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 */
  11#ifndef _LINUX_SYSCALLS_H
  12#define _LINUX_SYSCALLS_H
  14struct epoll_event;
  15struct iattr;
  16struct inode;
  17struct iocb;
  18struct io_event;
  19struct iovec;
  20struct itimerspec;
  21struct itimerval;
  22struct kexec_segment;
  23struct linux_dirent;
  24struct linux_dirent64;
  25struct list_head;
  26struct mmap_arg_struct;
  27struct msgbuf;
  28struct msghdr;
  29struct mmsghdr;
  30struct msqid_ds;
  31struct new_utsname;
  32struct nfsctl_arg;
  33struct __old_kernel_stat;
  34struct oldold_utsname;
  35struct old_utsname;
  36struct pollfd;
  37struct rlimit;
  38struct rlimit64;
  39struct rusage;
  40struct sched_param;
  41struct sel_arg_struct;
  42struct semaphore;
  43struct sembuf;
  44struct shmid_ds;
  45struct sockaddr;
  46struct stat;
  47struct stat64;
  48struct statfs;
  49struct statfs64;
  50struct __sysctl_args;
  51struct sysinfo;
  52struct timespec;
  53struct timeval;
  54struct timex;
  55struct timezone;
  56struct tms;
  57struct utimbuf;
  58struct mq_attr;
  59struct compat_stat;
  60struct compat_timeval;
  61struct robust_list_head;
  62struct getcpu_cache;
  63struct old_linux_dirent;
  64struct perf_event_attr;
  65struct file_handle;
  67#include <linux/types.h>
  68#include <linux/aio_abi.h>
  69#include <linux/capability.h>
  70#include <linux/list.h>
  71#include <linux/bug.h>
  72#include <linux/sem.h>
  73#include <asm/siginfo.h>
  74#include <asm/signal.h>
  75#include <linux/unistd.h>
  76#include <linux/quota.h>
  77#include <linux/key.h>
  78#include <trace/syscall.h>
  80#define __SC_DECL1(t1, a1)      t1 a1
  81#define __SC_DECL2(t2, a2, ...) t2 a2, __SC_DECL1(__VA_ARGS__)
  82#define __SC_DECL3(t3, a3, ...) t3 a3, __SC_DECL2(__VA_ARGS__)
  83#define __SC_DECL4(t4, a4, ...) t4 a4, __SC_DECL3(__VA_ARGS__)
  84#define __SC_DECL5(t5, a5, ...) t5 a5, __SC_DECL4(__VA_ARGS__)
  85#define __SC_DECL6(t6, a6, ...) t6 a6, __SC_DECL5(__VA_ARGS__)
  87#define __SC_LONG1(t1, a1)      long a1
  88#define __SC_LONG2(t2, a2, ...) long a2, __SC_LONG1(__VA_ARGS__)
  89#define __SC_LONG3(t3, a3, ...) long a3, __SC_LONG2(__VA_ARGS__)
  90#define __SC_LONG4(t4, a4, ...) long a4, __SC_LONG3(__VA_ARGS__)
  91#define __SC_LONG5(t5, a5, ...) long a5, __SC_LONG4(__VA_ARGS__)
  92#define __SC_LONG6(t6, a6, ...) long a6, __SC_LONG5(__VA_ARGS__)
  94#define __SC_CAST1(t1, a1)      (t1) a1
  95#define __SC_CAST2(t2, a2, ...) (t2) a2, __SC_CAST1(__VA_ARGS__)
  96#define __SC_CAST3(t3, a3, ...) (t3) a3, __SC_CAST2(__VA_ARGS__)
  97#define __SC_CAST4(t4, a4, ...) (t4) a4, __SC_CAST3(__VA_ARGS__)
  98#define __SC_CAST5(t5, a5, ...) (t5) a5, __SC_CAST4(__VA_ARGS__)
  99#define __SC_CAST6(t6, a6, ...) (t6) a6, __SC_CAST5(__VA_ARGS__)
 101#define __SC_TEST(type)         BUILD_BUG_ON(sizeof(type) > sizeof(long))
 102#define __SC_TEST1(t1, a1)      __SC_TEST(t1)
 103#define __SC_TEST2(t2, a2, ...) __SC_TEST(t2); __SC_TEST1(__VA_ARGS__)
 104#define __SC_TEST3(t3, a3, ...) __SC_TEST(t3); __SC_TEST2(__VA_ARGS__)
 105#define __SC_TEST4(t4, a4, ...) __SC_TEST(t4); __SC_TEST3(__VA_ARGS__)
 106#define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__)
 107#define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__)
 110#define __SC_STR_ADECL1(t, a)           #a
 111#define __SC_STR_ADECL2(t, a, ...)      #a, __SC_STR_ADECL1(__VA_ARGS__)
 112#define __SC_STR_ADECL3(t, a, ...)      #a, __SC_STR_ADECL2(__VA_ARGS__)
 113#define __SC_STR_ADECL4(t, a, ...)      #a, __SC_STR_ADECL3(__VA_ARGS__)
 114#define __SC_STR_ADECL5(t, a, ...)      #a, __SC_STR_ADECL4(__VA_ARGS__)
 115#define __SC_STR_ADECL6(t, a, ...)      #a, __SC_STR_ADECL5(__VA_ARGS__)
 117#define __SC_STR_TDECL1(t, a)           #t
 118#define __SC_STR_TDECL2(t, a, ...)      #t, __SC_STR_TDECL1(__VA_ARGS__)
 119#define __SC_STR_TDECL3(t, a, ...)      #t, __SC_STR_TDECL2(__VA_ARGS__)
 120#define __SC_STR_TDECL4(t, a, ...)      #t, __SC_STR_TDECL3(__VA_ARGS__)
 121#define __SC_STR_TDECL5(t, a, ...)      #t, __SC_STR_TDECL4(__VA_ARGS__)
 122#define __SC_STR_TDECL6(t, a, ...)      #t, __SC_STR_TDECL5(__VA_ARGS__)
 124extern struct ftrace_event_class event_class_syscall_enter;
 125extern struct ftrace_event_class event_class_syscall_exit;
 126extern struct trace_event_functions enter_syscall_print_funcs;
 127extern struct trace_event_functions exit_syscall_print_funcs;
 129#define SYSCALL_TRACE_ENTER_EVENT(sname)                                \
 130        static struct syscall_metadata __syscall_meta_##sname;          \
 131        static struct ftrace_event_call __used                          \
 132          event_enter_##sname = {                                       \
 133                .name                   = "sys_enter"#sname,            \
 134                .class                  = &event_class_syscall_enter,   \
 135                .event.funcs            = &enter_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_enter_##sname = &event_enter_##sname;
 143#define SYSCALL_TRACE_EXIT_EVENT(sname)                                 \
 144        static struct syscall_metadata __syscall_meta_##sname;          \
 145        static struct ftrace_event_call __used                          \
 146          event_exit_##sname = {                                        \
 147                .name                   = "sys_exit"#sname,             \
 148                .class                  = &event_class_syscall_exit,    \
 149                .event.funcs            = &exit_syscall_print_funcs,    \
 150                .data                   = (void *)&__syscall_meta_##sname,\
 151                .flags                  = TRACE_EVENT_FL_CAP_ANY,       \
 152        };                                                              \
