Linux kernel mirror (for testing)
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linux
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
14struct epoll_event;
15struct iattr;
16struct inode;
17struct iocb;
18struct io_event;
19struct iovec;
20struct itimerspec;
21struct itimerval;
22struct kexec_segment;
23struct linux_dirent;
24struct linux_dirent64;
25struct list_head;
26struct mmap_arg_struct;
27struct msgbuf;
28struct user_msghdr;
29struct mmsghdr;
30struct msqid_ds;
31struct new_utsname;
32struct nfsctl_arg;
33struct __old_kernel_stat;
34struct oldold_utsname;
35struct old_utsname;
36struct pollfd;
37struct rlimit;
38struct rlimit64;
39struct rusage;
40struct sched_param;
41struct sched_attr;
42struct sel_arg_struct;
43struct semaphore;
44struct sembuf;
45struct shmid_ds;
46struct sockaddr;
47struct stat;
48struct stat64;
49struct statfs;
50struct statfs64;
51struct statx;
52struct __sysctl_args;
53struct sysinfo;
54struct timespec;
55struct timeval;
56struct timex;
57struct timezone;
58struct tms;
59struct utimbuf;
60struct mq_attr;
61struct compat_stat;
62struct compat_timeval;
63struct robust_list_head;
64struct getcpu_cache;
65struct old_linux_dirent;
66struct perf_event_attr;
67struct file_handle;
68struct sigaltstack;
69union bpf_attr;
70
71#include <linux/types.h>
72#include <linux/aio_abi.h>
73#include <linux/capability.h>
74#include <linux/signal.h>
75#include <linux/list.h>
76#include <linux/bug.h>
77#include <linux/sem.h>
78#include <asm/siginfo.h>
79#include <linux/unistd.h>
80#include <linux/quota.h>
81#include <linux/key.h>
82#include <trace/syscall.h>
83
84/*
85 * __MAP - apply a macro to syscall arguments
86 * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to
87 * m(t1, a1), m(t2, a2), ..., m(tn, an)
88 * The first argument must be equal to the amount of type/name
89 * pairs given. Note that this list of pairs (i.e. the arguments
90 * of __MAP starting at the third one) is in the same format as
91 * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n>
92 */
93#define __MAP0(m,...)
94#define __MAP1(m,t,a) m(t,a)
95#define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__)
96#define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__)
97#define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__)
98#define __MAP5(m,t,a,...) m(t,a), __MAP4(m,__VA_ARGS__)
99#define __MAP6(m,t,a,...) m(t,a), __MAP5(m,__VA_ARGS__)
100#define __MAP(n,...) __MAP##n(__VA_ARGS__)
101
102#define __SC_DECL(t, a) t a
103#define __TYPE_AS(t, v) __same_type((__force t)0, v)
104#define __TYPE_IS_L(t) (__TYPE_AS(t, 0L))
105#define __TYPE_IS_UL(t) (__TYPE_AS(t, 0UL))
106#define __TYPE_IS_LL(t) (__TYPE_AS(t, 0LL) || __TYPE_AS(t, 0ULL))
107#define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a
108#define __SC_CAST(t, a) (__force t) a
109#define __SC_ARGS(t, a) a
110#define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long))
111
112#ifdef CONFIG_FTRACE_SYSCALLS
113#define __SC_STR_ADECL(t, a) #a
114#define __SC_STR_TDECL(t, a) #t
115
116extern struct trace_event_class event_class_syscall_enter;
117extern struct trace_event_class event_class_syscall_exit;
118extern struct trace_event_functions enter_syscall_print_funcs;
119extern struct trace_event_functions exit_syscall_print_funcs;
120
121#define SYSCALL_TRACE_ENTER_EVENT(sname) \
122 static struct syscall_metadata __syscall_meta_##sname; \
123 static struct trace_event_call __used \
124 event_enter_##sname = { \
125 .class = &event_class_syscall_enter, \
126 { \
127 .name = "sys_enter"#sname, \
128 }, \
129 .event.funcs = &enter_syscall_print_funcs, \
130 .data = (void *)&__syscall_meta_##sname,\
131 .flags = TRACE_EVENT_FL_CAP_ANY, \
132 }; \
133 static struct trace_event_call __used \
134 __attribute__((section("_ftrace_events"))) \
135 *__event_enter_##sname = &event_enter_##sname;
136
137#define SYSCALL_TRACE_EXIT_EVENT(sname) \
138 static struct syscall_metadata __syscall_meta_##sname; \
139 static struct trace_event_call __used \
140 event_exit_##sname = { \
141 .class = &event_class_syscall_exit, \
142 { \
143 .name = "sys_exit"#sname, \
144 }, \
145 .event.funcs = &exit_syscall_print_funcs, \
146 .data = (void *)&__syscall_meta_##sname,\
147 .flags = TRACE_EVENT_FL_CAP_ANY, \
148 }; \
149 static struct trace_event_call __used \
150 __attribute__((section("_ftrace_events"))) \
151 *__event_exit_##sname = &event_exit_##sname;
152
153#define SYSCALL_METADATA(sname, nb, ...) \
154 static const char *types_##sname[] = { \
155 __MAP(nb,__SC_STR_TDECL,__VA_ARGS__) \
156 }; \
157 static const char *args_##sname[] = { \
158 __MAP(nb,__SC_STR_ADECL,__VA_ARGS__) \
159 }; \
160 SYSCALL_TRACE_ENTER_EVENT(sname); \
161 SYSCALL_TRACE_EXIT_EVENT(sname); \
162 static struct syscall_metadata __used \
163 __syscall_meta_##sname = { \
164 .name = "sys"#sname, \
165 .syscall_nr = -1, /* Filled in at boot */ \
