1 /* 2 * syscalls.h - Linux syscall interfaces (non-arch-specific) 3 * 4 * Copyright (c) 2004 Randy Dunlap 5 * Copyright (c) 2004 Open Source Development Labs 6 * 7 * This file is released under the GPLv2. 8 * See the file COPYING for more details. 9 */ 10 11 #ifndef _LINUX_SYSCALLS_H 12 #define _LINUX_SYSCALLS_H 13 14 struct epoll_event; 15 struct iattr; 16 struct inode; 17 struct iocb; 18 struct io_event; 19 struct iovec; 20 struct itimerspec; 21 struct itimerval; 22 struct kexec_segment; 23 struct linux_dirent; 24 struct linux_dirent64; 25 struct list_head; 26 struct mmap_arg_struct; 27 struct msgbuf; 28 struct user_msghdr; 29 struct mmsghdr; 30 struct msqid_ds; 31 struct new_utsname; 32 struct nfsctl_arg; 33 struct __old_kernel_stat; 34 struct oldold_utsname; 35 struct old_utsname; 36 struct pollfd; 37 struct rlimit; 38 struct rlimit64; 39 struct rusage; 40 struct sched_param; 41 struct sched_attr; 42 struct sel_arg_struct; 43 struct semaphore; 44 struct sembuf; 45 struct shmid_ds; 46 struct sockaddr; 47 struct stat; 48 struct stat64; 49 struct statfs; 50 struct statfs64; 51 struct statx; 52 struct __sysctl_args; 53 struct sysinfo; 54 struct timespec; 55 struct timeval; 56 struct timex; 57 struct timezone; 58 struct tms; 59 struct utimbuf; 60 struct mq_attr; 61 struct compat_stat; 62 struct compat_timeval; 63 struct robust_list_head; 64 struct getcpu_cache; 65 struct old_linux_dirent; 66 struct perf_event_attr; 67 struct file_handle; 68 struct sigaltstack; 69 union bpf_attr; 70 71 #include <linux/types.h> 72 #include <linux/aio_abi.h> 73 #include <linux/capability.h> 74 #include <linux/signal.h> 75 #include <linux/list.h> 76 #include <linux/bug.h> 77 #include <linux/sem.h> 78 #include <asm/siginfo.h> 79 #include <linux/unistd.h> 80 #include <linux/quota.h> 81 #include <linux/key.h> 82 #include <trace/syscall.h> 83 84 /* 85 * __MAP - apply a macro to syscall arguments 86 * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to 87 * m(t1, a1), m(t2, a2), ..., m(tn, an) 88 * The first argument must be equal to the amount of type/name 89 * pairs given. Note that this list of pairs (i.e. the arguments 90 * of __MAP starting at the third one) is in the same format as 91 * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n> 92 */ 93 #define __MAP0(m,...) 94 #define __MAP1(m,t,a) m(t,a) 95 #define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__) 96 #define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__) 97 #define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__) 98 #define __MAP5(m,t,a,...) m(t,a), __MAP4(m,__VA_ARGS__) 99 #define __MAP6(m,t,a,...) m(t,a), __MAP5(m,__VA_ARGS__) 100 #define __MAP(n,...) __MAP##n(__VA_ARGS__) 101 102 #define __SC_DECL(t, a) t a 103 #define __TYPE_AS(t, v) __same_type((__force t)0, v) 104 #define __TYPE_IS_L(t) (__TYPE_AS(t, 0L)) 105 #define __TYPE_IS_UL(t) (__TYPE_AS(t, 0UL)) 106 #define __TYPE_IS_LL(t) (__TYPE_AS(t, 0LL) || __TYPE_AS(t, 0ULL)) 107 #define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a 108 #define __SC_CAST(t, a) (__force t) a 109 #define __SC_ARGS(t, a) a 110 #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long)) 111 112 #ifdef CONFIG_FTRACE_SYSCALLS 113 #define __SC_STR_ADECL(t, a) #a 114 #define __SC_STR_TDECL(t, a) #t 115 116 extern struct trace_event_class event_class_syscall_enter; 117 extern struct trace_event_class event_class_syscall_exit; 118 extern struct trace_event_functions enter_syscall_print_funcs; 119 extern struct trace_event_functions exit_syscall_print_funcs; 120 121 #define SYSCALL_TRACE_ENTER_EVENT(sname) \ 122 static struct syscall_metadata __syscall_meta_##sname; \ 123 static struct trace_event_call __used \ 124 event_enter_##sname = { \ 125 .class = &event_class_syscall_enter, \ 126 { \ 127 .name = "sys_enter"#sname, \ 128 }, \ 129 .event.funcs = &enter_syscall_print_funcs, \ 130 .data = (void *)&__syscall_meta_##sname,\ 131 .flags = TRACE_EVENT_FL_CAP_ANY, \ 132 }; \ 133 static struct trace_event_call __used \ 134 __attribute__((section("_ftrace_events"))) \ 135 *__event_enter_##sname = &event_enter_##sname; 136 137 #define SYSCALL_TRACE_EXIT_EVENT(sname) \ 138 static struct syscall_metadata __syscall_meta_##sname; \ 139 static struct trace_event_call __used \ 140 event_exit_##sname = { \ 141 .class = &event_class_syscall_exit, \ 142 { \ 143 .name = "sys_exit"#sname, \ 144 }, \ 145 .event.funcs = &exit_syscall_print_funcs, \ 146 .data = (void *)&__syscall_meta_##sname,\ 147 .flags = TRACE_EVENT_FL_CAP_ANY, \ 148 }; \ 149 static struct trace_event_call __used \ 150 __attribute__((section("_ftrace_events"))) \ 151 *__event_exit_##sname = &event_exit_##sname; 152 153 #define SYSCALL_METADATA(sname, nb, ...) \ 154 static const char *types_##sname[] = { \ 155 __MAP(nb,__SC_STR_TDECL,__VA_ARGS__) \ 156 }; \ 157 static const char *args_##sname[] = { \ 158 __MAP(nb,__SC_STR_ADECL,__VA_ARGS__) \ 159 }; \ 160 SYSCALL_TRACE_ENTER_EVENT(sname); \ 161 SYSCALL_TRACE_EXIT_EVENT(sname); \ 162 static struct syscall_metadata __used \ 163 __syscall_meta_##sname = { \ 164 .name = "sys"#sname, \ 165 .syscall_nr = -1, /* Filled in at boot */ \ 166 .nb_args = nb, \ 167 .types = nb ? types_##sname : NULL, \ 168 .args = nb ? args_##sname : NULL, \ 169 .enter_event = &event_enter_##sname, \ 170 .exit_event = &event_exit_##sname, \ 171 .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \ 172 }; \ 173 static struct syscall_metadata __used \ 174 __attribute__((section("__syscalls_metadata"))) \ 175 *__p_syscall_meta_##sname = &__syscall_meta_##sname; 176 177 static inline int is_syscall_trace_event(struct trace_event_call *tp_event) 178 { 179 return tp_event->class == &event_class_syscall_enter || 180 tp_event->class == &event_class_syscall_exit; 181 } 182 183 #else 184 #define SYSCALL_METADATA(sname, nb, ...) 185 186 static inline int is_syscall_trace_event(struct trace_event_call *tp_event) 187 { 188 return 0; 189 } 190 #endif 191 192 #define SYSCALL_DEFINE0(sname) \ 193 SYSCALL_METADATA(_##sname, 0); \ 194 asmlinkage long sys_##sname(void) 195 196 #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__) 197 #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) 198 #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) 199 #define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__) 200 #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) 201 #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) 202 203 #define SYSCALL_DEFINE_MAXARGS 6 204 205 #define SYSCALL_DEFINEx(x, sname, ...) \ 206 SYSCALL_METADATA(sname, x, __VA_ARGS__) \ 207 __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) 208 209 #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__) 210 #define __SYSCALL_DEFINEx(x, name, ...) \ 211 asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ 212 __attribute__((alias(__stringify(SyS##name)))); \ 213 static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)); \ 214 asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ 215 asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ 216 { \ 217 long ret = SYSC##name(__MAP(x,__SC_CAST,__VA_ARGS__)); \ 218 __MAP(x,__SC_TEST,__VA_ARGS__); \ 219 __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \ 220 return ret; \ 221 } \ 222 static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)) 223 224 /* 225 * Called before coming back to user-mode. Returning to user-mode with an 226 * address limit different than USER_DS can allow to overwrite kernel memory. 227 */ 228 static inline void addr_limit_user_check(void) 229 { 230 #ifdef TIF_FSCHECK 231 if (!test_thread_flag(TIF_FSCHECK)) 232 return; 233 #endif 234 235 if (CHECK_DATA_CORRUPTION(!segment_eq(get_fs(), USER_DS), 236 "Invalid address limit on user-mode return")) 237 force_sig(SIGKILL, current); 238 239 #ifdef TIF_FSCHECK 240 clear_thread_flag(TIF_FSCHECK); 241 #endif 242 } 243 244 asmlinkage long sys32_quotactl(unsigned int cmd, const char __user *special, 245 qid_t id, void __user *addr); 246 asmlinkage long sys_time(time_t __user *tloc); 247 asmlinkage long sys_stime(time_t __user *tptr); 248 asmlinkage long sys_gettimeofday(struct timeval __user *tv, 249 struct timezone __user *tz); 250 asmlinkage long sys_settimeofday(struct timeval __user *tv, 251 struct timezone __user *tz); 252 asmlinkage long sys_adjtimex(struct timex __user *txc_p); 253 254 asmlinkage long sys_times(struct tms __user *tbuf); 255 256 asmlinkage long sys_gettid(void); 257 asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp); 258 asmlinkage long sys_alarm(unsigned int seconds); 259 asmlinkage long sys_getpid(void); 260 asmlinkage long sys_getppid(void); 261 asmlinkage long sys_getuid(void); 262 asmlinkage long sys_geteuid(void); 263 asmlinkage long sys_getgid(void); 264 asmlinkage long sys_getegid(void); 265 asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid); 266 asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid); 267 asmlinkage long sys_getpgid(pid_t pid); 268 asmlinkage