include/linux/syscalls.h

   1 /*
   2  * syscalls.h - Linux syscall interfaces (non-arch-specific)
   3  *
   4  * Copyright (c) 2004 Randy Dunlap
   5  * Copyright (c) 2004 Open Source Development Labs
   6  *
   7  * This file is released under the GPLv2.
   8  * See the file COPYING for more details.
   9  */
  10
  11 #ifndef _LINUX_SYSCALLS_H
  12 #define _LINUX_SYSCALLS_H
  13
  14 struct epoll_event;
  15 struct iattr;
  16 struct inode;
  17 struct iocb;
  18 struct io_event;
  19 struct iovec;
  20 struct itimerspec;
  21 struct itimerval;
  22 struct kexec_segment;
  23 struct linux_dirent;
  24 struct linux_dirent64;
  25 struct list_head;
  26 struct mmap_arg_struct;
  27 struct msgbuf;
  28 struct msghdr;
  29 struct mmsghdr;
  30 struct msqid_ds;
  31 struct new_utsname;
  32 struct nfsctl_arg;
  33 struct __old_kernel_stat;
  34 struct oldold_utsname;
  35 struct old_utsname;
  36 struct pollfd;
  37 struct rlimit;
  38 struct rlimit64;
  39 struct rusage;
  40 struct sched_param;
  41 struct sel_arg_struct;
  42 struct semaphore;
  43 struct sembuf;
  44 struct shmid_ds;
  45 struct sockaddr;
  46 struct stat;
  47 struct stat64;
  48 struct statfs;
  49 struct statfs64;
  50 struct __sysctl_args;
  51 struct sysinfo;
  52 struct timespec;
  53 struct timeval;
  54 struct timex;
  55 struct timezone;
  56 struct tms;
  57 struct utimbuf;
  58 struct mq_attr;
  59 struct compat_stat;
  60 struct compat_timeval;
  61 struct robust_list_head;
  62 struct getcpu_cache;
  63 struct old_linux_dirent;
  64 struct perf_event_attr;
  65 struct file_handle;
  66 struct sigaltstack;
  67
  68 #include <linux/types.h>
  69 #include <linux/aio_abi.h>
  70 #include <linux/capability.h>
  71 #include <linux/signal.h>
  72 #include <linux/list.h>
  73 #include <linux/bug.h>
  74 #include <linux/sem.h>
  75 #include <asm/siginfo.h>
  76 #include <linux/unistd.h>
  77 #include <linux/quota.h>
  78 #include <linux/key.h>
  79 #include <trace/syscall.h>
  80
  81 /*
  82  * __MAP - apply a macro to syscall arguments
  83  * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to
  84  *    m(t1, a1), m(t2, a2), ..., m(tn, an)
  85  * The first argument must be equal to the amount of type/name
  86  * pairs given.  Note that this list of pairs (i.e. the arguments
  87  * of __MAP starting at the third one) is in the same format as
  88  * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n>
  89  */
  90 #define __MAP0(m,...)
  91 #define __MAP1(m,t,a) m(t,a)
  92 #define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__)
  93 #define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__)
  94 #define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__)
  95 #define __MAP5(m,t,a,...) m(t,a), __MAP4(m,__VA_ARGS__)
  96 #define __MAP6(m,t,a,...) m(t,a), __MAP5(m,__VA_ARGS__)
  97 #define __MAP(n,...) __MAP##n(__VA_ARGS__)
  98
  99 #define __SC_DECL(t, a) t a
 100 #define __TYPE_IS_LL(t) (__same_type((t)0, 0LL) || __same_type((t)0, 0ULL))
 101 #define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a
 102 #define __SC_CAST(t, a) (t) a
 103 #define __SC_ARGS(t, a) a
 104 #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long))
 105
 106 #ifdef CONFIG_FTRACE_SYSCALLS
 107 #define __SC_STR_ADECL(t, a)    #a
 108 #define __SC_STR_TDECL(t, a)    #t
 109
 110 extern struct ftrace_event_class event_class_syscall_enter;
 111 extern struct ftrace_event_class event_class_syscall_exit;
 112 extern struct trace_event_functions enter_syscall_print_funcs;
 113 extern struct trace_event_functions exit_syscall_print_funcs;
 114
 115 #define SYSCALL_TRACE_ENTER_EVENT(sname)                                \
 116         static struct syscall_metadata __syscall_meta_##sname;          \
 117         static struct ftrace_event_call __used                          \
 118           event_enter_##sname = {                                       \
 119                 .name                   = "sys_enter"#sname,            \
 120                 .class                  = &event_class_syscall_enter,   \
 121                 .event.funcs            = &enter_syscall_print_funcs,   \
 122                 .data                   = (void *)&__syscall_meta_##sname,\
 123                 .flags                  = TRACE_EVENT_FL_CAP_ANY,       \
 124         };                                                              \
 125         static struct ftrace_event_call __used                          \
 126           __attribute__((section("_ftrace_events")))                    \
 127          *__event_enter_##sname = &event_enter_##sname;
 128
 129 #define SYSCALL_TRACE_EXIT_EVENT(sname)                                 \
 130         static struct syscall_metadata __syscall_meta_##sname;          \
 131         static struct ftrace_event_call __used                          \
 132           event_exit_##sname = {                                        \
 133                 .name                   = "sys_exit"#sname,             \
 134                 .class                  = &event_class_syscall_exit,    \
 135                 .event.funcs            = &exit_syscall_print_funcs,    \
 136                 .data                   = (void *)&__syscall_meta_##sname,\
 137                 .flags                  = TRACE_EVENT_FL_CAP_ANY,       \
 138         };                                                              \
 139         static struct ftrace_event_call __used                          \
 140           __attribute__((section("_ftrace_events")))                    \
 141         *__event_exit_##sname = &event_exit_##sname;
 142
 143 #define SYSCALL_METADATA(sname, nb, ...)                        \
 144         static const char *types_##sname[] = {                  \
 145                 __MAP(nb,__SC_STR_TDECL,__VA_ARGS__)            \
