Linux kernel mirror (for testing)
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kernel
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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
177static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
178{
179 return tp_event->class == &event_class_syscall_enter ||
180 tp_event->class == &event_class_syscall_exit;
181}
182
183#else
184#define SYSCALL_METADATA(sname, nb, ...)
185
186static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
187{
188 return 0;
189}
190#endif
191
192#define SYSCALL_DEFINE0(sname) \
193 SYSCALL_METADATA(_##sname, 0); \
194 asmlinkage long sys_##sname(void)
195
196#define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
197#define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
198#define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
199#define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
200#define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
201#define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
202
203#define SYSCALL_DEFINE_MAXARGS 6
204
205#define SYSCALL_DEFINEx(x, sname, ...) \
206 SYSCALL_METADATA(sname, x, __VA_ARGS__) \
207 __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
208
209#define __PROTECT(...) asmlinkage_protect(__VA_ARGS__)
210#define __SYSCALL_DEFINEx(x, name, ...) \
211 asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \
212 __attribute__((alias(__stringify(SyS##name)))); \
213 static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)); \
214 asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \
215 asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \
216 { \
217 long ret = SYSC##name(__MAP(x,__SC_CAST,__VA_ARGS__)); \
218 __MAP(x,__SC_TEST,__VA_ARGS__); \
219 __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \
220 return ret; \
221 } \
222 static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__))
223
224/*
225 * Called before coming back to user-mode. Returning to user-mode with an
226 * address limit different than USER_DS can allow to overwrite kernel memory.
227 */
228static inline void addr_limit_user_check(void)
229{
230#ifdef TIF_FSCHECK
231 if (!test_thread_flag(TIF_FSCHECK))
232 return;
233#endif
234
235 if (CHECK_DATA_CORRUPTION(!segment_eq(get_fs(), USER_DS),
236 "Invalid address limit on user-mode return"))
237 force_sig(SIGKILL, current);
238
239#ifdef TIF_FSCHECK
240 clear_thread_flag(TIF_FSCHECK);
241#endif
242}
243
244asmlinkage long sys32_quotactl(unsigned int cmd, const char __user *special,
245 qid_t id, void __user *addr);
246asmlinkage long sys_time(time_t __user *tloc);
247asmlinkage long sys_stime(time_t __user *tptr);
248asmlinkage long sys_gettimeofday(struct timeval __user *tv,
249 struct timezone __user *tz);
250asmlinkage long sys_settimeofday(struct timeval __user *tv,
251 struct timezone __user *tz);
252asmlinkage long sys_adjtimex(struct timex __user *txc_p);
253
254asmlinkage long sys_times(struct tms __user *tbuf);
255
256asmlinkage long sys_gettid(void);
257asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp);
258asmlinkage long sys_alarm(unsigned int seconds);
259asmlinkage long sys_getpid(void);
260asmlinkage long sys_getppid(void);
261asmlinkage long sys_getuid(void);
262asmlinkage long sys_geteuid(void);
263asmlinkage long sys_getgid(void);
264asmlinkage long sys_getegid(void);
265asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid);
266asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid);
267asmlinkage long sys_getpgid(pid_t pid);
268asmlinkage long sys_getpgrp(void);
269asmlinkage long sys_getsid(pid_t pid);
270asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist);
271
272asmlinkage long sys_setregid(gid_t rgid, gid_t egid);
273asmlinkage long sys_setgid(gid_t gid);
274asmlinkage long sys_setreuid(uid_t ruid, uid_t euid);
275asmlinkage long sys_setuid(uid_t uid);
276asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid);
277asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid);
278asmlinkage long sys_setfsuid(uid_t uid);
279asmlinkage long sys_setfsgid(gid_t gid);
280asmlinkage long sys_setpgid(pid_t pid, pid_t pgid);
281asmlinkage long sys_setsid(void);
282asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist);
283
284asmlinkage long sys_acct(const char __user *name);
285asmlinkage long sys_capget(cap_user_header_t header,
286 cap_user_data_t dataptr);
287asmlinkage long sys_capset(cap_user_header_t header,
288 const cap_user_data_t data);
289asmlinkage long sys_personality(unsigned int personality);
290
291asmlinkage long sys_sigpending(old_sigset_t __user *set);
292asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
293 old_sigset_t __user *oset);
294asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss,
295 struct sigaltstack __user *uoss);
296
297asmlinkage long sys_getitimer(int which, struct itimerval __user *value);