long sys_getpgrp(void); 269 asmlinkage long sys_getsid(pid_t pid); 270 asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist); 271 272 asmlinkage long sys_setregid(gid_t rgid, gid_t egid); 273 asmlinkage long sys_setgid(gid_t gid); 274 asmlinkage long sys_setreuid(uid_t ruid, uid_t euid); 275 asmlinkage long sys_setuid(uid_t uid); 276 asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid); 277 asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid); 278 asmlinkage long sys_setfsuid(uid_t uid); 279 asmlinkage long sys_setfsgid(gid_t gid); 280 asmlinkage long sys_setpgid(pid_t pid, pid_t pgid); 281 asmlinkage long sys_setsid(void); 282 asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist); 283 284 asmlinkage long sys_acct(const char __user *name); 285 asmlinkage long sys_capget(cap_user_header_t header, 286 cap_user_data_t dataptr); 287 asmlinkage long sys_capset(cap_user_header_t header, 288 const cap_user_data_t data); 289 asmlinkage long sys_personality(unsigned int personality); 290 291 asmlinkage long sys_sigpending(old_sigset_t __user *set); 292 asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set, 293 old_sigset_t __user *oset); 294 asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss, 295 struct sigaltstack __user *uoss); 296 297 asmlinkage long sys_getitimer(int which, struct itimerval __user *value); 298 asmlinkage long sys_setitimer(int which, 299 struct itimerval __user *value, 300 struct itimerval __user *ovalue); 301 asmlinkage long sys_timer_create(clockid_t which_clock, 302 struct sigevent __user *timer_event_spec, 303 timer_t __user * created_timer_id); 304 asmlinkage long sys_timer_gettime(timer_t timer_id, 305 struct itimerspec __user *setting); 306 asmlinkage long sys_timer_getoverrun(timer_t timer_id); 307 asmlinkage long sys_timer_settime(timer_t timer_id, int flags, 308 const struct itimerspec __user *new_setting, 309 struct itimerspec __user *old_setting); 310 asmlinkage long sys_timer_delete(timer_t timer_id); 311 asmlinkage long sys_clock_settime(clockid_t which_clock, 312 const struct timespec __user *tp); 313 asmlinkage long sys_clock_gettime(clockid_t which_clock, 314 struct timespec __user *tp); 315 asmlinkage long sys_clock_adjtime(clockid_t which_clock, 316 struct timex __user *tx); 317 asmlinkage long sys_clock_getres(clockid_t which_clock, 318 struct timespec __user *tp); 319 asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags, 320 const struct timespec __user *rqtp, 321 struct timespec __user *rmtp); 322 323 asmlinkage long sys_nice(int increment); 324 asmlinkage long sys_sched_setscheduler(pid_t pid, int policy, 325 struct sched_param __user *param); 326 asmlinkage long sys_sched_setparam(pid_t pid, 327 struct sched_param __user *param); 328 asmlinkage long sys_sched_setattr(pid_t pid, 329 struct sched_attr __user *attr, 330 unsigned int flags); 331 asmlinkage long sys_sched_getscheduler(pid_t pid); 332 asmlinkage long sys_sched_getparam(pid_t pid, 333 struct sched_param __user *param); 334 asmlinkage long sys_sched_getattr(pid_t pid, 335 struct sched_attr __user *attr, 336 unsigned int size, 337 unsigned int flags); 338 asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len, 339 unsigned long __user *user_mask_ptr); 340 asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len, 341 unsigned long __user *user_mask_ptr); 342 asmlinkage long sys_sched_yield(void); 343 asmlinkage long sys_sched_get_priority_max(int policy); 344 asmlinkage long sys_sched_get_priority_min(int policy); 345 asmlinkage long sys_sched_rr_get_interval(pid_t pid, 346 struct timespec __user *interval); 347 asmlinkage long sys_setpriority(int which, int who, int niceval); 348 asmlinkage long sys_getpriority(int which, int who); 349 350 asmlinkage long sys_shutdown(int, int); 351 asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd, 352 void __user *arg); 353 asmlinkage long sys_restart_syscall(void); 354 asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments, 355 struct kexec_segment __user *segments, 356 unsigned long flags); 357 asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd, 358 unsigned long cmdline_len, 359 const char __user *cmdline_ptr, 360 unsigned long flags); 361 362 asmlinkage long sys_exit(int error_code); 363 asmlinkage long sys_exit_group(int error_code); 364 asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr, 365 int options, struct rusage __user *ru); 366 asmlinkage long sys_waitid(int which, pid_t