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
809 : asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
810 : size_t msgsz, long msgtyp, int msgflg);
811 : asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp,
812 : size_t msgsz, int msgflg);
813 :
814 : /* ipc/sem.c */
815 : asmlinkage long sys_semget(key_t key, int nsems, int semflg);
816 : asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg);
817 : asmlinkage long sys_old_semctl(int semid, int semnum, int cmd, unsigned long arg);
818 : asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops,
819 : unsigned nsops,
820 : const struct __kernel_timespec __user *timeout);
821 : asmlinkage long sys_semtimedop_time32(int semid, struct sembuf __user *sops,
822 : unsigned nsops,
823 : const struct old_timespec32 __user *timeout);
824 : asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
825 : unsigned nsops);
826 :
827 : /* ipc/shm.c */
828 : asmlinkage long sys_shmget(key_t key, size_t size, int flag);
829 : asmlinkage long sys_old_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
830 : asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
831 : asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
832 : asmlinkage long sys_shmdt(char __user *shmaddr);
833 :
834 : /* net/socket.c */
835 : asmlinkage long sys_socket(int, int, int);
836 : asmlinkage long sys_socketpair(int, int, int, int __user *);
837 : asmlinkage long sys_bind(int, struct sockaddr __user *, int);
838 : asmlinkage long sys_listen(int, int);
839 : asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
840 : asmlinkage long sys_connect(int, struct sockaddr __user *, int);
841 : asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
842 : asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
843 : asmlinkage long sys_sendto(int, void __user *, size_t, unsigned,
844 : struct sockaddr __user *, int);
845 : asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
846 : struct sockaddr __user *, int __user *);
847 : asmlinkage long sys_setsockopt(int fd, int level, int optname,
848 : char __user *optval, int optlen);
849 : asmlinkage long sys_getsockopt(int fd, int level, int optname,
850 : char __user *optval, int __user *optlen);
851 : asmlinkage long sys_shutdown(int, int);
852 : asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
853 : asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
854 :
855 : /* mm/filemap.c */
856 : asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
857 :
858 : /* mm/nommu.c, also with MMU */
859 : asmlinkage long sys_brk(unsigned long brk);
860 : asmlinkage long sys_munmap(unsigned long addr, size_t len);
861 : asmlinkage long sys_mremap(unsigned long addr,
862 : unsigned long old_len, unsigned long new_len,
863 : unsigned long flags, unsigned long new_addr);
864 :
865 : /* security/keys/keyctl.c */
866 : asmlinkage long sys_add_key(const char __user *_type,
867 : const char __user *_description,
868 : const void __user *_payload,
869 : size_t plen,
870 : key_serial_t destringid);
871 : asmlinkage long sys_request_key(const char __user *_type,
872 : const char __user *_description,
873 : const char __user *_callout_info,
874 : key_serial_t destringid);
875 : asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3,
876 : unsigned long arg4, unsigned long arg5);
877 :
878 : /* arch/example/kernel/sys_example.c */
879 : #ifdef CONFIG_CLONE_BACKWARDS
880 : asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long,
881 : int __user *);
882 : #else
883 : #ifdef CONFIG_CLONE_BACKWARDS3
884 : asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *,
885 : int __user *, unsigned long);
886 : #else
887 : asmlinkage long sys_clone(unsigned long, unsigned long, int __user *,
888 : int __user *, unsigned long);
889 : #endif
890 : #endif
891 :
892 : asmlinkage long sys_clone3(struct clone_args __user *uargs, size_t size);
893 :
894 : asmlinkage long sys_execve(const char __user *filename,
895 : const char __user *const __user *argv,
896 : const char __user *const __user *envp);
897 :
898 : /* mm/fadvise.c */
899 : asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
900 :
901 : /* mm/, CONFIG_MMU only */
902 : asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags);
903 : asmlinkage long sys_swapoff(const char __user *specialfile);
904 : asmlinkage long sys_mprotect(unsigned long start, size_t len,
905 : unsigned long prot);