298asmlinkage long sys_setitimer(int which,
299 struct itimerval __user *value,
300 struct itimerval __user *ovalue);
301asmlinkage long sys_timer_create(clockid_t which_clock,
302 struct sigevent __user *timer_event_spec,
303 timer_t __user * created_timer_id);
304asmlinkage long sys_timer_gettime(timer_t timer_id,
305 struct itimerspec __user *setting);
306asmlinkage long sys_timer_getoverrun(timer_t timer_id);
307asmlinkage long sys_timer_settime(timer_t timer_id, int flags,
308 const struct itimerspec __user *new_setting,
309 struct itimerspec __user *old_setting);
310asmlinkage long sys_timer_delete(timer_t timer_id);
311asmlinkage long sys_clock_settime(clockid_t which_clock,
312 const struct timespec __user *tp);
313asmlinkage long sys_clock_gettime(clockid_t which_clock,
314 struct timespec __user *tp);
315asmlinkage long sys_clock_adjtime(clockid_t which_clock,
316 struct timex __user *tx);
317asmlinkage long sys_clock_getres(clockid_t which_clock,
318 struct timespec __user *tp);
319asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags,
320 const struct timespec __user *rqtp,
321 struct timespec __user *rmtp);
322
323asmlinkage long sys_nice(int increment);
324asmlinkage long sys_sched_setscheduler(pid_t pid, int policy,
325 struct sched_param __user *param);
326asmlinkage long sys_sched_setparam(pid_t pid,
327 struct sched_param __user *param);
328asmlinkage long sys_sched_setattr(pid_t pid,
329 struct sched_attr __user *attr,
330 unsigned int flags);
331asmlinkage long sys_sched_getscheduler(pid_t pid);
332asmlinkage long sys_sched_getparam(pid_t pid,
333 struct sched_param __user *param);
334asmlinkage long sys_sched_getattr(pid_t pid,
335 struct sched_attr __user *attr,
336 unsigned int size,
337 unsigned int flags);
338asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len,
339 unsigned long __user *user_mask_ptr);
340asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len,
341 unsigned long __user *user_mask_ptr);
342asmlinkage long sys_sched_yield(void);
343asmlinkage long sys_sched_get_priority_max(int policy);
344asmlinkage long sys_sched_get_priority_min(int policy);
345asmlinkage long sys_sched_rr_get_interval(pid_t pid,
346 struct timespec __user *interval);
347asmlinkage long sys_setpriority(int which, int who, int niceval);
348asmlinkage long sys_getpriority(int which, int who);
349
350asmlinkage long sys_shutdown(int, int);
351asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd,
352 void __user *arg);
353asmlinkage long sys_restart_syscall(void);
354asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
355 struct kexec_segment __user *segments,
356 unsigned long flags);
357asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd,
358 unsigned long cmdline_len,
359 const char __user *cmdline_ptr,
360 unsigned long flags);
361
362asmlinkage long sys_exit(int error_code);
363asmlinkage long sys_exit_group(int error_code);
364asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
365 int options, struct rusage __user *ru);
366asmlinkage long sys_waitid(int which, pid_t pid,
367 struct siginfo __user *infop,
368 int options, struct rusage __user *ru);
369asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options);
370asmlinkage long sys_set_tid_address(int __user *tidptr);
371asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
372 struct timespec __user *utime, u32 __user *uaddr2,
373 u32 val3);
374
375asmlinkage long sys_init_module(void __user *umod, unsigned long len,
376 const char __user *uargs);
377asmlinkage long sys_delete_module(const char __user *name_user,
378 unsigned int flags);
379
380#ifdef CONFIG_OLD_SIGSUSPEND
381asmlinkage long sys_sigsuspend(old_sigset_t mask);
382#endif
383
384#ifdef CONFIG_OLD_SIGSUSPEND3
385asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask);
386#endif
387
388asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize);
389
390#ifdef CONFIG_OLD_SIGACTION
391asmlinkage long sys_sigaction(int, const struct old_sigaction __user *,
392 struct old_sigaction __user *);
393#endif
394
395#ifndef CONFIG_ODD_RT_SIGACTION
396asmlinkage long sys_rt_sigaction(int,
397 const struct sigaction __user *,
398 struct sigaction __user *,
399 size_t);
400#endif
401asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set,
402 sigset_t __user *oset, size_t sigsetsize);
403asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize);
404asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese,
405 siginfo_t __user *uinfo,
406 const struct timespec __user *uts,
407 size_t sigsetsize);
408asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig,
409 siginfo_t __user *uinfo);
410asmlinkage long sys_kill(pid_t pid, int sig);
411asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig);
412asmlinkage long sys_tkill(pid_t pid, int sig);
413asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo);