 146         };                                                      \
 147         static const char *args_##sname[] = {                   \
 148                 __MAP(nb,__SC_STR_ADECL,__VA_ARGS__)            \
 149         };                                                      \
 150         SYSCALL_TRACE_ENTER_EVENT(sname);                       \
 151         SYSCALL_TRACE_EXIT_EVENT(sname);                        \
 152         static struct syscall_metadata __used                   \
 153           __syscall_meta_##sname = {                            \
 154                 .name           = "sys"#sname,                  \
 155                 .syscall_nr     = -1,   /* Filled in at boot */ \
 156                 .nb_args        = nb,                           \
 157                 .types          = nb ? types_##sname : NULL,    \
 158                 .args           = nb ? args_##sname : NULL,     \
 159                 .enter_event    = &event_enter_##sname,         \
 160                 .exit_event     = &event_exit_##sname,          \
 161                 .enter_fields   = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \
 162         };                                                      \
 163         static struct syscall_metadata __used                   \
 164           __attribute__((section("__syscalls_metadata")))       \
 165          *__p_syscall_meta_##sname = &__syscall_meta_##sname;
 166 #else
 167 #define SYSCALL_METADATA(sname, nb, ...)
 168 #endif
 169
 170 #define SYSCALL_DEFINE0(sname)                                  \
 171         SYSCALL_METADATA(_##sname, 0);                          \
 172         asmlinkage long sys_##sname(void)
 173
 174 #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
 175 #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
 176 #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
 177 #define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
 178 #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
 179 #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
 180
 181 #define SYSCALL_DEFINEx(x, sname, ...)                          \
 182         SYSCALL_METADATA(sname, x, __VA_ARGS__)                 \
 183         __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
 184
 185 #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__)
 186 #define __SYSCALL_DEFINEx(x, name, ...)                                 \
 187         asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));      \
 188         static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__));  \
 189         asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__))       \
 190         {                                                               \
 191                 long ret = SYSC##name(__MAP(x,__SC_CAST,__VA_ARGS__));  \
 192                 __MAP(x,__SC_TEST,__VA_ARGS__);                         \
 193                 __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__));       \
 194                 return ret;                                             \
 195         }                                                               \
 196         SYSCALL_ALIAS(sys##name, SyS##name);                            \
 197         static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__))
 198
 199 asmlinkage long sys_time(time_t __user *tloc);
 200 asmlinkage long sys_stime(time_t __user *tptr);
 201 asmlinkage long sys_gettimeofday(struct timeval __user *tv,
 202                                 struct timezone __user *tz);
 203 asmlinkage long sys_settimeofday(struct timeval __user *tv,
 204                                 struct timezone __user *tz);
 205 asmlinkage long sys_adjtimex(struct timex __user *txc_p);
 206
 207 asmlinkage long sys_times(struct tms __user *tbuf);
 208
 209 asmlinkage long sys_gettid(void);
 210 asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp);
 211 asmlinkage long sys_alarm(unsigned int seconds);
 212 asmlinkage long sys_getpid(void);
 213 asmlinkage long sys_getppid(void);
 214 asmlinkage long sys_getuid(void);
 215 asmlinkage long sys_geteuid(void);
 216 asmlinkage long sys_getgid(void);
 217 asmlinkage long sys_getegid(void);
 218 asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid);
 219 asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid);
 220 asmlinkage long sys_getpgid(pid_t pid);
 221 asmlinkage long sys_getpgrp(void);
 222 asmlinkage long sys_getsid(pid_t pid);
 223 asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist);
 224
 225 asmlinkage long sys_setregid(gid_t rgid, gid_t egid);
 226 asmlinkage long sys_setgid(gid_t gid);
 227 asmlinkage long sys_setreuid(uid_t ruid, uid_t euid);
 228 asmlinkage long sys_setuid(uid_t uid);
 229 asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid);
 230 asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid);
 231 asmlinkage long sys_setfsuid(uid_t uid);
 232 asmlinkage long sys_setfsgid(gid_t gid);
 233 asmlinkage long sys_setpgid(pid_t pid, pid_t pgid);
 234 asmlinkage long sys_setsid(void);
 235 asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist);
 236
 237 asmlinkage long sys_acct(const char __user *name);
 238 asmlinkage long sys_capget(cap_user_header_t header,
 239                                 cap_user_data_t dataptr);
 240 asmlinkage long sys_capset(cap_user_header_t header,
 241                                 const cap_user_data_t data);
 242 asmlinkage long sys_personality(unsigned int personality);
 243
 244 asmlinkage long sys_sigpending(old_sigset_t __user *set);
 245 asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
 246                                 old_sigset_t __user *oset);
 247 asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss,
 248                                 struct sigaltstack __user *uoss);
 249
 250 asmlinkage long sys_getitimer(int which, struct itimerval __user *value);
