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 msgbuf;
  27 struct msghdr;
  28 struct msqid_ds;
  29 struct new_utsname;
  30 struct nfsctl_arg;
  31 struct __old_kernel_stat;
  32 struct pollfd;
  33 struct rlimit;
  34 struct rusage;
  35 struct sched_param;
  36 struct semaphore;
  37 struct sembuf;
  38 struct shmid_ds;
  39 struct sockaddr;
  40 struct stat;
  41 struct stat64;
  42 struct statfs;
  43 struct statfs64;
  44 struct __sysctl_args;
  45 struct sysinfo;
  46 struct timespec;
  47 struct timeval;
  48 struct timex;
  49 struct timezone;
  50 struct tms;
  51 struct utimbuf;
  52 struct mq_attr;
  53 struct compat_stat;
  54 struct compat_timeval;
  55 struct robust_list_head;
  56 struct getcpu_cache;
  57 struct old_linux_dirent;
  58 struct perf_event_attr;
  59
  60 #include <linux/types.h>
  61 #include <linux/aio_abi.h>
  62 #include <linux/capability.h>
  63 #include <linux/list.h>
  64 #include <linux/sem.h>
  65 #include <asm/siginfo.h>
  66 #include <asm/signal.h>
  67 #include <linux/unistd.h>
  68 #include <linux/quota.h>
  69 #include <linux/key.h>
  70 #include <trace/syscall.h>
  71
  72 #define __SC_DECL1(t1, a1)      t1 a1
  73 #define __SC_DECL2(t2, a2, ...) t2 a2, __SC_DECL1(__VA_ARGS__)
  74 #define __SC_DECL3(t3, a3, ...) t3 a3, __SC_DECL2(__VA_ARGS__)
  75 #define __SC_DECL4(t4, a4, ...) t4 a4, __SC_DECL3(__VA_ARGS__)
  76 #define __SC_DECL5(t5, a5, ...) t5 a5, __SC_DECL4(__VA_ARGS__)
  77 #define __SC_DECL6(t6, a6, ...) t6 a6, __SC_DECL5(__VA_ARGS__)
  78
  79 #define __SC_LONG1(t1, a1)      long a1
  80 #define __SC_LONG2(t2, a2, ...) long a2, __SC_LONG1(__VA_ARGS__)
  81 #define __SC_LONG3(t3, a3, ...) long a3, __SC_LONG2(__VA_ARGS__)
  82 #define __SC_LONG4(t4, a4, ...) long a4, __SC_LONG3(__VA_ARGS__)
  83 #define __SC_LONG5(t5, a5, ...) long a5, __SC_LONG4(__VA_ARGS__)
  84 #define __SC_LONG6(t6, a6, ...) long a6, __SC_LONG5(__VA_ARGS__)
  85
  86 #define __SC_CAST1(t1, a1)      (t1) a1
  87 #define __SC_CAST2(t2, a2, ...) (t2) a2, __SC_CAST1(__VA_ARGS__)
  88 #define __SC_CAST3(t3, a3, ...) (t3) a3, __SC_CAST2(__VA_ARGS__)
  89 #define __SC_CAST4(t4, a4, ...) (t4) a4, __SC_CAST3(__VA_ARGS__)
  90 #define __SC_CAST5(t5, a5, ...) (t5) a5, __SC_CAST4(__VA_ARGS__)
  91 #define __SC_CAST6(t6, a6, ...) (t6) a6, __SC_CAST5(__VA_ARGS__)
  92
  93 #define __SC_TEST(type)         BUILD_BUG_ON(sizeof(type) > sizeof(long))
  94 #define __SC_TEST1(t1, a1)      __SC_TEST(t1)
  95 #define __SC_TEST2(t2, a2, ...) __SC_TEST(t2); __SC_TEST1(__VA_ARGS__)
  96 #define __SC_TEST3(t3, a3, ...) __SC_TEST(t3); __SC_TEST2(__VA_ARGS__)
  97 #define __SC_TEST4(t4, a4, ...) __SC_TEST(t4); __SC_TEST3(__VA_ARGS__)
  98 #define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__)
  99 #define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__)
 100
 101 #ifdef CONFIG_EVENT_PROFILE
 102 #define TRACE_SYS_ENTER_PROFILE(sname)                                         \
 103 static int prof_sysenter_enable_##sname(void)                                  \
 104 {                                                                              \
 105         return reg_prof_syscall_enter("sys"#sname);                            \
 106 }                                                                              \
 107                                                                                \
 108 static void prof_sysenter_disable_##sname(void)                                \
 109 {                                                                              \
 110         unreg_prof_syscall_enter("sys"#sname);                                 \
 111 }
 112
 113 #define TRACE_SYS_EXIT_PROFILE(sname)                                          \
 114 static int prof_sysexit_enable_##sname(void)                                   \
 115 {                                                                              \
 116         return reg_prof_syscall_exit("sys"#sname);                             \
 117 }                                                                              \
 118                                                                                \
 119 static void prof_sysexit_disable_##sname(void)                                 \
 120 {                                                                              \
 121         unreg_prof_syscall_exit("sys"#sname);                                  \
 122 }
 123
 124 #define TRACE_SYS_ENTER_PROFILE_INIT(sname)                                    \
 125         .profile_count = ATOMIC_INIT(-1),                                      \
 126         .profile_enable = prof_sysenter_enable_##sname,                        \
 127         .profile_disable = prof_sysenter_disable_##sname,
 128
 129 #define TRACE_SYS_EXIT_PROFILE_INIT(sname)                                     \
 130         .profile_count = ATOMIC_INIT(-1),                                      \
 131         .profile_enable = prof_sysexit_enable_##sname,                         \
 132         .profile_disable = prof_sysexit_disable_##sname,
 133 #else
 134 #define TRACE_SYS_ENTER_PROFILE(sname)
 135 #define TRACE_SYS_ENTER_PROFILE_INIT(sname)
 136 #define TRACE_SYS_EXIT_PROFILE(sname)
 137 #define TRACE_SYS_EXIT_PROFILE_INIT(sname)
 138 #endif
 139
 140 #ifdef CONFIG_FTRACE_SYSCALLS
 141 #define __SC_STR_ADECL1(t, a)           #a
 142 #define __SC_STR_ADECL2(t, a, ...)      #a, __SC_STR_ADECL1(__VA_ARGS__)
 143 #define __SC_STR_ADECL3(t, a, ...)      #a, __SC_STR_ADECL2(__VA_ARGS__)
 144 #define __SC_STR_ADECL4(t, a, ...)      #a, __SC_STR_ADECL3(__VA_ARGS__)
 145 #define __SC_STR_ADECL5(t, a, ...)      #a, __SC_STR_ADECL4(__VA_ARGS__)
 146 #define __SC_STR_ADECL6(t, a, ...)      #a, __SC_STR_ADECL5(__VA_ARGS__)
 147
 148 #define __SC_STR_TDECL1(t, a)           #t
 149 #define __SC_STR_TDECL2(t, a, ...)      #t, __SC_STR_TDECL1(__VA_ARGS__)
 150 #define __SC_STR_TDECL3(t, a, ...)      #t, __SC_STR_TDECL2(__VA_ARGS__)
 151 #define __SC_STR_TDECL4(t, a, ...)      #t, __SC_STR_TDECL3(__VA_ARGS__)
 152 #define __SC_STR_TDECL5(t, a, ...)      #t, __SC_STR_TDECL4(__VA_ARGS__)
 153 #define __SC_STR_TDECL6(t, a, ...)      #t, __SC_STR_TDECL5(__VA_ARGS__)