906 : asmlinkage long sys_msync(unsigned long start, size_t len, int flags);
907 : asmlinkage long sys_mlock(unsigned long start, size_t len);
908 : asmlinkage long sys_munlock(unsigned long start, size_t len);
909 : asmlinkage long sys_mlockall(int flags);
910 : asmlinkage long sys_munlockall(void);
911 : asmlinkage long sys_mincore(unsigned long start, size_t len,
912 : unsigned char __user * vec);
913 : asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
914 : asmlinkage long sys_process_madvise(int pidfd, const struct iovec __user *vec,
915 : size_t vlen, int behavior, unsigned int flags);
916 : asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
917 : unsigned long prot, unsigned long pgoff,
918 : unsigned long flags);
919 : asmlinkage long sys_mbind(unsigned long start, unsigned long len,
920 : unsigned long mode,
921 : const unsigned long __user *nmask,
922 : unsigned long maxnode,
923 : unsigned flags);
924 : asmlinkage long sys_get_mempolicy(int __user *policy,
925 : unsigned long __user *nmask,
926 : unsigned long maxnode,
927 : unsigned long addr, unsigned long flags);
928 : asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask,
929 : unsigned long maxnode);
930 : asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,
931 : const unsigned long __user *from,
932 : const unsigned long __user *to);
933 : asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
934 : const void __user * __user *pages,
935 : const int __user *nodes,
936 : int __user *status,
937 : int flags);
938 :
939 : asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig,
940 : siginfo_t __user *uinfo);
941 : asmlinkage long sys_perf_event_open(
942 : struct perf_event_attr __user *attr_uptr,
943 : pid_t pid, int cpu, int group_fd, unsigned long flags);
944 : asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
945 : asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg,
946 : unsigned int vlen, unsigned flags,
947 : struct __kernel_timespec __user *timeout);
948 : asmlinkage long sys_recvmmsg_time32(int fd, struct mmsghdr __user *msg,
949 : unsigned int vlen, unsigned flags,
950 : struct old_timespec32 __user *timeout);
951 :
952 : asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
953 : int options, struct rusage __user *ru);
954 : asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource,
955 : const struct rlimit64 __user *new_rlim,
956 : struct rlimit64 __user *old_rlim);
957 : asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags);
958 : asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags,
959 : u64 mask, int fd,
960 : const char __user *pathname);
961 : asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name,
962 : struct file_handle __user *handle,
963 : int __user *mnt_id, int flag);
964 : asmlinkage long sys_open_by_handle_at(int mountdirfd,
965 : struct file_handle __user *handle,
966 : int flags);
967 : asmlinkage long sys_clock_adjtime(clockid_t which_clock,
968 : struct __kernel_timex __user *tx);
969 : asmlinkage long sys_clock_adjtime32(clockid_t which_clock,
970 : struct old_timex32 __user *tx);
971 : asmlinkage long sys_syncfs(int fd);
972 : asmlinkage long sys_setns(int fd, int nstype);
973 : asmlinkage long sys_pidfd_open(pid_t pid, unsigned int flags);
974 : asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg,
975 : unsigned int vlen, unsigned flags);
976 : asmlinkage long sys_process_vm_readv(pid_t pid,
977 : const struct iovec __user *lvec,
978 : unsigned long liovcnt,
979 : const struct iovec __user *rvec,
980 : unsigned long riovcnt,
981 : unsigned long flags);
982 : asmlinkage long sys_process_vm_writev(pid_t pid,
983 : const struct iovec __user *lvec,
984 : unsigned long liovcnt,
985 : const struct iovec __user *rvec,
986 : unsigned long riovcnt,
987 : unsigned long flags);
988 : asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type,
989 : unsigned long idx1, unsigned long idx2);
990 : asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags);
991 : asmlinkage long sys_sched_setattr(pid_t pid,
992 : struct sched_attr __user *attr,
993 : unsigned int flags);
994 : asmlinkage long sys_sched_getattr(pid_t pid,
995 : struct sched_attr __user *attr,
996 : unsigned int size,
997 : unsigned int flags);
998 : asmlinkage long sys_renameat2(int olddfd, const char __user *oldname,
999 : int newdfd, const char __user *newname,