 153        static struct ftrace_event_call __used                          \
 154          __attribute__((section("_ftrace_events")))                    \
 155        *__event_exit_##sname = &event_exit_##sname;
 157#define SYSCALL_METADATA(sname, nb)                             \
 158        SYSCALL_TRACE_ENTER_EVENT(sname);                       \
 159        SYSCALL_TRACE_EXIT_EVENT(sname);                        \
 160        static struct syscall_metadata __used                   \
 161          __syscall_meta_##sname = {                            \
 162                .name           = "sys"#sname,                  \
 163                .syscall_nr     = -1,   /* Filled in at boot */ \
 164                .nb_args        = nb,                           \
 165                .types          = types_##sname,                \
 166                .args           = args_##sname,                 \
 167                .enter_event    = &event_enter_##sname,         \
 168                .exit_event     = &event_exit_##sname,          \
 169                .enter_fields   = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \
 170        };                                                      \
 171        static struct syscall_metadata __used                   \
 172          __attribute__((section("__syscalls_metadata")))       \
 173         *__p_syscall_meta_##sname = &__syscall_meta_##sname;
 175#define SYSCALL_DEFINE0(sname)                                  \
 176        SYSCALL_TRACE_ENTER_EVENT(_##sname);                    \
 177        SYSCALL_TRACE_EXIT_EVENT(_##sname);                     \
 178        static struct syscall_metadata __used                   \
 179          __syscall_meta__##sname = {                           \
 180                .name           = "sys_"#sname,                 \
 181                .syscall_nr     = -1,   /* Filled in at boot */ \
 182                .nb_args        = 0,                            \
 183                .enter_event    = &event_enter__##sname,        \
 184                .exit_event     = &event_exit__##sname,         \
 185                .enter_fields   = LIST_HEAD_INIT(__syscall_meta__##sname.enter_fields), \
 186        };                                                      \
 187        static struct syscall_metadata __used                   \
 188          __attribute__((section("__syscalls_metadata")))       \
 189         *__p_syscall_meta_##sname = &__syscall_meta__##sname;  \
 190        asmlinkage long sys_##sname(void)
 192#define SYSCALL_DEFINE0(name)      asmlinkage long sys_##name(void)
 195#define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
 196#define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
 197#define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
 198#define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
 199#define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
 200#define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
 202#ifdef CONFIG_PPC64
 203#define SYSCALL_ALIAS(alias, name)                                      \
 204        asm ("\t.globl " #alias "\n\t.set " #alias ", " #name "\n"      \
 205             "\t.globl ." #alias "\n\t.set ." #alias ", ." #name)
 207#if defined(CONFIG_ALPHA) || defined(CONFIG_MIPS)
 208#define SYSCALL_ALIAS(alias, name)                                      \
 209        asm ( #alias " = " #name "\n\t.globl " #alias)
 211#define SYSCALL_ALIAS(alias, name)                                      \
 212        asm ("\t.globl " #alias "\n\t.set " #alias ", " #name)
 217#define SYSCALL_DEFINEx(x, sname, ...)                          \
 218        static const char *types_##sname[] = {                  \
 219                __SC_STR_TDECL##x(__VA_ARGS__)                  \
 220        };                                                      \
 221        static const char *args_##sname[] = {                   \
 222                __SC_STR_ADECL##x(__VA_ARGS__)                  \
 223        };                                                      \
 224        SYSCALL_METADATA(sname, x);                             \
 225        __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
 227#define SYSCALL_DEFINEx(x, sname, ...)                          \
 228        __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
 233#define SYSCALL_DEFINE(name) static inline long SYSC_##name
 235#define __SYSCALL_DEFINEx(x, name, ...)                                 \
 236        asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__));           \
 237        static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__));       \
 238        asmlinkage long SyS##name(__SC_LONG##x(__VA_ARGS__))            \
 239        {                                                               \
 240                __SC_TEST##x(__VA_ARGS__);                              \
 241                return (long) SYSC##name(__SC_CAST##x(__VA_ARGS__));    \
 242        }                                                               \
 243        SYSCALL_ALIAS(sys##name, SyS##name);                            \
 244        static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__))
 248#define SYSCALL_DEFINE(name) asmlinkage long sys_##name
 249#define __SYSCALL_DEFINEx(x, name, ...)                                 \
 250        asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__))
 254asmlinkage long sys_time(time_t __user *tloc);
 255asmlinkage long sys_stime(time_t __user *tptr);
 256asmlinkage long sys_gettimeofday(struct timeval __user *tv,
 257                                struct timezone __user *tz);
 258asmlinkage long sys_settimeofday(struct timeval __user *tv,
 259                                struct timezone __user *tz);