 154
 155 #define SYSCALL_TRACE_ENTER_EVENT(sname)                                \
 156         static struct ftrace_event_call event_enter_##sname;            \
 157         struct trace_event enter_syscall_print_##sname = {              \
 158                 .trace                  = print_syscall_enter,          \
 159         };                                                              \
 160         static int init_enter_##sname(void)                             \
 161         {                                                               \
 162                 int num, id;                                            \
 163                 num = syscall_name_to_nr("sys"#sname);                  \
 164                 if (num < 0)                                            \
 165                         return -ENOSYS;                                 \
 166                 id = register_ftrace_event(&enter_syscall_print_##sname);\
 167                 if (!id)                                                \
 168                         return -ENODEV;                                 \
 169                 event_enter_##sname.id = id;                            \
 170                 set_syscall_enter_id(num, id);                          \
 171                 INIT_LIST_HEAD(&event_enter_##sname.fields);            \
 172                 return 0;                                               \
 173         }                                                               \
 174         TRACE_SYS_ENTER_PROFILE(sname);                                 \
 175         static struct ftrace_event_call __used                          \
 176           __attribute__((__aligned__(4)))                               \
 177           __attribute__((section("_ftrace_events")))                    \
 178           event_enter_##sname = {                                       \
 179                 .name                   = "sys_enter"#sname,            \
 180                 .system                 = "syscalls",                   \
 181                 .event                  = &event_syscall_enter,         \
 182                 .raw_init               = init_enter_##sname,           \
 183                 .show_format            = syscall_enter_format,         \
 184                 .define_fields          = syscall_enter_define_fields,  \
 185                 .regfunc                = reg_event_syscall_enter,      \
 186                 .unregfunc              = unreg_event_syscall_enter,    \
 187                 .data                   = "sys"#sname,                  \
 188                 TRACE_SYS_ENTER_PROFILE_INIT(sname)                     \
 189         }
 190
 191 #define SYSCALL_TRACE_EXIT_EVENT(sname)                                 \
 192         static struct ftrace_event_call event_exit_##sname;             \
 193         struct trace_event exit_syscall_print_##sname = {               \
 194                 .trace                  = print_syscall_exit,           \
 195         };                                                              \
 196         static int init_exit_##sname(void)                              \
 197         {                                                               \
 198                 int num, id;                                            \
 199                 num = syscall_name_to_nr("sys"#sname);                  \
 200                 if (num < 0)                                            \
 201                         return -ENOSYS;                                 \
 202                 id = register_ftrace_event(&exit_syscall_print_##sname);\
 203                 if (!id)                                                \
 204                         return -ENODEV;                                 \
 205                 event_exit_##sname.id = id;                             \
 206                 set_syscall_exit_id(num, id);                           \
 207                 INIT_LIST_HEAD(&event_exit_##sname.fields);             \
 208                 return 0;                                               \
 209         }                                                               \
 210         TRACE_SYS_EXIT_PROFILE(sname);                                  \
 211         static struct ftrace_event_call __used                          \
 212           __attribute__((__aligned__(4)))                               \
 213           __attribute__((section("_ftrace_events")))                    \
 214           event_exit_##sname = {                                        \
 215                 .name                   = "sys_exit"#sname,             \
 216                 .system                 = "syscalls",                   \
 217                 .event                  = &event_syscall_exit,          \
 218                 .raw_init               = init_exit_##sname,            \
 219                 .show_format            = syscall_exit_format,          \
 220                 .define_fields          = syscall_exit_define_fields,   \
 221                 .regfunc                = reg_event_syscall_exit,       \
 222                 .unregfunc              = unreg_event_syscall_exit,     \
 223                 .data                   = "sys"#sname,                  \
 224                 TRACE_SYS_EXIT_PROFILE_INIT(sname)                      \
 225         }
 226
 227 #define SYSCALL_METADATA(sname, nb)                             \
 228         SYSCALL_TRACE_ENTER_EVENT(sname);                       \
 229         SYSCALL_TRACE_EXIT_EVENT(sname);                        \
 230         static const struct syscall_metadata __used             \
 231           __attribute__((__aligned__(4)))                       \
 232           __attribute__((section("__syscalls_metadata")))       \
 233           __syscall_meta_##sname = {                            \
 234                 .name           = "sys"#sname,                  \
 235                 .nb_args        = nb,                           \
 236                 .types          = types_##sname,                \
 237                 .args           = args_##sname,                 \
