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 futex_waitv;
62 : struct getcpu_cache;
63 : struct old_linux_dirent;
64 : struct perf_event_attr;
65 : struct file_handle;
66 : struct sigaltstack;
67 : struct rseq;
68 : union bpf_attr;
69 : struct io_uring_params;
70 : struct clone_args;
71 : struct open_how;
72 : struct mount_attr;
73 : struct landlock_ruleset_attr;
74 : enum landlock_rule_type;
75 :
76 : #include <linux/types.h>
77 : #include <linux/aio_abi.h>
78 : #include <linux/capability.h>
79 : #include <linux/signal.h>
80 : #include <linux/list.h>
81 : #include <linux/bug.h>
82 : #include <linux/sem.h>
83 : #include <asm/siginfo.h>
84 : #include <linux/unistd.h>
85 : #include <linux/quota.h>
86 : #include <linux/key.h>
87 : #include <linux/personality.h>
88 : #include <trace/syscall.h>
89 :
90 : #ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
91 : /*
92 : * It may be useful for an architecture to override the definitions of the
93 : * SYSCALL_DEFINE0() and __SYSCALL_DEFINEx() macros, in particular to use a
94 : * different calling convention for syscalls. To allow for that, the prototypes
95 : * for the sys_*() functions below will *not* be included if
96 : * CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled.
97 : */
98 : #include <asm/syscall_wrapper.h>
99 : #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */
100 :
101 : /*
102 : * __MAP - apply a macro to syscall arguments
103 : * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to
104 : * m(t1, a1), m(t2, a2), ..., m(tn, an)
105 : * The first argument must be equal to the amount of type/name
106 : * pairs given. Note that this list of pairs (i.e. the arguments
107 : * of __MAP starting at the third one) is in the same format as
108 : * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n>
109 : */
110 : #define __MAP0(m,...)
111 : #define __MAP1(m,t,a,...) m(t,a)
112 : #define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__)
113 : #define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__)
114 : #define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__)
115 : #define __MAP5(m,t,a,...) m(t,a), __MAP4(m,__VA_ARGS__)
116 : #define __MAP6(m,t,a,...) m(t,a), __MAP5(m,__VA_ARGS__)
117 : #define __MAP(n,...) __MAP##n(__VA_ARGS__)
118 :
119 : #define __SC_DECL(t, a) t a
120 : #define __TYPE_AS(t, v) __same_type((__force t)0, v)
121 : #define __TYPE_IS_L(t) (__TYPE_AS(t, 0L))
122 : #define __TYPE_IS_UL(t) (__TYPE_AS(t, 0UL))
123 : #define __TYPE_IS_LL(t) (__TYPE_AS(t, 0LL) || __TYPE_AS(t, 0ULL))
124 : #define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a
125 : #define __SC_CAST(t, a) (__force t) a
126 : #define __SC_ARGS(t, a) a
127 : #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long))
128 :
129 : #ifdef CONFIG_FTRACE_SYSCALLS
130 : #define __SC_STR_ADECL(t, a) #a
131 : #define __SC_STR_TDECL(t, a) #t
132 :
133 : extern struct trace_event_class event_class_syscall_enter;
134 : extern struct trace_event_class event_class_syscall_exit;
135 : extern struct trace_event_functions enter_syscall_print_funcs;
136 : extern struct trace_event_functions exit_syscall_print_funcs;
137 :
138 : #define SYSCALL_TRACE_ENTER_EVENT(sname) \
139 : static struct syscall_metadata __syscall_meta_##sname; \
140 : static struct trace_event_call __used \
141 : event_enter_##sname = { \
142 : .class = &event_class_syscall_enter, \
143 : { \
144 : .name = "sys_enter"#sname, \
145 : }, \
146 : .event.funcs = &enter_syscall_print_funcs, \
147 : .data = (void *)&__syscall_meta_##sname,\
148 : .flags = TRACE_EVENT_FL_CAP_ANY, \
149 : }; \
150 : static struct trace_event_call __used \
151 : __section("_ftrace_events") \
152 : *__event_enter_##sname = &event_enter_##sname;
153 :
154 : #define SYSCALL_TRACE_EXIT_EVENT(sname) \
155 : static struct syscall_metadata __syscall_meta_##sname; \
156 : static struct trace_event_call __used \
157 : event_exit_##sname = { \
158 : .class = &event_class_syscall_exit, \
159 : { \
160 : .name = "sys_exit"#sname, \
161 : }, \
162 : .event.funcs = &exit_syscall_print_funcs, \
163 : .data = (void *)&__syscall_meta_##sname,\
164 : .flags = TRACE_EVENT_FL_CAP_ANY, \
165 : }; \
166 : static struct trace_event_call __used \
167 : __section("_ftrace_events") \
168 : *__event_exit_##sname = &event_exit_##sname;
169 :
170 : #define SYSCALL_METADATA(sname, nb, ...) \
171 : static const char *types_##sname[] = { \
172 : __MAP(nb,__SC_STR_TDECL,__VA_ARGS__) \
173 : }; \
174 : static const char *args_##sname[] = { \
175 : __MAP(nb,__SC_STR_ADECL,__VA_ARGS__) \
176 : }; \
177 : SYSCALL_TRACE_ENTER_EVENT(sname); \
178 : SYSCALL_TRACE_EXIT_EVENT(sname); \
179 : static struct syscall_metadata __used \
180 : __syscall_meta_##sname = { \
181 : .name = "sys"#sname, \
182 : .syscall_nr = -1, /* Filled in at boot */ \
183 : .nb_args = nb, \
184 : .types = nb ? types_##sname : NULL, \
185 : .args = nb ? args_##sname : NULL, \
186 : .enter_event = &event_enter_##sname, \
187 : .exit_event = &event_exit_##sname, \
188 : .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \
189 : }; \
190 : static struct syscall_metadata __used \
191 : __section("__syscalls_metadata") \
192 : *__p_syscall_meta_##sname = &__syscall_meta_##sname;
193 :
194 : static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
195 : {
196 : return tp_event->class == &event_class_syscall_enter ||
197 : tp_event->class == &event_class_syscall_exit;
198 : }
199 :
200 : #else
201 : #define SYSCALL_METADATA(sname, nb, ...)
202 :
203 : static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
204 : {
205 : return 0;
206 : }
207 : #endif
208 :
209 : #ifndef SYSCALL_DEFINE0
210 : #define SYSCALL_DEFINE0(sname) \
211 : SYSCALL_METADATA(_##sname, 0); \
212 : asmlinkage long sys_##sname(void); \
213 : ALLOW_ERROR_INJECTION(sys_##sname, ERRNO); \
214 : asmlinkage long sys_##sname(void)
215 : #endif /* SYSCALL_DEFINE0 */
216 :
217 : #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
218 : #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
219 : #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
220 : #define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
221 : #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
222 : #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
223 :
224 : #define SYSCALL_DEFINE_MAXARGS 6
225 :
226 : #define SYSCALL_DEFINEx(x, sname, ...) \
227 : SYSCALL_METADATA(sname, x, __VA_ARGS__) \
228 : __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
229 :
230 : #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__)
231 :
232 : /*
233 : * The asmlinkage stub is aliased to a function named __se_sys_*() which
234 : * sign-extends 32-bit ints to longs whenever needed. The actual work is
235 : * done within __do_sys_*().