1000 : unsigned int flags);
1001 : asmlinkage long sys_seccomp(unsigned int op, unsigned int flags,
1002 : void __user *uargs);
1003 : asmlinkage long sys_getrandom(char __user *buf, size_t count,
1004 : unsigned int flags);
1005 : asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags);
1006 : asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size);
1007 : asmlinkage long sys_execveat(int dfd, const char __user *filename,
1008 : const char __user *const __user *argv,
1009 : const char __user *const __user *envp, int flags);
1010 : asmlinkage long sys_userfaultfd(int flags);
1011 : asmlinkage long sys_membarrier(int cmd, unsigned int flags, int cpu_id);
1012 : asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags);
1013 : asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in,
1014 : int fd_out, loff_t __user *off_out,
1015 : size_t len, unsigned int flags);
1016 : asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec,
1017 : unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
1018 : rwf_t flags);
1019 : asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec,
1020 : unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
1021 : rwf_t flags);
1022 : asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len,
1023 : unsigned long prot, int pkey);
1024 : asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val);
1025 : asmlinkage long sys_pkey_free(int pkey);
1026 : asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags,
1027 : unsigned mask, struct statx __user *buffer);
1028 : asmlinkage long sys_rseq(struct rseq __user *rseq, uint32_t rseq_len,
1029 : int flags, uint32_t sig);
1030 : asmlinkage long sys_open_tree(int dfd, const char __user *path, unsigned flags);
1031 : asmlinkage long sys_move_mount(int from_dfd, const char __user *from_path,
1032 : int to_dfd, const char __user *to_path,
1033 : unsigned int ms_flags);
1034 : asmlinkage long sys_mount_setattr(int dfd, const char __user *path,
1035 : unsigned int flags,
1036 : struct mount_attr __user *uattr, size_t usize);
1037 : asmlinkage long sys_fsopen(const char __user *fs_name, unsigned int flags);
1038 : asmlinkage long sys_fsconfig(int fs_fd, unsigned int cmd, const char __user *key,
1039 : const void __user *value, int aux);
1040 : asmlinkage long sys_fsmount(int fs_fd, unsigned int flags, unsigned int ms_flags);
1041 : asmlinkage long sys_fspick(int dfd, const char __user *path, unsigned int flags);
1042 : asmlinkage long sys_pidfd_send_signal(int pidfd, int sig,
1043 : siginfo_t __user *info,
1044 : unsigned int flags);
1045 : asmlinkage long sys_pidfd_getfd(int pidfd, int fd, unsigned int flags);
1046 : asmlinkage long sys_landlock_create_ruleset(const struct landlock_ruleset_attr __user *attr,
1047 : size_t size, __u32 flags);
1048 : asmlinkage long sys_landlock_add_rule(int ruleset_fd, enum landlock_rule_type rule_type,
1049 : const void __user *rule_attr, __u32 flags);
1050 : asmlinkage long sys_landlock_restrict_self(int ruleset_fd, __u32 flags);
1051 :
1052 : /*
1053 : * Architecture-specific system calls
1054 : */
1055 :
1056 : /* arch/x86/kernel/ioport.c */
1057 : asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
1058 :
1059 : /* pciconfig: alpha, arm, arm64, ia64, sparc */
1060 : asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn,
1061 : unsigned long off, unsigned long len,
1062 : void __user *buf);
1063 : asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn,
1064 : unsigned long off, unsigned long len,
1065 : void __user *buf);
1066 : asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);
1067 :
1068 : /* powerpc */
1069 : asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
1070 : __u32 __user *ustatus);
1071 : asmlinkage long sys_spu_create(const char __user *name,
1072 : unsigned int flags, umode_t mode, int fd);
1073 :
1074 :
1075 : /*
1076 : * Deprecated system calls which are still defined in
1077 : * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch
1078 : */
1079 :
1080 : /* __ARCH_WANT_SYSCALL_NO_AT */
1081 : asmlinkage long sys_open(const char __user *filename,
1082 : int flags, umode_t mode);
1083 : asmlinkage long sys_link(const char __user *oldname,
1084 : const char __user *newname);
1085 : asmlinkage long sys_unlink(const char __user *pathname);
1086 : asmlinkage long sys_mknod(const char __user *filename, umode_t mode,
1087 : unsigned dev);