 238                 .enter_event    = &event_enter_##sname,         \
 239                 .exit_event     = &event_exit_##sname,          \
 240         };
 241
 242 #define SYSCALL_DEFINE0(sname)                                  \
 243         SYSCALL_TRACE_ENTER_EVENT(_##sname);                    \
 244         SYSCALL_TRACE_EXIT_EVENT(_##sname);                     \
 245         static const struct syscall_metadata __used             \
 246           __attribute__((__aligned__(4)))                       \
 247           __attribute__((section("__syscalls_metadata")))       \
 248           __syscall_meta_##sname = {                            \
 249                 .name           = "sys_"#sname,                 \
 250                 .nb_args        = 0,                            \
 251                 .enter_event    = &event_enter__##sname,        \
 252                 .exit_event     = &event_exit__##sname,         \
 253         };                                                      \
 254         asmlinkage long sys_##sname(void)
 255 #else
 256 #define SYSCALL_DEFINE0(name)      asmlinkage long sys_##name(void)
 257 #endif
 258
 259 #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
 260 #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
 261 #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
 262 #define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
 263 #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
 264 #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
 265
 266 #ifdef CONFIG_PPC64
 267 #define SYSCALL_ALIAS(alias, name)                                      \
 268         asm ("\t.globl " #alias "\n\t.set " #alias ", " #name "\n"      \
 269              "\t.globl ." #alias "\n\t.set ." #alias ", ." #name)
 270 #else
 271 #if defined(CONFIG_ALPHA) || defined(CONFIG_MIPS)
 272 #define SYSCALL_ALIAS(alias, name)                                      \
 273         asm ( #alias " = " #name "\n\t.globl " #alias)
 274 #else
 275 #define SYSCALL_ALIAS(alias, name)                                      \
 276         asm ("\t.globl " #alias "\n\t.set " #alias ", " #name)
 277 #endif
 278 #endif
 279
 280 #ifdef CONFIG_FTRACE_SYSCALLS
 281 #define SYSCALL_DEFINEx(x, sname, ...)                          \
 282         static const char *types_##sname[] = {                  \
 283                 __SC_STR_TDECL##x(__VA_ARGS__)                  \
 284         };                                                      \
 285         static const char *args_##sname[] = {                   \
 286                 __SC_STR_ADECL##x(__VA_ARGS__)                  \
 287         };                                                      \
 288         SYSCALL_METADATA(sname, x);                             \
 289         __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
 290 #else
 291 #define SYSCALL_DEFINEx(x, sname, ...)                          \
 292         __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
 293 #endif
 294
 295 #ifdef CONFIG_HAVE_SYSCALL_WRAPPERS
 296
 297 #define SYSCALL_DEFINE(name) static inline long SYSC_##name
 298
 299 #define __SYSCALL_DEFINEx(x, name, ...)                                 \
 300         asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__));           \
 301         static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__));       \
 302         asmlinkage long SyS##name(__SC_LONG##x(__VA_ARGS__))            \
 303         {                                                               \
 304                 __SC_TEST##x(__VA_ARGS__);                              \
 305                 return (long) SYSC##name(__SC_CAST##x(__VA_ARGS__));    \
 306         }                                                               \
 307         SYSCALL_ALIAS(sys##name, SyS##name);                            \
 308         static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__))
 309
 310 #else /* CONFIG_HAVE_SYSCALL_WRAPPERS */
 311
 312 #define SYSCALL_DEFINE(name) asmlinkage long sys_##name
 313 #define __SYSCALL_DEFINEx(x, name, ...)                                 \
 314         asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__))
 315
 316 #endif /* CONFIG_HAVE_SYSCALL_WRAPPERS */
 317
 318 asmlinkage long sys_time(time_t __user *tloc);
 319 asmlinkage long sys_stime(time_t __user *tptr);
 320 asmlinkage long sys_gettimeofday(struct timeval __user *tv,
 321                                 struct timezone __user *tz);
 322 asmlinkage long sys_settimeofday(struct timeval __user *tv,
 323                                 struct timezone __user *tz);
 324 asmlinkage long sys_adjtimex(struct timex __user *txc_p);
 325
 326 asmlinkage long sys_times(struct tms __user *tbuf);
 327
 328 asmlinkage long sys_gettid(void);
 329 asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp);
 330 asmlinkage long sys_alarm(unsigned int seconds);
 331 asmlinkage long sys_getpid(void);
 332 asmlinkage long sys_getppid(void);
 333 asmlinkage long sys_getuid(void);
 334 asmlinkage long sys_geteuid(void);
 335 asmlinkage long sys_getgid(void);
 336 asmlinkage long sys_getegid(void);
 337 asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid);
 338 asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid);
 339 asmlinkage long sys_getpgid(pid_t pid);
 340 asmlinkage long sys_getpgrp(void);
 341 asmlinkage long sys_getsid(pid_t pid);
 342 asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist);
 343
 344 asmlinkage long sys_setregid(gid_t rgid, gid_t egid);
 345 asmlinkage long sys_setgid(gid_t gid);
 346 asmlinkage long sys_setreuid(uid_t ruid, uid_t euid);
 347 asmlinkage long sys_setuid(uid_t uid);
 348 asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid);
 349 asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid);
 350 asmlinkage long sys_setfsuid(uid_t uid);
 351 asmlinkage long sys_setfsgid(gid_t gid);
 352 asmlinkage long sys_setpgid(pid_t pid, pid_t pgid);
 353 asmlinkage long sys_setsid(void);
 354 asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist);
 355
 356 asmlinkage long sys_acct(const char __user *name);
 357 asmlinkage long sys_capget(cap_user_header_t header,