236 : */
237 : #ifndef __SYSCALL_DEFINEx
238 : #define __SYSCALL_DEFINEx(x, name, ...) \
239 : __diag_push(); \
240 : __diag_ignore(GCC, 8, "-Wattribute-alias", \
241 : "Type aliasing is used to sanitize syscall arguments");\
242 : asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \
243 : __attribute__((alias(__stringify(__se_sys##name)))); \
244 : ALLOW_ERROR_INJECTION(sys##name, ERRNO); \
245 : static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\
246 : asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \
247 : asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \
248 : { \
249 : long ret = __do_sys##name(__MAP(x,__SC_CAST,__VA_ARGS__));\
250 : __MAP(x,__SC_TEST,__VA_ARGS__); \
251 : __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \
252 : return ret; \
253 : } \
254 : __diag_pop(); \
255 : static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))
256 : #endif /* __SYSCALL_DEFINEx */
257 :
258 : /* For split 64-bit arguments on 32-bit architectures */
259 : #ifdef __LITTLE_ENDIAN
260 : #define SC_ARG64(name) u32, name##_lo, u32, name##_hi
261 : #else
262 : #define SC_ARG64(name) u32, name##_hi, u32, name##_lo
263 : #endif
264 : #define SC_VAL64(type, name) ((type) name##_hi << 32 | name##_lo)
265 :
266 : #ifdef CONFIG_COMPAT
267 : #define SYSCALL32_DEFINE1 COMPAT_SYSCALL_DEFINE1
268 : #define SYSCALL32_DEFINE2 COMPAT_SYSCALL_DEFINE2
269 : #define SYSCALL32_DEFINE3 COMPAT_SYSCALL_DEFINE3
270 : #define SYSCALL32_DEFINE4 COMPAT_SYSCALL_DEFINE4
271 : #define SYSCALL32_DEFINE5 COMPAT_SYSCALL_DEFINE5
272 : #define SYSCALL32_DEFINE6 COMPAT_SYSCALL_DEFINE6
273 : #else
274 : #define SYSCALL32_DEFINE1 SYSCALL_DEFINE1
275 : #define SYSCALL32_DEFINE2 SYSCALL_DEFINE2
276 : #define SYSCALL32_DEFINE3 SYSCALL_DEFINE3
277 : #define SYSCALL32_DEFINE4 SYSCALL_DEFINE4
278 : #define SYSCALL32_DEFINE5 SYSCALL_DEFINE5
279 : #define SYSCALL32_DEFINE6 SYSCALL_DEFINE6
280 : #endif
281 :
282 : /*
283 : * Called before coming back to user-mode. Returning to user-mode with an
284 : * address limit different than USER_DS can allow to overwrite kernel memory.
285 : */
286 : static inline void addr_limit_user_check(void)
287 : {
288 : #ifdef TIF_FSCHECK
289 : if (!test_thread_flag(TIF_FSCHECK))
290 : return;
291 : #endif
292 :
293 : #ifdef TIF_FSCHECK
294 : clear_thread_flag(TIF_FSCHECK);
295 : #endif
296 : }
297 :
298 : /*
299 : * These syscall function prototypes are kept in the same order as
300 : * include/uapi/asm-generic/unistd.h. Architecture specific entries go below,
301 : * followed by deprecated or obsolete system calls.
302 : *
303 : * Please note that these prototypes here are only provided for information
304 : * purposes, for static analysis, and for linking from the syscall table.
305 : * These functions should not be called elsewhere from kernel code.
306 : *
307 : * As the syscall calling convention may be different from the default
308 : * for architectures overriding the syscall calling convention, do not
309 : * include the prototypes if CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled.
310 : */
311 : #ifndef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
312 : asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx);
313 : asmlinkage long sys_io_destroy(aio_context_t ctx);
314 : asmlinkage long sys_io_submit(aio_context_t, long,
315 : struct iocb __user * __user *);
316 : asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
317 : struct io_event __user *result);
318 : asmlinkage long sys_io_getevents(aio_context_t ctx_id,
319 : long min_nr,
320 : long nr,
321 : struct io_event __user *events,
322 : struct __kernel_timespec __user *timeout);
323 : asmlinkage long sys_io_getevents_time32(__u32 ctx_id,
324 : __s32 min_nr,
325 : __s32 nr,
326 : struct io_event __user *events,
327 : struct old_timespec32 __user *timeout);
328 : asmlinkage long sys_io_pgetevents(aio_context_t ctx_id,
329 : long min_nr,
330 : long nr,
331 : struct io_event __user *events,
332 : struct __kernel_timespec __user *timeout,
333 : const struct __aio_sigset *sig);
334 : asmlinkage long sys_io_pgetevents_time32(aio_context_t ctx_id,
335 : long min_nr,
336 : long nr,
337 : struct io_event __user *events,
338 : struct old_timespec32 __user *timeout,
339 : const struct __aio_sigset *sig);
340 : asmlinkage long sys_io_uring_setup(u32 entries,
341 : struct io_uring_params __user *p);
342 : asmlinkage long sys_io_uring_enter(unsigned int fd, u32 to_submit,
343 : u32 min_complete, u32 flags,
344 : const void __user *argp, size_t argsz);
345 : asmlinkage long sys_io_uring_register(unsigned int fd, unsigned int op,
346 : void __user *arg, unsigned int nr_args);
347 :
348 : /* fs/xattr.c */
349 : asmlinkage long sys_setxattr(const char __user *path, const char __user *name,
350 : const void __user *value, size_t size, int flags);
351 : asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
352 : const void __user *value, size_t size, int flags);
353 : asmlinkage long sys_fsetxattr(int fd, const char __user *name,
354 : const void __user *value, size_t size, int flags);
355 : asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
356 : void __user *value, size_t size);
357 : asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
358 : void __user *value, size_t size);
359 : asmlinkage long sys_fgetxattr(int fd, const char __user *name,
360 : void __user *value, size_t size);
361 : asmlinkage long sys_listxattr(const char __user *path, char __user *list,
362 : size_t size);
363 : asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
364 : size_t size);
365 : asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
366 : asmlinkage long sys_removexattr(const char __user *path,
367 : const char __user *name);
368 : asmlinkage long sys_lremovexattr(const char __user *path,
369 : const char __user *name);
370 : asmlinkage long sys_fremovexattr(int fd, const char __user *name);
371 :
372 : /* fs/dcache.c */
373 : asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
374 :
375 : /* fs/cookies.c */
376 : asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);
377 :
378 : /* fs/eventfd.c */
379 : asmlinkage long sys_eventfd2(unsigned int count, int flags);
380 :
381 : /* fs/eventpoll.c */
382 : asmlinkage long sys_epoll_create1(int flags);
383 : asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
384 : struct epoll_event __user *event);
385 : asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
386 : int maxevents, int timeout,
387 : const sigset_t __user *sigmask,
388 : size_t sigsetsize);
389 : asmlinkage long sys_epoll_pwait2(int epfd, struct epoll_event __user *events,
390 : int maxevents,
391 : const struct __kernel_timespec __user *timeout,
392 : const sigset_t __user *sigmask,
393 : size_t sigsetsize);
394 :
395 : /* fs/fcntl.c */
396 : asmlinkage long sys_dup(unsigned int fildes);
397 : asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
398 : asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
399 : #if BITS_PER_LONG == 32
400 : asmlinkage long sys_fcntl64(unsigned int fd,
401 : unsigned int cmd, unsigned long arg);
402 : #endif
403 :
404 : /* fs/inotify_user.c */
405 : asmlinkage long sys_inotify_init1(int flags);
406 : asmlinkage long sys_inotify_add_watch(int fd, const char __user *path,
407 : u32 mask);
408 : asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd);
409 :
410 : /* fs/ioctl.c */
411 : asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd,
412 : unsigned long arg);