414asmlinkage long sys_sgetmask(void);
415asmlinkage long sys_ssetmask(int newmask);
416asmlinkage long sys_signal(int sig, __sighandler_t handler);
417asmlinkage long sys_pause(void);
418
419asmlinkage long sys_sync(void);
420asmlinkage long sys_fsync(unsigned int fd);
421asmlinkage long sys_fdatasync(unsigned int fd);
422asmlinkage long sys_bdflush(int func, long data);
423asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
424 char __user *type, unsigned long flags,
425 void __user *data);
426asmlinkage long sys_umount(char __user *name, int flags);
427asmlinkage long sys_oldumount(char __user *name);
428asmlinkage long sys_truncate(const char __user *path, long length);
429asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
430asmlinkage long sys_stat(const char __user *filename,
431 struct __old_kernel_stat __user *statbuf);
432asmlinkage long sys_statfs(const char __user * path,
433 struct statfs __user *buf);
434asmlinkage long sys_statfs64(const char __user *path, size_t sz,
435 struct statfs64 __user *buf);
436asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf);
437asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz,
438 struct statfs64 __user *buf);
439asmlinkage long sys_lstat(const char __user *filename,
440 struct __old_kernel_stat __user *statbuf);
441asmlinkage long sys_fstat(unsigned int fd,
442 struct __old_kernel_stat __user *statbuf);
443asmlinkage long sys_newstat(const char __user *filename,
444 struct stat __user *statbuf);
445asmlinkage long sys_newlstat(const char __user *filename,
446 struct stat __user *statbuf);
447asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf);
448asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf);
449#if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64)
450asmlinkage long sys_stat64(const char __user *filename,
451 struct stat64 __user *statbuf);
452asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
453asmlinkage long sys_lstat64(const char __user *filename,
454 struct stat64 __user *statbuf);
455asmlinkage long sys_fstatat64(int dfd, const char __user *filename,
456 struct stat64 __user *statbuf, int flag);
457#endif
458#if BITS_PER_LONG == 32
459asmlinkage long sys_truncate64(const char __user *path, loff_t length);
460asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length);
461#endif
462
463asmlinkage long sys_setxattr(const char __user *path, const char __user *name,
464 const void __user *value, size_t size, int flags);
465asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
466 const void __user *value, size_t size, int flags);
467asmlinkage long sys_fsetxattr(int fd, const char __user *name,
468 const void __user *value, size_t size, int flags);
469asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
470 void __user *value, size_t size);
471asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
472 void __user *value, size_t size);
473asmlinkage long sys_fgetxattr(int fd, const char __user *name,
474 void __user *value, size_t size);
475asmlinkage long sys_listxattr(const char __user *path, char __user *list,
476 size_t size);
477asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
478 size_t size);
479asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
480asmlinkage long sys_removexattr(const char __user *path,
481 const char __user *name);
482asmlinkage long sys_lremovexattr(const char __user *path,
483 const char __user *name);
484asmlinkage long sys_fremovexattr(int fd, const char __user *name);
485
486asmlinkage long sys_brk(unsigned long brk);
487asmlinkage long sys_mprotect(unsigned long start, size_t len,
488 unsigned long prot);
489asmlinkage long sys_mremap(unsigned long addr,
490 unsigned long old_len, unsigned long new_len,
491 unsigned long flags, unsigned long new_addr);
492asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
493 unsigned long prot, unsigned long pgoff,
494 unsigned long flags);
495asmlinkage long sys_msync(unsigned long start, size_t len, int flags);
496asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice);
497asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
498asmlinkage long sys_munmap(unsigned long addr, size_t len);
499asmlinkage long sys_mlock(unsigned long start, size_t len);
500asmlinkage long sys_munlock(unsigned long start, size_t len);
501asmlinkage long sys_mlockall(int flags);
502asmlinkage long sys_munlockall(void);
503asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
504asmlinkage long sys_mincore(unsigned long start, size_t len,
505 unsigned char __user * vec);
506
507asmlinkage long sys_pivot_root(const char __user *new_root,
508 const char __user *put_old);
509asmlinkage long sys_chroot(const char __user *filename);
510asmlinkage long sys_mknod(const char __user *filename, umode_t mode,
511 unsigned dev);
512asmlinkage long sys_link(const char __user *oldname,
513 const char __user *newname);