1088 : asmlinkage long sys_chmod(const char __user *filename, umode_t mode);
1089 : asmlinkage long sys_chown(const char __user *filename,
1090 : uid_t user, gid_t group);
1091 : asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode);
1092 : asmlinkage long sys_rmdir(const char __user *pathname);
1093 : asmlinkage long sys_lchown(const char __user *filename,
1094 : uid_t user, gid_t group);
1095 : asmlinkage long sys_access(const char __user *filename, int mode);
1096 : asmlinkage long sys_rename(const char __user *oldname,
1097 : const char __user *newname);
1098 : asmlinkage long sys_symlink(const char __user *old, const char __user *new);
1099 : #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64)
1100 : asmlinkage long sys_stat64(const char __user *filename,
1101 : struct stat64 __user *statbuf);
1102 : asmlinkage long sys_lstat64(const char __user *filename,
1103 : struct stat64 __user *statbuf);
1104 : #endif
1105 :
1106 : /* __ARCH_WANT_SYSCALL_NO_FLAGS */
1107 : asmlinkage long sys_pipe(int __user *fildes);
1108 : asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
1109 : asmlinkage long sys_epoll_create(int size);
1110 : asmlinkage long sys_inotify_init(void);
1111 : asmlinkage long sys_eventfd(unsigned int count);
1112 : asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask);
1113 :
1114 : /* __ARCH_WANT_SYSCALL_OFF_T */
1115 : asmlinkage long sys_sendfile(int out_fd, int in_fd,
1116 : off_t __user *offset, size_t count);
1117 : asmlinkage long sys_newstat(const char __user *filename,
1118 : struct stat __user *statbuf);
1119 : asmlinkage long sys_newlstat(const char __user *filename,
1120 : struct stat __user *statbuf);
1121 : asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice);
1122 :
1123 : /* __ARCH_WANT_SYSCALL_DEPRECATED */
1124 : asmlinkage long sys_alarm(unsigned int seconds);
1125 : asmlinkage long sys_getpgrp(void);
1126 : asmlinkage long sys_pause(void);
1127 : asmlinkage long sys_time(__kernel_old_time_t __user *tloc);
1128 : asmlinkage long sys_time32(old_time32_t __user *tloc);
1129 : #ifdef __ARCH_WANT_SYS_UTIME
1130 : asmlinkage long sys_utime(char __user *filename,
1131 : struct utimbuf __user *times);
1132 : asmlinkage long sys_utimes(char __user *filename,
1133 : struct __kernel_old_timeval __user *utimes);
1134 : asmlinkage long sys_futimesat(int dfd, const char __user *filename,
1135 : struct __kernel_old_timeval __user *utimes);
1136 : #endif
1137 : asmlinkage long sys_futimesat_time32(unsigned int dfd,
1138 : const char __user *filename,
1139 : struct old_timeval32 __user *t);
1140 : asmlinkage long sys_utime32(const char __user *filename,
1141 : struct old_utimbuf32 __user *t);
1142 : asmlinkage long sys_utimes_time32(const char __user *filename,
1143 : struct old_timeval32 __user *t);
1144 : asmlinkage long sys_creat(const char __user *pathname, umode_t mode);
1145 : asmlinkage long sys_getdents(unsigned int fd,
1146 : struct linux_dirent __user *dirent,
1147 : unsigned int count);
1148 : asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
1149 : fd_set __user *exp, struct __kernel_old_timeval __user *tvp);
1150 : asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
1151 : int timeout);
1152 : asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,
1153 : int maxevents, int timeout);
1154 : asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf);
1155 : asmlinkage long sys_vfork(void);
1156 : asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
1157 : asmlinkage long sys_send(int, void __user *, size_t, unsigned);
1158 : asmlinkage long sys_bdflush(int func, long data);
1159 : asmlinkage long sys_oldumount(char __user *name);
1160 : asmlinkage long sys_uselib(const char __user *library);
1161 : asmlinkage long sys_sysfs(int option,
1162 : unsigned long arg1, unsigned long arg2);
1163 : asmlinkage long sys_fork(void);
1164 :
1165 : /* obsolete: kernel/time/time.c */
1166 : asmlinkage long sys_stime(__kernel_old_time_t __user *tptr);
1167 : asmlinkage long sys_stime32(old_time32_t __user *tptr);
1168 :
1169 : /* obsolete: kernel/signal.c */
1170 : asmlinkage long sys_sigpending(old_sigset_t __user *uset);
1171 : asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
1172 : old_sigset_t __user *oset);
1173 : #ifdef CONFIG_OLD_SIGSUSPEND
1174 : asmlinkage long sys_sigsuspend(old_sigset_t mask);
1175 : #endif
1176 :
1177 : #ifdef CONFIG_OLD_SIGSUSPEND3
