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