166 .nb_args = nb, \
167 .types = nb ? types_##sname : NULL, \
168 .args = nb ? args_##sname : NULL, \
169 .enter_event = &event_enter_##sname, \
170 .exit_event = &event_exit_##sname, \
171 .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \
172 }; \
173 static struct syscall_metadata __used \
174 __attribute__((section("__syscalls_metadata"))) \
175 *__p_syscall_meta_##sname = &__syscall_meta_##sname;
176#else
177#define SYSCALL_METADATA(sname, nb, ...)
178#endif
179
180#define SYSCALL_DEFINE0(sname) \
181 SYSCALL_METADATA(_##sname, 0); \
182 asmlinkage long sys_##sname(void)
183
184#define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
185#define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
186#define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
187#define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
188#define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
189#define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
190
191#define SYSCALL_DEFINEx(x, sname, ...) \
192 SYSCALL_METADATA(sname, x, __VA_ARGS__) \
193 __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
194
195#define __PROTECT(...) asmlinkage_protect(__VA_ARGS__)
196#define __SYSCALL_DEFINEx(x, name, ...) \
197 asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \
198 __attribute__((alias(__stringify(SyS##name)))); \
199 static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)); \
200 asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \
201 asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \
202 { \
203 long ret = SYSC##name(__MAP(x,__SC_CAST,__VA_ARGS__)); \
204 __MAP(x,__SC_TEST,__VA_ARGS__); \
205 __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \
206 return ret; \
207 } \
208 static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__))
209
210#ifdef TIF_FSCHECK
211/*
212 * Called before coming back to user-mode. Returning to user-mode with an
213 * address limit different than USER_DS can allow to overwrite kernel memory.
214 */
215static inline void addr_limit_user_check(void)
216{
217
218 if (!test_thread_flag(TIF_FSCHECK))
219 return;
220
221 BUG_ON(!segment_eq(get_fs(), USER_DS));
222 clear_thread_flag(TIF_FSCHECK);
223}
224#endif
225
226asmlinkage long sys32_quotactl(unsigned int cmd, const char __user *special,
227 qid_t id, void __user *addr);
228asmlinkage long sys_time(time_t __user *tloc);
229asmlinkage long sys_stime(time_t __user *tptr);
230asmlinkage long sys_gettimeofday(struct timeval __user *tv,
231 struct timezone __user *tz);
232asmlinkage long sys_settimeofday(struct timeval __user *tv,
233 struct timezone __user *tz);
234asmlinkage long sys_adjtimex(struct timex __user *txc_p);
235
236asmlinkage long sys_times(struct tms __user *tbuf);
237
238asmlinkage long sys_gettid(void);
239asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp);
240asmlinkage long sys_alarm(unsigned int seconds);
241asmlinkage long sys_getpid(void);
242asmlinkage long sys_getppid(void);
243asmlinkage long sys_getuid(void);
244asmlinkage long sys_geteuid(void);
245asmlinkage long sys_getgid(void);
246asmlinkage long sys_getegid(void);
247asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid);
248asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid);
249asmlinkage long sys_getpgid(pid_t pid);
250asmlinkage long sys_getpgrp(void);
251asmlinkage long sys_getsid(pid_t pid);
252asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist);
253
254asmlinkage long sys_setregid(gid_t rgid, gid_t egid);
255asmlinkage long sys_setgid(gid_t gid);
256asmlinkage long sys_setreuid(uid_t ruid, uid_t euid);
257asmlinkage long sys_setuid(uid_t uid);
258asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid);
259asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid);
260asmlinkage long sys_setfsuid(uid_t uid);
261asmlinkage long sys_setfsgid(gid_t gid);
262asmlinkage long sys_setpgid(pid_t pid, pid_t pgid);
263asmlinkage long sys_setsid(void);
264asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist);
265
266asmlinkage long sys_acct(const char __user *name);
267asmlinkage long sys_capget(cap_user_header_t header,
268 cap_user_data_t dataptr);
269asmlinkage long sys_capset(cap_user_header_t header,
270 const cap_user_data_t data);
271asmlinkage long sys_personality(unsigned int personality);
272
273asmlinkage long sys_sigpending(old_sigset_t __user *set);
274asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
275 old_sigset_t __user *oset);
276asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss,
277 struct sigaltstack __user *uoss);
278
279asmlinkage long sys_getitimer(int which, struct itimerval __user *value);
280asmlinkage long sys_setitimer(int which,
281 struct itimerval __user *value,
282 struct itimerval __user *ovalue);
283asmlinkage long sys_timer_create(clockid_t which_clock,