1178 : asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask);
1179 : #endif
1180 :
1181 : #ifdef CONFIG_OLD_SIGACTION
1182 : asmlinkage long sys_sigaction(int, const struct old_sigaction __user *,
1183 : struct old_sigaction __user *);
1184 : #endif
1185 : asmlinkage long sys_sgetmask(void);
1186 : asmlinkage long sys_ssetmask(int newmask);
1187 : asmlinkage long sys_signal(int sig, __sighandler_t handler);
1188 :
1189 : /* obsolete: kernel/sched/core.c */
1190 : asmlinkage long sys_nice(int increment);
1191 :
1192 : /* obsolete: kernel/kexec_file.c */
1193 : asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd,
1194 : unsigned long cmdline_len,
1195 : const char __user *cmdline_ptr,
1196 : unsigned long flags);
1197 :
1198 : /* obsolete: kernel/exit.c */
1199 : asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options);
1200 :
1201 : /* obsolete: kernel/uid16.c */
1202 : #ifdef CONFIG_HAVE_UID16
1203 : asmlinkage long sys_chown16(const char __user *filename,
1204 : old_uid_t user, old_gid_t group);
1205 : asmlinkage long sys_lchown16(const char __user *filename,
1206 : old_uid_t user, old_gid_t group);
1207 : asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group);
1208 : asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid);
1209 : asmlinkage long sys_setgid16(old_gid_t gid);
1210 : asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid);
1211 : asmlinkage long sys_setuid16(old_uid_t uid);
1212 : asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid);
1213 : asmlinkage long sys_getresuid16(old_uid_t __user *ruid,
1214 : old_uid_t __user *euid, old_uid_t __user *suid);
1215 : asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid);
1216 : asmlinkage long sys_getresgid16(old_gid_t __user *rgid,
1217 : old_gid_t __user *egid, old_gid_t __user *sgid);
1218 : asmlinkage long sys_setfsuid16(old_uid_t uid);
1219 : asmlinkage long sys_setfsgid16(old_gid_t gid);
1220 : asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist);
1221 : asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist);
1222 : asmlinkage long sys_getuid16(void);
1223 : asmlinkage long sys_geteuid16(void);
1224 : asmlinkage long sys_getgid16(void);
1225 : asmlinkage long sys_getegid16(void);
1226 : #endif
1227 :
1228 : /* obsolete: net/socket.c */
1229 : asmlinkage long sys_socketcall(int call, unsigned long __user *args);
1230 :
1231 : /* obsolete: fs/stat.c */
1232 : asmlinkage long sys_stat(const char __user *filename,
1233 : struct __old_kernel_stat __user *statbuf);
1234 : asmlinkage long sys_lstat(const char __user *filename,
1235 : struct __old_kernel_stat __user *statbuf);
1236 : asmlinkage long sys_fstat(unsigned int fd,
1237 : struct __old_kernel_stat __user *statbuf);
1238 : asmlinkage long sys_readlink(const char __user *path,
1239 : char __user *buf, int bufsiz);
1240 :
1241 : /* obsolete: fs/select.c */
1242 : asmlinkage long sys_old_select(struct sel_arg_struct __user *arg);
1243 :
1244 : /* obsolete: fs/readdir.c */
1245 : asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
1246 :
1247 : /* obsolete: kernel/sys.c */
1248 : asmlinkage long sys_gethostname(char __user *name, int len);
1249 : asmlinkage long sys_uname(struct old_utsname __user *);
1250 : asmlinkage long sys_olduname(struct oldold_utsname __user *);
1251 : #ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT
1252 : asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim);
1253 : #endif
1254 :
1255 : /* obsolete: ipc */
1256 : asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second,
1257 : unsigned long third, void __user *ptr, long fifth);
1258 :
1259 : /* obsolete: mm/ */
1260 : asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len,
1261 : unsigned long prot, unsigned long flags,
1262 : unsigned long fd, unsigned long pgoff);
1263 : asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg);
1264 :
1265 :
1266 : /*
1267 : * Not a real system call, but a placeholder for syscalls which are
1268 : * not implemented -- see kernel/sys_ni.c
1269 : */
1270 : asmlinkage long sys_ni_syscall(void);
1271 :
1272 : #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */
1273 :
1274 :
1275 : /*
1276 : * Kernel code should not call syscalls (i.e., sys_xyzyyz()) directly.
1277 : * Instead, use one of the functions which work equivalently, such as
1278 : * the ksys_xyzyyz() functions prototyped below.