413 :
414 : /* fs/ioprio.c */
415 : asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
416 : asmlinkage long sys_ioprio_get(int which, int who);
417 :
418 : /* fs/locks.c */
419 : asmlinkage long sys_flock(unsigned int fd, unsigned int cmd);
420 :
421 : /* fs/namei.c */
422 : asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
423 : unsigned dev);
424 : asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode);
425 : asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
426 : asmlinkage long sys_symlinkat(const char __user * oldname,
427 : int newdfd, const char __user * newname);
428 : asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
429 : int newdfd, const char __user *newname, int flags);
430 : asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
431 : int newdfd, const char __user * newname);
432 :
433 : /* fs/namespace.c */
434 : asmlinkage long sys_umount(char __user *name, int flags);
435 : asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
436 : char __user *type, unsigned long flags,
437 : void __user *data);
438 : asmlinkage long sys_pivot_root(const char __user *new_root,
439 : const char __user *put_old);
440 :
441 : /* fs/nfsctl.c */
442 :
443 : /* fs/open.c */
444 : asmlinkage long sys_statfs(const char __user * path,
445 : struct statfs __user *buf);
446 : asmlinkage long sys_statfs64(const char __user *path, size_t sz,
447 : struct statfs64 __user *buf);
448 : asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf);
449 : asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz,
450 : struct statfs64 __user *buf);
451 : asmlinkage long sys_truncate(const char __user *path, long length);
452 : asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
453 : #if BITS_PER_LONG == 32
454 : asmlinkage long sys_truncate64(const char __user *path, loff_t length);
455 : asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length);
456 : #endif
457 : asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
458 : asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
459 : asmlinkage long sys_faccessat2(int dfd, const char __user *filename, int mode,
460 : int flags);
461 : asmlinkage long sys_chdir(const char __user *filename);
462 : asmlinkage long sys_fchdir(unsigned int fd);
463 : asmlinkage long sys_chroot(const char __user *filename);
464 : asmlinkage long sys_fchmod(unsigned int fd, umode_t mode);
465 : asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
466 : umode_t mode);
467 : asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
468 : gid_t group, int flag);
469 : asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group);
470 : asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
471 : umode_t mode);
472 : asmlinkage long sys_openat2(int dfd, const char __user *filename,
473 : struct open_how *how, size_t size);
474 : asmlinkage long sys_close(unsigned int fd);
475 : asmlinkage long sys_close_range(unsigned int fd, unsigned int max_fd,
476 : unsigned int flags);
477 : asmlinkage long sys_vhangup(void);
478 :
479 : /* fs/pipe.c */
480 : asmlinkage long sys_pipe2(int __user *fildes, int flags);
481 :
482 : /* fs/quota.c */
483 : asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special,
484 : qid_t id, void __user *addr);
485 : asmlinkage long sys_quotactl_fd(unsigned int fd, unsigned int cmd, qid_t id,
486 : void __user *addr);
487 :
488 : /* fs/readdir.c */
489 : asmlinkage long sys_getdents64(unsigned int fd,
490 : struct linux_dirent64 __user *dirent,
491 : unsigned int count);
492 :
493 : /* fs/read_write.c */
494 : asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
495 : unsigned long offset_low, loff_t __user *result,
496 : unsigned int whence);
497 : asmlinkage long sys_lseek(unsigned int fd, off_t offset,
498 : unsigned int whence);
499 : asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
500 : asmlinkage long sys_write(unsigned int fd, const char __user *buf,
501 : size_t count);
502 : asmlinkage long sys_readv(unsigned long fd,
503 : const struct iovec __user *vec,
504 : unsigned long vlen);
505 : asmlinkage long sys_writev(unsigned long fd,
506 : const struct iovec __user *vec,
507 : unsigned long vlen);
508 : asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
509 : size_t count, loff_t pos);
510 : asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
511 : size_t count, loff_t pos);
512 : asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec,
513 : unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
514 : asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec,
515 : unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
516 :
517 : /* fs/sendfile.c */
518 : asmlinkage long sys_sendfile64(int out_fd, int in_fd,
519 : loff_t __user *offset, size_t count);
520 :
521 : /* fs/select.c */
522 : asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
523 : fd_set __user *, struct __kernel_timespec __user *,
524 : void __user *);
525 : asmlinkage long sys_pselect6_time32(int, fd_set __user *, fd_set __user *,
526 : fd_set __user *, struct old_timespec32 __user *,
527 : void __user *);
528 : asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
529 : struct __kernel_timespec __user *, const sigset_t __user *,
530 : size_t);
531 : asmlinkage long sys_ppoll_time32(struct pollfd __user *, unsigned int,
532 : struct old_timespec32 __user *, const sigset_t __user *,
533 : size_t);
534 :
535 : /* fs/signalfd.c */
536 : asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags);
537 :
538 : /* fs/splice.c */
539 : asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov,
540 : unsigned long nr_segs, unsigned int flags);
541 : asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
542 : int fd_out, loff_t __user *off_out,
543 : size_t len, unsigned int flags);
544 : asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
545 :
546 : /* fs/stat.c */
547 : asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
548 : int bufsiz);
549 : asmlinkage long sys_newfstatat(int dfd, const char __user *filename,
550 : struct stat __user *statbuf, int flag);
551 : asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf);
552 : #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64)
553 : asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
554 : asmlinkage long sys_fstatat64(int dfd, const char __user *filename,
555 : struct stat64 __user *statbuf, int flag);
556 : #endif
557 :
558 : /* fs/sync.c */
559 : asmlinkage long sys_sync(void);
560 : asmlinkage long sys_fsync(unsigned int fd);
561 : asmlinkage long sys_fdatasync(unsigned int fd);
562 : asmlinkage long sys_sync_file_range2(int fd, unsigned int flags,
563 : loff_t offset, loff_t nbytes);
564 : asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
565 : unsigned int flags);
566 :
567 : /* fs/timerfd.c */
568 : asmlinkage long sys_timerfd_create(int clockid, int flags);
569 : asmlinkage long sys_timerfd_settime(int ufd, int flags,
570 : const struct __kernel_itimerspec __user *utmr,
571 : struct __kernel_itimerspec __user *otmr);
572 : asmlinkage long sys_timerfd_gettime(int ufd, struct __kernel_itimerspec __user *otmr);
573 : asmlinkage long sys_timerfd_gettime32(int ufd,
574 : struct old_itimerspec32 __user *otmr);
575 : asmlinkage long sys_timerfd_settime32(int ufd, int flags,
576 : const struct old_itimerspec32 __user *utmr,
577 : struct old_itimerspec32 __user *otmr);
578 :
579 : /* fs/utimes.c */
580 : asmlinkage long sys_utimensat(int dfd, const char __user *filename,