pid, 367 struct siginfo __user *infop, 368 int options, struct rusage __user *ru); 369 asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options); 370 asmlinkage long sys_set_tid_address(int __user *tidptr); 371 asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val, 372 struct timespec __user *utime, u32 __user *uaddr2, 373 u32 val3); 374 375 asmlinkage long sys_init_module(void __user *umod, unsigned long len, 376 const char __user *uargs); 377 asmlinkage long sys_delete_module(const char __user *name_user, 378 unsigned int flags); 379 380 #ifdef CONFIG_OLD_SIGSUSPEND 381 asmlinkage long sys_sigsuspend(old_sigset_t mask); 382 #endif 383 384 #ifdef CONFIG_OLD_SIGSUSPEND3 385 asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask); 386 #endif 387 388 asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize); 389 390 #ifdef CONFIG_OLD_SIGACTION 391 asmlinkage long sys_sigaction(int, const struct old_sigaction __user *, 392 struct old_sigaction __user *); 393 #endif 394 395 #ifndef CONFIG_ODD_RT_SIGACTION 396 asmlinkage long sys_rt_sigaction(int, 397 const struct sigaction __user *, 398 struct sigaction __user *, 399 size_t); 400 #endif 401 asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set, 402 sigset_t __user *oset, size_t sigsetsize); 403 asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize); 404 asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese, 405 siginfo_t __user *uinfo, 406 const struct timespec __user *uts, 407 size_t sigsetsize); 408 asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, 409 siginfo_t __user *uinfo); 410 asmlinkage long sys_kill(pid_t pid, int sig); 411 asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig); 412 asmlinkage long sys_tkill(pid_t pid, int sig); 413 asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo); 414 asmlinkage long sys_sgetmask(void); 415 asmlinkage long sys_ssetmask(int newmask); 416 asmlinkage long sys_signal(int sig, __sighandler_t handler); 417 asmlinkage long sys_pause(void); 418 419 asmlinkage long sys_sync(void); 420 asmlinkage long sys_fsync(unsigned int fd); 421 asmlinkage long sys_fdatasync(unsigned int fd); 422 asmlinkage long sys_bdflush(int func, long data); 423 asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name, 424 char __user *type, unsigned long flags, 425 void __user *data); 426 asmlinkage long sys_umount(char __user *name, int flags); 427 asmlinkage long sys_oldumount(char __user *name); 428 asmlinkage long sys_truncate(const char __user *path, long length); 429 asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length); 430 asmlinkage long sys_stat(const char __user *filename, 431 struct __old_kernel_stat __user *statbuf); 432 asmlinkage long sys_statfs(const char __user * path, 433 struct statfs __user *buf); 434 asmlinkage long sys_statfs64(const char __user *path, size_t sz, 435 struct statfs64 __user *buf); 436 asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf); 437 asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz, 438 struct statfs64 __user *buf); 439 asmlinkage long sys_lstat(const char __user *filename, 440 struct __old_kernel_stat __user *statbuf); 441 asmlinkage long sys_fstat(unsigned int fd, 442 struct __old_kernel_stat __user *statbuf); 443 asmlinkage long sys_newstat(const char __user *filename, 444 struct stat __user *statbuf); 445 asmlinkage long sys_newlstat(const char __user *filename, 446 struct stat __user *statbuf); 447 asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf); 448 asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf); 449 #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64) 450 asmlinkage long sys_stat64(const char __user *filename, 451 struct stat64 __user *statbuf); 452 asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf); 453 asmlinkage long sys_lstat64(const char __user *filename, 454 struct stat64 __user *statbuf); 455 asmlinkage long sys_fstatat64(int dfd, const char __user *filename, 456 struct stat64 __user *statbuf, int flag); 457 #endif 458 #if BITS_PER_LONG == 32 459 asmlinkage long sys_truncate64(const char __user *path, loff_t length); 460 asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length); 461 #endif 462 463 asmlinkage long sys_setxattr(const char __user *path, const char __user *name, 464 const void __user *value, size_t size, int flags); 465 asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name, 466 const void __user *value, size_t size, int flags); 467 asmlinkage