284 struct sigevent __user *timer_event_spec,
285 timer_t __user * created_timer_id);
286asmlinkage long sys_timer_gettime(timer_t timer_id,
287 struct itimerspec __user *setting);
288asmlinkage long sys_timer_getoverrun(timer_t timer_id);
289asmlinkage long sys_timer_settime(timer_t timer_id, int flags,
290 const struct itimerspec __user *new_setting,
291 struct itimerspec __user *old_setting);
292asmlinkage long sys_timer_delete(timer_t timer_id);
293asmlinkage long sys_clock_settime(clockid_t which_clock,
294 const struct timespec __user *tp);
295asmlinkage long sys_clock_gettime(clockid_t which_clock,
296 struct timespec __user *tp);
297asmlinkage long sys_clock_adjtime(clockid_t which_clock,
298 struct timex __user *tx);
299asmlinkage long sys_clock_getres(clockid_t which_clock,
300 struct timespec __user *tp);
301asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags,
302 const struct timespec __user *rqtp,
303 struct timespec __user *rmtp);
304
305asmlinkage long sys_nice(int increment);
306asmlinkage long sys_sched_setscheduler(pid_t pid, int policy,
307 struct sched_param __user *param);
308asmlinkage long sys_sched_setparam(pid_t pid,
309 struct sched_param __user *param);
310asmlinkage long sys_sched_setattr(pid_t pid,
311 struct sched_attr __user *attr,
312 unsigned int flags);
313asmlinkage long sys_sched_getscheduler(pid_t pid);
314asmlinkage long sys_sched_getparam(pid_t pid,
315 struct sched_param __user *param);
316asmlinkage long sys_sched_getattr(pid_t pid,
317 struct sched_attr __user *attr,
318 unsigned int size,
319 unsigned int flags);
320asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len,
321 unsigned long __user *user_mask_ptr);
322asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len,
323 unsigned long __user *user_mask_ptr);
324asmlinkage long sys_sched_yield(void);
325asmlinkage long sys_sched_get_priority_max(int policy);
326asmlinkage long sys_sched_get_priority_min(int policy);
327asmlinkage long sys_sched_rr_get_interval(pid_t pid,
328 struct timespec __user *interval);
329asmlinkage long sys_setpriority(int which, int who, int niceval);
330asmlinkage long sys_getpriority(int which, int who);
331
332asmlinkage long sys_shutdown(int, int);
333asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd,
334 void __user *arg);
335asmlinkage long sys_restart_syscall(void);
336asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
337 struct kexec_segment __user *segments,
338 unsigned long flags);
339asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd,
340 unsigned long cmdline_len,
341 const char __user *cmdline_ptr,
342 unsigned long flags);
343
344asmlinkage long sys_exit(int error_code);
345asmlinkage long sys_exit_group(int error_code);
346asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
347 int options, struct rusage __user *ru);
348asmlinkage long sys_waitid(int which, pid_t pid,
349 struct siginfo __user *infop,
350 int options, struct rusage __user *ru);
351asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options);
352asmlinkage long sys_set_tid_address(int __user *tidptr);
353asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
354 struct timespec __user *utime, u32 __user *uaddr2,
355 u32 val3);
356
357asmlinkage long sys_init_module(void __user *umod, unsigned long len,
358 const char __user *uargs);
359asmlinkage long sys_delete_module(const char __user *name_user,
360 unsigned int flags);
361
362#ifdef CONFIG_OLD_SIGSUSPEND
363asmlinkage long sys_sigsuspend(old_sigset_t mask);
364#endif
365
366#ifdef CONFIG_OLD_SIGSUSPEND3
367asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask);
368#endif
369
370asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize);
371
372#ifdef CONFIG_OLD_SIGACTION
373asmlinkage long sys_sigaction(int, const struct old_sigaction __user *,
374 struct old_sigaction __user *);
375#endif
376
377#ifndef CONFIG_ODD_RT_SIGACTION
378asmlinkage long sys_rt_sigaction(int,
379 const struct sigaction __user *,
380 struct sigaction __user *,
381 size_t);
382#endif
383asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set,
384 sigset_t __user *oset, size_t sigsetsize);
385asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize);
386asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese,
387 siginfo_t __user *uinfo,
388 const struct timespec __user *uts,
389 size_t sigsetsize);
390asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig,
391 siginfo_t __user *uinfo);
392asmlinkage long sys_kill(pid_t pid, int sig);
393asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig);
394asmlinkage long sys_tkill(pid_t pid, int sig);
395asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo);
396asmlinkage long sys_sgetmask(void);
397asmlinkage long sys_ssetmask(int newmask);
398asmlinkage long sys_signal(int sig, __sighandler_t handler);
399asmlinkage long sys_pause(void);