581 : struct __kernel_timespec __user *utimes,
582 : int flags);
583 : asmlinkage long sys_utimensat_time32(unsigned int dfd,
584 : const char __user *filename,
585 : struct old_timespec32 __user *t, int flags);
586 :
587 : /* kernel/acct.c */
588 : asmlinkage long sys_acct(const char __user *name);
589 :
590 : /* kernel/capability.c */
591 : asmlinkage long sys_capget(cap_user_header_t header,
592 : cap_user_data_t dataptr);
593 : asmlinkage long sys_capset(cap_user_header_t header,
594 : const cap_user_data_t data);
595 :
596 : /* kernel/exec_domain.c */
597 : asmlinkage long sys_personality(unsigned int personality);
598 :
599 : /* kernel/exit.c */
600 : asmlinkage long sys_exit(int error_code);
601 : asmlinkage long sys_exit_group(int error_code);
602 : asmlinkage long sys_waitid(int which, pid_t pid,
603 : struct siginfo __user *infop,
604 : int options, struct rusage __user *ru);
605 :
606 : /* kernel/fork.c */
607 : asmlinkage long sys_set_tid_address(int __user *tidptr);
608 : asmlinkage long sys_unshare(unsigned long unshare_flags);
609 :
610 : /* kernel/futex/syscalls.c */
611 : asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
612 : const struct __kernel_timespec __user *utime,
613 : u32 __user *uaddr2, u32 val3);
614 : asmlinkage long sys_futex_time32(u32 __user *uaddr, int op, u32 val,
615 : const struct old_timespec32 __user *utime,
616 : u32 __user *uaddr2, u32 val3);
617 : asmlinkage long sys_get_robust_list(int pid,
618 : struct robust_list_head __user * __user *head_ptr,
619 : size_t __user *len_ptr);
620 : asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
621 : size_t len);
622 :
623 : asmlinkage long sys_futex_waitv(struct futex_waitv *waiters,
624 : unsigned int nr_futexes, unsigned int flags,
625 : struct __kernel_timespec __user *timeout, clockid_t clockid);
626 :
627 : /* kernel/hrtimer.c */
628 : asmlinkage long sys_nanosleep(struct __kernel_timespec __user *rqtp,
629 : struct __kernel_timespec __user *rmtp);
630 : asmlinkage long sys_nanosleep_time32(struct old_timespec32 __user *rqtp,
631 : struct old_timespec32 __user *rmtp);
632 :
633 : /* kernel/itimer.c */
634 : asmlinkage long sys_getitimer(int which, struct __kernel_old_itimerval __user *value);
635 : asmlinkage long sys_setitimer(int which,
636 : struct __kernel_old_itimerval __user *value,
637 : struct __kernel_old_itimerval __user *ovalue);
638 :
639 : /* kernel/kexec.c */
640 : asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
641 : struct kexec_segment __user *segments,
642 : unsigned long flags);
643 :
644 : /* kernel/module.c */
645 : asmlinkage long sys_init_module(void __user *umod, unsigned long len,
646 : const char __user *uargs);
647 : asmlinkage long sys_delete_module(const char __user *name_user,
648 : unsigned int flags);
649 :
650 : /* kernel/posix-timers.c */
651 : asmlinkage long sys_timer_create(clockid_t which_clock,
652 : struct sigevent __user *timer_event_spec,
653 : timer_t __user * created_timer_id);
654 : asmlinkage long sys_timer_gettime(timer_t timer_id,
655 : struct __kernel_itimerspec __user *setting);
656 : asmlinkage long sys_timer_getoverrun(timer_t timer_id);
657 : asmlinkage long sys_timer_settime(timer_t timer_id, int flags,
658 : const struct __kernel_itimerspec __user *new_setting,
659 : struct __kernel_itimerspec __user *old_setting);
660 : asmlinkage long sys_timer_delete(timer_t timer_id);
661 : asmlinkage long sys_clock_settime(clockid_t which_clock,
662 : const struct __kernel_timespec __user *tp);
663 : asmlinkage long sys_clock_gettime(clockid_t which_clock,
664 : struct __kernel_timespec __user *tp);
665 : asmlinkage long sys_clock_getres(clockid_t which_clock,
666 : struct __kernel_timespec __user *tp);
667 : asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags,
668 : const struct __kernel_timespec __user *rqtp,
669 : struct __kernel_timespec __user *rmtp);
670 : asmlinkage long sys_timer_gettime32(timer_t timer_id,
671 : struct old_itimerspec32 __user *setting);
672 : asmlinkage long sys_timer_settime32(timer_t timer_id, int flags,
673 : struct old_itimerspec32 __user *new,
674 : struct old_itimerspec32 __user *old);
675 : asmlinkage long sys_clock_settime32(clockid_t which_clock,
676 : struct old_timespec32 __user *tp);
677 : asmlinkage long sys_clock_gettime32(clockid_t which_clock,
678 : struct old_timespec32 __user *tp);
679 : asmlinkage long sys_clock_getres_time32(clockid_t which_clock,
680 : struct old_timespec32 __user *tp);
681 : asmlinkage long sys_clock_nanosleep_time32(clockid_t which_clock, int flags,
682 : struct old_timespec32 __user *rqtp,
683 : struct old_timespec32 __user *rmtp);
684 :
685 : /* kernel/printk.c */
686 : asmlinkage long sys_syslog(int type, char __user *buf, int len);
687 :
688 : /* kernel/ptrace.c */
689 : asmlinkage long sys_ptrace(long request, long pid, unsigned long addr,
690 : unsigned long data);
691 : /* kernel/sched/core.c */
692 :
693 : asmlinkage long sys_sched_setparam(pid_t pid,
694 : struct sched_param __user *param);
695 : asmlinkage long sys_sched_setscheduler(pid_t pid, int policy,
696 : struct sched_param __user *param);
697 : asmlinkage long sys_sched_getscheduler(pid_t pid);
698 : asmlinkage long sys_sched_getparam(pid_t pid,
699 : struct sched_param __user *param);
700 : asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len,
701 : unsigned long __user *user_mask_ptr);
702 : asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len,
703 : unsigned long __user *user_mask_ptr);
704 : asmlinkage long sys_sched_yield(void);
705 : asmlinkage long sys_sched_get_priority_max(int policy);
706 : asmlinkage long sys_sched_get_priority_min(int policy);
707 : asmlinkage long sys_sched_rr_get_interval(pid_t pid,
708 : struct __kernel_timespec __user *interval);
709 : asmlinkage long sys_sched_rr_get_interval_time32(pid_t pid,
710 : struct old_timespec32 __user *interval);
711 :
712 : /* kernel/signal.c */
713 : asmlinkage long sys_restart_syscall(void);
714 : asmlinkage long sys_kill(pid_t pid, int sig);
715 : asmlinkage long sys_tkill(pid_t pid, int sig);
716 : asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig);
717 : asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss,
718 : struct sigaltstack __user *uoss);
719 : asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize);
720 : #ifndef CONFIG_ODD_RT_SIGACTION
721 : asmlinkage long sys_rt_sigaction(int,
722 : const struct sigaction __user *,
723 : struct sigaction __user *,
724 : size_t);
725 : #endif
726 : asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set,
727 : sigset_t __user *oset, size_t sigsetsize);
728 : asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize);
729 : asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese,
730 : siginfo_t __user *uinfo,
731 : const struct __kernel_timespec __user *uts,
732 : size_t sigsetsize);
733 : asmlinkage long sys_rt_sigtimedwait_time32(const sigset_t __user *uthese,
734 : siginfo_t __user *uinfo,
735 : const struct old_timespec32 __user *uts,
736 : size_t sigsetsize);
737 : asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo);
738 :
739 : /* kernel/sys.c */
740 : asmlinkage long sys_setpriority(int which, int who, int niceval);
741 : asmlinkage long sys_getpriority(int which, int who);
742 : asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd,
743 : void __user *arg);
744 : asmlinkage long sys_setregid(gid_t rgid, gid_t egid);