long sys_fsetxattr(int fd, const char __user *name, 468 const void __user *value, size_t size, int flags); 469 asmlinkage long sys_getxattr(const char __user *path, const char __user *name, 470 void __user *value, size_t size); 471 asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name, 472 void __user *value, size_t size); 473 asmlinkage long sys_fgetxattr(int fd, const char __user *name, 474 void __user *value, size_t size); 475 asmlinkage long sys_listxattr(const char __user *path, char __user *list, 476 size_t size); 477 asmlinkage long sys_llistxattr(const char __user *path, char __user *list, 478 size_t size); 479 asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size); 480 asmlinkage long sys_removexattr(const char __user *path, 481 const char __user *name); 482 asmlinkage long sys_lremovexattr(const char __user *path, 483 const char __user *name); 484 asmlinkage long sys_fremovexattr(int fd, const char __user *name); 485 486 asmlinkage long sys_brk(unsigned long brk); 487 asmlinkage long sys_mprotect(unsigned long start, size_t len, 488 unsigned long prot); 489 asmlinkage long sys_mremap(unsigned long addr, 490 unsigned long old_len, unsigned long new_len, 491 unsigned long flags, unsigned long new_addr); 492 asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size, 493 unsigned long prot, unsigned long pgoff, 494 unsigned long flags); 495 asmlinkage long sys_msync(unsigned long start, size_t len, int flags); 496 asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice); 497 asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice); 498 asmlinkage long sys_munmap(unsigned long addr, size_t len); 499 asmlinkage long sys_mlock(unsigned long start, size_t len); 500 asmlinkage long sys_munlock(unsigned long start, size_t len); 501 asmlinkage long sys_mlockall(int flags); 502 asmlinkage long sys_munlockall(void); 503 asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior); 504 asmlinkage long sys_mincore(unsigned long start, size_t len, 505 unsigned char __user * vec); 506 507 asmlinkage long sys_pivot_root(const char __user *new_root, 508 const char __user *put_old); 509 asmlinkage long sys_chroot(const char __user *filename); 510 asmlinkage long sys_mknod(const char __user *filename, umode_t mode, 511 unsigned dev); 512 asmlinkage long sys_link(const char __user *oldname, 513 const char __user *newname); 514 asmlinkage long sys_symlink(const char __user *old, const char __user *new); 515 asmlinkage long sys_unlink(const char __user *pathname); 516 asmlinkage long sys_rename(const char __user *oldname, 517 const char __user *newname); 518 asmlinkage long sys_chmod(const char __user *filename, umode_t mode); 519 asmlinkage long sys_fchmod(unsigned int fd, umode_t mode); 520 521 asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg); 522 #if BITS_PER_LONG == 32 523 asmlinkage long sys_fcntl64(unsigned int fd, 524 unsigned int cmd, unsigned long arg); 525 #endif 526 asmlinkage long sys_pipe(int __user *fildes); 527 asmlinkage long sys_pipe2(int __user *fildes, int flags); 528 asmlinkage long sys_dup(unsigned int fildes); 529 asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd); 530 asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags); 531 asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on); 532 asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd, 533 unsigned long arg); 534 asmlinkage long sys_flock(unsigned int fd, unsigned int cmd); 535 asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx); 536 asmlinkage long sys_io_destroy(aio_context_t ctx); 537 asmlinkage long sys_io_getevents(aio_context_t ctx_id, 538 long min_nr, 539 long nr, 540 struct io_event __user *events, 541 struct timespec __user *timeout); 542 asmlinkage long sys_io_submit(aio_context_t, long, 543 struct iocb __user * __user *); 544 asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb, 545 struct io_event __user *result); 546 asmlinkage long sys_sendfile(int out_fd, int in_fd, 547 off_t __user *offset, size_t count); 548 asmlinkage long sys_sendfile64(int out_fd, int in_fd, 549 loff_t __user *offset, size_t count); 550 asmlinkage long sys_readlink(const char __user *path, 551 char __user *buf, int bufsiz); 552 asmlinkage long sys_creat(const char __user *pathname, umode_t mode); 553 asmlinkage long sys_open(const char __user *filename, 554 int flags, umode_t mode); 555 asmlinkage long sys_close(unsigned int fd); 556 asmlinkage long sys_access(const char __user *filename, int mode); 557 asmlinkage long sys_vhangup(void); 558 asmlinkage long sys_chown(const char __user *filename, 559 uid_t user, gid_t group); 560 asmlinkage long sys_lchown(const char __user *filename, 561 uid_t user, gid_t group); 562 asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group); 563 #ifdef CONFIG_HAVE_UID16 564 asmlinkage long sys_chown16(const char __user *filename, 565 old_uid_t user, old_gid_t group); 566 asmlinkage long sys_lchown16(const char __user *filename, 567 old_uid_t user, old_gid_t group); 568 asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group); 569 asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid); 570 asmlinkage long sys_setgid16(old_gid_t gid); 571 asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid); 572 asmlinkage long sys_setuid16(old_uid_t uid); 573 asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid); 574 asmlinkage long sys_getresuid16(old_uid_t __user *ruid, 575 old_uid_t __user *euid, old_uid_t __user *suid); 576 asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid); 577 asmlinkage long sys_getresgid16(old_gid_t __user *rgid, 578 old_gid_t __user *egid, old_gid_t __user *sgid); 579 asmlinkage long sys_setfsuid16(old_uid_t uid); 580 asmlinkage long sys_setfsgid16(old_gid_t gid); 581 asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist); 582 asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist); 583 asmlinkage long sys_getuid16(void); 584 asmlinkage long sys_geteuid16(void); 585 asmlinkage long sys_getgid16(void); 586 asmlinkage long sys_getegid16(void); 587 #endif 588 589 asmlinkage long sys_utime(char __user *filename, 590 struct utimbuf __user *times); 591 asmlinkage long sys_utimes(char __user *filename, 592 struct timeval __user *utimes); 593 asmlinkage long sys_lseek(unsigned int fd, off_t offset, 594 unsigned int whence); 595 asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high, 596 unsigned long offset_low, loff_t __user *result, 597 unsigned int whence); 598 asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count); 599 asmlinkage long sys_readahead(int fd, loff_t offset, size_t count); 600 asmlinkage long sys_readv(unsigned long fd, 601 const struct iovec __user *vec, 602 unsigned long vlen); 603 asmlinkage long sys_write(unsigned int fd, const char __user *buf, 604 size_t count); 605 asmlinkage long sys_writev(unsigned long fd, 606 const struct iovec __user *vec, 607 unsigned long vlen); 608 asmlinkage long sys_pread64(unsigned int fd, char __user *buf, 609 size_t count, loff_t pos); 610 asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf, 611 size_t count, loff_t pos); 612 asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec, 613 unsigned long vlen, unsigned long pos_l, unsigned long pos_h); 614 asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec, 615 unsigned long vlen, unsigned long pos_l, unsigned long pos_h, 616 rwf_t flags); 617 asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec, 618 unsigned long vlen, unsigned long pos_l, unsigned long pos_h); 619 asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec, 620 unsigned long vlen, unsigned long pos_l, unsigned long pos_h, 621 rwf_t flags); 622 asmlinkage long sys_getcwd(char __user *buf, unsigned long size); 623 asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode); 624 asmlinkage long sys_chdir(const char __user *filename); 625 asmlinkage long sys_fchdir(unsigned int fd); 626 asmlinkage long sys_rmdir(const char __user *pathname); 627 asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len); 628 asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special, 629 qid_t id, void __user *addr); 630 asmlinkage long sys_getdents(unsigned int fd, 631 struct linux_dirent __user *dirent, 632 unsigned int count); 633 asmlinkage long sys_getdents64(unsigned int fd, 634 struct linux_dirent64 __user *dirent, 635 unsigned int count); 636 637 asmlinkage long sys_setsockopt(int fd, int level, int optname, 638 char __user *optval, int optlen); 639 asmlinkage long sys_getsockopt(int fd, int level, int optname, 640 char __user *optval, int __user *optlen); 641 asmlinkage long sys_bind(int, struct sockaddr __user *, int); 642 asmlinkage long sys_connect(int, struct sockaddr __user *, int); 643 asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *); 644 asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int); 645 asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *); 646 asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *); 647 asmlinkage long sys_send(int, void __user *, size_t, unsigned); 648 asmlinkage long sys_sendto(int, void __user *, size_t, unsigned, 649 struct sockaddr __user *, int); 650 asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags); 651 asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg, 652 unsigned int vlen, unsigned flags); 653 asmlinkage long sys_recv(int, void __user *, size_t, unsigned); 654 asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned, 655 struct sockaddr __user *, int __user *); 656 asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags); 657 asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg, 658 unsigned int vlen, unsigned flags, 659 struct timespec __user *timeout); 660 asmlinkage long sys_socket(int, int, int); 661 asmlinkage long sys_socketpair(int, int, int, int __user *); 662 asmlinkage long sys_socketcall(int call, unsigned long __user *args); 663 asmlinkage long sys_listen(int, int); 664 asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds, 665 int timeout); 666 asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp, 667 fd_set __user *exp, struct timeval __user *tvp); 668 asmlinkage long sys_old_select(struct sel_arg_struct __user *arg); 669 asmlinkage long sys_epoll_create(int size); 670 asmlinkage long sys_epoll_create1(int flags); 671 asmlinkage long sys_epoll_ctl(int epfd, int op, int fd, 672 struct epoll_event __user *event); 673 asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events, 674 int maxevents, int timeout); 675 asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events, 676 int maxevents, int timeout, 677 const sigset_t __user *sigmask, 678 size_t sigsetsize); 679 asmlinkage long sys_gethostname(char __user *name, int len); 680 asmlinkage long sys_sethostname(char __user *name, int len); 681 asmlinkage long sys_setdomainname(char __user *name, int len); 682 asmlinkage long sys_newuname(struct new_utsname __user *name); 683 asmlinkage long sys_uname(struct old_utsname __user *); 684 asmlinkage long sys_olduname(struct oldold_utsname __user *); 685 686 asmlinkage long sys_getrlimit(unsigned int resource, 687 struct rlimit __user *rlim); 688 #ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT 689 asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim); 690 #endif 691 asmlinkage long sys_setrlimit(unsigned int resource, 692 struct rlimit __user *rlim); 693 asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource, 694 const struct rlimit64 __user *new_rlim, 695 struct rlimit64 __user *old_rlim); 696 asmlinkage long sys_getrusage(int who, struct rusage __user *ru); 697 asmlinkage long sys_umask(int mask); 698 699 asmlinkage long sys_msgget(key_t key, int msgflg); 700 asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp, 701 size_t msgsz, int msgflg); 702 asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp, 703 size_t msgsz, long msgtyp, int msgflg); 704 asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); 705 706 asmlinkage long sys_semget(key_t key, int nsems, int semflg); 707 asmlinkage long sys_semop(int semid, struct sembuf __user *sops, 708 unsigned nsops); 709 asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg); 710 asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops, 711 unsigned nsops, 712 const struct timespec __user *timeout); 713 asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg); 714 asmlinkage long sys_shmget(key_t key, size_t size, int flag); 715 asmlinkage long sys_shmdt(char __user *shmaddr); 716 asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf); 717 asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second, 718 unsigned long third, void __user *ptr, long fifth); 719 720 asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr); 721 asmlinkage long sys_mq_unlink(const char __user *name); 722 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); 723 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); 724 asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification); 725 asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat); 726 727 asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn); 728 asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn, 729 unsigned long off, unsigned long len, 730 void __user *buf); 731 asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn, 732 unsigned long off, unsigned long len, 733 void __user *buf); 734 735 asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3, 