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1da177e4 LT |
1 | /* |
2 | * syscalls.h - Linux syscall interfaces (non-arch-specific) | |
3 | * | |
4 | * Copyright (c) 2004 Randy Dunlap | |
5 | * Copyright (c) 2004 Open Source Development Labs | |
6 | * | |
7 | * This file is released under the GPLv2. | |
8 | * See the file COPYING for more details. | |
9 | */ | |
10 | ||
11 | #ifndef _LINUX_SYSCALLS_H | |
12 | #define _LINUX_SYSCALLS_H | |
13 | ||
14 | struct epoll_event; | |
15 | struct iattr; | |
16 | struct inode; | |
17 | struct iocb; | |
18 | struct io_event; | |
19 | struct iovec; | |
20 | struct itimerspec; | |
21 | struct itimerval; | |
22 | struct kexec_segment; | |
23 | struct linux_dirent; | |
24 | struct linux_dirent64; | |
25 | struct list_head; | |
a4679373 | 26 | struct mmap_arg_struct; |
1da177e4 | 27 | struct msgbuf; |
666547ff | 28 | struct user_msghdr; |
a2e27255 | 29 | struct mmsghdr; |
1da177e4 LT |
30 | struct msqid_ds; |
31 | struct new_utsname; | |
32 | struct nfsctl_arg; | |
33 | struct __old_kernel_stat; | |
5cacdb4a CH |
34 | struct oldold_utsname; |
35 | struct old_utsname; | |
1da177e4 LT |
36 | struct pollfd; |
37 | struct rlimit; | |
c022a0ac | 38 | struct rlimit64; |
1da177e4 LT |
39 | struct rusage; |
40 | struct sched_param; | |
d50dde5a | 41 | struct sched_attr; |
5d0e5283 | 42 | struct sel_arg_struct; |
1da177e4 LT |
43 | struct semaphore; |
44 | struct sembuf; | |
45 | struct shmid_ds; | |
46 | struct sockaddr; | |
47 | struct stat; | |
48 | struct stat64; | |
49 | struct statfs; | |
50 | struct statfs64; | |
a528d35e | 51 | struct statx; |
1da177e4 LT |
52 | struct __sysctl_args; |
53 | struct sysinfo; | |
54 | struct timespec; | |
55 | struct timeval; | |
56 | struct timex; | |
57 | struct timezone; | |
58 | struct tms; | |
59 | struct utimbuf; | |
60 | struct mq_attr; | |
3a2ca644 UD |
61 | struct compat_stat; |
62 | struct compat_timeval; | |
0f041082 | 63 | struct robust_list_head; |
3cfc348b | 64 | struct getcpu_cache; |
e55380ed | 65 | struct old_linux_dirent; |
cdd6c482 | 66 | struct perf_event_attr; |
990d6c2d | 67 | struct file_handle; |
6bf9adfc | 68 | struct sigaltstack; |
d7822b1e | 69 | struct rseq; |
749730ce | 70 | union bpf_attr; |
1da177e4 | 71 | |
1da177e4 LT |
72 | #include <linux/types.h> |
73 | #include <linux/aio_abi.h> | |
74 | #include <linux/capability.h> | |
574c4866 | 75 | #include <linux/signal.h> |
1da177e4 | 76 | #include <linux/list.h> |
187f1882 | 77 | #include <linux/bug.h> |
1da177e4 | 78 | #include <linux/sem.h> |
1da177e4 | 79 | #include <asm/siginfo.h> |
fb34a08c | 80 | #include <linux/unistd.h> |
1da177e4 LT |
81 | #include <linux/quota.h> |
82 | #include <linux/key.h> | |
47788c58 | 83 | #include <trace/syscall.h> |
1da177e4 | 84 | |
1bd21c6c DB |
85 | #ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER |
86 | /* | |
87 | * It may be useful for an architecture to override the definitions of the | |
88 | * SYSCALL_DEFINE0() and __SYSCALL_DEFINEx() macros, in particular to use a | |
89 | * different calling convention for syscalls. To allow for that, the prototypes | |
90 | * for the sys_*() functions below will *not* be included if | |
91 | * CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled. | |
92 | */ | |
93 | #include <asm/syscall_wrapper.h> | |
94 | #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */ | |
95 | ||
07fe6e00 AV |
96 | /* |
97 | * __MAP - apply a macro to syscall arguments | |
98 | * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to | |
99 | * m(t1, a1), m(t2, a2), ..., m(tn, an) | |
100 | * The first argument must be equal to the amount of type/name | |
101 | * pairs given. Note that this list of pairs (i.e. the arguments | |
102 | * of __MAP starting at the third one) is in the same format as | |
103 | * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n> | |
104 | */ | |
99e621f7 | 105 | #define __MAP0(m,...) |
fa697140 | 106 | #define __MAP1(m,t,a,...) m(t,a) |
07fe6e00 AV |
107 | #define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__) |
108 | #define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__) | |
109 | #define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__) | |
110 | #define __MAP5(m,t,a,...) m(t,a), __MAP4(m,__VA_ARGS__) | |
111 | #define __MAP6(m,t,a,...) m(t,a), __MAP5(m,__VA_ARGS__) | |
112 | #define __MAP(n,...) __MAP##n(__VA_ARGS__) | |
113 | ||
114 | #define __SC_DECL(t, a) t a | |
4f59c718 AV |
115 | #define __TYPE_AS(t, v) __same_type((__force t)0, v) |
116 | #define __TYPE_IS_L(t) (__TYPE_AS(t, 0L)) | |
117 | #define __TYPE_IS_UL(t) (__TYPE_AS(t, 0UL)) | |
118 | #define __TYPE_IS_LL(t) (__TYPE_AS(t, 0LL) || __TYPE_AS(t, 0ULL)) | |
4a0fd5bf | 119 | #define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a |
4f59c718 | 120 | #define __SC_CAST(t, a) (__force t) a |
2cf09666 | 121 | #define __SC_ARGS(t, a) a |
4a0fd5bf | 122 | #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long)) |
1a94bc34 | 123 | |
bed1ffca | 124 | #ifdef CONFIG_FTRACE_SYSCALLS |
07fe6e00 AV |
125 | #define __SC_STR_ADECL(t, a) #a |
126 | #define __SC_STR_TDECL(t, a) #t | |
bed1ffca | 127 | |
2425bcb9 SRRH |
128 | extern struct trace_event_class event_class_syscall_enter; |
129 | extern struct trace_event_class event_class_syscall_exit; | |
80decc70 SR |
130 | extern struct trace_event_functions enter_syscall_print_funcs; |
131 | extern struct trace_event_functions exit_syscall_print_funcs; | |
8f082018 | 132 | |
fb34a08c | 133 | #define SYSCALL_TRACE_ENTER_EVENT(sname) \ |
3d56e331 | 134 | static struct syscall_metadata __syscall_meta_##sname; \ |
2425bcb9 | 135 | static struct trace_event_call __used \ |
fb34a08c | 136 | event_enter_##sname = { \ |
2239291a | 137 | .class = &event_class_syscall_enter, \ |
abb43f69 MD |
138 | { \ |
139 | .name = "sys_enter"#sname, \ | |
140 | }, \ | |
80decc70 | 141 | .event.funcs = &enter_syscall_print_funcs, \ |
31c16b13 | 142 | .data = (void *)&__syscall_meta_##sname,\ |
d562aff9 | 143 | .flags = TRACE_EVENT_FL_CAP_ANY, \ |
53cf810b | 144 | }; \ |
2425bcb9 | 145 | static struct trace_event_call __used \ |
e4a9ea5e | 146 | __attribute__((section("_ftrace_events"))) \ |
f4d5c029 | 147 | *__event_enter_##sname = &event_enter_##sname; |
fb34a08c JB |
148 | |
149 | #define SYSCALL_TRACE_EXIT_EVENT(sname) \ | |
3d56e331 | 150 | static struct syscall_metadata __syscall_meta_##sname; \ |
2425bcb9 | 151 | static struct trace_event_call __used \ |
fb34a08c | 152 | event_exit_##sname = { \ |
2239291a | 153 | .class = &event_class_syscall_exit, \ |
abb43f69 MD |
154 | { \ |
155 | .name = "sys_exit"#sname, \ | |
156 | }, \ | |
80decc70 | 157 | .event.funcs = &exit_syscall_print_funcs, \ |
31c16b13 | 158 | .data = (void *)&__syscall_meta_##sname,\ |
d562aff9 | 159 | .flags = TRACE_EVENT_FL_CAP_ANY, \ |
53cf810b | 160 | }; \ |
2425bcb9 | 161 | static struct trace_event_call __used \ |
e4a9ea5e | 162 | __attribute__((section("_ftrace_events"))) \ |
f4d5c029 | 163 | *__event_exit_##sname = &event_exit_##sname; |
fb34a08c | 164 | |
99e621f7 AV |
165 | #define SYSCALL_METADATA(sname, nb, ...) \ |
166 | static const char *types_##sname[] = { \ | |
167 | __MAP(nb,__SC_STR_TDECL,__VA_ARGS__) \ | |
168 | }; \ | |
169 | static const char *args_##sname[] = { \ | |
170 | __MAP(nb,__SC_STR_ADECL,__VA_ARGS__) \ | |
171 | }; \ | |
540b7b8d LZ |
172 | SYSCALL_TRACE_ENTER_EVENT(sname); \ |
173 | SYSCALL_TRACE_EXIT_EVENT(sname); \ | |
2e33af02 | 174 | static struct syscall_metadata __used \ |
bed1ffca FW |
175 | __syscall_meta_##sname = { \ |
176 | .name = "sys"#sname, \ | |
ba976970 | 177 | .syscall_nr = -1, /* Filled in at boot */ \ |
bed1ffca | 178 | .nb_args = nb, \ |
99e621f7 AV |
179 | .types = nb ? types_##sname : NULL, \ |