745 : asmlinkage long sys_setgid(gid_t gid);
746 : asmlinkage long sys_setreuid(uid_t ruid, uid_t euid);
747 : asmlinkage long sys_setuid(uid_t uid);
748 : asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid);
749 : asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid);
750 : asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid);
751 : asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid);
752 : asmlinkage long sys_setfsuid(uid_t uid);
753 : asmlinkage long sys_setfsgid(gid_t gid);
754 : asmlinkage long sys_times(struct tms __user *tbuf);
755 : asmlinkage long sys_setpgid(pid_t pid, pid_t pgid);
756 : asmlinkage long sys_getpgid(pid_t pid);
757 : asmlinkage long sys_getsid(pid_t pid);
758 : asmlinkage long sys_setsid(void);
759 : asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist);
760 : asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist);
761 : asmlinkage long sys_newuname(struct new_utsname __user *name);
762 : asmlinkage long sys_sethostname(char __user *name, int len);
763 : asmlinkage long sys_setdomainname(char __user *name, int len);
764 : asmlinkage long sys_getrlimit(unsigned int resource,
765 : struct rlimit __user *rlim);
766 : asmlinkage long sys_setrlimit(unsigned int resource,
767 : struct rlimit __user *rlim);
768 : asmlinkage long sys_getrusage(int who, struct rusage __user *ru);
769 : asmlinkage long sys_umask(int mask);
770 : asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
771 : unsigned long arg4, unsigned long arg5);
772 : asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
773 :
774 : /* kernel/time.c */
775 : asmlinkage long sys_gettimeofday(struct __kernel_old_timeval __user *tv,
776 : struct timezone __user *tz);
777 : asmlinkage long sys_settimeofday(struct __kernel_old_timeval __user *tv,
778 : struct timezone __user *tz);
779 : asmlinkage long sys_adjtimex(struct __kernel_timex __user *txc_p);
780 : asmlinkage long sys_adjtimex_time32(struct old_timex32 __user *txc_p);
781 :
782 : /* kernel/sys.c */
783 : asmlinkage long sys_getpid(void);
784 : asmlinkage long sys_getppid(void);
785 : asmlinkage long sys_getuid(void);
786 : asmlinkage long sys_geteuid(void);
787 : asmlinkage long sys_getgid(void);
788 : asmlinkage long sys_getegid(void);
789 : asmlinkage long sys_gettid(void);
790 : asmlinkage long sys_sysinfo(struct sysinfo __user *info);
791 :
792 : /* ipc/mqueue.c */
793 : asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr);
794 : asmlinkage long sys_mq_unlink(const char __user *name);
795 : 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);
796 : 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);
797 : asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
798 : asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
799 : asmlinkage long sys_mq_timedreceive_time32(mqd_t mqdes,
800 : char __user *u_msg_ptr,
801 : unsigned int msg_len, unsigned int __user *u_msg_prio,
802 : const struct old_timespec32 __user *u_abs_timeout);
803 : asmlinkage long sys_mq_timedsend_time32(mqd_t mqdes,
804 : const char __user *u_msg_ptr,
805 : unsigned int msg_len, unsigned int msg_prio,
806 : const struct old_timespec32 __user *u_abs_timeout);
807 :
808 : /* ipc/msg.c */
809 : asmlinkage long sys_msgget(key_t key, int msgflg);
810 : asmlinkage long sys_old_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
811 : asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
812 : asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
813 : size_t msgsz, long msgtyp, int msgflg);
814 : asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp,
815 : size_t msgsz, int msgflg);
816 :
817 : /* ipc/sem.c */
818 : asmlinkage long sys_semget(key_t key, int nsems, int semflg);
819 : asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg);
820 : asmlinkage long sys_old_semctl(int semid, int semnum, int cmd, unsigned long arg);
821 : asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops,
822 : unsigned nsops,
823 : const struct __kernel_timespec __user *timeout);
824 : asmlinkage long sys_semtimedop_time32(int semid, struct sembuf __user *sops,
825 : unsigned nsops,
826 : const struct old_timespec32 __user *timeout);
827 : asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
828 : unsigned nsops);
829 :
830 : /* ipc/shm.c */
831 : asmlinkage long sys_shmget(key_t key, size_t size, int flag);
832 : asmlinkage long sys_old_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
833 : asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
834 : asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
835 : asmlinkage long sys_shmdt(char __user *shmaddr);
836 :
837 : /* net/socket.c */
838 : asmlinkage long sys_socket(int, int, int);
839 : asmlinkage long sys_socketpair(int, int, int, int __user *);
840 : asmlinkage long sys_bind(int, struct sockaddr __user *, int);
841 : asmlinkage long sys_listen(int, int);
842 : asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
843 : asmlinkage long sys_connect(int, struct sockaddr __user *, int);
844 : asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
845 : asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
846 : asmlinkage long sys_sendto(int, void __user *, size_t, unsigned,
847 : struct sockaddr __user *, int);
848 : asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
849 : struct sockaddr __user *, int __user *);
850 : asmlinkage long sys_setsockopt(int fd, int level, int optname,
851 : char __user *optval, int optlen);
852 : asmlinkage long sys_getsockopt(int fd, int level, int optname,
853 : char __user *optval, int __user *optlen);
854 : asmlinkage long sys_shutdown(int, int);
855 : asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
856 : asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
857 :
858 : /* mm/filemap.c */
859 : asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
860 :
861 : /* mm/nommu.c, also with MMU */
862 : asmlinkage long sys_brk(unsigned long brk);
863 : asmlinkage long sys_munmap(unsigned long addr, size_t len);
864 : asmlinkage long sys_mremap(unsigned long addr,
865 : unsigned long old_len, unsigned long new_len,
866 : unsigned long flags, unsigned long new_addr);
867 :
868 : /* security/keys/keyctl.c */
869 : asmlinkage long sys_add_key(const char __user *_type,
870 : const char __user *_description,
871 : const void __user *_payload,
872 : size_t plen,
873 : key_serial_t destringid);
874 : asmlinkage long sys_request_key(const char __user *_type,
875 : const char __user *_description,
876 : const char __user *_callout_info,
877 : key_serial_t destringid);
878 : asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3,
879 : unsigned long arg4, unsigned long arg5);
880 :
881 : /* arch/example/kernel/sys_example.c */
882 : #ifdef CONFIG_CLONE_BACKWARDS
883 : asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long,
884 : int __user *);
885 : #else
886 : #ifdef CONFIG_CLONE_BACKWARDS3
887 : asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *,
888 : int __user *, unsigned long);
889 : #else
890 : asmlinkage long sys_clone(unsigned long, unsigned long, int __user *,
891 : int __user *, unsigned long);
892 : #endif
893 : #endif
894 :
895 : asmlinkage long sys_clone3(struct clone_args __user *uargs, size_t size);
896 :
897 : asmlinkage long sys_execve(const char __user *filename,
898 : const char __user *const __user *argv,
899 : const char __user *const __user *envp);
900 :
901 : /* mm/fadvise.c */
902 : asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