514asmlinkage long sys_symlink(const char __user *old, const char __user *new);
515asmlinkage long sys_unlink(const char __user *pathname);
516asmlinkage long sys_rename(const char __user *oldname,
517 const char __user *newname);
518asmlinkage long sys_chmod(const char __user *filename, umode_t mode);
519asmlinkage long sys_fchmod(unsigned int fd, umode_t mode);
520
521asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
522#if BITS_PER_LONG == 32
523asmlinkage long sys_fcntl64(unsigned int fd,
524 unsigned int cmd, unsigned long arg);
525#endif
526asmlinkage long sys_pipe(int __user *fildes);
527asmlinkage long sys_pipe2(int __user *fildes, int flags);
528asmlinkage long sys_dup(unsigned int fildes);
529asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
530asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
531asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
532asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd,
533 unsigned long arg);
534asmlinkage long sys_flock(unsigned int fd, unsigned int cmd);
535asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx);
536asmlinkage long sys_io_destroy(aio_context_t ctx);
537asmlinkage long sys_io_getevents(aio_context_t ctx_id,
538 long min_nr,
539 long nr,
540 struct io_event __user *events,
541 struct timespec __user *timeout);
542asmlinkage long sys_io_submit(aio_context_t, long,
543 struct iocb __user * __user *);
544asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
545 struct io_event __user *result);
546asmlinkage long sys_sendfile(int out_fd, int in_fd,
547 off_t __user *offset, size_t count);
548asmlinkage long sys_sendfile64(int out_fd, int in_fd,
549 loff_t __user *offset, size_t count);
550asmlinkage long sys_readlink(const char __user *path,
551 char __user *buf, int bufsiz);
552asmlinkage long sys_creat(const char __user *pathname, umode_t mode);
553asmlinkage long sys_open(const char __user *filename,
554 int flags, umode_t mode);
555asmlinkage long sys_close(unsigned int fd);
556asmlinkage long sys_access(const char __user *filename, int mode);
557asmlinkage long sys_vhangup(void);
558asmlinkage long sys_chown(const char __user *filename,
559 uid_t user, gid_t group);
560asmlinkage long sys_lchown(const char __user *filename,
561 uid_t user, gid_t group);
562asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group);
563#ifdef CONFIG_HAVE_UID16
564asmlinkage long sys_chown16(const char __user *filename,
565 old_uid_t user, old_gid_t group);
566asmlinkage long sys_lchown16(const char __user *filename,
567 old_uid_t user, old_gid_t group);
568asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group);
569asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid);
570asmlinkage long sys_setgid16(old_gid_t gid);
571asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid);
572asmlinkage long sys_setuid16(old_uid_t uid);
573asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid);
574asmlinkage long sys_getresuid16(old_uid_t __user *ruid,
575 old_uid_t __user *euid, old_uid_t __user *suid);
576asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid);
577asmlinkage long sys_getresgid16(old_gid_t __user *rgid,
578 old_gid_t __user *egid, old_gid_t __user *sgid);
579asmlinkage long sys_setfsuid16(old_uid_t uid);
580asmlinkage long sys_setfsgid16(old_gid_t gid);
581asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist);
582asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist);
583asmlinkage long sys_getuid16(void);
584asmlinkage long sys_geteuid16(void);
585asmlinkage long sys_getgid16(void);
586asmlinkage long sys_getegid16(void);
587#endif
588
589asmlinkage long sys_utime(char __user *filename,
590 struct utimbuf __user *times);
591asmlinkage long sys_utimes(char __user *filename,
592 struct timeval __user *utimes);
593asmlinkage long sys_lseek(unsigned int fd, off_t offset,
594 unsigned int whence);
595asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
596 unsigned long offset_low, loff_t __user *result,
597 unsigned int whence);
598asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
599asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
600asmlinkage long sys_readv(unsigned long fd,
601 const struct iovec __user *vec,
602 unsigned long vlen);
603asmlinkage long sys_write(unsigned int fd, const char __user *buf,
604 size_t count);
605asmlinkage long sys_writev(unsigned long fd,
606 const struct iovec __user *vec,
607 unsigned long vlen);
608asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
609 size_t count, loff_t pos);
610asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
611 size_t count, loff_t pos);
612asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec,
613 unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
614asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec,
615 unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
616 rwf_t flags);
617asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec,
618 unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
619asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec,
620 unsigned long vlen, unsigned long pos_l, unsigned long pos_h,
621 rwf_t flags);
622asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
623asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode);
624asmlinkage long sys_chdir(const char __user *filename);
625asmlinkage long sys_fchdir(unsigned int fd);
626asmlinkage long sys_rmdir(const char __user *pathname);
627asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);
628asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special,
629 qid_t id, void __user *addr);
630asmlinkage long sys_getdents(unsigned int fd,
631 struct linux_dirent __user *dirent,
632 unsigned int count);
633asmlinkage long sys_getdents64(unsigned int fd,
634 struct linux_dirent64 __user *dirent,
635 unsigned int count);
636
637asmlinkage long sys_setsockopt(int fd, int level, int optname,
638 char __user *optval, int optlen);
639asmlinkage long sys_getsockopt(int fd, int level, int optname,
640 char __user *optval, int __user *optlen);
641asmlinkage long sys_bind(int, struct sockaddr __user *, int);
642asmlinkage long sys_connect(int, struct sockaddr __user *, int);
643asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
644asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
645asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
646asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
647asmlinkage long sys_send(int, void __user *, size_t, unsigned);
648asmlinkage long sys_sendto(int, void __user *, size_t, unsigned,
649 struct sockaddr __user *, int);
650asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
651asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg,
652 unsigned int vlen, unsigned flags);
653asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
654asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
655 struct sockaddr __user *, int __user *);
656asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags);
657asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg,
658 unsigned int vlen, unsigned flags,
659 struct timespec __user *timeout);
660asmlinkage long sys_socket(int, int, int);
661asmlinkage long sys_socketpair(int, int, int, int __user *);
662asmlinkage long sys_socketcall(int call, unsigned long __user *args);
663asmlinkage long sys_listen(int, int);
664asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
665 int timeout);
666asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
667 fd_set __user *exp, struct timeval __user *tvp);
668asmlinkage long sys_old_select(struct sel_arg_struct __user *arg);
669asmlinkage long sys_epoll_create(int size);
670asmlinkage long sys_epoll_create1(int flags);
671asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
672 struct epoll_event __user *event);
673asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,
674 int maxevents, int timeout);
675asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
676 int maxevents, int timeout,
677 const sigset_t __user *sigmask,
678 size_t sigsetsize);
679asmlinkage long sys_gethostname(char __user *name, int len);
680asmlinkage long sys_sethostname(char __user *name, int len);
681asmlinkage long sys_setdomainname(char __user *name, int len);
682asmlinkage long sys_newuname(struct new_utsname __user *name);
683asmlinkage long sys_uname(struct old_utsname __user *);
684asmlinkage long sys_olduname(struct oldold_utsname __user *);
685
686asmlinkage long sys_getrlimit(unsigned int resource,
687 struct rlimit __user *rlim);
688#ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT
689asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim);
690#endif
691asmlinkage long sys_setrlimit(unsigned int resource,
692 struct rlimit __user *rlim);
693asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource,
694 const struct rlimit64 __user *new_rlim,
695 struct rlimit64 __user *old_rlim);
696asmlinkage long sys_getrusage(int who, struct rusage __user *ru);
697asmlinkage long sys_umask(int mask);
698
699asmlinkage long sys_msgget(key_t key, int msgflg);
700asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp,
701 size_t msgsz, int msgflg);
702asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
703 size_t msgsz, long msgtyp, int msgflg);
704asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
705
706asmlinkage long sys_semget(key_t key, int nsems, int semflg);
707asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
708 unsigned nsops);
709asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg);
710asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops,
711 unsigned nsops,
712 const struct timespec __user *timeout);
713asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
714asmlinkage long sys_shmget(key_t key, size_t size, int flag);