 260asmlinkage long sys_adjtimex(struct timex __user *txc_p);
 262asmlinkage long sys_times(struct tms __user *tbuf);
 264asmlinkage long sys_gettid(void);
 265asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp);
 266asmlinkage long sys_alarm(unsigned int seconds);
 267asmlinkage long sys_getpid(void);
 268asmlinkage long sys_getppid(void);
 269asmlinkage long sys_getuid(void);
 270asmlinkage long sys_geteuid(void);
 271asmlinkage long sys_getgid(void);
 272asmlinkage long sys_getegid(void);
 273asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid);
 274asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid);
 275asmlinkage long sys_getpgid(pid_t pid);
 276asmlinkage long sys_getpgrp(void);
 277asmlinkage long sys_getsid(pid_t pid);
 278asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist);
 280asmlinkage long sys_setregid(gid_t rgid, gid_t egid);
 281asmlinkage long sys_setgid(gid_t gid);
 282asmlinkage long sys_setreuid(uid_t ruid, uid_t euid);
 283asmlinkage long sys_setuid(uid_t uid);
 284asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid);
 285asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid);
 286asmlinkage long sys_setfsuid(uid_t uid);
 287asmlinkage long sys_setfsgid(gid_t gid);
 288asmlinkage long sys_setpgid(pid_t pid, pid_t pgid);
 289asmlinkage long sys_setsid(void);
 290asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist);
 292asmlinkage long sys_acct(const char __user *name);
 293asmlinkage long sys_capget(cap_user_header_t header,
 294                                cap_user_data_t dataptr);
 295asmlinkage long sys_capset(cap_user_header_t header,
 296                                const cap_user_data_t data);
 297asmlinkage long sys_personality(unsigned int personality);
 299asmlinkage long sys_sigpending(old_sigset_t __user *set);
 300asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
 301                                old_sigset_t __user *oset);
 302asmlinkage long sys_getitimer(int which, struct itimerval __user *value);
 303asmlinkage long sys_setitimer(int which,
 304                                struct itimerval __user *value,
 305                                struct itimerval __user *ovalue);
 306asmlinkage long sys_timer_create(clockid_t which_clock,
 307                                 struct sigevent __user *timer_event_spec,
 308                                 timer_t __user * created_timer_id);
 309asmlinkage long sys_timer_gettime(timer_t timer_id,
 310                                struct itimerspec __user *setting);
 311asmlinkage long sys_timer_getoverrun(timer_t timer_id);
 312asmlinkage long sys_timer_settime(timer_t timer_id, int flags,
 313                                const struct itimerspec __user *new_setting,
 314                                struct itimerspec __user *old_setting);
 315asmlinkage long sys_timer_delete(timer_t timer_id);
 316asmlinkage long sys_clock_settime(clockid_t which_clock,
 317                                const struct timespec __user *tp);
 318asmlinkage long sys_clock_gettime(clockid_t which_clock,
 319                                struct timespec __user *tp);
 320asmlinkage long sys_clock_adjtime(clockid_t which_clock,
 321                                struct timex __user *tx);
 322asmlinkage long sys_clock_getres(clockid_t which_clock,
 323                                struct timespec __user *tp);
 324asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags,
 325                                const struct timespec __user *rqtp,
 326                                struct timespec __user *rmtp);
 328asmlinkage long sys_nice(int increment);
 329asmlinkage long sys_sched_setscheduler(pid_t pid, int policy,
 330                                        struct sched_param __user *param);
 331asmlinkage long sys_sched_setparam(pid_t pid,
 332                                        struct sched_param __user *param);
 333asmlinkage long sys_sched_getscheduler(pid_t pid);
 334asmlinkage long sys_sched_getparam(pid_t pid,
 335                                        struct sched_param __user *param);
 336asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len,
 337                                        unsigned long __user *user_mask_ptr);
 338asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len,
 339                                        unsigned long __user *user_mask_ptr);
 340asmlinkage long sys_sched_yield(void);
 341asmlinkage long sys_sched_get_priority_max(int policy);
 342asmlinkage long sys_sched_get_priority_min(int policy);
 343asmlinkage long sys_sched_rr_get_interval(pid_t pid,
 344                                        struct timespec __user *interval);
 345asmlinkage long sys_setpriority(int which, int who, int niceval);
 346asmlinkage long sys_getpriority(int which, int who);
 348asmlinkage long sys_shutdown(int, int);
 349asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd,
 350                                void __user *arg);
 351asmlinkage long sys_restart_syscall(void);
 352asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
 353                                struct kexec_segment __user *segments,
 354                                unsigned long flags);
 356asmlinkage long sys_exit(int error_code);
 357asmlinkage long sys_exit_group(int error_code);
 358asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
 359                                int options, struct rusage __user *ru);
 360asmlinkage long sys_waitid(int which, pid_t pid,
 361                           struct siginfo __user *infop,
 362                           int options, struct rusage __user *ru);
 363asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options);
 364asmlinkage long sys_set_tid_address(int __user *tidptr);
 365asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