 358                                 cap_user_data_t dataptr);
 359 asmlinkage long sys_capset(cap_user_header_t header,
 360                                 const cap_user_data_t data);
 361 asmlinkage long sys_personality(u_long personality);
 362
 363 asmlinkage long sys_sigpending(old_sigset_t __user *set);
 364 asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
 365                                 old_sigset_t __user *oset);
 366 asmlinkage long sys_getitimer(int which, struct itimerval __user *value);
 367 asmlinkage long sys_setitimer(int which,
 368                                 struct itimerval __user *value,
 369                                 struct itimerval __user *ovalue);
 370 asmlinkage long sys_timer_create(clockid_t which_clock,
 371                                  struct sigevent __user *timer_event_spec,
 372                                  timer_t __user * created_timer_id);
 373 asmlinkage long sys_timer_gettime(timer_t timer_id,
 374                                 struct itimerspec __user *setting);
 375 asmlinkage long sys_timer_getoverrun(timer_t timer_id);
 376 asmlinkage long sys_timer_settime(timer_t timer_id, int flags,
 377                                 const struct itimerspec __user *new_setting,
 378                                 struct itimerspec __user *old_setting);
 379 asmlinkage long sys_timer_delete(timer_t timer_id);
 380 asmlinkage long sys_clock_settime(clockid_t which_clock,
 381                                 const struct timespec __user *tp);
 382 asmlinkage long sys_clock_gettime(clockid_t which_clock,
 383                                 struct timespec __user *tp);
 384 asmlinkage long sys_clock_getres(clockid_t which_clock,
 385                                 struct timespec __user *tp);
 386 asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags,
 387                                 const struct timespec __user *rqtp,
 388                                 struct timespec __user *rmtp);
 389
 390 asmlinkage long sys_nice(int increment);
 391 asmlinkage long sys_sched_setscheduler(pid_t pid, int policy,
 392                                         struct sched_param __user *param);
 393 asmlinkage long sys_sched_setparam(pid_t pid,
 394                                         struct sched_param __user *param);
 395 asmlinkage long sys_sched_getscheduler(pid_t pid);
 396 asmlinkage long sys_sched_getparam(pid_t pid,
 397                                         struct sched_param __user *param);
 398 asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len,
 399                                         unsigned long __user *user_mask_ptr);
 400 asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len,
 401                                         unsigned long __user *user_mask_ptr);
 402 asmlinkage long sys_sched_yield(void);
 403 asmlinkage long sys_sched_get_priority_max(int policy);
 404 asmlinkage long sys_sched_get_priority_min(int policy);
 405 asmlinkage long sys_sched_rr_get_interval(pid_t pid,
 406                                         struct timespec __user *interval);
 407 asmlinkage long sys_setpriority(int which, int who, int niceval);
 408 asmlinkage long sys_getpriority(int which, int who);
 409
 410 asmlinkage long sys_shutdown(int, int);
 411 asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd,
 412                                 void __user *arg);
 413 asmlinkage long sys_restart_syscall(void);
 414 asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
 415                                 struct kexec_segment __user *segments,
 416                                 unsigned long flags);
 417
 418 asmlinkage long sys_exit(int error_code);
 419 asmlinkage long sys_exit_group(int error_code);
 420 asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
 421                                 int options, struct rusage __user *ru);
 422 asmlinkage long sys_waitid(int which, pid_t pid,
 423                            struct siginfo __user *infop,
 424                            int options, struct rusage __user *ru);
 425 asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options);
 426 asmlinkage long sys_set_tid_address(int __user *tidptr);
 427 asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
 428                         struct timespec __user *utime, u32 __user *uaddr2,
 429                         u32 val3);
 430
 431 asmlinkage long sys_init_module(void __user *umod, unsigned long len,
 432                                 const char __user *uargs);
 433 asmlinkage long sys_delete_module(const char __user *name_user,
 434                                 unsigned int flags);
 435
 436 asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set,
 437                                 sigset_t __user *oset, size_t sigsetsize);
 438 asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize);
 439 asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese,
 440                                 siginfo_t __user *uinfo,
 441                                 const struct timespec __user *uts,
 442                                 size_t sigsetsize);
 443 asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t  pid, int sig,
 444                 siginfo_t __user *uinfo);
 445 asmlinkage long sys_kill(int pid, int sig);
 446 asmlinkage long sys_tgkill(int tgid, int pid, int sig);
 447 asmlinkage long sys_tkill(int pid, int sig);
 448 asmlinkage long sys_rt_sigqueueinfo(int pid, int sig, siginfo_t __user *uinfo);
 449 asmlinkage long sys_sgetmask(void);
 450 asmlinkage long sys_ssetmask(int newmask);
 451 asmlinkage long sys_signal(int sig, __sighandler_t handler);
 452 asmlinkage long sys_pause(void);
 453
 454 asmlinkage long sys_sync(void);
 455 asmlinkage long sys_fsync(unsigned int fd);
 456 asmlinkage long sys_fdatasync(unsigned int fd);
 457 asmlinkage long sys_bdflush(int func, long data);
 458 asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
 459                                 char __user *type, unsigned long flags,
 460                                 void __user *data);
 461 asmlinkage long sys_umount(char __user *name, int flags);
 462 asmlinkage long sys_oldumount(char __user *name);