 251 asmlinkage long sys_setitimer(int which,
 252                                 struct itimerval __user *value,
 253                                 struct itimerval __user *ovalue);
 254 asmlinkage long sys_timer_create(clockid_t which_clock,
 255                                  struct sigevent __user *timer_event_spec,
 256                                  timer_t __user * created_timer_id);
 257 asmlinkage long sys_timer_gettime(timer_t timer_id,
 258                                 struct itimerspec __user *setting);
 259 asmlinkage long sys_timer_getoverrun(timer_t timer_id);
 260 asmlinkage long sys_timer_settime(timer_t timer_id, int flags,
 261                                 const struct itimerspec __user *new_setting,
 262                                 struct itimerspec __user *old_setting);
 263 asmlinkage long sys_timer_delete(timer_t timer_id);
 264 asmlinkage long sys_clock_settime(clockid_t which_clock,
 265                                 const struct timespec __user *tp);
 266 asmlinkage long sys_clock_gettime(clockid_t which_clock,
 267                                 struct timespec __user *tp);
 268 asmlinkage long sys_clock_adjtime(clockid_t which_clock,
 269                                 struct timex __user *tx);
 270 asmlinkage long sys_clock_getres(clockid_t which_clock,
 271                                 struct timespec __user *tp);
 272 asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags,
 273                                 const struct timespec __user *rqtp,
 274                                 struct timespec __user *rmtp);
 275
 276 asmlinkage long sys_nice(int increment);
 277 asmlinkage long sys_sched_setscheduler(pid_t pid, int policy,
 278                                         struct sched_param __user *param);
 279 asmlinkage long sys_sched_setparam(pid_t pid,
 280                                         struct sched_param __user *param);
 281 asmlinkage long sys_sched_getscheduler(pid_t pid);
 282 asmlinkage long sys_sched_getparam(pid_t pid,
 283                                         struct sched_param __user *param);
 284 asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len,
 285                                         unsigned long __user *user_mask_ptr);
 286 asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len,
 287                                         unsigned long __user *user_mask_ptr);
 288 asmlinkage long sys_sched_yield(void);
 289 asmlinkage long sys_sched_get_priority_max(int policy);
 290 asmlinkage long sys_sched_get_priority_min(int policy);
 291 asmlinkage long sys_sched_rr_get_interval(pid_t pid,
 292                                         struct timespec __user *interval);
 293 asmlinkage long sys_setpriority(int which, int who, int niceval);
 294 asmlinkage long sys_getpriority(int which, int who);
 295
 296 asmlinkage long sys_shutdown(int, int);
 297 asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd,
 298                                 void __user *arg);
 299 asmlinkage long sys_restart_syscall(void);
 300 asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
 301                                 struct kexec_segment __user *segments,
 302                                 unsigned long flags);
 303
 304 asmlinkage long sys_exit(int error_code);
 305 asmlinkage long sys_exit_group(int error_code);
 306 asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
 307                                 int options, struct rusage __user *ru);
 308 asmlinkage long sys_waitid(int which, pid_t pid,
 309                            struct siginfo __user *infop,
 310                            int options, struct rusage __user *ru);
 311 asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options);
 312 asmlinkage long sys_set_tid_address(int __user *tidptr);
 313 asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
 314                         struct timespec __user *utime, u32 __user *uaddr2,
 315                         u32 val3);
 316
 317 asmlinkage long sys_init_module(void __user *umod, unsigned long len,
 318                                 const char __user *uargs);
 319 asmlinkage long sys_delete_module(const char __user *name_user,
 320                                 unsigned int flags);
 321
 322 #ifdef CONFIG_OLD_SIGSUSPEND
 323 asmlinkage long sys_sigsuspend(old_sigset_t mask);
 324 #endif
 325
 326 #ifdef CONFIG_OLD_SIGSUSPEND3
 327 asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask);
 328 #endif
 329
 330 asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize);
 331
 332 #ifdef CONFIG_OLD_SIGACTION
 333 asmlinkage long sys_sigaction(int, const struct old_sigaction __user *,
 334                                 struct old_sigaction __user *);
 335 #endif
 336
 337 #ifndef CONFIG_ODD_RT_SIGACTION
 338 asmlinkage long sys_rt_sigaction(int,
 339                                  const struct sigaction __user *,
 340                                  struct sigaction __user *,
 341                                  size_t);
 342 #endif
 343 asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set,
 344                                 sigset_t __user *oset, size_t sigsetsize);
 345 asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize);
 346 asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese,
 347                                 siginfo_t __user *uinfo,
 348                                 const struct timespec __user *uts,
 349                                 size_t sigsetsize);
 350 asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t  pid, int sig,
 351                 siginfo_t __user *uinfo);
 352 asmlinkage long sys_kill(int pid, int sig);
 353 asmlinkage long sys_tgkill(int tgid, int pid, int sig);
 354 asmlinkage long sys_tkill(int pid, int sig);