400
401asmlinkage long sys_sync(void);
402asmlinkage long sys_fsync(unsigned int fd);
403asmlinkage long sys_fdatasync(unsigned int fd);
404asmlinkage long sys_bdflush(int func, long data);
405asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
406 char __user *type, unsigned long flags,
407 void __user *data);
408asmlinkage long sys_umount(char __user *name, int flags);
409asmlinkage long sys_oldumount(char __user *name);
410asmlinkage long sys_truncate(const char __user *path, long length);
411asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
412asmlinkage long sys_stat(const char __user *filename,
413 struct __old_kernel_stat __user *statbuf);
414asmlinkage long sys_statfs(const char __user * path,
415 struct statfs __user *buf);
416asmlinkage long sys_statfs64(const char __user *path, size_t sz,
417 struct statfs64 __user *buf);
418asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf);
419asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz,
420 struct statfs64 __user *buf);
421asmlinkage long sys_lstat(const char __user *filename,
422 struct __old_kernel_stat __user *statbuf);
423asmlinkage long sys_fstat(unsigned int fd,
424 struct __old_kernel_stat __user *statbuf);
425asmlinkage long sys_newstat(const char __user *filename,
426 struct stat __user *statbuf);
427asmlinkage long sys_newlstat(const char __user *filename,
428 struct stat __user *statbuf);
429asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf);
430asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf);
431#if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64)
432asmlinkage long sys_stat64(const char __user *filename,
433 struct stat64 __user *statbuf);
434asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
435asmlinkage long sys_lstat64(const char __user *filename,
436 struct stat64 __user *statbuf);
437asmlinkage long sys_fstatat64(int dfd, const char __user *filename,
438 struct stat64 __user *statbuf, int flag);
439#endif
440#if BITS_PER_LONG == 32
441asmlinkage long sys_truncate64(const char __user *path, loff_t length);
442asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length);
443#endif
444
445asmlinkage long sys_setxattr(const char __user *path, const char __user *name,
446 const void __user *value, size_t size, int flags);
447asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
448 const void __user *value, size_t size, int flags);
449asmlinkage long sys_fsetxattr(int fd, const char __user *name,
450 const void __user *value, size_t size, int flags);
451asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
452 void __user *value, size_t size);
453asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
454 void __user *value, size_t size);
455asmlinkage long sys_fgetxattr(int fd, const char __user *name,
456 void __user *value, size_t size);
457asmlinkage long sys_listxattr(const char __user *path, char __user *list,
458 size_t size);
459asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
460 size_t size);
461asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
462asmlinkage long sys_removexattr(const char __user *path,
463 const char __user *name);
464asmlinkage long sys_lremovexattr(const char __user *path,
465 const char __user *name);
466asmlinkage long sys_fremovexattr(int fd, const char __user *name);
467
468asmlinkage long sys_brk(unsigned long brk);
469asmlinkage long sys_mprotect(unsigned long start, size_t len,
470 unsigned long prot);
471asmlinkage long sys_mremap(unsigned long addr,
472 unsigned long old_len, unsigned long new_len,
473 unsigned long flags, unsigned long new_addr);
474asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
475 unsigned long prot, unsigned long pgoff,
476 unsigned long flags);
477asmlinkage long sys_msync(unsigned long start, size_t len, int flags);
478asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice);
479asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
480asmlinkage long sys_munmap(unsigned long addr, size_t len);
481asmlinkage long sys_mlock(unsigned long start, size_t len);
482asmlinkage long sys_munlock(unsigned long start, size_t len);
483asmlinkage long sys_mlockall(int flags);
484asmlinkage long sys_munlockall(void);
485asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
486asmlinkage long sys_mincore(unsigned long start, size_t len,
487 unsigned char __user * vec);
488
489asmlinkage long sys_pivot_root(const char __user *new_root,
490 const char __user *put_old);
491asmlinkage long sys_chroot(const char __user *filename);
492asmlinkage long sys_mknod(const char __user *filename, umode_t mode,
493 unsigned dev);
494asmlinkage long sys_link(const char __user *oldname,
495 const char __user *newname);
496asmlinkage long sys_symlink(const char __user *old, const char __user *new);
497asmlinkage long sys_unlink(const char __user *pathname);