180 | .args = nb ? args_##sname : NULL, \ | |
540b7b8d LZ |
181 | .enter_event = &event_enter_##sname, \ |
182 | .exit_event = &event_exit_##sname, \ | |
2e33af02 | 183 | .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \ |
3d56e331 SR |
184 | }; \ |
185 | static struct syscall_metadata __used \ | |
186 | __attribute__((section("__syscalls_metadata"))) \ | |
187 | *__p_syscall_meta_##sname = &__syscall_meta_##sname; | |
cf5f5cea YS |
188 | |
189 | static inline int is_syscall_trace_event(struct trace_event_call *tp_event) | |
190 | { | |
191 | return tp_event->class == &event_class_syscall_enter || | |
192 | tp_event->class == &event_class_syscall_exit; | |
193 | } | |
194 | ||
99e621f7 AV |
195 | #else |
196 | #define SYSCALL_METADATA(sname, nb, ...) | |
cf5f5cea YS |
197 | |
198 | static inline int is_syscall_trace_event(struct trace_event_call *tp_event) | |
199 | { | |
200 | return 0; | |
201 | } | |
99e621f7 | 202 | #endif |
bed1ffca | 203 | |
1bd21c6c | 204 | #ifndef SYSCALL_DEFINE0 |
bed1ffca | 205 | #define SYSCALL_DEFINE0(sname) \ |
99e621f7 | 206 | SYSCALL_METADATA(_##sname, 0); \ |
c9a21195 HM |
207 | asmlinkage long sys_##sname(void); \ |
208 | ALLOW_ERROR_INJECTION(sys_##sname, ERRNO); \ | |
bed1ffca | 209 | asmlinkage long sys_##sname(void) |
1bd21c6c | 210 | #endif /* SYSCALL_DEFINE0 */ |
bed1ffca | 211 | |
6c597963 HC |
212 | #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__) |
213 | #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) | |
214 | #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) | |
215 | #define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__) | |
216 | #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) | |
217 | #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) | |
1a94bc34 | 218 | |
609320c8 YS |
219 | #define SYSCALL_DEFINE_MAXARGS 6 |
220 | ||
bed1ffca | 221 | #define SYSCALL_DEFINEx(x, sname, ...) \ |
99e621f7 | 222 | SYSCALL_METADATA(sname, x, __VA_ARGS__) \ |
bed1ffca | 223 | __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) |
bed1ffca | 224 | |
2cf09666 | 225 | #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__) |
1bd21c6c | 226 | |
e145242e DB |
227 | /* |
228 | * The asmlinkage stub is aliased to a function named __se_sys_*() which | |
229 | * sign-extends 32-bit ints to longs whenever needed. The actual work is | |
230 | * done within __do_sys_*(). | |
231 | */ | |
1bd21c6c | 232 | #ifndef __SYSCALL_DEFINEx |
bed1ffca | 233 | #define __SYSCALL_DEFINEx(x, name, ...) \ |
bee20031 AB |
234 | __diag_push(); \ |
235 | __diag_ignore(GCC, 8, "-Wattribute-alias", \ | |
236 | "Type aliasing is used to sanitize syscall arguments");\ | |
83460ec8 | 237 | asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ |
e145242e | 238 | __attribute__((alias(__stringify(__se_sys##name)))); \ |
c9a21195 | 239 | ALLOW_ERROR_INJECTION(sys##name, ERRNO); \ |
e145242e DB |
240 | static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ |
241 | asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ | |
242 | asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ | |
1a94bc34 | 243 | { \ |
e145242e | 244 | long ret = __do_sys##name(__MAP(x,__SC_CAST,__VA_ARGS__));\ |
07fe6e00 | 245 | __MAP(x,__SC_TEST,__VA_ARGS__); \ |
2cf09666 AV |
246 | __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \ |
247 | return ret; \ | |
1a94bc34 | 248 | } \ |
bee20031 | 249 | __diag_pop(); \ |
e145242e | 250 | static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) |
1bd21c6c | 251 | #endif /* __SYSCALL_DEFINEx */ |
1a94bc34 | 252 | |
5ea0727b TG |
253 | /* |
254 | * Called before coming back to user-mode. Returning to user-mode with an | |
255 | * address limit different than USER_DS can allow to overwrite kernel memory. | |
256 | */ | |
257 | static inline void addr_limit_user_check(void) | |
258 | { | |
bf29ed15 | 259 | #ifdef TIF_FSCHECK |
5ea0727b TG |
260 | if (!test_thread_flag(TIF_FSCHECK)) |
261 | return; | |
bf29ed15 | 262 | #endif |
5ea0727b | 263 | |
bf29ed15 TG |
264 | if (CHECK_DATA_CORRUPTION(!segment_eq(get_fs(), USER_DS), |
265 | "Invalid address limit on user-mode return")) | |
266 | force_sig(SIGKILL, current); | |
267 | ||
268 | #ifdef TIF_FSCHECK | |
5ea0727b | 269 | clear_thread_flag(TIF_FSCHECK); |
5ea0727b | 270 | #endif |
bf29ed15 | 271 | } |
5ea0727b | 272 | |
3c1c456f DB |
273 | /* |
274 | * These syscall function prototypes are kept in the same order as | |
275 | * include/uapi/asm-generic/unistd.h. Architecture specific entries go below, | |
276 | * followed by deprecated or obsolete system calls. | |
277 | * | |
278 | * Please note that these prototypes here are only provided for information | |
279 | * purposes, for static analysis, and for linking from the syscall table. | |
280 | * These functions should not be called elsewhere from kernel code. | |
1bd21c6c DB |
281 | * |
282 | * As the syscall calling convention may be different from the default | |
283 | * for architectures overriding the syscall calling convention, do not | |
284 | * include the prototypes if CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled. | |
3c1c456f | 285 | */ |
1bd21c6c | 286 | #ifndef CONFIG_ARCH_HAS_SYSCALL_WRAPPER |
3c1c456f DB |
287 | asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx); |
288 | asmlinkage long sys_io_destroy(aio_context_t ctx); | |
289 | asmlinkage long sys_io_submit(aio_context_t, long, | |
290 | struct iocb __user * __user *); | |
291 | asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb, | |
292 | struct io_event __user *result); | |
293 | asmlinkage long sys_io_getevents(aio_context_t ctx_id, | |
294 | long min_nr, | |
295 | long nr, | |
296 | struct io_event __user *events, | |
297 | struct timespec __user *timeout); | |
7a074e96 CH |
298 | asmlinkage long sys_io_pgetevents(aio_context_t ctx_id, |
299 | long min_nr, | |
300 | long nr, | |
301 | struct io_event __user *events, | |
302 | struct timespec __user *timeout, | |
303 | const struct __aio_sigset *sig); | |
1da177e4 | 304 | |
3c1c456f | 305 | /* fs/xattr.c */ |
8f0cfa52 DH |
306 | asmlinkage long sys_setxattr(const char __user *path, const char __user *name, |
307 | const void __user *value, size_t size, int flags); | |
308 | asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name, | |
309 | const void __user *value, size_t size, int flags); | |
310 | asmlinkage long sys_fsetxattr(int fd, const char __user *name, | |
311 | const void __user *value, size_t size, int flags); | |
2ed7c03e HC |
312 | asmlinkage long sys_getxattr(const char __user *path, const char __user *name, |
313 | void __user *value, size_t size); | |
314 | asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name, | |
315 | void __user *value, size_t size); | |
316 | asmlinkage long sys_fgetxattr(int fd, const char __user *name, | |
317 | void __user *value, size_t size); | |
318 | asmlinkage long sys_listxattr(const char __user *path, char __user *list, | |
319 | size_t size); | |
320 | asmlinkage long sys_llistxattr(const char __user *path, char __user *list, | |
321 | size_t size); | |
322 | asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size); | |
8f0cfa52 DH |
323 | asmlinkage long sys_removexattr(const char __user *path, |
324 | const char __user *name); | |
325 | asmlinkage long sys_lremovexattr(const char __user *path, | |
326 | const char __user *name); | |
327 | asmlinkage long sys_fremovexattr(int fd, const char __user *name); | |
1da177e4 | 328 | |
3c1c456f DB |
329 | /* fs/dcache.c */ |
330 | asmlinkage long sys_getcwd(char __user *buf, unsigned long size); | |
1da177e4 | 331 | |
3c1c456f DB |
332 | /* fs/cookies.c */ |
333 | asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len); | |
334 | ||
335 | /* fs/eventfd.c */ | |