 355 asmlinkage long sys_rt_sigqueueinfo(int pid, int sig, siginfo_t __user *uinfo);
 356 asmlinkage long sys_sgetmask(void);
 357 asmlinkage long sys_ssetmask(int newmask);
 358 asmlinkage long sys_signal(int sig, __sighandler_t handler);
 359 asmlinkage long sys_pause(void);
 360
 361 asmlinkage long sys_sync(void);
 362 asmlinkage long sys_fsync(unsigned int fd);
 363 asmlinkage long sys_fdatasync(unsigned int fd);
 364 asmlinkage long sys_bdflush(int func, long data);
 365 asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
 366                                 char __user *type, unsigned long flags,
 367                                 void __user *data);
 368 asmlinkage long sys_umount(char __user *name, int flags);
 369 asmlinkage long sys_oldumount(char __user *name);
 370 asmlinkage long sys_truncate(const char __user *path, long length);
 371 asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
 372 asmlinkage long sys_stat(const char __user *filename,
 373                         struct __old_kernel_stat __user *statbuf);
 374 asmlinkage long sys_statfs(const char __user * path,
 375                                 struct statfs __user *buf);
 376 asmlinkage long sys_statfs64(const char __user *path, size_t sz,
 377                                 struct statfs64 __user *buf);
 378 asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf);
 379 asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz,
 380                                 struct statfs64 __user *buf);
 381 asmlinkage long sys_lstat(const char __user *filename,
 382                         struct __old_kernel_stat __user *statbuf);
 383 asmlinkage long sys_fstat(unsigned int fd,
 384                         struct __old_kernel_stat __user *statbuf);
 385 asmlinkage long sys_newstat(const char __user *filename,
 386                                 struct stat __user *statbuf);
 387 asmlinkage long sys_newlstat(const char __user *filename,
 388                                 struct stat __user *statbuf);
 389 asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf);
 390 asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf);
 391 #if BITS_PER_LONG == 32
 392 asmlinkage long sys_stat64(const char __user *filename,
 393                                 struct stat64 __user *statbuf);
 394 asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
 395 asmlinkage long sys_lstat64(const char __user *filename,
 396                                 struct stat64 __user *statbuf);
 397 asmlinkage long sys_truncate64(const char __user *path, loff_t length);
 398 asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length);
 399 #endif
 400
 401 asmlinkage long sys_setxattr(const char __user *path, const char __user *name,
 402                              const void __user *value, size_t size, int flags);
 403 asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
 404                               const void __user *value, size_t size, int flags);
 405 asmlinkage long sys_fsetxattr(int fd, const char __user *name,
 406                               const void __user *value, size_t size, int flags);
 407 asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
 408                              void __user *value, size_t size);
 409 asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
 410                               void __user *value, size_t size);
 411 asmlinkage long sys_fgetxattr(int fd, const char __user *name,
 412                               void __user *value, size_t size);
 413 asmlinkage long sys_listxattr(const char __user *path, char __user *list,
 414                               size_t size);
 415 asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
 416                                size_t size);
 417 asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
 418 asmlinkage long sys_removexattr(const char __user *path,
 419                                 const char __user *name);
 420 asmlinkage long sys_lremovexattr(const char __user *path,
 421                                  const char __user *name);
 422 asmlinkage long sys_fremovexattr(int fd, const char __user *name);
 423
 424 asmlinkage long sys_brk(unsigned long brk);
 425 asmlinkage long sys_mprotect(unsigned long start, size_t len,
 426                                 unsigned long prot);
 427 asmlinkage long sys_mremap(unsigned long addr,
 428                            unsigned long old_len, unsigned long new_len,
 429                            unsigned long flags, unsigned long new_addr);
 430 asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
 431                         unsigned long prot, unsigned long pgoff,
 432                         unsigned long flags);
 433 asmlinkage long sys_msync(unsigned long start, size_t len, int flags);
 434 asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice);
 435 asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
 436 asmlinkage long sys_munmap(unsigned long addr, size_t len);
 437 asmlinkage long sys_mlock(unsigned long start, size_t len);
 438 asmlinkage long sys_munlock(unsigned long start, size_t len);
 439 asmlinkage long sys_mlockall(int flags);
 440 asmlinkage long sys_munlockall(void);
 441 asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
 442 asmlinkage long sys_mincore(unsigned long start, size_t len,
 443                                 unsigned char __user * vec);
 444
 445 asmlinkage long sys_pivot_root(const char __user *new_root,
 446                                 const char __user *put_old);
 447 asmlinkage long sys_chroot(const char __user *filename);
 448 asmlinkage long sys_mknod(const char __user *filename, umode_t mode,
 449                                 unsigned dev);
 450 asmlinkage long sys_link(const char __user *oldname,
 451                                 const char __user *newname);