498asmlinkage long sys_rename(const char __user *oldname,
499 const char __user *newname);
500asmlinkage long sys_chmod(const char __user *filename, umode_t mode);
501asmlinkage long sys_fchmod(unsigned int fd, umode_t mode);
502
503asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
504#if BITS_PER_LONG == 32
505asmlinkage long sys_fcntl64(unsigned int fd,
506 unsigned int cmd, unsigned long arg);
507#endif
508asmlinkage long sys_pipe(int __user *fildes);
509asmlinkage long sys_pipe2(int __user *fildes, int flags);
510asmlinkage long sys_dup(unsigned int fildes);
511asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
512asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
513asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
514asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd,
515 unsigned long arg);
516asmlinkage long sys_flock(unsigned int fd, unsigned int cmd);
517asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx);
518asmlinkage long sys_io_destroy(aio_context_t ctx);
519asmlinkage long sys_io_getevents(aio_context_t ctx_id,
520 long min_nr,
521 long nr,
522 struct io_event __user *events,
523 struct timespec __user *timeout);
524asmlinkage long sys_io_submit(aio_context_t, long,
525 struct iocb __user * __user *);
526asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
527 struct io_event __user *result);
528asmlinkage long sys_sendfile(int out_fd, int in_fd,
529 off_t __user *offset, size_t count);
530asmlinkage long sys_sendfile64(int out_fd, int in_fd,
531 loff_t __user *offset, size_t count);
532asmlinkage long sys_readlink(const char __user *path,
533 char __user *buf, int bufsiz);
534asmlinkage long sys_creat(const char __user *pathname, umode_t mode);
535asmlinkage long sys_open(const char __user *filename,
536 int flags, umode_t mode);
537asmlinkage long sys_close(unsigned int fd);
538asmlinkage long sys_access(const char __user *filename, int mode);
539asmlinkage long sys_vhangup(void);
540asmlinkage long sys_chown(const char __user *filename,
541 uid_t user, gid_t group);
542asmlinkage long sys_lchown(const char __user *filename,
543 uid_t user, gid_t group);
544asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group);
545#ifdef CONFIG_HAVE_UID16
546asmlinkage long sys_chown16(const char __user *filename,
547 old_uid_t user, old_gid_t group);
548asmlinkage long sys_lchown16(const char __user *filename,
549 old_uid_t user, old_gid_t group);
550asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group);
551asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid);
552asmlinkage long sys_setgid16(old_gid_t gid);
553asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid);
554asmlinkage long sys_setuid16(old_uid_t uid);
555asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid);
556asmlinkage long sys_getresuid16(old_uid_t __user *ruid,
557 old_uid_t __user *euid, old_uid_t __user *suid);
558asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid);
559asmlinkage long sys_getresgid16(old_gid_t __user *rgid,
560 old_gid_t __user *egid, old_gid_t __user *sgid);
561asmlinkage long sys_setfsuid16(old_uid_t uid);
562asmlinkage long sys_setfsgid16(old_gid_t gid);
563asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist);
564asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist);
565asmlinkage long sys_getuid16(void);
566asmlinkage long sys_geteuid16(void);
567asmlinkage long sys_getgid16(void);
568asmlinkage long sys_getegid16(void);
569#endif
570
571asmlinkage long sys_utime(char __user *filename,
572 struct utimbuf __user *times);
573asmlinkage long sys_utimes(char __user *filename,
574 struct timeval __user *utimes);
575asmlinkage long sys_lseek(unsigned int fd, off_t offset,
576 unsigned int whence);
577asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
578 unsigned long offset_low, loff_t __user *result,
579 unsigned int whence);
580asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
581asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
582asmlinkage long sys_readv(unsigned long fd,
583 const struct iovec __user *vec,
584 unsigned long vlen);
585asmlinkage long sys_write(unsigned int fd, const char __user *buf,
586 size_t count);
587asmlinkage long sys_writev(unsigned long fd,
588 const struct iovec __user *vec,
589 unsigned long vlen);
590asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
591 size_t count, loff_t pos);
592asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
593 size_t count, loff_t pos);
594asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec,
595 unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
596asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec,
597 unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
598 rwf_t flags);
599asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec,
600 unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
601asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec,
602 unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
603 rwf_t flags);
604asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
605asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode);
606asmlinkage long sys_chdir(const char __user *filename);
607asmlinkage long sys_fchdir(unsigned int fd);
608asmlinkage long sys_rmdir(const char __user *pathname);
609asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);
610asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special,
611 qid_t id, void __user *addr);
612asmlinkage long sys_getdents(unsigned int fd,
613 struct linux_dirent __user *dirent,
614 unsigned int count);
615asmlinkage long sys_getdents64(unsigned int fd,
616 struct linux_dirent64 __user *dirent,
617 unsigned int count);
618
619asmlinkage long sys_setsockopt(int fd, int level, int optname,
620 char __user *optval, int optlen);
621asmlinkage long sys_getsockopt(int fd, int level, int optname,
622 char __user *optval, int __user *optlen);
623asmlinkage long sys_bind(int, struct sockaddr __user *, int);
624asmlinkage long sys_connect(int, struct sockaddr __user *, int);
625asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
626asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
627asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
628asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
629asmlinkage long sys_send(int, void __user *, size_t, unsigned);
630asmlinkage long sys_sendto(int, void __user *, size_t, unsigned,
631 struct sockaddr __user *, int);
632asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
633asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg,
634 unsigned int vlen, unsigned flags);
635asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
636asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
637 struct sockaddr __user *, int __user *);
638asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
639asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg,
640 unsigned int vlen, unsigned flags,
641 struct timespec __user *timeout);
642asmlinkage long sys_socket(int, int, int);
643asmlinkage long sys_socketpair(int, int, int, int __user *);
644asmlinkage long sys_socketcall(int call, unsigned long __user *args);
645asmlinkage long sys_listen(int, int);
646asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
647 int timeout);
648asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
649 fd_set __user *exp, struct timeval __user *tvp);
650asmlinkage long sys_old_select(struct sel_arg_struct __user *arg);
651asmlinkage long sys_epoll_create(int size);
652asmlinkage long sys_epoll_create1(int flags);
653asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
654 struct epoll_event __user *event);
655asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,
656 int maxevents, int timeout);
657asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
658 int maxevents, int timeout,
659 const sigset_t __user *sigmask,
660 size_t sigsetsize);
661asmlinkage long sys_gethostname(char __user *name, int len);
662asmlinkage long sys_sethostname(char __user *name, int len);
663asmlinkage long sys_setdomainname(char __user *name, int len);
664asmlinkage long sys_newuname(struct new_utsname __user *name);
665asmlinkage long sys_uname(struct old_utsname __user *);
666asmlinkage long sys_olduname(struct oldold_utsname __user *);
667
668asmlinkage long sys_getrlimit(unsigned int resource,
669 struct rlimit __user *rlim);
670#ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT
671asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim);
672#endif
673asmlinkage long sys_setrlimit(unsigned int resource,
674 struct rlimit __user *rlim);
675asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource,
676 const struct rlimit64 __user *new_rlim,
677 struct rlimit64 __user *old_rlim);
678asmlinkage long sys_getrusage(int who, struct rusage __user *ru);
679asmlinkage long sys_umask(int mask);
680
681asmlinkage long sys_msgget(key_t key, int msgflg);
682asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp,
683 size_t msgsz, int msgflg);
684asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
685 size_t msgsz, long msgtyp, int msgflg);
686asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
687
688asmlinkage long sys_semget(key_t key, int nsems, int semflg);
689asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
690 unsigned nsops);
691asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg);
692asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops,
693 unsigned nsops,
694 const struct timespec __user *timeout);
695asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
696asmlinkage long sys_shmget(key_t key, size_t size, int flag);
697asmlinkage long sys_shmdt(char __user *shmaddr);
698asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
699asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second,
700 unsigned long third, void __user *ptr, long fifth);
701
702asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr);
703asmlinkage long sys_mq_unlink(const char __user *name);
704asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct timespec __user *abs_timeout);
705asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct timespec __user *abs_timeout);
706asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
707asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
708
709asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);
710asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn,
711 unsigned long off, unsigned long len,
712 void __user *buf);
713asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn,
714 unsigned long off, unsigned long len,
715 void __user *buf);
716
717asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
718 unsigned long arg4, unsigned long arg5);
719asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags);
720asmlinkage long sys_swapoff(const char __user *specialfile);
721asmlinkage long sys_sysctl(struct __sysctl_args __user *args);
722asmlinkage long sys_sysinfo(struct sysinfo __user *info);
723asmlinkage long sys_sysfs(int option,
724 unsigned long arg1, unsigned long arg2);
725asmlinkage long sys_syslog(int type, char __user *buf, int len);
726asmlinkage long sys_uselib(const char __user *library);
727asmlinkage long sys_ni_syscall(void);
728asmlinkage long sys_ptrace(long request, long pid, unsigned long addr,
729 unsigned long data);
730
731asmlinkage long sys_add_key(const char __user *_type,
732 const char __user *_description,
733 const void __user *_payload,
734 size_t plen,
735 key_serial_t destringid);
736
737asmlinkage long sys_request_key(const char __user *_type,
738 const char __user *_description,
739 const char __user *_callout_info,
740 key_serial_t destringid);
741
742asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3,
743 unsigned long arg4, unsigned long arg5);
744
745asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
746asmlinkage long sys_ioprio_get(int which, int who);
747asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask,
748 unsigned long maxnode);
749asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,
750 const unsigned long __user *from,
751 const unsigned long __user *to);
752asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
753 const void __user * __user *pages,
754 const int __user *nodes,
755 int __user *status,
756 int flags);
757asmlinkage long sys_mbind(unsigned long start, unsigned long len,
758 unsigned long mode,
759 const unsigned long __user *nmask,
760 unsigned long maxnode,
761 unsigned flags);
762asmlinkage long sys_get_mempolicy(int __user *policy,
763 unsigned long __user *nmask,
764 unsigned long maxnode,
765 unsigned long addr, unsigned long flags);
766
767asmlinkage long sys_inotify_init(void);
768asmlinkage long sys_inotify_init1(int flags);
769asmlinkage long sys_inotify_add_watch(int fd, const char __user *path,
770 u32 mask);
771asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd);
772
773asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
774 __u32 __user *ustatus);
775asmlinkage long sys_spu_create(const char __user *name,
776 unsigned int flags, umode_t mode, int fd);
777
778asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
779 unsigned dev);
780asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode);
781asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
782asmlinkage long sys_symlinkat(const char __user * oldname,
783 int newdfd, const char __user * newname);
784asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
785 int newdfd, const char __user *newname, int flags);
786asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
787 int newdfd, const char __user * newname);
788asmlinkage long sys_renameat2(int olddfd, const char __user *oldname,
789 int newdfd, const char __user *newname,
790 unsigned int flags);
791asmlinkage long sys_futimesat(int dfd, const char __user *filename,
792 struct timeval __user *utimes);
793asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
794asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
795 umode_t mode);
796asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
797 gid_t group, int flag);
798asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
799 umode_t mode);
800asmlinkage long sys_newfstatat(int dfd, const char __user *filename,
801 struct stat __user *statbuf, int flag);
802asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
803 int bufsiz);
804asmlinkage long sys_utimensat(int dfd, const char __user *filename,
805 struct timespec __user *utimes, int flags);
806asmlinkage long sys_unshare(unsigned long unshare_flags);
807
808asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