336 | asmlinkage long sys_eventfd2(unsigned int count, int flags); | |
1da177e4 | 337 | |
3c1c456f DB |
338 | /* fs/eventpoll.c */ |
339 | asmlinkage long sys_epoll_create1(int flags); | |
340 | asmlinkage long sys_epoll_ctl(int epfd, int op, int fd, | |
341 | struct epoll_event __user *event); | |
342 | asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events, | |
343 | int maxevents, int timeout, | |
344 | const sigset_t __user *sigmask, | |
345 | size_t sigsetsize); | |
346 | ||
347 | /* fs/fcntl.c */ | |
348 | asmlinkage long sys_dup(unsigned int fildes); | |
349 | asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags); | |
1da177e4 LT |
350 | asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg); |
351 | #if BITS_PER_LONG == 32 | |
352 | asmlinkage long sys_fcntl64(unsigned int fd, | |
353 | unsigned int cmd, unsigned long arg); | |
354 | #endif | |
3c1c456f DB |
355 | |
356 | /* fs/inotify_user.c */ | |
357 | asmlinkage long sys_inotify_init1(int flags); | |
358 | asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, | |
359 | u32 mask); | |
360 | asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd); | |
361 | ||
362 | /* fs/ioctl.c */ | |
1da177e4 LT |
363 | asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd, |
364 | unsigned long arg); | |
3c1c456f DB |
365 | |
366 | /* fs/ioprio.c */ | |
367 | asmlinkage long sys_ioprio_set(int which, int who, int ioprio); | |
368 | asmlinkage long sys_ioprio_get(int which, int who); | |
369 | ||
370 | /* fs/locks.c */ | |
1da177e4 | 371 | asmlinkage long sys_flock(unsigned int fd, unsigned int cmd); |
3c1c456f DB |
372 | |
373 | /* fs/namei.c */ | |
374 | asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode, | |
375 | unsigned dev); | |
376 | asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode); | |
377 | asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag); | |
378 | asmlinkage long sys_symlinkat(const char __user * oldname, | |
379 | int newdfd, const char __user * newname); | |
380 | asmlinkage long sys_linkat(int olddfd, const char __user *oldname, | |
381 | int newdfd, const char __user *newname, int flags); | |
382 | asmlinkage long sys_renameat(int olddfd, const char __user * oldname, | |
383 | int newdfd, const char __user * newname); | |
384 | ||
385 | /* fs/namespace.c */ | |
386 | asmlinkage long sys_umount(char __user *name, int flags); | |
387 | asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name, | |
388 | char __user *type, unsigned long flags, | |
389 | void __user *data); | |
390 | asmlinkage long sys_pivot_root(const char __user *new_root, | |
391 | const char __user *put_old); | |
392 | ||
393 | /* fs/nfsctl.c */ | |
394 | ||
395 | /* fs/open.c */ | |
396 | asmlinkage long sys_statfs(const char __user * path, | |
397 | struct statfs __user *buf); | |
398 | asmlinkage long sys_statfs64(const char __user *path, size_t sz, | |
399 | struct statfs64 __user *buf); | |
400 | asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf); | |
401 | asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz, | |
402 | struct statfs64 __user *buf); | |
403 | asmlinkage long sys_truncate(const char __user *path, long length); | |
404 | asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length); | |
405 | #if BITS_PER_LONG == 32 | |
406 | asmlinkage long sys_truncate64(const char __user *path, loff_t length); | |
407 | asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length); | |
408 | #endif | |
409 | asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len); | |
410 | asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode); | |
411 | asmlinkage long sys_chdir(const char __user *filename); | |
412 | asmlinkage long sys_fchdir(unsigned int fd); | |
413 | asmlinkage long sys_chroot(const char __user *filename); | |
414 | asmlinkage long sys_fchmod(unsigned int fd, umode_t mode); | |
415 | asmlinkage long sys_fchmodat(int dfd, const char __user * filename, | |
416 | umode_t mode); | |
417 | asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user, | |
418 | gid_t group, int flag); | |
419 | asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group); | |
420 | asmlinkage long sys_openat(int dfd, const char __user *filename, int flags, | |
421 | umode_t mode); | |
1da177e4 | 422 | asmlinkage long sys_close(unsigned int fd); |
1da177e4 | 423 | asmlinkage long sys_vhangup(void); |
1da177e4 | 424 | |
3c1c456f DB |
425 | /* fs/pipe.c */ |
426 | asmlinkage long sys_pipe2(int __user *fildes, int flags); | |
427 | ||
428 | /* fs/quota.c */ | |
429 | asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special, | |
430 | qid_t id, void __user *addr); | |
431 | ||
432 | /* fs/readdir.c */ | |
433 | asmlinkage long sys_getdents64(unsigned int fd, | |
434 | struct linux_dirent64 __user *dirent, | |
435 | unsigned int count); | |
436 | ||
437 | /* fs/read_write.c */ | |
1da177e4 LT |
438 | asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high, |
439 | unsigned long offset_low, loff_t __user *result, | |
965c8e59 | 440 | unsigned int whence); |
3c1c456f DB |
441 | asmlinkage long sys_lseek(unsigned int fd, off_t offset, |
442 | unsigned int whence); | |
2ed7c03e | 443 | asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count); |
3c1c456f DB |
444 | asmlinkage long sys_write(unsigned int fd, const char __user *buf, |
445 | size_t count); | |
2ed7c03e HC |
446 | asmlinkage long sys_readv(unsigned long fd, |
447 | const struct iovec __user *vec, | |
448 | unsigned long vlen); | |
2ed7c03e HC |
449 | asmlinkage long sys_writev(unsigned long fd, |
450 | const struct iovec __user *vec, | |
451 | unsigned long vlen); | |
452 | asmlinkage long sys_pread64(unsigned int fd, char __user *buf, | |
453 | size_t count, loff_t pos); | |
454 | asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf, | |
455 | size_t count, loff_t pos); | |
f3554f4b | 456 | asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec, |
601cc11d | 457 | unsigned long vlen, unsigned long pos_l, unsigned long pos_h); |
f3554f4b | 458 | asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec, |
601cc11d | 459 | unsigned long vlen, unsigned long pos_l, unsigned long pos_h); |
1da177e4 | 460 | |
3c1c456f DB |
461 | /* fs/sendfile.c */ |
462 | asmlinkage long sys_sendfile64(int out_fd, int in_fd, | |
463 | loff_t __user *offset, size_t count); | |
464 | ||
465 | /* fs/select.c */ | |
466 | asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *, | |
467 | fd_set __user *, struct timespec __user *, | |
468 | void __user *); | |
469 | asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int, | |
470 | struct timespec __user *, const sigset_t __user *, | |
471 | size_t); | |
472 | ||
473 | /* fs/signalfd.c */ | |
474 | asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags); | |
475 | ||
476 | /* fs/splice.c */ | |
477 | asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov, | |
478 | unsigned long nr_segs, unsigned int flags); | |
479 | asmlinkage long sys_splice(int fd_in, loff_t __user *off_in, | |
480 | int fd_out, loff_t __user *off_out, | |
481 | size_t len, unsigned int flags); | |
482 | asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags); | |
483 | ||
484 | /* fs/stat.c */ | |
485 | asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf, | |
486 | int bufsiz); | |
487 | asmlinkage long sys_newfstatat(int dfd, const char __user *filename, | |
488 | struct stat __user *statbuf, int flag); | |
489 | asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf); | |
490 | #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64) | |
491 | asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf); | |
492 | asmlinkage long sys_fstatat64(int dfd, const char __user *filename, | |