 366                        struct timespec __user *utime, u32 __user *uaddr2,
 367                        u32 val3);
 369asmlinkage long sys_init_module(void __user *umod, unsigned long len,
 370                                const char __user *uargs);
 371asmlinkage long sys_delete_module(const char __user *name_user,
 372                                unsigned int flags);
 374asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set,
 375                                sigset_t __user *oset, size_t sigsetsize);
 376asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize);
 377asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese,
 378                                siginfo_t __user *uinfo,
 379                                const struct timespec __user *uts,
 380                                size_t sigsetsize);
 381asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t  pid, int sig,
 382                siginfo_t __user *uinfo);
 383asmlinkage long sys_kill(int pid, int sig);
 384asmlinkage long sys_tgkill(int tgid, int pid, int sig);
 385asmlinkage long sys_tkill(int pid, int sig);
 386asmlinkage long sys_rt_sigqueueinfo(int pid, int sig, siginfo_t __user *uinfo);
 387asmlinkage long sys_sgetmask(void);
 388asmlinkage long sys_ssetmask(int newmask);
 389asmlinkage long sys_signal(int sig, __sighandler_t handler);
 390asmlinkage long sys_pause(void);
 392asmlinkage long sys_sync(void);
 393asmlinkage long sys_fsync(unsigned int fd);
 394asmlinkage long sys_fdatasync(unsigned int fd);
 395asmlinkage long sys_bdflush(int func, long data);
 396asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
 397                                char __user *type, unsigned long flags,
 398                                void __user *data);
 399asmlinkage long sys_umount(char __user *name, int flags);
 400asmlinkage long sys_oldumount(char __user *name);
 401asmlinkage long sys_truncate(const char __user *path, long length);
 402asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
 403asmlinkage long sys_stat(const char __user *filename,
 404                        struct __old_kernel_stat __user *statbuf);
 405asmlinkage long sys_statfs(const char __user * path,
 406                                struct statfs __user *buf);
 407asmlinkage long sys_statfs64(const char __user *path, size_t sz,
 408                                struct statfs64 __user *buf);
 409asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf);
 410asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz,
 411                                struct statfs64 __user *buf);
 412asmlinkage long sys_lstat(const char __user *filename,
 413                        struct __old_kernel_stat __user *statbuf);
 414asmlinkage long sys_fstat(unsigned int fd,
 415                        struct __old_kernel_stat __user *statbuf);
 416asmlinkage long sys_newstat(const char __user *filename,
 417                                struct stat __user *statbuf);
 418asmlinkage long sys_newlstat(const char __user *filename,
 419                                struct stat __user *statbuf);
 420asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf);
 421asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf);
 422#if BITS_PER_LONG == 32
 423asmlinkage long sys_stat64(const char __user *filename,
 424                                struct stat64 __user *statbuf);
 425asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
 426asmlinkage long sys_lstat64(const char __user *filename,
 427                                struct stat64 __user *statbuf);
 428asmlinkage long sys_truncate64(const char __user *path, loff_t length);
 429asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length);
 432asmlinkage long sys_setxattr(const char __user *path, const char __user *name,
 433                             const void __user *value, size_t size, int flags);
 434asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
 435                              const void __user *value, size_t size, int flags);
 436asmlinkage long sys_fsetxattr(int fd, const char __user *name,
 437                              const void __user *value, size_t size, int flags);
 438asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
 439                             void __user *value, size_t size);
 440asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
 441                              void __user *value, size_t size);
 442asmlinkage long sys_fgetxattr(int fd, const char __user *name,
 443                              void __user *value, size_t size);
 444asmlinkage long sys_listxattr(const char __user *path, char __user *list,
 445                              size_t size);
 446asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
 447                               size_t size);
 448asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
 449asmlinkage long sys_removexattr(const char __user *path,
 450                                const char __user *name);
 451asmlinkage long sys_lremovexattr(const char __user *path,
 452                                 const char __user *name);
 453asmlinkage long sys_fremovexattr(int fd, const char __user *name);
 455asmlinkage long sys_brk(unsigned long brk);
 456asmlinkage long sys_mprotect(unsigned long start, size_t len,
 457                                unsigned long prot);
 458asmlinkage long sys_mremap(unsigned long addr,
 459                           unsigned long old_len, unsigned long new_len,
 460                           unsigned long flags, unsigned long new_addr);
 461asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
 462                        unsigned long prot, unsigned long pgoff,
 463                        unsigned long flags);