 452 asmlinkage long sys_symlink(const char __user *old, const char __user *new);
 453 asmlinkage long sys_unlink(const char __user *pathname);
 454 asmlinkage long sys_rename(const char __user *oldname,
 455                                 const char __user *newname);
 456 asmlinkage long sys_chmod(const char __user *filename, umode_t mode);
 457 asmlinkage long sys_fchmod(unsigned int fd, umode_t mode);
 458
 459 asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
 460 #if BITS_PER_LONG == 32
 461 asmlinkage long sys_fcntl64(unsigned int fd,
 462                                 unsigned int cmd, unsigned long arg);
 463 #endif
 464 asmlinkage long sys_pipe(int __user *fildes);
 465 asmlinkage long sys_pipe2(int __user *fildes, int flags);
 466 asmlinkage long sys_dup(unsigned int fildes);
 467 asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
 468 asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
 469 asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
 470 asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd,
 471                                 unsigned long arg);
 472 asmlinkage long sys_flock(unsigned int fd, unsigned int cmd);
 473 asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx);
 474 asmlinkage long sys_io_destroy(aio_context_t ctx);
 475 asmlinkage long sys_io_getevents(aio_context_t ctx_id,
 476                                 long min_nr,
 477                                 long nr,
 478                                 struct io_event __user *events,
 479                                 struct timespec __user *timeout);
 480 asmlinkage long sys_io_submit(aio_context_t, long,
 481                                 struct iocb __user * __user *);
 482 asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
 483                               struct io_event __user *result);
 484 asmlinkage long sys_sendfile(int out_fd, int in_fd,
 485                              off_t __user *offset, size_t count);
 486 asmlinkage long sys_sendfile64(int out_fd, int in_fd,
 487                                loff_t __user *offset, size_t count);
 488 asmlinkage long sys_readlink(const char __user *path,
 489                                 char __user *buf, int bufsiz);
 490 asmlinkage long sys_creat(const char __user *pathname, umode_t mode);
 491 asmlinkage long sys_open(const char __user *filename,
 492                                 int flags, umode_t mode);
 493 asmlinkage long sys_close(unsigned int fd);
 494 asmlinkage long sys_access(const char __user *filename, int mode);
 495 asmlinkage long sys_vhangup(void);
 496 asmlinkage long sys_chown(const char __user *filename,
 497                                 uid_t user, gid_t group);
 498 asmlinkage long sys_lchown(const char __user *filename,
 499                                 uid_t user, gid_t group);
 500 asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group);
 501 #ifdef CONFIG_HAVE_UID16
 502 asmlinkage long sys_chown16(const char __user *filename,
 503                                 old_uid_t user, old_gid_t group);
 504 asmlinkage long sys_lchown16(const char __user *filename,
 505                                 old_uid_t user, old_gid_t group);
 506 asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group);
 507 asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid);
 508 asmlinkage long sys_setgid16(old_gid_t gid);
 509 asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid);
 510 asmlinkage long sys_setuid16(old_uid_t uid);
 511 asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid);
 512 asmlinkage long sys_getresuid16(old_uid_t __user *ruid,
 513                                 old_uid_t __user *euid, old_uid_t __user *suid);
 514 asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid);
 515 asmlinkage long sys_getresgid16(old_gid_t __user *rgid,
 516                                 old_gid_t __user *egid, old_gid_t __user *sgid);
 517 asmlinkage long sys_setfsuid16(old_uid_t uid);
 518 asmlinkage long sys_setfsgid16(old_gid_t gid);
 519 asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist);
 520 asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist);
 521 asmlinkage long sys_getuid16(void);
 522 asmlinkage long sys_geteuid16(void);
 523 asmlinkage long sys_getgid16(void);
 524 asmlinkage long sys_getegid16(void);
 525 #endif
 526
 527 asmlinkage long sys_utime(char __user *filename,
 528                                 struct utimbuf __user *times);
 529 asmlinkage long sys_utimes(char __user *filename,
 530                                 struct timeval __user *utimes);
 531 asmlinkage long sys_lseek(unsigned int fd, off_t offset,
 532                           unsigned int whence);
 533 asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
 534                         unsigned long offset_low, loff_t __user *result,
 535                         unsigned int whence);
 536 asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
 537 asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
 538 asmlinkage long sys_readv(unsigned long fd,
 539                           const struct iovec __user *vec,
 540                           unsigned long vlen);
 541 asmlinkage long sys_write(unsigned int fd, const char __user *buf,
 542                           size_t count);
 543 asmlinkage long sys_writev(unsigned long fd,
 544                            const struct iovec __user *vec,
 545                            unsigned long vlen);
 546 asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
 547                             size_t count, loff_t pos);
 548 asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
 549                              size_t count, loff_t pos);
 550 asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec,
 551                            unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