493 | struct stat64 __user *statbuf, int flag); | |
494 | #endif | |
495 | ||
496 | /* fs/sync.c */ | |
497 | asmlinkage long sys_sync(void); | |
498 | asmlinkage long sys_fsync(unsigned int fd); | |
499 | asmlinkage long sys_fdatasync(unsigned int fd); | |
500 | asmlinkage long sys_sync_file_range2(int fd, unsigned int flags, | |
501 | loff_t offset, loff_t nbytes); | |
502 | asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes, | |
503 | unsigned int flags); | |
504 | ||
505 | /* fs/timerfd.c */ | |
506 | asmlinkage long sys_timerfd_create(int clockid, int flags); | |
507 | asmlinkage long sys_timerfd_settime(int ufd, int flags, | |
508 | const struct itimerspec __user *utmr, | |
509 | struct itimerspec __user *otmr); | |
510 | asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr); | |
511 | ||
512 | /* fs/utimes.c */ | |
513 | asmlinkage long sys_utimensat(int dfd, const char __user *filename, | |
514 | struct timespec __user *utimes, int flags); | |
515 | ||
516 | /* kernel/acct.c */ | |
517 | asmlinkage long sys_acct(const char __user *name); | |
518 | ||
519 | /* kernel/capability.c */ | |
520 | asmlinkage long sys_capget(cap_user_header_t header, | |
521 | cap_user_data_t dataptr); | |
522 | asmlinkage long sys_capset(cap_user_header_t header, | |
523 | const cap_user_data_t data); | |
524 | ||
525 | /* kernel/exec_domain.c */ | |
526 | asmlinkage long sys_personality(unsigned int personality); | |
527 | ||
528 | /* kernel/exit.c */ | |
529 | asmlinkage long sys_exit(int error_code); | |
530 | asmlinkage long sys_exit_group(int error_code); | |
531 | asmlinkage long sys_waitid(int which, pid_t pid, | |
532 | struct siginfo __user *infop, | |
533 | int options, struct rusage __user *ru); | |
534 | ||
535 | /* kernel/fork.c */ | |
536 | asmlinkage long sys_set_tid_address(int __user *tidptr); | |
537 | asmlinkage long sys_unshare(unsigned long unshare_flags); | |
538 | ||
539 | /* kernel/futex.c */ | |
540 | asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val, | |
541 | struct timespec __user *utime, u32 __user *uaddr2, | |
542 | u32 val3); | |
543 | asmlinkage long sys_get_robust_list(int pid, | |
544 | struct robust_list_head __user * __user *head_ptr, | |
545 | size_t __user *len_ptr); | |
546 | asmlinkage long sys_set_robust_list(struct robust_list_head __user *head, | |
547 | size_t len); | |
548 | ||
549 | /* kernel/hrtimer.c */ | |
01909974 DD |
550 | asmlinkage long sys_nanosleep(struct __kernel_timespec __user *rqtp, |
551 | struct __kernel_timespec __user *rmtp); | |
3c1c456f DB |
552 | |
553 | /* kernel/itimer.c */ | |
554 | asmlinkage long sys_getitimer(int which, struct itimerval __user *value); | |
555 | asmlinkage long sys_setitimer(int which, | |
556 | struct itimerval __user *value, | |
557 | struct itimerval __user *ovalue); | |
558 | ||
559 | /* kernel/kexec.c */ | |
560 | asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments, | |
561 | struct kexec_segment __user *segments, | |
562 | unsigned long flags); | |
563 | ||
564 | /* kernel/module.c */ | |
565 | asmlinkage long sys_init_module(void __user *umod, unsigned long len, | |
566 | const char __user *uargs); | |
567 | asmlinkage long sys_delete_module(const char __user *name_user, | |
568 | unsigned int flags); | |
569 | ||
570 | /* kernel/posix-timers.c */ | |
571 | asmlinkage long sys_timer_create(clockid_t which_clock, | |
572 | struct sigevent __user *timer_event_spec, | |
573 | timer_t __user * created_timer_id); | |
574 | asmlinkage long sys_timer_gettime(timer_t timer_id, | |
575 | struct itimerspec __user *setting); | |
576 | asmlinkage long sys_timer_getoverrun(timer_t timer_id); | |
577 | asmlinkage long sys_timer_settime(timer_t timer_id, int flags, | |
578 | const struct itimerspec __user *new_setting, | |
579 | struct itimerspec __user *old_setting); | |
580 | asmlinkage long sys_timer_delete(timer_t timer_id); | |
581 | asmlinkage long sys_clock_settime(clockid_t which_clock, | |
6d5b8413 | 582 | const struct __kernel_timespec __user *tp); |
3c1c456f | 583 | asmlinkage long sys_clock_gettime(clockid_t which_clock, |
6d5b8413 | 584 | struct __kernel_timespec __user *tp); |
3c1c456f | 585 | asmlinkage long sys_clock_getres(clockid_t which_clock, |
6d5b8413 | 586 | struct __kernel_timespec __user *tp); |
3c1c456f | 587 | asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags, |
01909974 DD |
588 | const struct __kernel_timespec __user *rqtp, |
589 | struct __kernel_timespec __user *rmtp); | |
3c1c456f DB |
590 | |
591 | /* kernel/printk.c */ | |
592 | asmlinkage long sys_syslog(int type, char __user *buf, int len); | |
593 | ||
594 | /* kernel/ptrace.c */ | |
595 | asmlinkage long sys_ptrace(long request, long pid, unsigned long addr, | |
596 | unsigned long data); | |
597 | /* kernel/sched/core.c */ | |
598 | ||
599 | asmlinkage long sys_sched_setparam(pid_t pid, | |
600 | struct sched_param __user *param); | |
601 | asmlinkage long sys_sched_setscheduler(pid_t pid, int policy, | |
602 | struct sched_param __user *param); | |
603 | asmlinkage long sys_sched_getscheduler(pid_t pid); | |
604 | asmlinkage long sys_sched_getparam(pid_t pid, | |
605 | struct sched_param __user *param); | |
606 | asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len, | |
607 | unsigned long __user *user_mask_ptr); | |
608 | asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len, | |
609 | unsigned long __user *user_mask_ptr); | |
610 | asmlinkage long sys_sched_yield(void); | |
611 | asmlinkage long sys_sched_get_priority_max(int policy); | |
612 | asmlinkage long sys_sched_get_priority_min(int policy); | |
613 | asmlinkage long sys_sched_rr_get_interval(pid_t pid, | |
614 | struct timespec __user *interval); | |
615 | ||
616 | /* kernel/signal.c */ | |
617 | asmlinkage long sys_restart_syscall(void); | |
618 | asmlinkage long sys_kill(pid_t pid, int sig); | |
619 | asmlinkage long sys_tkill(pid_t pid, int sig); | |
620 | asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig); | |
621 | asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss, | |
622 | struct sigaltstack __user *uoss); | |
623 | asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize); | |
624 | #ifndef CONFIG_ODD_RT_SIGACTION | |
625 | asmlinkage long sys_rt_sigaction(int, | |
626 | const struct sigaction __user *, | |
627 | struct sigaction __user *, | |
628 | size_t); | |
629 | #endif | |
630 | asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set, | |
631 | sigset_t __user *oset, size_t sigsetsize); | |
632 | asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize); | |
633 | asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese, | |
634 | siginfo_t __user *uinfo, | |
635 | const struct timespec __user *uts, | |
b611967d | 636 | size_t sigsetsize); |
3c1c456f DB |
637 | asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo); |
638 | ||
639 | /* kernel/sys.c */ | |
640 | asmlinkage long sys_setpriority(int which, int who, int niceval); | |
641 | asmlinkage long sys_getpriority(int which, int who); | |
642 | asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd, | |
643 | void __user *arg); | |
644 | asmlinkage long sys_setregid(gid_t rgid, gid_t egid); | |
645 | asmlinkage long sys_setgid(gid_t gid); | |
646 | asmlinkage long sys_setreuid(uid_t ruid, uid_t euid); | |
647 | asmlinkage long sys_setuid(uid_t uid); | |
648 | asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid); | |
649 | asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid); | |
650 | asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid); | |
651 | asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid); | |
652 | asmlinkage long sys_setfsuid(uid_t uid); | |
653 | asmlinkage long sys_setfsgid(gid_t gid); | |