 464asmlinkage long sys_msync(unsigned long start, size_t len, int flags);
 465asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice);
 466asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
 467asmlinkage long sys_munmap(unsigned long addr, size_t len);
 468asmlinkage long sys_mlock(unsigned long start, size_t len);
 469asmlinkage long sys_munlock(unsigned long start, size_t len);
 470asmlinkage long sys_mlockall(int flags);
 471asmlinkage long sys_munlockall(void);
 472asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
 473asmlinkage long sys_mincore(unsigned long start, size_t len,
 474                                unsigned char __user * vec);
 476asmlinkage long sys_pivot_root(const char __user *new_root,
 477                                const char __user *put_old);
 478asmlinkage long sys_chroot(const char __user *filename);
 479asmlinkage long sys_mknod(const char __user *filename, umode_t mode,
 480                                unsigned dev);
 481asmlinkage long sys_link(const char __user *oldname,
 482                                const char __user *newname);
 483asmlinkage long sys_symlink(const char __user *old, const char __user *new);
 484asmlinkage long sys_unlink(const char __user *pathname);
 485asmlinkage long sys_rename(const char __user *oldname,
 486                                const char __user *newname);
 487asmlinkage long sys_chmod(const char __user *filename, umode_t mode);
 488asmlinkage long sys_fchmod(unsigned int fd, umode_t mode);
 490asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
 491#if BITS_PER_LONG == 32
 492asmlinkage long sys_fcntl64(unsigned int fd,
 493                                unsigned int cmd, unsigned long arg);
 495asmlinkage long sys_pipe(int __user *fildes);
 496asmlinkage long sys_pipe2(int __user *fildes, int flags);
 497asmlinkage long sys_dup(unsigned int fildes);
 498asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
 499asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
 500asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
 501asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd,
 502                                unsigned long arg);
 503asmlinkage long sys_flock(unsigned int fd, unsigned int cmd);
 504asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx);
 505asmlinkage long sys_io_destroy(aio_context_t ctx);
 506asmlinkage long sys_io_getevents(aio_context_t ctx_id,
 507                                long min_nr,
 508                                long nr,
 509                                struct io_event __user *events,
 510                                struct timespec __user *timeout);
 511asmlinkage long sys_io_submit(aio_context_t, long,
 512                                struct iocb __user * __user *);
 513asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
 514                              struct io_event __user *result);
 515asmlinkage long sys_sendfile(int out_fd, int in_fd,
 516                             off_t __user *offset, size_t count);
 517asmlinkage long sys_sendfile64(int out_fd, int in_fd,
 518                               loff_t __user *offset, size_t count);
 519asmlinkage long sys_readlink(const char __user *path,
 520                                char __user *buf, int bufsiz);
 521asmlinkage long sys_creat(const char __user *pathname, umode_t mode);
 522asmlinkage long sys_open(const char __user *filename,
 523                                int flags, umode_t mode);
 524asmlinkage long sys_close(unsigned int fd);
 525asmlinkage long sys_access(const char __user *filename, int mode);
 526asmlinkage long sys_vhangup(void);
 527asmlinkage long sys_chown(const char __user *filename,
 528                                uid_t user, gid_t group);
 529asmlinkage long sys_lchown(const char __user *filename,
 530                                uid_t user, gid_t group);
 531asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group);
 532#ifdef CONFIG_UID16
 533asmlinkage long sys_chown16(const char __user *filename,
 534                                old_uid_t user, old_gid_t group);
 535asmlinkage long sys_lchown16(const char __user *filename,
 536                                old_uid_t user, old_gid_t group);
 537asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group);
 538asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid);
 539asmlinkage long sys_setgid16(old_gid_t gid);
 540asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid);
 541asmlinkage long sys_setuid16(old_uid_t uid);
 542asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid);
 543asmlinkage long sys_getresuid16(old_uid_t __user *ruid,
 544                                old_uid_t __user *euid, old_uid_t __user *suid);
 545asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid);
 546asmlinkage long sys_getresgid16(old_gid_t __user *rgid,
 547                                old_gid_t __user *egid, old_gid_t __user *sgid);
 548asmlinkage long sys_setfsuid16(old_uid_t uid);
 549asmlinkage long sys_setfsgid16(old_gid_t gid);
 550asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist);
 551asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist);
 552asmlinkage long sys_getuid16(void);
 553asmlinkage long sys_geteuid16(void);
 554asmlinkage long sys_getgid16(void);
 555asmlinkage long sys_getegid16(void);
 558asmlinkage long sys_utime(char __user *filename,
 559                                struct utimbuf __user *times);
 560asmlinkage long sys_utimes(char __user *filename,
 561                                struct timeval __user *utimes);
 562asmlinkage long sys_lseek(unsigned int fd, off_t offset,
 563                          unsigned int origin);
 564asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
 565                        unsigned long offset_low, loff_t __user *result,