 552 asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec,
 553                             unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
 554 asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
 555 asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode);
 556 asmlinkage long sys_chdir(const char __user *filename);
 557 asmlinkage long sys_fchdir(unsigned int fd);
 558 asmlinkage long sys_rmdir(const char __user *pathname);
 559 asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);
 560 asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special,
 561                                 qid_t id, void __user *addr);
 562 asmlinkage long sys_getdents(unsigned int fd,
 563                                 struct linux_dirent __user *dirent,
 564                                 unsigned int count);
 565 asmlinkage long sys_getdents64(unsigned int fd,
 566                                 struct linux_dirent64 __user *dirent,
 567                                 unsigned int count);
 568
 569 asmlinkage long sys_setsockopt(int fd, int level, int optname,
 570                                 char __user *optval, int optlen);
 571 asmlinkage long sys_getsockopt(int fd, int level, int optname,
 572                                 char __user *optval, int __user *optlen);
 573 asmlinkage long sys_bind(int, struct sockaddr __user *, int);
 574 asmlinkage long sys_connect(int, struct sockaddr __user *, int);
 575 asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
 576 asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
 577 asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
 578 asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
 579 asmlinkage long sys_send(int, void __user *, size_t, unsigned);
 580 asmlinkage long sys_sendto(int, void __user *, size_t, unsigned,
 581                                 struct sockaddr __user *, int);
 582 asmlinkage long sys_sendmsg(int fd, struct msghdr __user *msg, unsigned flags);
 583 asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg,
 584                              unsigned int vlen, unsigned flags);
 585 asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
 586 asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
 587                                 struct sockaddr __user *, int __user *);
 588 asmlinkage long sys_recvmsg(int fd, struct msghdr __user *msg, unsigned flags);
 589 asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg,
 590                              unsigned int vlen, unsigned flags,
 591                              struct timespec __user *timeout);
 592 asmlinkage long sys_socket(int, int, int);
 593 asmlinkage long sys_socketpair(int, int, int, int __user *);
 594 asmlinkage long sys_socketcall(int call, unsigned long __user *args);
 595 asmlinkage long sys_listen(int, int);
 596 asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
 597                                 int timeout);
 598 asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
 599                         fd_set __user *exp, struct timeval __user *tvp);
 600 asmlinkage long sys_old_select(struct sel_arg_struct __user *arg);
 601 asmlinkage long sys_epoll_create(int size);
 602 asmlinkage long sys_epoll_create1(int flags);
 603 asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
 604                                 struct epoll_event __user *event);
 605 asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,
 606                                 int maxevents, int timeout);
 607 asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
 608                                 int maxevents, int timeout,
 609                                 const sigset_t __user *sigmask,
 610                                 size_t sigsetsize);
 611 asmlinkage long sys_gethostname(char __user *name, int len);
 612 asmlinkage long sys_sethostname(char __user *name, int len);
 613 asmlinkage long sys_setdomainname(char __user *name, int len);
 614 asmlinkage long sys_newuname(struct new_utsname __user *name);
 615 asmlinkage long sys_uname(struct old_utsname __user *);
 616 asmlinkage long sys_olduname(struct oldold_utsname __user *);
 617
 618 asmlinkage long sys_getrlimit(unsigned int resource,
 619                                 struct rlimit __user *rlim);
 620 #if defined(COMPAT_RLIM_OLD_INFINITY) || !(defined(CONFIG_IA64))
 621 asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim);
 622 #endif
 623 asmlinkage long sys_setrlimit(unsigned int resource,
 624                                 struct rlimit __user *rlim);
 625 asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource,
 626                                 const struct rlimit64 __user *new_rlim,
 627                                 struct rlimit64 __user *old_rlim);
 628 asmlinkage long sys_getrusage(int who, struct rusage __user *ru);
 629 asmlinkage long sys_umask(int mask);
 630
 631 asmlinkage long sys_msgget(key_t key, int msgflg);
 632 asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp,
 633                                 size_t msgsz, int msgflg);
 634 asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
 635                                 size_t msgsz, long msgtyp, int msgflg);
 636 asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
 637
 638 asmlinkage long sys_semget(key_t key, int nsems, int semflg);
 639 asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
 640                                 unsigned nsops);
 641 asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg);
 642 asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops,
 643                                 unsigned nsops,
 644                                 const struct timespec __user *timeout);
 645 asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
 646 asmlinkage long sys_shmget(key_t key, size_t size, int flag);