654 | asmlinkage long sys_times(struct tms __user *tbuf); | |
655 | asmlinkage long sys_setpgid(pid_t pid, pid_t pgid); | |
656 | asmlinkage long sys_getpgid(pid_t pid); | |
657 | asmlinkage long sys_getsid(pid_t pid); | |
658 | asmlinkage long sys_setsid(void); | |
659 | asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist); | |
660 | asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist); | |
661 | asmlinkage long sys_newuname(struct new_utsname __user *name); | |
1da177e4 LT |
662 | asmlinkage long sys_sethostname(char __user *name, int len); |
663 | asmlinkage long sys_setdomainname(char __user *name, int len); | |
1da177e4 LT |
664 | asmlinkage long sys_getrlimit(unsigned int resource, |
665 | struct rlimit __user *rlim); | |
1da177e4 LT |
666 | asmlinkage long sys_setrlimit(unsigned int resource, |
667 | struct rlimit __user *rlim); | |
668 | asmlinkage long sys_getrusage(int who, struct rusage __user *ru); | |
669 | asmlinkage long sys_umask(int mask); | |
3c1c456f DB |
670 | asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3, |
671 | unsigned long arg4, unsigned long arg5); | |
672 | asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache); | |
673 | ||
674 | /* kernel/time.c */ | |
675 | asmlinkage long sys_gettimeofday(struct timeval __user *tv, | |
676 | struct timezone __user *tz); | |
677 | asmlinkage long sys_settimeofday(struct timeval __user *tv, | |
678 | struct timezone __user *tz); | |
679 | asmlinkage long sys_adjtimex(struct timex __user *txc_p); | |
680 | ||
681 | /* kernel/timer.c */ | |
682 | asmlinkage long sys_getpid(void); | |
683 | asmlinkage long sys_getppid(void); | |
684 | asmlinkage long sys_getuid(void); | |
685 | asmlinkage long sys_geteuid(void); | |
686 | asmlinkage long sys_getgid(void); | |
687 | asmlinkage long sys_getegid(void); | |
688 | asmlinkage long sys_gettid(void); | |
689 | asmlinkage long sys_sysinfo(struct sysinfo __user *info); | |
690 | ||
691 | /* ipc/mqueue.c */ | |
692 | asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr); | |
693 | asmlinkage long sys_mq_unlink(const char __user *name); | |
21fc538d AB |
694 | 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); |
695 | 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); | |
3c1c456f DB |
696 | asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification); |
697 | asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat); | |
1da177e4 | 698 | |
3c1c456f | 699 | /* ipc/msg.c */ |
1da177e4 | 700 | asmlinkage long sys_msgget(key_t key, int msgflg); |
3c1c456f | 701 | asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); |
1da177e4 LT |
702 | asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp, |
703 | size_t msgsz, long msgtyp, int msgflg); | |
3c1c456f DB |
704 | asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp, |
705 | size_t msgsz, int msgflg); | |
1da177e4 | 706 | |
3c1c456f | 707 | /* ipc/sem.c */ |
1da177e4 | 708 | asmlinkage long sys_semget(key_t key, int nsems, int semflg); |
e1fd1f49 | 709 | asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg); |
1da177e4 LT |
710 | asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops, |
711 | unsigned nsops, | |
21fc538d | 712 | const struct __kernel_timespec __user *timeout); |
3c1c456f DB |
713 | asmlinkage long sys_semop(int semid, struct sembuf __user *sops, |
714 | unsigned nsops); | |
715 | ||
716 | /* ipc/shm.c */ | |
1da177e4 | 717 | asmlinkage long sys_shmget(key_t key, size_t size, int flag); |
1da177e4 | 718 | asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf); |
3c1c456f DB |
719 | asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg); |
720 | asmlinkage long sys_shmdt(char __user *shmaddr); | |
1da177e4 | 721 | |
3c1c456f DB |
722 | /* net/socket.c */ |
723 | asmlinkage long sys_socket(int, int, int); | |
724 | asmlinkage long sys_socketpair(int, int, int, int __user *); | |
725 | asmlinkage long sys_bind(int, struct sockaddr __user *, int); | |
726 | asmlinkage long sys_listen(int, int); | |
727 | asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *); | |
728 | asmlinkage long sys_connect(int, struct sockaddr __user *, int); | |
729 | asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *); | |
730 | asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *); | |
731 | asmlinkage long sys_sendto(int, void __user *, size_t, unsigned, | |
732 | struct sockaddr __user *, int); | |
733 | asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned, | |
734 | struct sockaddr __user *, int __user *); | |
735 | asmlinkage long sys_setsockopt(int fd, int level, int optname, | |
736 | char __user *optval, int optlen); | |
737 | asmlinkage long sys_getsockopt(int fd, int level, int optname, | |
738 | char __user *optval, int __user *optlen); | |
739 | asmlinkage long sys_shutdown(int, int); | |
740 | asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags); | |
741 | asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags); | |
1da177e4 | 742 | |
3c1c456f DB |
743 | /* mm/filemap.c */ |
744 | asmlinkage long sys_readahead(int fd, loff_t offset, size_t count); | |
1da177e4 | 745 | |
3c1c456f DB |
746 | /* mm/nommu.c, also with MMU */ |
747 | asmlinkage long sys_brk(unsigned long brk); | |
748 | asmlinkage long sys_munmap(unsigned long addr, size_t len); | |
749 | asmlinkage long sys_mremap(unsigned long addr, | |
750 | unsigned long old_len, unsigned long new_len, | |
751 | unsigned long flags, unsigned long new_addr); | |
1da177e4 | 752 | |
3c1c456f | 753 | /* security/keys/keyctl.c */ |
1da177e4 LT |
754 | asmlinkage long sys_add_key(const char __user *_type, |
755 | const char __user *_description, | |
756 | const void __user *_payload, | |
757 | size_t plen, | |
758 | key_serial_t destringid); | |
1da177e4 LT |
759 | asmlinkage long sys_request_key(const char __user *_type, |
760 | const char __user *_description, | |
761 | const char __user *_callout_info, | |
762 | key_serial_t destringid); | |
1da177e4 LT |
763 | asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3, |
764 | unsigned long arg4, unsigned long arg5); | |
765 | ||
3c1c456f | 766 | /* arch/example/kernel/sys_example.c */ |
24465a40 | 767 | #ifdef CONFIG_CLONE_BACKWARDS |
3033f14a | 768 | asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long, |
24465a40 AV |
769 | int __user *); |
770 | #else | |
dfa9771a MS |
771 | #ifdef CONFIG_CLONE_BACKWARDS3 |
772 | asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *, | |
3033f14a | 773 | int __user *, unsigned long); |
dfa9771a | 774 | #else |
24465a40 | 775 | asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, |
3033f14a | 776 | int __user *, unsigned long); |
24465a40 | 777 | #endif |
dfa9771a | 778 | #endif |
6b94631f AV |
779 | asmlinkage long sys_execve(const char __user *filename, |
780 | const char __user *const __user *argv, | |
781 | const char __user *const __user *envp); | |
9f66a381 | 782 | |
3c1c456f DB |
783 | /* mm/fadvise.c */ |
784 | asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice); | |
785 | ||
786 | /* mm/, CONFIG_MMU only */ | |
787 | asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags); | |
788 | asmlinkage long sys_swapoff(const char __user *specialfile); | |
789 | asmlinkage long sys_mprotect(unsigned long start, size_t len, | |
790 | unsigned long prot); | |
791 | asmlinkage long sys_msync(unsigned long start, size_t len, int flags); | |
792 | asmlinkage long sys_mlock(unsigned long start, size_t len); | |
793 | asmlinkage long sys_munlock(unsigned long start, size_t len); | |
794 | asmlinkage long sys_mlockall(int flags); | |
795 | asmlinkage long sys_munlockall(void); | |
796 | asmlinkage long sys_mincore(unsigned long start, size_t len, | |
797 | unsigned char __user * vec); | |