903 :
904 : /* mm/, CONFIG_MMU only */
905 : asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags);
906 : asmlinkage long sys_swapoff(const char __user *specialfile);
907 : asmlinkage long sys_mprotect(unsigned long start, size_t len,
908 : unsigned long prot);
909 : asmlinkage long sys_msync(unsigned long start, size_t len, int flags);
910 : asmlinkage long sys_mlock(unsigned long start, size_t len);
911 : asmlinkage long sys_munlock(unsigned long start, size_t len);
912 : asmlinkage long sys_mlockall(int flags);
913 : asmlinkage long sys_munlockall(void);
914 : asmlinkage long sys_mincore(unsigned long start, size_t len,
915 : unsigned char __user * vec);
916 : asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
917 : asmlinkage long sys_process_madvise(int pidfd, const struct iovec __user *vec,
918 : size_t vlen, int behavior, unsigned int flags);
919 : asmlinkage long sys_process_mrelease(int pidfd, unsigned int flags);
920 : asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
921 : unsigned long prot, unsigned long pgoff,
922 : unsigned long flags);
923 : asmlinkage long sys_mbind(unsigned long start, unsigned long len,
924 : unsigned long mode,
925 : const unsigned long __user *nmask,
926 : unsigned long maxnode,
927 : unsigned flags);
928 : asmlinkage long sys_get_mempolicy(int __user *policy,
929 : unsigned long __user *nmask,
930 : unsigned long maxnode,
931 : unsigned long addr, unsigned long flags);
932 : asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask,
933 : unsigned long maxnode);
934 : asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,
935 : const unsigned long __user *from,
936 : const unsigned long __user *to);
937 : asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
938 : const void __user * __user *pages,
939 : const int __user *nodes,
940 : int __user *status,
941 : int flags);
942 :
943 : asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig,
944 : siginfo_t __user *uinfo);
945 : asmlinkage long sys_perf_event_open(
946 : struct perf_event_attr __user *attr_uptr,
947 : pid_t pid, int cpu, int group_fd, unsigned long flags);
948 : asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
949 : asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg,
950 : unsigned int vlen, unsigned flags,
951 : struct __kernel_timespec __user *timeout);
952 : asmlinkage long sys_recvmmsg_time32(int fd, struct mmsghdr __user *msg,
953 : unsigned int vlen, unsigned flags,
954 : struct old_timespec32 __user *timeout);
955 :
956 : asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
957 : int options, struct rusage __user *ru);
958 : asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource,
959 : const struct rlimit64 __user *new_rlim,
960 : struct rlimit64 __user *old_rlim);
961 : asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags);
962 : asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags,
963 : u64 mask, int fd,
964 : const char __user *pathname);
965 : asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name,
966 : struct file_handle __user *handle,
967 : int __user *mnt_id, int flag);
968 : asmlinkage long sys_open_by_handle_at(int mountdirfd,
969 : struct file_handle __user *handle,
970 : int flags);
971 : asmlinkage long sys_clock_adjtime(clockid_t which_clock,
972 : struct __kernel_timex __user *tx);
973 : asmlinkage long sys_clock_adjtime32(clockid_t which_clock,
974 : struct old_timex32 __user *tx);
975 : asmlinkage long sys_syncfs(int fd);
976 : asmlinkage long sys_setns(int fd, int nstype);
977 : asmlinkage long sys_pidfd_open(pid_t pid, unsigned int flags);
978 : asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg,
979 : unsigned int vlen, unsigned flags);
980 : asmlinkage long sys_process_vm_readv(pid_t pid,
981 : const struct iovec __user *lvec,
982 : unsigned long liovcnt,
983 : const struct iovec __user *rvec,
984 : unsigned long riovcnt,
985 : unsigned long flags);
986 : asmlinkage long sys_process_vm_writev(pid_t pid,
987 : const struct iovec __user *lvec,
988 : unsigned long liovcnt,
989 : const struct iovec __user *rvec,
990 : unsigned long riovcnt,
991 : unsigned long flags);
992 : asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type,
993 : unsigned long idx1, unsigned long idx2);
994 : asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags);
995 : asmlinkage long sys_sched_setattr(pid_t pid,
996 : struct sched_attr __user *attr,
997 : unsigned int flags);
998 : asmlinkage long sys_sched_getattr(pid_t pid,
999 : struct sched_attr __user *attr,
1000 : unsigned int size,
1001 : unsigned int flags);
1002 : asmlinkage long sys_renameat2(int olddfd, const char __user *oldname,
1003 : int newdfd, const char __user *newname,
1004 : unsigned int flags);
1005 : asmlinkage long sys_seccomp(unsigned int op, unsigned int flags,
1006 : void __user *uargs);
1007 : asmlinkage long sys_getrandom(char __user *buf, size_t count,
1008 : unsigned int flags);
1009 : asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags);
1010 : asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size);
1011 : asmlinkage long sys_execveat(int dfd, const char __user *filename,
1012 : const char __user *const __user *argv,
1013 : const char __user *const __user *envp, int flags);
1014 : asmlinkage long sys_userfaultfd(int flags);
1015 : asmlinkage long sys_membarrier(int cmd, unsigned int flags, int cpu_id);
1016 : asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags);
1017 : asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in,
1018 : int fd_out, loff_t __user *off_out,
1019 : size_t len, unsigned int flags);
1020 : asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec,
1021 : unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
1022 : rwf_t flags);
1023 : asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec,
1024 : unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
1025 : rwf_t flags);
1026 : asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len,
1027 : unsigned long prot, int pkey);
1028 : asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val);
1029 : asmlinkage long sys_pkey_free(int pkey);
1030 : asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags,
1031 : unsigned mask, struct statx __user *buffer);
1032 : asmlinkage long sys_rseq(struct rseq __user *rseq, uint32_t rseq_len,
1033 : int flags, uint32_t sig);
1034 : asmlinkage long sys_open_tree(int dfd, const char __user *path, unsigned flags);
1035 : asmlinkage long sys_move_mount(int from_dfd, const char __user *from_path,
1036 : int to_dfd, const char __user *to_path,
1037 : unsigned int ms_flags);
1038 : asmlinkage long sys_mount_setattr(int dfd, const char __user *path,
1039 : unsigned int flags,
1040 : struct mount_attr __user *uattr, size_t usize);
1041 : asmlinkage long sys_fsopen(const char __user *fs_name, unsigned int flags);
1042 : asmlinkage long sys_fsconfig(int fs_fd, unsigned int cmd, const char __user *key,
1043 : const void __user *value, int aux);
1044 : asmlinkage long sys_fsmount(int fs_fd, unsigned int flags, unsigned int ms_flags);
1045 : asmlinkage long sys_fspick(int dfd, const char __user *path, unsigned int flags);
1046 : asmlinkage long sys_pidfd_send_signal(int pidfd, int sig,
1047 : siginfo_t __user *info,
1048 : unsigned int flags);
1049 : asmlinkage long sys_pidfd_getfd(int pidfd, int fd, unsigned int flags);
1050 : asmlinkage long sys_landlock_create_ruleset(const struct landlock_ruleset_attr __user *attr,