715asmlinkage long sys_shmdt(char __user *shmaddr);
716asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
717asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second,
718 unsigned long third, void __user *ptr, long fifth);
719
720asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr);
721asmlinkage long sys_mq_unlink(const char __user *name);
722asmlinkage 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);
723asmlinkage 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);
724asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
725asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
726
727asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);
728asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn,
729 unsigned long off, unsigned long len,
730 void __user *buf);
731asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn,
732 unsigned long off, unsigned long len,
733 void __user *buf);
734
735asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
736 unsigned long arg4, unsigned long arg5);
737asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags);
738asmlinkage long sys_swapoff(const char __user *specialfile);
739asmlinkage long sys_sysctl(struct __sysctl_args __user *args);
740asmlinkage long sys_sysinfo(struct sysinfo __user *info);
741asmlinkage long sys_sysfs(int option,
742 unsigned long arg1, unsigned long arg2);
743asmlinkage long sys_syslog(int type, char __user *buf, int len);
744asmlinkage long sys_uselib(const char __user *library);
745asmlinkage long sys_ni_syscall(void);
746asmlinkage long sys_ptrace(long request, long pid, unsigned long addr,
747 unsigned long data);
748
749asmlinkage long sys_add_key(const char __user *_type,
750 const char __user *_description,
751 const void __user *_payload,
752 size_t plen,
753 key_serial_t destringid);
754
755asmlinkage long sys_request_key(const char __user *_type,
756 const char __user *_description,
757 const char __user *_callout_info,
758 key_serial_t destringid);
759
760asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3,
761 unsigned long arg4, unsigned long arg5);
762
763asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
764asmlinkage long sys_ioprio_get(int which, int who);
765asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask,
766 unsigned long maxnode);
767asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,
768 const unsigned long __user *from,
769 const unsigned long __user *to);
770asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
771 const void __user * __user *pages,
772 const int __user *nodes,
773 int __user *status,
774 int flags);
775asmlinkage long sys_mbind(unsigned long start, unsigned long len,
776 unsigned long mode,
777 const unsigned long __user *nmask,
778 unsigned long maxnode,
779 unsigned flags);
780asmlinkage long sys_get_mempolicy(int __user *policy,
781 unsigned long __user *nmask,
782 unsigned long maxnode,
783 unsigned long addr, unsigned long flags);
784
785asmlinkage long sys_inotify_init(void);
786asmlinkage long sys_inotify_init1(int flags);
787asmlinkage long sys_inotify_add_watch(int fd, const char __user *path,
788 u32 mask);
789asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd);
790
791asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
792 __u32 __user *ustatus);
793asmlinkage long sys_spu_create(const char __user *name,
794 unsigned int flags, umode_t mode, int fd);
795
796asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
797 unsigned dev);
798asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode);
799asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
800asmlinkage long sys_symlinkat(const char __user * oldname,
801 int newdfd, const char __user * newname);
802asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
803 int newdfd, const char __user *newname, int flags);
804asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
805 int newdfd, const char __user * newname);
806asmlinkage long sys_renameat2(int olddfd, const char __user *oldname,
807 int newdfd, const char __user *newname,
808 unsigned int flags);
809asmlinkage long sys_futimesat(int dfd, const char __user *filename,
810 struct timeval __user *utimes);
811asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
812asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
813 umode_t mode);
814asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
815 gid_t group, int flag);
816asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
817 umode_t mode);
818asmlinkage long sys_newfstatat(int dfd, const char __user *filename,
819 struct stat __user *statbuf, int flag);
820asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
821 int bufsiz);
822asmlinkage long sys_utimensat(int dfd, const char __user *filename,
823 struct timespec __user *utimes, int flags);
824asmlinkage long sys_unshare(unsigned long unshare_flags);
825
826asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
827 int fd_out, loff_t __user *off_out,
828 size_t len, unsigned int flags);
829
830asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov,
831 unsigned long nr_segs, unsigned int flags);
832
833asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
834
835asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
836 unsigned int flags);
837asmlinkage long sys_sync_file_range2(int fd, unsigned int flags,
838 loff_t offset, loff_t nbytes);
839asmlinkage long sys_get_robust_list(int pid,
840 struct robust_list_head __user * __user *head_ptr,
841 size_t __user *len_ptr);
842asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
843 size_t len);
844asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
845asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask);
846asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags);
847asmlinkage long sys_timerfd_create(int clockid, int flags);
848asmlinkage long sys_timerfd_settime(int ufd, int flags,
849 const struct itimerspec __user *utmr,
850 struct itimerspec __user *otmr);
851asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr);
852asmlinkage long sys_eventfd(unsigned int count);
853asmlinkage long sys_eventfd2(unsigned int count, int flags);
854asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags);
855asmlinkage long sys_userfaultfd(int flags);
856asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
857asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
858asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
859 fd_set __user *, struct timespec __user *,
860 void __user *);
861asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
862 struct timespec __user *, const sigset_t __user *,
863 size_t);
864asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags);
865asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags,
866 u64 mask, int fd,
867 const char __user *pathname);
868asmlinkage long sys_syncfs(int fd);
869
870asmlinkage long sys_fork(void);
871asmlinkage long sys_vfork(void);
872#ifdef CONFIG_CLONE_BACKWARDS
873asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long,
874 int __user *);
875#else
876#ifdef CONFIG_CLONE_BACKWARDS3
877asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *,
878 int __user *, unsigned long);
879#else
880asmlinkage long sys_clone(unsigned long, unsigned long, int __user *,
881 int __user *, unsigned long);
882#endif
883#endif
884
885asmlinkage long sys_execve(const char __user *filename,
886 const char __user *const __user *argv,
887 const char __user *const __user *envp);
888
889asmlinkage long sys_perf_event_open(
890 struct perf_event_attr __user *attr_uptr,
891 pid_t pid, int cpu, int group_fd, unsigned long flags);
892
893asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len,
894 unsigned long prot, unsigned long flags,
895 unsigned long fd, unsigned long pgoff);
896asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg);
897asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name,
898 struct file_handle __user *handle,
899 int __user *mnt_id, int flag);
900asmlinkage long sys_open_by_handle_at(int mountdirfd,
901 struct file_handle __user *handle,
902 int flags);
903asmlinkage long sys_setns(int fd, int nstype);
904asmlinkage long sys_process_vm_readv(pid_t pid,
905 const struct iovec __user *lvec,
906 unsigned long liovcnt,
907 const struct iovec __user *rvec,
908 unsigned long riovcnt,
909 unsigned long flags);
910asmlinkage long sys_process_vm_writev(pid_t pid,
911 const struct iovec __user *lvec,
912 unsigned long liovcnt,
913 const struct iovec __user *rvec,
914 unsigned long riovcnt,
915 unsigned long flags);
916
917asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type,
918 unsigned long idx1, unsigned long idx2);
919asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags);
920asmlinkage long sys_seccomp(unsigned int op, unsigned int flags,
921 const char __user *uargs);
922asmlinkage long sys_getrandom(char __user *buf, size_t count,
923 unsigned int flags);
924asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size);
925
926asmlinkage long sys_execveat(int dfd, const char __user *filename,
927 const char __user *const __user *argv,
928 const char __user *const __user *envp, int flags);
929
930asmlinkage long sys_membarrier(int cmd, int flags);
931asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in,
932 int fd_out, loff_t __user *off_out,
933 size_t len, unsigned int flags);
934
935asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags);
936
937asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len,
938 unsigned long prot, int pkey);
939asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val);
940asmlinkage long sys_pkey_free(int pkey);
941asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags,
942 unsigned mask, struct statx __user *buffer);
943
944#endif