798 | asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior); | |
799 | asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size, | |
800 | unsigned long prot, unsigned long pgoff, | |
801 | unsigned long flags); | |
802 | asmlinkage long sys_mbind(unsigned long start, unsigned long len, | |
803 | unsigned long mode, | |
804 | const unsigned long __user *nmask, | |
805 | unsigned long maxnode, | |
806 | unsigned flags); | |
807 | asmlinkage long sys_get_mempolicy(int __user *policy, | |
808 | unsigned long __user *nmask, | |
809 | unsigned long maxnode, | |
810 | unsigned long addr, unsigned long flags); | |
811 | asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask, | |
812 | unsigned long maxnode); | |
813 | asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode, | |
814 | const unsigned long __user *from, | |
815 | const unsigned long __user *to); | |
816 | asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages, | |
817 | const void __user * __user *pages, | |
818 | const int __user *nodes, | |
819 | int __user *status, | |
820 | int flags); | |
821 | ||
822 | asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, | |
823 | siginfo_t __user *uinfo); | |
cdd6c482 IM |
824 | asmlinkage long sys_perf_event_open( |
825 | struct perf_event_attr __user *attr_uptr, | |
2743a5b0 | 826 | pid_t pid, int cpu, int group_fd, unsigned long flags); |
3c1c456f DB |
827 | asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int); |
828 | asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg, | |
829 | unsigned int vlen, unsigned flags, | |
830 | struct timespec __user *timeout); | |
f8b72560 | 831 | |
3c1c456f DB |
832 | asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr, |
833 | int options, struct rusage __user *ru); | |
834 | asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource, | |
835 | const struct rlimit64 __user *new_rlim, | |
836 | struct rlimit64 __user *old_rlim); | |
837 | asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags); | |
838 | asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags, | |
839 | u64 mask, int fd, | |
840 | const char __user *pathname); | |
990d6c2d AK |
841 | asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name, |
842 | struct file_handle __user *handle, | |
843 | int __user *mnt_id, int flag); | |
becfd1f3 AK |
844 | asmlinkage long sys_open_by_handle_at(int mountdirfd, |
845 | struct file_handle __user *handle, | |
846 | int flags); | |
3c1c456f DB |
847 | asmlinkage long sys_clock_adjtime(clockid_t which_clock, |
848 | struct timex __user *tx); | |
849 | asmlinkage long sys_syncfs(int fd); | |
618e724b | 850 | asmlinkage long sys_setns(int fd, int nstype); |
3c1c456f DB |
851 | asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg, |
852 | unsigned int vlen, unsigned flags); | |
fcf63409 CY |
853 | asmlinkage long sys_process_vm_readv(pid_t pid, |
854 | const struct iovec __user *lvec, | |
855 | unsigned long liovcnt, | |
856 | const struct iovec __user *rvec, | |
857 | unsigned long riovcnt, | |
858 | unsigned long flags); | |
859 | asmlinkage long sys_process_vm_writev(pid_t pid, | |
860 | const struct iovec __user *lvec, | |
861 | unsigned long liovcnt, | |
862 | const struct iovec __user *rvec, | |
863 | unsigned long riovcnt, | |
864 | unsigned long flags); | |
d97b46a6 CG |
865 | asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type, |
866 | unsigned long idx1, unsigned long idx2); | |
2f3238ae | 867 | asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags); |
3c1c456f DB |
868 | asmlinkage long sys_sched_setattr(pid_t pid, |
869 | struct sched_attr __user *attr, | |
870 | unsigned int flags); | |
871 | asmlinkage long sys_sched_getattr(pid_t pid, | |
872 | struct sched_attr __user *attr, | |
873 | unsigned int size, | |
874 | unsigned int flags); | |
875 | asmlinkage long sys_renameat2(int olddfd, const char __user *oldname, | |
876 | int newdfd, const char __user *newname, | |
877 | unsigned int flags); | |
48dc92b9 KC |
878 | asmlinkage long sys_seccomp(unsigned int op, unsigned int flags, |
879 | const char __user *uargs); | |
c6e9d6f3 TT |
880 | asmlinkage long sys_getrandom(char __user *buf, size_t count, |
881 | unsigned int flags); | |
3c1c456f | 882 | asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags); |
749730ce | 883 | asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size); |
51f39a1f DD |
884 | asmlinkage long sys_execveat(int dfd, const char __user *filename, |
885 | const char __user *const __user *argv, | |
886 | const char __user *const __user *envp, int flags); | |
3c1c456f | 887 | asmlinkage long sys_userfaultfd(int flags); |
5b25b13a | 888 | asmlinkage long sys_membarrier(int cmd, int flags); |
3c1c456f | 889 | asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags); |
29732938 ZB |
890 | asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in, |
891 | int fd_out, loff_t __user *off_out, | |
892 | size_t len, unsigned int flags); | |
3c1c456f DB |
893 | asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec, |
894 | unsigned long vlen, unsigned long pos_l, unsigned long pos_h, | |
895 | rwf_t flags); | |
896 | asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec, | |
897 | unsigned long vlen, unsigned long pos_l, unsigned long pos_h, | |
898 | rwf_t flags); | |
a60f7b69 DH |
899 | asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len, |
900 | unsigned long prot, int pkey); | |
901 | asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val); | |
902 | asmlinkage long sys_pkey_free(int pkey); | |
a528d35e DH |
903 | asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags, |
904 | unsigned mask, struct statx __user *buffer); | |
d7822b1e MD |
905 | asmlinkage long sys_rseq(struct rseq __user *rseq, uint32_t rseq_len, |
906 | int flags, uint32_t sig); | |
819671ff | 907 | |
3c1c456f DB |
908 | /* |
909 | * Architecture-specific system calls | |
910 | */ | |
911 | ||
912 | /* arch/x86/kernel/ioport.c */ | |
913 | asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on); | |
914 | ||
915 | /* pciconfig: alpha, arm, arm64, ia64, sparc */ | |
916 | asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn, | |
917 | unsigned long off, unsigned long len, | |
918 | void __user *buf); | |
919 | asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn, | |
920 | unsigned long off, unsigned long len, | |
921 | void __user *buf); | |
922 | asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn); | |
923 | ||
924 | /* powerpc */ | |
925 | asmlinkage long sys_spu_run(int fd, __u32 __user *unpc, | |
926 | __u32 __user *ustatus); | |
927 | asmlinkage long sys_spu_create(const char __user *name, | |
928 | unsigned int flags, umode_t mode, int fd); | |
929 | ||
930 | ||
931 | /* | |
932 | * Deprecated system calls which are still defined in | |
933 | * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch | |
934 | */ | |
935 | ||
936 | /* __ARCH_WANT_SYSCALL_NO_AT */ | |
937 | asmlinkage long sys_open(const char __user *filename, | |
938 | int flags, umode_t mode); | |
939 | asmlinkage long sys_link(const char __user *oldname, | |
940 | const char __user *newname); | |
941 | asmlinkage long sys_unlink(const char __user *pathname); | |
942 | asmlinkage long sys_mknod(const char __user *filename, umode_t mode, | |
943 | unsigned dev); | |
944 | asmlinkage long sys_chmod(const char __user *filename, umode_t mode); | |
945 | asmlinkage long sys_chown(const char __user *filename, | |
946 | uid_t user, gid_t group); | |
947 | asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode); | |
948 | asmlinkage long sys_rmdir(const char __user *pathname); | |
949 | asmlinkage long sys_lchown(const char __user *filename, | |
950 | uid_t user, gid_t group); | |
