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