809 int fd_out, loff_t __user *off_out,
810 size_t len, unsigned int flags);
811
812asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov,
813 unsigned long nr_segs, unsigned int flags);
814
815asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
816
817asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
818 unsigned int flags);
819asmlinkage long sys_sync_file_range2(int fd, unsigned int flags,
820 loff_t offset, loff_t nbytes);
821asmlinkage long sys_get_robust_list(int pid,
822 struct robust_list_head __user * __user *head_ptr,
823 size_t __user *len_ptr);
824asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
825 size_t len);
826asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
827asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask);
828asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags);
829asmlinkage long sys_timerfd_create(int clockid, int flags);
830asmlinkage long sys_timerfd_settime(int ufd, int flags,
831 const struct itimerspec __user *utmr,
832 struct itimerspec __user *otmr);
833asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr);
834asmlinkage long sys_eventfd(unsigned int count);
835asmlinkage long sys_eventfd2(unsigned int count, int flags);
836asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags);
837asmlinkage long sys_userfaultfd(int flags);
838asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
839asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
840asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
841 fd_set __user *, struct timespec __user *,
842 void __user *);
843asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
844 struct timespec __user *, const sigset_t __user *,
845 size_t);
846asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags);
847asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags,
848 u64 mask, int fd,
849 const char __user *pathname);
850asmlinkage long sys_syncfs(int fd);
851
852asmlinkage long sys_fork(void);
853asmlinkage long sys_vfork(void);
854#ifdef CONFIG_CLONE_BACKWARDS
855asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long,
856 int __user *);
857#else
858#ifdef CONFIG_CLONE_BACKWARDS3
859asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *,
860 int __user *, unsigned long);
861#else
862asmlinkage long sys_clone(unsigned long, unsigned long, int __user *,
863 int __user *, unsigned long);
864#endif
865#endif
866
867asmlinkage long sys_execve(const char __user *filename,
868 const char __user *const __user *argv,
869 const char __user *const __user *envp);
870
871asmlinkage long sys_perf_event_open(
872 struct perf_event_attr __user *attr_uptr,
873 pid_t pid, int cpu, int group_fd, unsigned long flags);
874
875asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len,
876 unsigned long prot, unsigned long flags,
877 unsigned long fd, unsigned long pgoff);
878asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg);
879asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name,
880 struct file_handle __user *handle,
881 int __user *mnt_id, int flag);
882asmlinkage long sys_open_by_handle_at(int mountdirfd,
883 struct file_handle __user *handle,
884 int flags);
885asmlinkage long sys_setns(int fd, int nstype);
886asmlinkage long sys_process_vm_readv(pid_t pid,
887 const struct iovec __user *lvec,
888 unsigned long liovcnt,
889 const struct iovec __user *rvec,
890 unsigned long riovcnt,
891 unsigned long flags);
892asmlinkage long sys_process_vm_writev(pid_t pid,
893 const struct iovec __user *lvec,
894 unsigned long liovcnt,
895 const struct iovec __user *rvec,
896 unsigned long riovcnt,
897 unsigned long flags);
898
899asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type,
900 unsigned long idx1, unsigned long idx2);
901asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags);
902asmlinkage long sys_seccomp(unsigned int op, unsigned int flags,
903 const char __user *uargs);
904asmlinkage long sys_getrandom(char __user *buf, size_t count,
905 unsigned int flags);
906asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size);
907
908asmlinkage long sys_execveat(int dfd, const char __user *filename,
909 const char __user *const __user *argv,
910 const char __user *const __user *envp, int flags);
911
912asmlinkage long sys_membarrier(int cmd, int flags);
913asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in,
914 int fd_out, loff_t __user *off_out,
915 size_t len, unsigned int flags);
916
917asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags);
918
919asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len,
920 unsigned long prot, int pkey);
921asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val);
922asmlinkage long sys_pkey_free(int pkey);
923asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags,
924 unsigned mask, struct statx __user *buffer);
925
926#endif