 463 asmlinkage long sys_truncate(const char __user *path, long length);
 464 asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
 465 asmlinkage long sys_stat(char __user *filename,
 466                         struct __old_kernel_stat __user *statbuf);
 467 asmlinkage long sys_statfs(const char __user * path,
 468                                 struct statfs __user *buf);
 469 asmlinkage long sys_statfs64(const char __user *path, size_t sz,
 470                                 struct statfs64 __user *buf);
 471 asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf);
 472 asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz,
 473                                 struct statfs64 __user *buf);
 474 asmlinkage long sys_lstat(char __user *filename,
 475                         struct __old_kernel_stat __user *statbuf);
 476 asmlinkage long sys_fstat(unsigned int fd,
 477                         struct __old_kernel_stat __user *statbuf);
 478 asmlinkage long sys_newstat(char __user *filename,
 479                                 struct stat __user *statbuf);
 480 asmlinkage long sys_newlstat(char __user *filename,
 481                                 struct stat __user *statbuf);
 482 asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf);
 483 asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf);
 484 #if BITS_PER_LONG == 32
 485 asmlinkage long sys_stat64(char __user *filename,
 486                                 struct stat64 __user *statbuf);
 487 asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
 488 asmlinkage long sys_lstat64(char __user *filename,
 489                                 struct stat64 __user *statbuf);
 490 asmlinkage long sys_truncate64(const char __user *path, loff_t length);
 491 asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length);
 492 #endif
 493
 494 asmlinkage long sys_setxattr(const char __user *path, const char __user *name,
 495                              const void __user *value, size_t size, int flags);
 496 asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
 497                               const void __user *value, size_t size, int flags);
 498 asmlinkage long sys_fsetxattr(int fd, const char __user *name,
 499                               const void __user *value, size_t size, int flags);
 500 asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
 501                              void __user *value, size_t size);
 502 asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
 503                               void __user *value, size_t size);
 504 asmlinkage long sys_fgetxattr(int fd, const char __user *name,
 505                               void __user *value, size_t size);
 506 asmlinkage long sys_listxattr(const char __user *path, char __user *list,
 507                               size_t size);
 508 asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
 509                                size_t size);
 510 asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
 511 asmlinkage long sys_removexattr(const char __user *path,
 512                                 const char __user *name);
 513 asmlinkage long sys_lremovexattr(const char __user *path,
 514                                  const char __user *name);
 515 asmlinkage long sys_fremovexattr(int fd, const char __user *name);
 516
 517 asmlinkage long sys_brk(unsigned long brk);
 518 asmlinkage long sys_mprotect(unsigned long start, size_t len,
 519                                 unsigned long prot);
 520 asmlinkage long sys_mremap(unsigned long addr,
 521                            unsigned long old_len, unsigned long new_len,
 522                            unsigned long flags, unsigned long new_addr);
 523 asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
 524                         unsigned long prot, unsigned long pgoff,
 525                         unsigned long flags);
 526 asmlinkage long sys_msync(unsigned long start, size_t len, int flags);
 527 asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice);
 528 asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
 529 asmlinkage long sys_munmap(unsigned long addr, size_t len);
 530 asmlinkage long sys_mlock(unsigned long start, size_t len);
 531 asmlinkage long sys_munlock(unsigned long start, size_t len);
 532 asmlinkage long sys_mlockall(int flags);
 533 asmlinkage long sys_munlockall(void);
 534 asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
 535 asmlinkage long sys_mincore(unsigned long start, size_t len,
 536                                 unsigned char __user * vec);
 537
 538 asmlinkage long sys_pivot_root(const char __user *new_root,
 539                                 const char __user *put_old);
 540 asmlinkage long sys_chroot(const char __user *filename);
 541 asmlinkage long sys_mknod(const char __user *filename, int mode,
 542                                 unsigned dev);
 543 asmlinkage long sys_link(const char __user *oldname,
 544                                 const char __user *newname);
 545 asmlinkage long sys_symlink(const char __user *old, const char __user *new);
 546 asmlinkage long sys_unlink(const char __user *pathname);
 547 asmlinkage long sys_rename(const char __user *oldname,
 548                                 const char __user *newname);
 549 asmlinkage long sys_chmod(const char __user *filename, mode_t mode);
 550 asmlinkage long sys_fchmod(unsigned int fd, mode_t mode);
 551
 552 asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
 553 #if BITS_PER_LONG == 32
 554 asmlinkage long sys_fcntl64(unsigned int fd,
 555                                 unsigned int cmd, unsigned long arg);
 556 #endif
 557 asmlinkage long sys_pipe(int __user *fildes);
 558 asmlinkage long sys_pipe2(int __user *fildes, int flags);
 559 asmlinkage long sys_dup(unsigned int fildes);
 560 asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
 561 asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
 562 asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
 563 asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd,
 564                                 unsigned long arg);
 565 asmlinkage long sys_flock(unsigned int fd, unsigned int cmd);