1279 : */
1280 : ssize_t ksys_write(unsigned int fd, const char __user *buf, size_t count);
1281 : int ksys_fchown(unsigned int fd, uid_t user, gid_t group);
1282 : ssize_t ksys_read(unsigned int fd, char __user *buf, size_t count);
1283 : void ksys_sync(void);
1284 : int ksys_unshare(unsigned long unshare_flags);
1285 : int ksys_setsid(void);
1286 : int ksys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
1287 : unsigned int flags);
1288 : ssize_t ksys_pread64(unsigned int fd, char __user *buf, size_t count,
1289 : loff_t pos);
1290 : ssize_t ksys_pwrite64(unsigned int fd, const char __user *buf,
1291 : size_t count, loff_t pos);
1292 : int ksys_fallocate(int fd, int mode, loff_t offset, loff_t len);
1293 : #ifdef CONFIG_ADVISE_SYSCALLS
1294 : int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
1295 : #else
1296 : static inline int ksys_fadvise64_64(int fd, loff_t offset, loff_t len,
1297 : int advice)
1298 : {
1299 : return -EINVAL;
1300 : }
1301 : #endif
1302 : unsigned long ksys_mmap_pgoff(unsigned long addr, unsigned long len,
1303 : unsigned long prot, unsigned long flags,
1304 : unsigned long fd, unsigned long pgoff);
1305 : ssize_t ksys_readahead(int fd, loff_t offset, size_t count);
1306 : int ksys_ipc(unsigned int call, int first, unsigned long second,
1307 : unsigned long third, void __user * ptr, long fifth);
1308 : int compat_ksys_ipc(u32 call, int first, int second,
1309 : u32 third, u32 ptr, u32 fifth);
1310 :
1311 : /*
1312 : * The following kernel syscall equivalents are just wrappers to fs-internal
1313 : * functions. Therefore, provide stubs to be inlined at the callsites.
1314 : */
1315 : extern int do_fchownat(int dfd, const char __user *filename, uid_t user,
1316 : gid_t group, int flag);
1317 :
1318 : static inline long ksys_chown(const char __user *filename, uid_t user,
1319 : gid_t group)
1320 : {
1321 : return do_fchownat(AT_FDCWD, filename, user, group, 0);
1322 : }
1323 :
1324 : static inline long ksys_lchown(const char __user *filename, uid_t user,
1325 : gid_t group)
1326 : {
1327 : return do_fchownat(AT_FDCWD, filename, user, group,
1328 : AT_SYMLINK_NOFOLLOW);
1329 : }
1330 :
1331 : extern long do_sys_ftruncate(unsigned int fd, loff_t length, int small);
1332 :
1333 0 : static inline long ksys_ftruncate(unsigned int fd, loff_t length)
1334 : {
1335 0 : return do_sys_ftruncate(fd, length, 1);
1336 : }
1337 :
1338 : extern long do_sys_truncate(const char __user *pathname, loff_t length);
1339 :
1340 0 : static inline long ksys_truncate(const char __user *pathname, loff_t length)
1341 : {
1342 0 : return do_sys_truncate(pathname, length);
1343 : }
1344 :
1345 : static inline unsigned int ksys_personality(unsigned int personality)
1346 : {
1347 : unsigned int old = current->personality;
1348 :
1349 : if (personality != 0xffffffff)
1350 : set_personality(personality);
1351 :
1352 : return old;
1353 : }
1354 :
1355 : /* for __ARCH_WANT_SYS_IPC */
1356 : long ksys_semtimedop(int semid, struct sembuf __user *tsops,
1357 : unsigned int nsops,
1358 : const struct __kernel_timespec __user *timeout);
1359 : long ksys_semget(key_t key, int nsems, int semflg);
1360 : long ksys_old_semctl(int semid, int semnum, int cmd, unsigned long arg);
1361 : long ksys_msgget(key_t key, int msgflg);
1362 : long ksys_old_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
1363 : long ksys_msgrcv(int msqid, struct msgbuf __user *msgp, size_t msgsz,
1364 : long msgtyp, int msgflg);
1365 : long ksys_msgsnd(int msqid, struct msgbuf __user *msgp, size_t msgsz,
1366 : int msgflg);
1367 : long ksys_shmget(key_t key, size_t size, int shmflg);
1368 : long ksys_shmdt(char __user *shmaddr);
1369 : long ksys_old_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
1370 : long compat_ksys_semtimedop(int semid, struct sembuf __user *tsems,
1371 : unsigned int nsops,
1372 : const struct old_timespec32 __user *timeout);
1373 :
1374 : int __sys_getsockopt(int fd, int level, int optname, char __user *optval,
1375 : int __user *optlen);
1376 : int __sys_setsockopt(int fd, int level, int optname, char __user *optval,
1377 : int optlen);
1378 : #endif
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