1051 : size_t size, __u32 flags);
1052 : asmlinkage long sys_landlock_add_rule(int ruleset_fd, enum landlock_rule_type rule_type,
1053 : const void __user *rule_attr, __u32 flags);
1054 : asmlinkage long sys_landlock_restrict_self(int ruleset_fd, __u32 flags);
1055 : asmlinkage long sys_memfd_secret(unsigned int flags);
1056 : asmlinkage long sys_set_mempolicy_home_node(unsigned long start, unsigned long len,
1057 : unsigned long home_node,
1058 : unsigned long flags);
1059 :
1060 : /*
1061 : * Architecture-specific system calls
1062 : */
1063 :
1064 : /* arch/x86/kernel/ioport.c */
1065 : asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
1066 :
1067 : /* pciconfig: alpha, arm, arm64, ia64, sparc */
1068 : asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn,
1069 : unsigned long off, unsigned long len,
1070 : void __user *buf);
1071 : asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn,
1072 : unsigned long off, unsigned long len,
1073 : void __user *buf);
1074 : asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);
1075 :
1076 : /* powerpc */
1077 : asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
1078 : __u32 __user *ustatus);
1079 : asmlinkage long sys_spu_create(const char __user *name,
1080 : unsigned int flags, umode_t mode, int fd);
1081 :
1082 :
1083 : /*
1084 : * Deprecated system calls which are still defined in
1085 : * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch
1086 : */
1087 :
1088 : /* __ARCH_WANT_SYSCALL_NO_AT */
1089 : asmlinkage long sys_open(const char __user *filename,
1090 : int flags, umode_t mode);
1091 : asmlinkage long sys_link(const char __user *oldname,
1092 : const char __user *newname);
1093 : asmlinkage long sys_unlink(const char __user *pathname);
1094 : asmlinkage long sys_mknod(const char __user *filename, umode_t mode,
1095 : unsigned dev);
1096 : asmlinkage long sys_chmod(const char __user *filename, umode_t mode);
1097 : asmlinkage long sys_chown(const char __user *filename,
1098 : uid_t user, gid_t group);
1099 : asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode);
1100 : asmlinkage long sys_rmdir(const char __user *pathname);
1101 : asmlinkage long sys_lchown(const char __user *filename,
1102 : uid_t user, gid_t group);
1103 : asmlinkage long sys_access(const char __user *filename, int mode);
1104 : asmlinkage long sys_rename(const char __user *oldname,
1105 : const char __user *newname);
1106 : asmlinkage long sys_symlink(const char __user *old, const char __user *new);
1107 : #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64)
1108 : asmlinkage long sys_stat64(const char __user *filename,
1109 : struct stat64 __user *statbuf);
1110 : asmlinkage long sys_lstat64(const char __user *filename,
1111 : struct stat64 __user *statbuf);
1112 : #endif
1113 :
1114 : /* __ARCH_WANT_SYSCALL_NO_FLAGS */
1115 : asmlinkage long sys_pipe(int __user *fildes);
1116 : asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
1117 : asmlinkage long sys_epoll_create(int size);
1118 : asmlinkage long sys_inotify_init(void);
1119 : asmlinkage long sys_eventfd(unsigned int count);
1120 : asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask);
1121 :
1122 : /* __ARCH_WANT_SYSCALL_OFF_T */
1123 : asmlinkage long sys_sendfile(int out_fd, int in_fd,
1124 : off_t __user *offset, size_t count);
1125 : asmlinkage long sys_newstat(const char __user *filename,
1126 : struct stat __user *statbuf);
1127 : asmlinkage long sys_newlstat(const char __user *filename,
1128 : struct stat __user *statbuf);
1129 : asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice);
1130 :
1131 : /* __ARCH_WANT_SYSCALL_DEPRECATED */
1132 : asmlinkage long sys_alarm(unsigned int seconds);
1133 : asmlinkage long sys_getpgrp(void);
1134 : asmlinkage long sys_pause(void);
1135 : asmlinkage long sys_time(__kernel_old_time_t __user *tloc);
1136 : asmlinkage long sys_time32(old_time32_t __user *tloc);
1137 : #ifdef __ARCH_WANT_SYS_UTIME
1138 : asmlinkage long sys_utime(char __user *filename,
1139 : struct utimbuf __user *times);
1140 : asmlinkage long sys_utimes(char __user *filename,
1141 : struct __kernel_old_timeval __user *utimes);
1142 : asmlinkage long sys_futimesat(int dfd, const char __user *filename,
1143 : struct __kernel_old_timeval __user *utimes);
1144 : #endif
1145 : asmlinkage long sys_futimesat_time32(unsigned int dfd,
1146 : const char __user *filename,
1147 : struct old_timeval32 __user *t);
1148 : asmlinkage long sys_utime32(const char __user *filename,
1149 : struct old_utimbuf32 __user *t);
1150 : asmlinkage long sys_utimes_time32(const char __user *filename,
1151 : struct old_timeval32 __user *t);
1152 : asmlinkage long sys_creat(const char __user *pathname, umode_t mode);
1153 : asmlinkage long sys_getdents(unsigned int fd,
1154 : struct linux_dirent __user *dirent,
1155 : unsigned int count);
1156 : asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
1157 : fd_set __user *exp, struct __kernel_old_timeval __user *tvp);
1158 : asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
1159 : int timeout);
1160 : asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,
1161 : int maxevents, int timeout);
1162 : asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf);
1163 : asmlinkage long sys_vfork(void);
1164 : asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
1165 : asmlinkage long sys_send(int, void __user *, size_t, unsigned);
1166 : asmlinkage long sys_oldumount(char __user *name);
1167 : asmlinkage long sys_uselib(const char __user *library);
1168 : asmlinkage long sys_sysfs(int option,
1169 : unsigned long arg1, unsigned long arg2);
1170 : asmlinkage long sys_fork(void);
1171 :
1172 : /* obsolete: kernel/time/time.c */
1173 : asmlinkage long sys_stime(__kernel_old_time_t __user *tptr);
1174 : asmlinkage long sys_stime32(old_time32_t __user *tptr);
1175 :
1176 : /* obsolete: kernel/signal.c */
1177 : asmlinkage long sys_sigpending(old_sigset_t __user *uset);
1178 : asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
1179 : old_sigset_t __user *oset);
1180 : #ifdef CONFIG_OLD_SIGSUSPEND
1181 : asmlinkage long sys_sigsuspend(old_sigset_t mask);
1182 : #endif
1183 :
1184 : #ifdef CONFIG_OLD_SIGSUSPEND3
1185 : asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask);
1186 : #endif
1187 :
1188 : #ifdef CONFIG_OLD_SIGACTION
1189 : asmlinkage long sys_sigaction(int, const struct old_sigaction __user *,
1190 : struct old_sigaction __user *);
1191 : #endif
1192 : asmlinkage long sys_sgetmask(void);
1193 : asmlinkage long sys_ssetmask(int newmask);
1194 : asmlinkage long sys_signal(int sig, __sighandler_t handler);
1195 :
1196 : /* obsolete: kernel/sched/core.c */
1197 : asmlinkage long sys_nice(int increment);
1198 :
1199 : /* obsolete: kernel/kexec_file.c */
1200 : asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd,
1201 : unsigned long cmdline_len,
1202 : const char __user *cmdline_ptr,
1203 : unsigned long flags);
1204 :
1205 : /* obsolete: kernel/exit.c */
1206 : asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options);
1207 :
1208 : /* obsolete: kernel/uid16.c */
1209 : #ifdef CONFIG_HAVE_UID16
1210 : asmlinkage long sys_chown16(const char __user *filename,
1211 : old_uid_t user, old_gid_t group);
1212 : asmlinkage long sys_lchown16(const char __user *filename,
1213 : old_uid_t user, old_gid_t group);
1214 : asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group);
1215 : asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid);