 566 asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx);
 567 asmlinkage long sys_io_destroy(aio_context_t ctx);
 568 asmlinkage long sys_io_getevents(aio_context_t ctx_id,
 569                                 long min_nr,
 570                                 long nr,
 571                                 struct io_event __user *events,
 572                                 struct timespec __user *timeout);
 573 asmlinkage long sys_io_submit(aio_context_t, long,
 574                                 struct iocb __user * __user *);
 575 asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
 576                               struct io_event __user *result);
 577 asmlinkage long sys_sendfile(int out_fd, int in_fd,
 578                              off_t __user *offset, size_t count);
 579 asmlinkage long sys_sendfile64(int out_fd, int in_fd,
 580                                loff_t __user *offset, size_t count);
 581 asmlinkage long sys_readlink(const char __user *path,
 582                                 char __user *buf, int bufsiz);
 583 asmlinkage long sys_creat(const char __user *pathname, int mode);
 584 asmlinkage long sys_open(const char __user *filename,
 585                                 int flags, int mode);
 586 asmlinkage long sys_close(unsigned int fd);
 587 asmlinkage long sys_access(const char __user *filename, int mode);
 588 asmlinkage long sys_vhangup(void);
 589 asmlinkage long sys_chown(const char __user *filename,
 590                                 uid_t user, gid_t group);
 591 asmlinkage long sys_lchown(const char __user *filename,
 592                                 uid_t user, gid_t group);
 593 asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group);
 594 #ifdef CONFIG_UID16
 595 asmlinkage long sys_chown16(const char __user *filename,
 596                                 old_uid_t user, old_gid_t group);
 597 asmlinkage long sys_lchown16(const char __user *filename,
 598                                 old_uid_t user, old_gid_t group);
 599 asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group);
 600 asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid);
 601 asmlinkage long sys_setgid16(old_gid_t gid);
 602 asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid);
 603 asmlinkage long sys_setuid16(old_uid_t uid);
 604 asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid);
 605 asmlinkage long sys_getresuid16(old_uid_t __user *ruid,
 606                                 old_uid_t __user *euid, old_uid_t __user *suid);
 607 asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid);
 608 asmlinkage long sys_getresgid16(old_gid_t __user *rgid,
 609                                 old_gid_t __user *egid, old_gid_t __user *sgid);
 610 asmlinkage long sys_setfsuid16(old_uid_t uid);
 611 asmlinkage long sys_setfsgid16(old_gid_t gid);
 612 asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist);
 613 asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist);
 614 asmlinkage long sys_getuid16(void);
 615 asmlinkage long sys_geteuid16(void);
 616 asmlinkage long sys_getgid16(void);
 617 asmlinkage long sys_getegid16(void);
 618 #endif
 619
 620 asmlinkage long sys_utime(char __user *filename,
 621                                 struct utimbuf __user *times);
 622 asmlinkage long sys_utimes(char __user *filename,
 623                                 struct timeval __user *utimes);
 624 asmlinkage long sys_lseek(unsigned int fd, off_t offset,
 625                           unsigned int origin);
 626 asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
 627                         unsigned long offset_low, loff_t __user *result,
 628                         unsigned int origin);
 629 asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
 630 asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
 631 asmlinkage long sys_readv(unsigned long fd,
 632                           const struct iovec __user *vec,
 633                           unsigned long vlen);
 634 asmlinkage long sys_write(unsigned int fd, const char __user *buf,
 635                           size_t count);
 636 asmlinkage long sys_writev(unsigned long fd,
 637                            const struct iovec __user *vec,
 638                            unsigned long vlen);
 639 asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
 640                             size_t count, loff_t pos);
 641 asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
 642                              size_t count, loff_t pos);
 643 asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec,
 644                            unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
 645 asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec,
 646                             unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
 647 asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
 648 asmlinkage long sys_mkdir(const char __user *pathname, int mode);
 649 asmlinkage long sys_chdir(const char __user *filename);
 650 asmlinkage long sys_fchdir(unsigned int fd);
 651 asmlinkage long sys_rmdir(const char __user *pathname);
 652 asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);
 653 asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special,
 654                                 qid_t id, void __user *addr);
 655 asmlinkage long sys_getdents(unsigned int fd,
 656                                 struct linux_dirent __user *dirent,
 657                                 unsigned int count);
 658 asmlinkage long sys_getdents64(unsigned int fd,
 659                                 struct linux_dirent64 __user *dirent,
 660                                 unsigned int count);
 661
 662 asmlinkage long sys_setsockopt(int fd, int level, int optname,
 663                                 char __user *optval, int optlen);
 664 asmlinkage long sys_getsockopt(int fd, int level, int optname,
 665                                 char __user *optval, int __user *optlen);
 666 asmlinkage long sys_bind(int, struct sockaddr __user *, int);
 667 asmlinkage long sys_connect(int, struct sockaddr __user *, int);
 668 asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