 647 asmlinkage long sys_shmdt(char __user *shmaddr);
 648 asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
 649 asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second,
 650                 unsigned long third, void __user *ptr, long fifth);
 651
 652 asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr);
 653 asmlinkage long sys_mq_unlink(const char __user *name);
 654 asmlinkage 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);
 655 asmlinkage 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);
 656 asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
 657 asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
 658
 659 asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);
 660 asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn,
 661                                 unsigned long off, unsigned long len,
 662                                 void __user *buf);
 663 asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn,
 664                                 unsigned long off, unsigned long len,
 665                                 void __user *buf);
 666
 667 asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
 668                         unsigned long arg4, unsigned long arg5);
 669 asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags);
 670 asmlinkage long sys_swapoff(const char __user *specialfile);
 671 asmlinkage long sys_sysctl(struct __sysctl_args __user *args);
 672 asmlinkage long sys_sysinfo(struct sysinfo __user *info);
 673 asmlinkage long sys_sysfs(int option,
 674                                 unsigned long arg1, unsigned long arg2);
 675 asmlinkage long sys_syslog(int type, char __user *buf, int len);
 676 asmlinkage long sys_uselib(const char __user *library);
 677 asmlinkage long sys_ni_syscall(void);
 678 asmlinkage long sys_ptrace(long request, long pid, unsigned long addr,
 679                            unsigned long data);
 680
 681 asmlinkage long sys_add_key(const char __user *_type,
 682                             const char __user *_description,
 683                             const void __user *_payload,
 684                             size_t plen,
 685                             key_serial_t destringid);
 686
 687 asmlinkage long sys_request_key(const char __user *_type,
 688                                 const char __user *_description,
 689                                 const char __user *_callout_info,
 690                                 key_serial_t destringid);
 691
 692 asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3,
 693                            unsigned long arg4, unsigned long arg5);
 694
 695 asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
 696 asmlinkage long sys_ioprio_get(int which, int who);
 697 asmlinkage long sys_set_mempolicy(int mode, unsigned long __user *nmask,
 698                                 unsigned long maxnode);
 699 asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,
 700                                 const unsigned long __user *from,
 701                                 const unsigned long __user *to);
 702 asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
 703                                 const void __user * __user *pages,
 704                                 const int __user *nodes,
 705                                 int __user *status,
 706                                 int flags);
 707 asmlinkage long sys_mbind(unsigned long start, unsigned long len,
 708                                 unsigned long mode,
 709                                 unsigned long __user *nmask,
 710                                 unsigned long maxnode,
 711                                 unsigned flags);
 712 asmlinkage long sys_get_mempolicy(int __user *policy,
 713                                 unsigned long __user *nmask,
 714                                 unsigned long maxnode,
 715                                 unsigned long addr, unsigned long flags);
 716
 717 asmlinkage long sys_inotify_init(void);
 718 asmlinkage long sys_inotify_init1(int flags);
 719 asmlinkage long sys_inotify_add_watch(int fd, const char __user *path,
 720                                         u32 mask);
 721 asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd);
 722
 723 asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
 724                                  __u32 __user *ustatus);
 725 asmlinkage long sys_spu_create(const char __user *name,
 726                 unsigned int flags, umode_t mode, int fd);
 727
 728 asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
 729                             unsigned dev);
 730 asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode);
 731 asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
 732 asmlinkage long sys_symlinkat(const char __user * oldname,
 733                               int newdfd, const char __user * newname);
 734 asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
 735                            int newdfd, const char __user *newname, int flags);
 736 asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
 737                              int newdfd, const char __user * newname);
 738 asmlinkage long sys_futimesat(int dfd, const char __user *filename,
 739                               struct timeval __user *utimes);
 740 asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
 741 asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
 742                              umode_t mode);
 743 asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
 744                              gid_t group, int flag);
 745 asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
 746                            umode_t mode);
 747 asmlinkage long sys_newfstatat(int dfd, const char __user *filename,
 748                                struct stat __user *statbuf, int flag);