1216 : asmlinkage long sys_setgid16(old_gid_t gid);
1217 : asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid);
1218 : asmlinkage long sys_setuid16(old_uid_t uid);
1219 : asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid);
1220 : asmlinkage long sys_getresuid16(old_uid_t __user *ruid,
1221 : old_uid_t __user *euid, old_uid_t __user *suid);
1222 : asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid);
1223 : asmlinkage long sys_getresgid16(old_gid_t __user *rgid,
1224 : old_gid_t __user *egid, old_gid_t __user *sgid);
1225 : asmlinkage long sys_setfsuid16(old_uid_t uid);
1226 : asmlinkage long sys_setfsgid16(old_gid_t gid);
1227 : asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist);
1228 : asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist);
1229 : asmlinkage long sys_getuid16(void);
1230 : asmlinkage long sys_geteuid16(void);
1231 : asmlinkage long sys_getgid16(void);
1232 : asmlinkage long sys_getegid16(void);
1233 : #endif
1234 :
1235 : /* obsolete: net/socket.c */
1236 : asmlinkage long sys_socketcall(int call, unsigned long __user *args);
1237 :
1238 : /* obsolete: fs/stat.c */
1239 : asmlinkage long sys_stat(const char __user *filename,
1240 : struct __old_kernel_stat __user *statbuf);
1241 : asmlinkage long sys_lstat(const char __user *filename,
1242 : struct __old_kernel_stat __user *statbuf);
1243 : asmlinkage long sys_fstat(unsigned int fd,
1244 : struct __old_kernel_stat __user *statbuf);
1245 : asmlinkage long sys_readlink(const char __user *path,
1246 : char __user *buf, int bufsiz);
1247 :
1248 : /* obsolete: fs/select.c */
1249 : asmlinkage long sys_old_select(struct sel_arg_struct __user *arg);
1250 :
1251 : /* obsolete: fs/readdir.c */
1252 : asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
1253 :
1254 : /* obsolete: kernel/sys.c */
1255 : asmlinkage long sys_gethostname(char __user *name, int len);
1256 : asmlinkage long sys_uname(struct old_utsname __user *);
1257 : asmlinkage long sys_olduname(struct oldold_utsname __user *);
1258 : #ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT
1259 : asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim);
1260 : #endif
1261 :
1262 : /* obsolete: ipc */
1263 : asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second,
1264 : unsigned long third, void __user *ptr, long fifth);
1265 :
1266 : /* obsolete: mm/ */
1267 : asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len,
1268 : unsigned long prot, unsigned long flags,
1269 : unsigned long fd, unsigned long pgoff);
1270 : asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg);
1271 :
1272 :
1273 : /*
1274 : * Not a real system call, but a placeholder for syscalls which are
1275 : * not implemented -- see kernel/sys_ni.c
1276 : */
1277 : asmlinkage long sys_ni_syscall(void);
1278 :
1279 : #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */
1280 :
1281 :
1282 : /*
1283 : * Kernel code should not call syscalls (i.e., sys_xyzyyz()) directly.
1284 : * Instead, use one of the functions which work equivalently, such as
1285 : * the ksys_xyzyyz() functions prototyped below.
1286 : */
1287 : ssize_t ksys_write(unsigned int fd, const char __user *buf, size_t count);
1288 : int ksys_fchown(unsigned int fd, uid_t user, gid_t group);
1289 : ssize_t ksys_read(unsigned int fd, char __user *buf, size_t count);
1290 : void ksys_sync(void);
1291 : int ksys_unshare(unsigned long unshare_flags);
1292 : int ksys_setsid(void);
1293 : int ksys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
1294 : unsigned int flags);
1295 : ssize_t ksys_pread64(unsigned int fd, char __user *buf, size_t count,
1296 : loff_t pos);
1297 : ssize_t ksys_pwrite64(unsigned int fd, const char __user *buf,
1298 : size_t count, loff_t pos);
1299 : int ksys_fallocate(int fd, int mode, loff_t offset, loff_t len);
1300 : #ifdef CONFIG_ADVISE_SYSCALLS
1301 : int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
1302 : #else
1303 : static inline int ksys_fadvise64_64(int fd, loff_t offset, loff_t len,
1304 : int advice)
1305 : {
1306 : return -EINVAL;
1307 : }
1308 : #endif
1309 : unsigned long ksys_mmap_pgoff(unsigned long addr, unsigned long len,
1310 : unsigned long prot, unsigned long flags,
1311 : unsigned long fd, unsigned long pgoff);
1312 : ssize_t ksys_readahead(int fd, loff_t offset, size_t count);
1313 : int ksys_ipc(unsigned int call, int first, unsigned long second,
1314 : unsigned long third, void __user * ptr, long fifth);
1315 : int compat_ksys_ipc(u32 call, int first, int second,
1316 : u32 third, u32 ptr, u32 fifth);
1317 :
1318 : /*
1319 : * The following kernel syscall equivalents are just wrappers to fs-internal
1320 : * functions. Therefore, provide stubs to be inlined at the callsites.
1321 : */
1322 : extern int do_fchownat(int dfd, const char __user *filename, uid_t user,
1323 : gid_t group, int flag);
1324 :
1325 : static inline long ksys_chown(const char __user *filename, uid_t user,
1326 : gid_t group)
1327 : {
1328 0 : return do_fchownat(AT_FDCWD, filename, user, group, 0);
1329 : }
1330 :
1331 : static inline long ksys_lchown(const char __user *filename, uid_t user,
1332 : gid_t group)
1333 : {
1334 0 : return do_fchownat(AT_FDCWD, filename, user, group,
1335 : AT_SYMLINK_NOFOLLOW);
1336 : }
1337 :
1338 : extern long do_sys_ftruncate(unsigned int fd, loff_t length, int small);
1339 :
1340 : static inline long ksys_ftruncate(unsigned int fd, loff_t length)
1341 : {
1342 : return do_sys_ftruncate(fd, length, 1);
1343 : }
1344 :
1345 : extern long do_sys_truncate(const char __user *pathname, loff_t length);
1346 :
1347 : static inline long ksys_truncate(const char __user *pathname, loff_t length)
1348 : {
1349 : return do_sys_truncate(pathname, length);
1350 : }
1351 :
1352 : static inline unsigned int ksys_personality(unsigned int personality)
1353 : {
1354 : unsigned int old = current->personality;
1355 :
1356 : if (personality != 0xffffffff)
1357 : set_personality(personality);
1358 :
1359 : return old;
1360 : }
1361 :
1362 : /* for __ARCH_WANT_SYS_IPC */
1363 : long ksys_semtimedop(int semid, struct sembuf __user *tsops,
1364 : unsigned int nsops,
1365 : const struct __kernel_timespec __user *timeout);
1366 : long ksys_semget(key_t key, int nsems, int semflg);
1367 : long ksys_old_semctl(int semid, int semnum, int cmd, unsigned long arg);
1368 : long ksys_msgget(key_t key, int msgflg);
1369 : long ksys_old_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
1370 : long ksys_msgrcv(int msqid, struct msgbuf __user *msgp, size_t msgsz,
1371 : long msgtyp, int msgflg);
1372 : long ksys_msgsnd(int msqid, struct msgbuf __user *msgp, size_t msgsz,
1373 : int msgflg);
1374 : long ksys_shmget(key_t key, size_t size, int shmflg);
1375 : long ksys_shmdt(char __user *shmaddr);
1376 : long ksys_old_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
1377 : long compat_ksys_semtimedop(int semid, struct sembuf __user *tsems,
1378 : unsigned int nsops,
1379 : const struct old_timespec32 __user *timeout);
1380 : long __do_semtimedop(int semid, struct sembuf *tsems, unsigned int nsops,
1381 : const struct timespec64 *timeout,
1382 : struct ipc_namespace *ns);
1383 :
1384 : int __sys_getsockopt(int fd, int level, int optname, char __user *optval,
1385 : int __user *optlen);
1386 : int __sys_setsockopt(int fd, int level, int optname, char __user *optval,
1387 : int optlen);
1388 : #endif
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