 669 asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
 670 asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
 671 asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
 672 asmlinkage long sys_send(int, void __user *, size_t, unsigned);
 673 asmlinkage long sys_sendto(int, void __user *, size_t, unsigned,
 674                                 struct sockaddr __user *, int);
 675 asmlinkage long sys_sendmsg(int fd, struct msghdr __user *msg, unsigned flags);
 676 asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
 677 asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
 678                                 struct sockaddr __user *, int __user *);
 679 asmlinkage long sys_recvmsg(int fd, struct msghdr __user *msg, unsigned flags);
 680 asmlinkage long sys_socket(int, int, int);
 681 asmlinkage long sys_socketpair(int, int, int, int __user *);
 682 asmlinkage long sys_socketcall(int call, unsigned long __user *args);
 683 asmlinkage long sys_listen(int, int);
 684 asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
 685                                 long timeout);
 686 asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
 687                         fd_set __user *exp, struct timeval __user *tvp);
 688 asmlinkage long sys_epoll_create(int size);
 689 asmlinkage long sys_epoll_create1(int flags);
 690 asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
 691                                 struct epoll_event __user *event);
 692 asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,
 693                                 int maxevents, int timeout);
 694 asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
 695                                 int maxevents, int timeout,
 696                                 const sigset_t __user *sigmask,
 697                                 size_t sigsetsize);
 698 asmlinkage long sys_gethostname(char __user *name, int len);
 699 asmlinkage long sys_sethostname(char __user *name, int len);
 700 asmlinkage long sys_setdomainname(char __user *name, int len);
 701 asmlinkage long sys_newuname(struct new_utsname __user *name);
 702
 703 asmlinkage long sys_getrlimit(unsigned int resource,
 704                                 struct rlimit __user *rlim);
 705 #if defined(COMPAT_RLIM_OLD_INFINITY) || !(defined(CONFIG_IA64))
 706 asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim);
 707 #endif
 708 asmlinkage long sys_setrlimit(unsigned int resource,
 709                                 struct rlimit __user *rlim);
 710 asmlinkage long sys_getrusage(int who, struct rusage __user *ru);
 711 asmlinkage long sys_umask(int mask);
 712
 713 asmlinkage long sys_msgget(key_t key, int msgflg);
 714 asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp,
 715                                 size_t msgsz, int msgflg);
 716 asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
 717                                 size_t msgsz, long msgtyp, int msgflg);
 718 asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
 719
 720 asmlinkage long sys_semget(key_t key, int nsems, int semflg);
 721 asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
 722                                 unsigned nsops);
 723 asmlinkage long sys_semctl(int semid, int semnum, int cmd, union semun arg);
 724 asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops,
 725                                 unsigned nsops,
 726                                 const struct timespec __user *timeout);
 727 asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
 728 asmlinkage long sys_shmget(key_t key, size_t size, int flag);
 729 asmlinkage long sys_shmdt(char __user *shmaddr);
 730 asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
 731
 732 asmlinkage long sys_mq_open(const char __user *name, int oflag, mode_t mode, struct mq_attr __user *attr);
 733 asmlinkage long sys_mq_unlink(const char __user *name);
 734 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);
 735 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);
 736 asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
 737 asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
 738
 739 asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);
 740 asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn,
 741                                 unsigned long off, unsigned long len,
 742                                 void __user *buf);
 743 asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn,
 744                                 unsigned long off, unsigned long len,
 745                                 void __user *buf);
 746
 747 asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
 748                         unsigned long arg4, unsigned long arg5);
 749 asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags);
 750 asmlinkage long sys_swapoff(const char __user *specialfile);
 751 asmlinkage long sys_sysctl(struct __sysctl_args __user *args);
 752 asmlinkage long sys_sysinfo(struct sysinfo __user *info);
 753 asmlinkage long sys_sysfs(int option,
 754                                 unsigned long arg1, unsigned long arg2);
 755 asmlinkage long sys_nfsservctl(int cmd,
 756                                 struct nfsctl_arg __user *arg,
 757                                 void __user *res);
 758 asmlinkage long sys_syslog(int type, char __user *buf, int len);
 759 asmlinkage long sys_uselib(const char __user *library);
 760 asmlinkage long sys_ni_syscall(void);
 761 asmlinkage long sys_ptrace(long request, long pid, long addr, long data);
 762
 763 asmlinkage long sys_add_key(const char __user *_type,
 764                             const char __user *_description,
 765                             const void __user *_payload,
 766                             size_t plen,
 767                             key_serial_t destringid);
 768
 769 asmlinkage long sys_request_key(const char __user *_type,
 770                                 const char __user *_description,
 771                                 const char __user *_callout_info,
 772                                 key_serial_t destringid);
 773
 774 asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3,
 775                            unsigned long arg4, unsigned long arg5);