951 | asmlinkage long sys_access(const char __user *filename, int mode); | |
952 | asmlinkage long sys_rename(const char __user *oldname, | |
953 | const char __user *newname); | |
954 | asmlinkage long sys_symlink(const char __user *old, const char __user *new); | |
955 | asmlinkage long sys_utimes(char __user *filename, | |
956 | struct timeval __user *utimes); | |
957 | #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64) | |
958 | asmlinkage long sys_stat64(const char __user *filename, | |
959 | struct stat64 __user *statbuf); | |
960 | asmlinkage long sys_lstat64(const char __user *filename, | |
961 | struct stat64 __user *statbuf); | |
962 | #endif | |
963 | ||
964 | /* __ARCH_WANT_SYSCALL_NO_FLAGS */ | |
965 | asmlinkage long sys_pipe(int __user *fildes); | |
966 | asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd); | |
967 | asmlinkage long sys_epoll_create(int size); | |
968 | asmlinkage long sys_inotify_init(void); | |
969 | asmlinkage long sys_eventfd(unsigned int count); | |
970 | asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask); | |
971 | ||
972 | /* __ARCH_WANT_SYSCALL_OFF_T */ | |
973 | asmlinkage long sys_sendfile(int out_fd, int in_fd, | |
974 | off_t __user *offset, size_t count); | |
975 | asmlinkage long sys_newstat(const char __user *filename, | |
976 | struct stat __user *statbuf); | |
977 | asmlinkage long sys_newlstat(const char __user *filename, | |
978 | struct stat __user *statbuf); | |
979 | asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice); | |
980 | ||
981 | /* __ARCH_WANT_SYSCALL_DEPRECATED */ | |
982 | asmlinkage long sys_alarm(unsigned int seconds); | |
983 | asmlinkage long sys_getpgrp(void); | |
984 | asmlinkage long sys_pause(void); | |
985 | asmlinkage long sys_time(time_t __user *tloc); | |
986 | asmlinkage long sys_utime(char __user *filename, | |
987 | struct utimbuf __user *times); | |
988 | asmlinkage long sys_creat(const char __user *pathname, umode_t mode); | |
989 | asmlinkage long sys_getdents(unsigned int fd, | |
990 | struct linux_dirent __user *dirent, | |
991 | unsigned int count); | |
992 | asmlinkage long sys_futimesat(int dfd, const char __user *filename, | |
993 | struct timeval __user *utimes); | |
994 | asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp, | |
995 | fd_set __user *exp, struct timeval __user *tvp); | |
996 | asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds, | |
997 | int timeout); | |
998 | asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events, | |
999 | int maxevents, int timeout); | |
1000 | asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf); | |
1001 | asmlinkage long sys_vfork(void); | |
1002 | asmlinkage long sys_recv(int, void __user *, size_t, unsigned); | |
1003 | asmlinkage long sys_send(int, void __user *, size_t, unsigned); | |
1004 | asmlinkage long sys_bdflush(int func, long data); | |
1005 | asmlinkage long sys_oldumount(char __user *name); | |
1006 | asmlinkage long sys_uselib(const char __user *library); | |
1007 | asmlinkage long sys_sysctl(struct __sysctl_args __user *args); | |
1008 | asmlinkage long sys_sysfs(int option, | |
1009 | unsigned long arg1, unsigned long arg2); | |
1010 | asmlinkage long sys_fork(void); | |
1011 | ||
1012 | /* obsolete: kernel/time/time.c */ | |
1013 | asmlinkage long sys_stime(time_t __user *tptr); | |
1014 | ||
1015 | /* obsolete: kernel/signal.c */ | |
1016 | asmlinkage long sys_sigpending(old_sigset_t __user *uset); | |
1017 | asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set, | |
1018 | old_sigset_t __user *oset); | |
1019 | #ifdef CONFIG_OLD_SIGSUSPEND | |
1020 | asmlinkage long sys_sigsuspend(old_sigset_t mask); | |
1021 | #endif | |
1022 | ||
1023 | #ifdef CONFIG_OLD_SIGSUSPEND3 | |
1024 | asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask); | |
1025 | #endif | |
1026 | ||
1027 | #ifdef CONFIG_OLD_SIGACTION | |
1028 | asmlinkage long sys_sigaction(int, const struct old_sigaction __user *, | |
1029 | struct old_sigaction __user *); | |
1030 | #endif | |
1031 | asmlinkage long sys_sgetmask(void); | |
1032 | asmlinkage long sys_ssetmask(int newmask); | |
1033 | asmlinkage long sys_signal(int sig, __sighandler_t handler); | |
1034 | ||
1035 | /* obsolete: kernel/sched/core.c */ | |
1036 | asmlinkage long sys_nice(int increment); | |
1037 | ||
1038 | /* obsolete: kernel/kexec_file.c */ | |
1039 | asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd, | |
1040 | unsigned long cmdline_len, | |
1041 | const char __user *cmdline_ptr, | |
1042 | unsigned long flags); | |
1043 | ||
1044 | /* obsolete: kernel/exit.c */ | |
1045 | asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options); | |
1046 | ||
1047 | /* obsolete: kernel/uid16.c */ | |
1048 | #ifdef CONFIG_HAVE_UID16 | |
1049 | asmlinkage long sys_chown16(const char __user *filename, | |
1050 | old_uid_t user, old_gid_t group); | |
1051 | asmlinkage long sys_lchown16(const char __user *filename, | |
1052 | old_uid_t user, old_gid_t group); | |
1053 | asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group); | |
1054 | asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid); | |
1055 | asmlinkage long sys_setgid16(old_gid_t gid); | |
1056 | asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid); | |
1057 | asmlinkage long sys_setuid16(old_uid_t uid); | |
1058 | asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid); | |
1059 | asmlinkage long sys_getresuid16(old_uid_t __user *ruid, | |
1060 | old_uid_t __user *euid, old_uid_t __user *suid); | |
1061 | asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid); | |
1062 | asmlinkage long sys_getresgid16(old_gid_t __user *rgid, | |
1063 | old_gid_t __user *egid, old_gid_t __user *sgid); | |
1064 | asmlinkage long sys_setfsuid16(old_uid_t uid); | |
1065 | asmlinkage long sys_setfsgid16(old_gid_t gid); | |
1066 | asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist); | |
1067 | asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist); | |
1068 | asmlinkage long sys_getuid16(void); | |
1069 | asmlinkage long sys_geteuid16(void); | |
1070 | asmlinkage long sys_getgid16(void); | |
1071 | asmlinkage long sys_getegid16(void); | |
1072 | #endif | |
1073 | ||
1074 | /* obsolete: net/socket.c */ | |
1075 | asmlinkage long sys_socketcall(int call, unsigned long __user *args); | |
1076 | ||
1077 | /* obsolete: fs/stat.c */ | |
1078 | asmlinkage long sys_stat(const char __user *filename, | |
1079 | struct __old_kernel_stat __user *statbuf); | |
1080 | asmlinkage long sys_lstat(const char __user *filename, | |
1081 | struct __old_kernel_stat __user *statbuf); | |
1082 | asmlinkage long sys_fstat(unsigned int fd, | |
1083 | struct __old_kernel_stat __user *statbuf); | |
1084 | asmlinkage long sys_readlink(const char __user *path, | |
1085 | char __user *buf, int bufsiz); | |
1086 | ||
1087 | /* obsolete: fs/select.c */ | |
1088 | asmlinkage long sys_old_select(struct sel_arg_struct __user *arg); | |
1089 | ||
1090 | /* obsolete: fs/readdir.c */ | |
1091 | asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int); | |
1092 | ||
1093 | /* obsolete: kernel/sys.c */ | |
1094 | asmlinkage long sys_gethostname(char __user *name, int len); | |
1095 | asmlinkage long sys_uname(struct old_utsname __user *); | |
1096 | asmlinkage long sys_olduname(struct oldold_utsname __user *); | |
1097 | #ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT | |
1098 | asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim); | |
1099 | #endif | |
1100 | ||
1101 | /* obsolete: ipc */ | |
1102 | asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second, | |
1103 | unsigned long third, void __user *ptr, long fifth); | |
1104 | ||
1105 | /* obsolete: mm/ */ | |
1106 | asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len, | |