 566                        unsigned int origin);
 567asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
 568asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
 569asmlinkage long sys_readv(unsigned long fd,
 570                          const struct iovec __user *vec,
 571                          unsigned long vlen);
 572asmlinkage long sys_write(unsigned int fd, const char __user *buf,
 573                          size_t count);
 574asmlinkage long sys_writev(unsigned long fd,
 575                           const struct iovec __user *vec,
 576                           unsigned long vlen);
 577asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
 578                            size_t count, loff_t pos);
 579asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
 580                             size_t count, loff_t pos);
 581asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec,
 582                           unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
 583asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec,
 584                            unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
 585asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
 586asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode);
 587asmlinkage long sys_chdir(const char __user *filename);
 588asmlinkage long sys_fchdir(unsigned int fd);
 589asmlinkage long sys_rmdir(const char __user *pathname);
 590asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);
 591asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special,
 592                                qid_t id, void __user *addr);
 593asmlinkage long sys_getdents(unsigned int fd,
 594                                struct linux_dirent __user *dirent,
 595                                unsigned int count);
 596asmlinkage long sys_getdents64(unsigned int fd,
 597                                struct linux_dirent64 __user *dirent,
 598                                unsigned int count);
 600asmlinkage long sys_setsockopt(int fd, int level, int optname,
 601                                char __user *optval, int optlen);
 602asmlinkage long sys_getsockopt(int fd, int level, int optname,
 603                                char __user *optval, int __user *optlen);
 604asmlinkage long sys_bind(int, struct sockaddr __user *, int);
 605asmlinkage long sys_connect(int, struct sockaddr __user *, int);
 606asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
 607asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
 608asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
 609asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
 610asmlinkage long sys_send(int, void __user *, size_t, unsigned);
 611asmlinkage long sys_sendto(int, void __user *, size_t, unsigned,
 612                                struct sockaddr __user *, int);
 613asmlinkage long sys_sendmsg(int fd, struct msghdr __user *msg, unsigned flags);
 614asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg,
 615                             unsigned int vlen, unsigned flags);
 616asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
 617asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
 618                                struct sockaddr __user *, int __user *);
 619asmlinkage long sys_recvmsg(int fd, struct msghdr __user *msg, unsigned flags);
 620asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg,
 621                             unsigned int vlen, unsigned flags,
 622                             struct timespec __user *timeout);
 623asmlinkage long sys_socket(int, int, int);
 624asmlinkage long sys_socketpair(int, int, int, int __user *);
 625asmlinkage long sys_socketcall(int call, unsigned long __user *args);
 626asmlinkage long sys_listen(int, int);
 627asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
 628                                int timeout);
 629asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
 630                        fd_set __user *exp, struct timeval __user *tvp);
 631asmlinkage long sys_old_select(struct sel_arg_struct __user *arg);
 632asmlinkage long sys_epoll_create(int size);
 633asmlinkage long sys_epoll_create1(int flags);
 634asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
 635                                struct epoll_event __user *event);
 636asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,
 637                                int maxevents, int timeout);
 638asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
 639                                int maxevents, int timeout,
 640                                const sigset_t __user *sigmask,
 641                                size_t sigsetsize);
 642asmlinkage long sys_gethostname(char __user *name, int len);
 643asmlinkage long sys_sethostname(char __user *name, int len);
 644asmlinkage long sys_setdomainname(char __user *name, int len);
 645asmlinkage long sys_newuname(struct new_utsname __user *name);
 646asmlinkage long sys_uname(struct old_utsname __user *);
 647asmlinkage long sys_olduname(struct oldold_utsname __user *);
 649asmlinkage long sys_getrlimit(unsigned int resource,
 650                                struct rlimit __user *rlim);
 651#if defined(COMPAT_RLIM_OLD_INFINITY) || !(defined(CONFIG_IA64))
 652asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim);
 654asmlinkage long sys_setrlimit(unsigned int resource,
 655                                struct rlimit __user *rlim);
 656asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource,
 657                                const struct rlimit64 __user *new_rlim,
 658                                struct rlimit64 __user *old_rlim);
 659asmlinkage long sys_getrusage(int who, struct rusage __user *ru);