 776
 777 asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
 778 asmlinkage long sys_ioprio_get(int which, int who);
 779 asmlinkage long sys_set_mempolicy(int mode, unsigned long __user *nmask,
 780                                 unsigned long maxnode);
 781 asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,
 782                                 const unsigned long __user *from,
 783                                 const unsigned long __user *to);
 784 asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
 785                                 const void __user * __user *pages,
 786                                 const int __user *nodes,
 787                                 int __user *status,
 788                                 int flags);
 789 asmlinkage long sys_mbind(unsigned long start, unsigned long len,
 790                                 unsigned long mode,
 791                                 unsigned long __user *nmask,
 792                                 unsigned long maxnode,
 793                                 unsigned flags);
 794 asmlinkage long sys_get_mempolicy(int __user *policy,
 795                                 unsigned long __user *nmask,
 796                                 unsigned long maxnode,
 797                                 unsigned long addr, unsigned long flags);
 798
 799 asmlinkage long sys_inotify_init(void);
 800 asmlinkage long sys_inotify_init1(int flags);
 801 asmlinkage long sys_inotify_add_watch(int fd, const char __user *path,
 802                                         u32 mask);
 803 asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd);
 804
 805 asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
 806                                  __u32 __user *ustatus);
 807 asmlinkage long sys_spu_create(const char __user *name,
 808                 unsigned int flags, mode_t mode, int fd);
 809
 810 asmlinkage long sys_mknodat(int dfd, const char __user * filename, int mode,
 811                             unsigned dev);
 812 asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, int mode);
 813 asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
 814 asmlinkage long sys_symlinkat(const char __user * oldname,
 815                               int newdfd, const char __user * newname);
 816 asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
 817                            int newdfd, const char __user *newname, int flags);
 818 asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
 819                              int newdfd, const char __user * newname);
 820 asmlinkage long sys_futimesat(int dfd, char __user *filename,
 821                               struct timeval __user *utimes);
 822 asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
 823 asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
 824                              mode_t mode);
 825 asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
 826                              gid_t group, int flag);
 827 asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
 828                            int mode);
 829 asmlinkage long sys_newfstatat(int dfd, char __user *filename,
 830                                struct stat __user *statbuf, int flag);
 831 asmlinkage long sys_fstatat64(int dfd, char __user *filename,
 832                                struct stat64 __user *statbuf, int flag);
 833 asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
 834                                int bufsiz);
 835 asmlinkage long sys_utimensat(int dfd, char __user *filename,
 836                                 struct timespec __user *utimes, int flags);
 837 asmlinkage long sys_unshare(unsigned long unshare_flags);
 838
 839 asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
 840                            int fd_out, loff_t __user *off_out,
 841                            size_t len, unsigned int flags);
 842
 843 asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov,
 844                              unsigned long nr_segs, unsigned int flags);
 845
 846 asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
 847
 848 asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
 849                                         unsigned int flags);
 850 asmlinkage long sys_sync_file_range2(int fd, unsigned int flags,
 851                                      loff_t offset, loff_t nbytes);
 852 asmlinkage long sys_get_robust_list(int pid,
 853                                     struct robust_list_head __user * __user *head_ptr,
 854                                     size_t __user *len_ptr);
 855 asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
 856                                     size_t len);
 857 asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
 858 asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask);
 859 asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags);
 860 asmlinkage long sys_timerfd_create(int clockid, int flags);
 861 asmlinkage long sys_timerfd_settime(int ufd, int flags,
 862                                     const struct itimerspec __user *utmr,
 863                                     struct itimerspec __user *otmr);
 864 asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr);
 865 asmlinkage long sys_eventfd(unsigned int count);
 866 asmlinkage long sys_eventfd2(unsigned int count, int flags);
 867 asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
 868 asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
 869 asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
 870                              fd_set __user *, struct timespec __user *,
 871                              void __user *);
 872 asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
 873                           struct timespec __user *, const sigset_t __user *,
 874                           size_t);
 875
 876 int kernel_execve(const char *filename, char *const argv[], char *const envp[]);
 877
 878
 879 asmlinkage long sys_perf_event_open(
 880                 struct perf_event_attr __user *attr_uptr,
 881                 pid_t pid, int cpu, int group_fd, unsigned long flags);
 882 #endif