 749 asmlinkage long sys_fstatat64(int dfd, const char __user *filename,
 750                                struct stat64 __user *statbuf, int flag);
 751 asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
 752                                int bufsiz);
 753 asmlinkage long sys_utimensat(int dfd, const char __user *filename,
 754                                 struct timespec __user *utimes, int flags);
 755 asmlinkage long sys_unshare(unsigned long unshare_flags);
 756
 757 asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
 758                            int fd_out, loff_t __user *off_out,
 759                            size_t len, unsigned int flags);
 760
 761 asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov,
 762                              unsigned long nr_segs, unsigned int flags);
 763
 764 asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
 765
 766 asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
 767                                         unsigned int flags);
 768 asmlinkage long sys_sync_file_range2(int fd, unsigned int flags,
 769                                      loff_t offset, loff_t nbytes);
 770 asmlinkage long sys_get_robust_list(int pid,
 771                                     struct robust_list_head __user * __user *head_ptr,
 772                                     size_t __user *len_ptr);
 773 asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
 774                                     size_t len);
 775 asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
 776 asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask);
 777 asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags);
 778 asmlinkage long sys_timerfd_create(int clockid, int flags);
 779 asmlinkage long sys_timerfd_settime(int ufd, int flags,
 780                                     const struct itimerspec __user *utmr,
 781                                     struct itimerspec __user *otmr);
 782 asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr);
 783 asmlinkage long sys_eventfd(unsigned int count);
 784 asmlinkage long sys_eventfd2(unsigned int count, int flags);
 785 asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
 786 asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
 787 asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
 788                              fd_set __user *, struct timespec __user *,
 789                              void __user *);
 790 asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
 791                           struct timespec __user *, const sigset_t __user *,
 792                           size_t);
 793 asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags);
 794 asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags,
 795                                   u64 mask, int fd,
 796                                   const char  __user *pathname);
 797 asmlinkage long sys_syncfs(int fd);
 798
 799 asmlinkage long sys_fork(void);
 800 asmlinkage long sys_vfork(void);
 801 #ifdef CONFIG_CLONE_BACKWARDS
 802 asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, int,
 803                int __user *);
 804 #else
 805 #ifdef CONFIG_CLONE_BACKWARDS3
 806 asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *,
 807                           int __user *, int);
 808 #else
 809 asmlinkage long sys_clone(unsigned long, unsigned long, int __user *,
 810                int __user *, int);
 811 #endif
 812 #endif
 813
 814 asmlinkage long sys_execve(const char __user *filename,
 815                 const char __user *const __user *argv,
 816                 const char __user *const __user *envp);
 817
 818 asmlinkage long sys_perf_event_open(
 819                 struct perf_event_attr __user *attr_uptr,
 820                 pid_t pid, int cpu, int group_fd, unsigned long flags);
 821
 822 asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len,
 823                         unsigned long prot, unsigned long flags,
 824                         unsigned long fd, unsigned long pgoff);
 825 asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg);
 826 asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name,
 827                                       struct file_handle __user *handle,
 828                                       int __user *mnt_id, int flag);
 829 asmlinkage long sys_open_by_handle_at(int mountdirfd,
 830                                       struct file_handle __user *handle,
 831                                       int flags);
 832 asmlinkage long sys_setns(int fd, int nstype);
 833 asmlinkage long sys_process_vm_readv(pid_t pid,
 834                                      const struct iovec __user *lvec,
 835                                      unsigned long liovcnt,
 836                                      const struct iovec __user *rvec,
 837                                      unsigned long riovcnt,
 838                                      unsigned long flags);
 839 asmlinkage long sys_process_vm_writev(pid_t pid,
 840                                       const struct iovec __user *lvec,
 841                                       unsigned long liovcnt,
 842                                       const struct iovec __user *rvec,
 843                                       unsigned long riovcnt,
 844                                       unsigned long flags);
 845
 846 asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type,
 847                          unsigned long idx1, unsigned long idx2);
 848 asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags);
 849 asmlinkage long sys_seccomp(unsigned int op, unsigned int flags,
 850                             const char __user *uargs);
 851
 852 asmlinkage long sys_getrandom(char __user *buf, size_t count,
 853                               unsigned int flags);
 854
 855 #endif