 660asmlinkage long sys_umask(int mask);
 662asmlinkage long sys_msgget(key_t key, int msgflg);
 663asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp,
 664                                size_t msgsz, int msgflg);
 665asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
 666                                size_t msgsz, long msgtyp, int msgflg);
 667asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
 669asmlinkage long sys_semget(key_t key, int nsems, int semflg);
 670asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
 671                                unsigned nsops);
 672asmlinkage long sys_semctl(int semid, int semnum, int cmd, union semun arg);
 673asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops,
 674                                unsigned nsops,
 675                                const struct timespec __user *timeout);
 676asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
 677asmlinkage long sys_shmget(key_t key, size_t size, int flag);
 678asmlinkage long sys_shmdt(char __user *shmaddr);
 679asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
 680asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second,
 681                unsigned long third, void __user *ptr, long fifth);
 683asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr);
 684asmlinkage long sys_mq_unlink(const char __user *name);
 685asmlinkage 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);
 686asmlinkage 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);
 687asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
 688asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
 690asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);
 691asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn,
 692                                unsigned long off, unsigned long len,
 693                                void __user *buf);
 694asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn,
 695                                unsigned long off, unsigned long len,
 696                                void __user *buf);
 698asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
 699                        unsigned long arg4, unsigned long arg5);
 700asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags);
 701asmlinkage long sys_swapoff(const char __user *specialfile);
 702asmlinkage long sys_sysctl(struct __sysctl_args __user *args);
 703asmlinkage long sys_sysinfo(struct sysinfo __user *info);
 704asmlinkage long sys_sysfs(int option,
 705                                unsigned long arg1, unsigned long arg2);
 706asmlinkage long sys_syslog(int type, char __user *buf, int len);
 707asmlinkage long sys_uselib(const char __user *library);
 708asmlinkage long sys_ni_syscall(void);
 709asmlinkage long sys_ptrace(long request, long pid, unsigned long addr,
 710                           unsigned long data);
 712asmlinkage long sys_add_key(const char __user *_type,
 713                            const char __user *_description,
 714                            const void __user *_payload,
 715                            size_t plen,
 716                            key_serial_t destringid);
 718asmlinkage long sys_request_key(const char __user *_type,
 719                                const char __user *_description,
 720                                const char __user *_callout_info,
 721                                key_serial_t destringid);
 723asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3,
 724                           unsigned long arg4, unsigned long arg5);
 726asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
 727asmlinkage long sys_ioprio_get(int which, int who);
 728asmlinkage long sys_set_mempolicy(int mode, unsigned long __user *nmask,
 729                                unsigned long maxnode);
 730asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,
 731                                const unsigned long __user *from,
 732                                const unsigned long __user *to);
 733asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
 734                                const void __user * __user *pages,
 735                                const int __user *nodes,
 736                                int __user *status,
 737                                int flags);
 738asmlinkage long sys_mbind(unsigned long start, unsigned long len,
 739                                unsigned long mode,
 740                                unsigned long __user *nmask,
 741                                unsigned long maxnode,
 742                                unsigned flags);
 743asmlinkage long sys_get_mempolicy(int __user *policy,
 744                                unsigned long __user *nmask,
 745                                unsigned long maxnode,
 746                                unsigned long addr, unsigned long flags);
 748asmlinkage long sys_inotify_init(void);
 749asmlinkage long sys_inotify_init1(int flags);
 750asmlinkage long sys_inotify_add_watch(int fd, const char __user *path,
 751                                        u32 mask);
 752asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd);
 754asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
 755                                 __u32 __user *ustatus);
 756asmlinkage long sys_spu_create(const char __user *name,
 757                unsigned int flags, umode_t mode, int fd);
 759asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
 760                            unsigned dev);
 761asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode);
 762asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
 763asmlinkage long sys_symlinkat(const char __user * oldname,
 764                              int newdfd, const char __user * newname);