1107 | unsigned long prot, unsigned long flags, | |
1108 | unsigned long fd, unsigned long pgoff); | |
1109 | asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg); | |
1110 | ||
1111 | ||
1112 | /* | |
1113 | * Not a real system call, but a placeholder for syscalls which are | |
1114 | * not implemented -- see kernel/sys_ni.c | |
1115 | */ | |
1116 | asmlinkage long sys_ni_syscall(void); | |
1117 | ||
1bd21c6c DB |
1118 | #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */ |
1119 | ||
3c1c456f | 1120 | |
819671ff DB |
1121 | /* |
1122 | * Kernel code should not call syscalls (i.e., sys_xyzyyz()) directly. | |
1123 | * Instead, use one of the functions which work equivalently, such as | |
1124 | * the ksys_xyzyyz() functions prototyped below. | |
1125 | */ | |
1126 | ||
312db1aa DB |
1127 | int ksys_mount(char __user *dev_name, char __user *dir_name, char __user *type, |
1128 | unsigned long flags, void __user *data); | |
3a18ef5c | 1129 | int ksys_umount(char __user *name, int flags); |
c7248321 | 1130 | int ksys_dup(unsigned int fildes); |
a16fe33a | 1131 | int ksys_chroot(const char __user *filename); |
e7a3e8b2 | 1132 | ssize_t ksys_write(unsigned int fd, const char __user *buf, size_t count); |
447016e9 | 1133 | int ksys_chdir(const char __user *filename); |
03450e27 | 1134 | int ksys_fchmod(unsigned int fd, umode_t mode); |
55731b3c | 1135 | int ksys_fchown(unsigned int fd, uid_t user, gid_t group); |
454dab3f DB |
1136 | int ksys_getdents64(unsigned int fd, struct linux_dirent64 __user *dirent, |
1137 | unsigned int count); | |
cbb60b92 | 1138 | int ksys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg); |
76847e43 | 1139 | off_t ksys_lseek(unsigned int fd, off_t offset, unsigned int whence); |
3ce4a7bf | 1140 | ssize_t ksys_read(unsigned int fd, char __user *buf, size_t count); |
70f68ee8 | 1141 | void ksys_sync(void); |
9b32105e | 1142 | int ksys_unshare(unsigned long unshare_flags); |
e2aaa9f4 | 1143 | int ksys_setsid(void); |
806cbae1 DB |
1144 | int ksys_sync_file_range(int fd, loff_t offset, loff_t nbytes, |
1145 | unsigned int flags); | |
36028d5d DB |
1146 | ssize_t ksys_pread64(unsigned int fd, char __user *buf, size_t count, |
1147 | loff_t pos); | |
1148 | ssize_t ksys_pwrite64(unsigned int fd, const char __user *buf, | |
1149 | size_t count, loff_t pos); | |
edf292c7 | 1150 | int ksys_fallocate(int fd, int mode, loff_t offset, loff_t len); |
9d5b7c95 DB |
1151 | #ifdef CONFIG_ADVISE_SYSCALLS |
1152 | int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice); | |
1153 | #else | |
1154 | static inline int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, | |
1155 | int advice) | |
1156 | { | |
1157 | return -EINVAL; | |
1158 | } | |
1159 | #endif | |
a90f590a DB |
1160 | unsigned long ksys_mmap_pgoff(unsigned long addr, unsigned long len, |
1161 | unsigned long prot, unsigned long flags, | |
1162 | unsigned long fd, unsigned long pgoff); | |
c7b95d51 | 1163 | ssize_t ksys_readahead(int fd, loff_t offset, size_t count); |
312db1aa | 1164 | |
0f32ab8c DB |
1165 | /* |
1166 | * The following kernel syscall equivalents are just wrappers to fs-internal | |
1167 | * functions. Therefore, provide stubs to be inlined at the callsites. | |
1168 | */ | |
1169 | extern long do_unlinkat(int dfd, struct filename *name); | |
1170 | ||
1171 | static inline long ksys_unlink(const char __user *pathname) | |
1172 | { | |
1173 | return do_unlinkat(AT_FDCWD, getname(pathname)); | |
1174 | } | |
1175 | ||
f459dffa DB |
1176 | extern long do_rmdir(int dfd, const char __user *pathname); |
1177 | ||
1178 | static inline long ksys_rmdir(const char __user *pathname) | |
1179 | { | |
1180 | return do_rmdir(AT_FDCWD, pathname); | |
1181 | } | |
1182 | ||
0101db7a DB |
1183 | extern long do_mkdirat(int dfd, const char __user *pathname, umode_t mode); |
1184 | ||
1185 | static inline long ksys_mkdir(const char __user *pathname, umode_t mode) | |
1186 | { | |
1187 | return do_mkdirat(AT_FDCWD, pathname, mode); | |
1188 | } | |
1189 | ||
b724e846 DB |
1190 | extern long do_symlinkat(const char __user *oldname, int newdfd, |
1191 | const char __user *newname); | |
1192 | ||
1193 | static inline long ksys_symlink(const char __user *oldname, | |
1194 | const char __user *newname) | |
1195 | { | |
1196 | return do_symlinkat(oldname, AT_FDCWD, newname); | |
1197 | } | |
1198 | ||
87c4e192 DB |
1199 | extern long do_mknodat(int dfd, const char __user *filename, umode_t mode, |
1200 | unsigned int dev); | |
1201 | ||
1202 | static inline long ksys_mknod(const char __user *filename, umode_t mode, | |
1203 | unsigned int dev) | |
1204 | { | |
1205 | return do_mknodat(AT_FDCWD, filename, mode, dev); | |
1206 | } | |
1207 | ||
46ea89eb DB |
1208 | extern int do_linkat(int olddfd, const char __user *oldname, int newdfd, |
1209 | const char __user *newname, int flags); | |
1210 | ||
1211 | static inline long ksys_link(const char __user *oldname, | |
1212 | const char __user *newname) | |
1213 | { | |
1214 | return do_linkat(AT_FDCWD, oldname, AT_FDCWD, newname, 0); | |
1215 | } | |
1216 | ||
03450e27 DB |
1217 | extern int do_fchmodat(int dfd, const char __user *filename, umode_t mode); |
1218 | ||
1219 | static inline int ksys_chmod(const char __user *filename, umode_t mode) | |
1220 | { | |
1221 | return do_fchmodat(AT_FDCWD, filename, mode); | |
1222 | } | |
1223 | ||
cbfe20f5 DB |
1224 | extern long do_faccessat(int dfd, const char __user *filename, int mode); |
1225 | ||
1226 | static inline long ksys_access(const char __user *filename, int mode) | |
1227 | { | |
1228 | return do_faccessat(AT_FDCWD, filename, mode); | |
1229 | } | |
1230 | ||
55731b3c DB |
1231 | extern int do_fchownat(int dfd, const char __user *filename, uid_t user, |
1232 | gid_t group, int flag); | |
1233 | ||
1234 | static inline long ksys_chown(const char __user *filename, uid_t user, | |
1235 | gid_t group) | |
1236 | { | |
1237 | return do_fchownat(AT_FDCWD, filename, user, group, 0); | |
1238 | } | |
1239 | ||
1240 | static inline long ksys_lchown(const char __user *filename, uid_t user, | |
1241 | gid_t group) | |
1242 | { | |
1243 | return do_fchownat(AT_FDCWD, filename, user, group, | |
1244 | AT_SYMLINK_NOFOLLOW); | |
1245 | } | |
1246 | ||
411d9475 DB |
1247 | extern long do_sys_ftruncate(unsigned int fd, loff_t length, int small); |
1248 | ||
1249 | static inline long ksys_ftruncate(unsigned int fd, unsigned long length) | |
1250 | { | |
1251 | return do_sys_ftruncate(fd, length, 1); | |
1252 | } | |
1253 | ||
2ca2a09d DB |
1254 | extern int __close_fd(struct files_struct *files, unsigned int fd); |
1255 | ||
1256 | /* | |
1257 | * In contrast to sys_close(), this stub does not check whether the syscall | |
1258 | * should or should not be restarted, but returns the raw error codes from | |
1259 | * __close_fd(). | |
1260 | */ | |
1261 | static inline int ksys_close(unsigned int fd) | |
1262 | { | |
1263 | return __close_fd(current->files, fd); | |
1264 | } | |
1265 | ||
bae217ea DB |
1266 | extern long do_sys_open(int dfd, const char __user *filename, int flags, |
1267 | umode_t mode); | |
1268 | ||
1269 | static inline long ksys_open(const char __user *filename, int flags, | |
1270 | umode_t mode) | |
1271 | { | |
1272 | if (force_o_largefile()) | |
1273 | flags |= O_LARGEFILE; | |
1274 | return do_sys_open(AT_FDCWD, filename, flags, mode); | |
1275 | } | |
1276 | ||
df260e21 DB |
1277 | extern long do_sys_truncate(const char __user *pathname, loff_t length); |
1278 | ||
1279 | static inline long ksys_truncate(const char __user *pathname, loff_t length) | |
1280 | { | |
1281 | return do_sys_truncate(pathname, length); | |
1282 | } | |
1283 | ||
1da177e4 | 1284 | #endif |