 765asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
 766                           int newdfd, const char __user *newname, int flags);
 767asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
 768                             int newdfd, const char __user * newname);
 769asmlinkage long sys_futimesat(int dfd, const char __user *filename,
 770                              struct timeval __user *utimes);
 771asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
 772asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
 773                             umode_t mode);
 774asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
 775                             gid_t group, int flag);
 776asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
 777                           umode_t mode);
 778asmlinkage long sys_newfstatat(int dfd, const char __user *filename,
 779                               struct stat __user *statbuf, int flag);
 780asmlinkage long sys_fstatat64(int dfd, const char __user *filename,
 781                               struct stat64 __user *statbuf, int flag);
 782asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
 783                               int bufsiz);
 784asmlinkage long sys_utimensat(int dfd, const char __user *filename,
 785                                struct timespec __user *utimes, int flags);
 786asmlinkage long sys_unshare(unsigned long unshare_flags);
 788asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
 789                           int fd_out, loff_t __user *off_out,
 790                           size_t len, unsigned int flags);
 792asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov,
 793                             unsigned long nr_segs, unsigned int flags);
 795asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
 797asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
 798                                        unsigned int flags);
 799asmlinkage long sys_sync_file_range2(int fd, unsigned int flags,
 800                                     loff_t offset, loff_t nbytes);
 801asmlinkage long sys_get_robust_list(int pid,
 802                                    struct robust_list_head __user * __user *head_ptr,
 803                                    size_t __user *len_ptr);
 804asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
 805                                    size_t len);
 806asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
 807asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask);
 808asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags);
 809asmlinkage long sys_timerfd_create(int clockid, int flags);
 810asmlinkage long sys_timerfd_settime(int ufd, int flags,
 811                                    const struct itimerspec __user *utmr,
 812                                    struct itimerspec __user *otmr);
 813asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr);
 814asmlinkage long sys_eventfd(unsigned int count);
 815asmlinkage long sys_eventfd2(unsigned int count, int flags);
 816asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
 817asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
 818asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
 819                             fd_set __user *, struct timespec __user *,
 820                             void __user *);
 821asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
 822                          struct timespec __user *, const sigset_t __user *,
 823                          size_t);
 824asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags);
 825asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags,
 826                                  u64 mask, int fd,
 827                                  const char  __user *pathname);
 828asmlinkage long sys_syncfs(int fd);
 830int kernel_execve(const char *filename, const char *const argv[], const char *const envp[]);
 833asmlinkage long sys_perf_event_open(
 834                struct perf_event_attr __user *attr_uptr,
 835                pid_t pid, int cpu, int group_fd, unsigned long flags);
 837asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len,
 838                        unsigned long prot, unsigned long flags,
 839                        unsigned long fd, unsigned long pgoff);
 840asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg);
 841asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name,
 842                                      struct file_handle __user *handle,
 843                                      int __user *mnt_id, int flag);
 844asmlinkage long sys_open_by_handle_at(int mountdirfd,
 845                                      struct file_handle __user *handle,
 846                                      int flags);
 847asmlinkage long sys_setns(int fd, int nstype);
 848asmlinkage long sys_process_vm_readv(pid_t pid,
 849                                     const struct iovec __user *lvec,
 850                                     unsigned long liovcnt,
 851                                     const struct iovec __user *rvec,
 852                                     unsigned long riovcnt,
 853                                     unsigned long flags);
 854asmlinkage long sys_process_vm_writev(pid_t pid,
 855                                      const struct iovec __user *lvec,
 856                                      unsigned long liovcnt,
 857                                      const struct iovec __user *rvec,
 858                                      unsigned long riovcnt,
 859                                      unsigned long flags);
 861asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type,
 862                         unsigned long idx1, unsigned long idx2);
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