736 unsigned long arg4, unsigned long arg5); 737 asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags); 738 asmlinkage long sys_swapoff(const char __user *specialfile); 739 asmlinkage long sys_sysctl(struct __sysctl_args __user *args); 740 asmlinkage long sys_sysinfo(struct sysinfo __user *info); 741 asmlinkage long sys_sysfs(int option, 742 unsigned long arg1, unsigned long arg2); 743 asmlinkage long sys_syslog(int type, char __user *buf, int len); 744 asmlinkage long sys_uselib(const char __user *library); 745 asmlinkage long sys_ni_syscall(void); 746 asmlinkage long sys_ptrace(long request, long pid, unsigned long addr, 747 unsigned long data); 748 749 asmlinkage long sys_add_key(const char __user *_type, 750 const char __user *_description, 751 const void __user *_payload, 752 size_t plen, 753 key_serial_t destringid); 754 755 asmlinkage long sys_request_key(const char __user *_type, 756 const char __user *_description, 757 const char __user *_callout_info, 758 key_serial_t destringid); 759 760 asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3, 761 unsigned long arg4, unsigned long arg5); 762 763 asmlinkage long sys_ioprio_set(int which, int who, int ioprio); 764 asmlinkage long sys_ioprio_get(int which, int who); 765 asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask, 766 unsigned long maxnode); 767 asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode, 768 const unsigned long __user *from, 769 const unsigned long __user *to); 770 asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages, 771 const void __user * __user *pages, 772 const int __user *nodes, 773 int __user *status, 774 int flags); 775 asmlinkage long sys_mbind(unsigned long start, unsigned long len, 776 unsigned long mode, 777 const unsigned long __user *nmask, 778 unsigned long maxnode, 779 unsigned flags); 780 asmlinkage long sys_get_mempolicy(int __user *policy, 781 unsigned long __user *nmask, 782 unsigned long maxnode, 783 unsigned long addr, unsigned long flags); 784 785 asmlinkage long sys_inotify_init(void); 786 asmlinkage long sys_inotify_init1(int flags); 787 asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, 788 u32 mask); 789 asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd); 790 791 asmlinkage long sys_spu_run(int fd, __u32 __user *unpc, 792 __u32 __user *ustatus); 793 asmlinkage long sys_spu_create(const char __user *name, 794 unsigned int flags, umode_t mode, int fd); 795 796 asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode, 797 unsigned dev); 798 asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode); 799 asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag); 800 asmlinkage long sys_symlinkat(const char __user * oldname, 801 int newdfd, const char __user * newname); 802 asmlinkage long sys_linkat(int olddfd, const char __user *oldname, 803 int newdfd, const char __user *newname, int flags); 804 asmlinkage long sys_renameat(int olddfd, const char __user * oldname, 805 int newdfd, const char __user * newname); 806 asmlinkage long sys_renameat2(int olddfd, const char __user *oldname, 807 int newdfd, const char __user *newname, 808 unsigned int flags); 809 asmlinkage long sys_futimesat(int dfd, const char __user *filename, 810 struct timeval __user *utimes); 811 asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode); 812 asmlinkage long sys_fchmodat(int dfd, const char __user * filename, 813 umode_t mode); 814 asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user, 815 gid_t group, int flag); 816 asmlinkage long sys_openat(int dfd, const char __user *filename, int flags, 817 umode_t mode); 818 asmlinkage long sys_newfstatat(int dfd, const char __user *filename, 819 struct stat __user *statbuf, int flag); 820 asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf, 821 int bufsiz); 822 asmlinkage long sys_utimensat(int dfd, const char __user *filename, 823 struct timespec __user *utimes, int flags); 824 asmlinkage long sys_unshare(unsigned long unshare_flags); 825 826 asmlinkage long sys_splice(int fd_in, loff_t __user *off_in, 827 int fd_out, loff_t __user *off_out, 828 size_t len, unsigned int flags); 829 830 asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov, 831 unsigned long nr_segs, unsigned int flags); 832 833 asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags); 834 835 asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes, 836 unsigned int flags); 837 asmlinkage long sys_sync_file_range2(int fd, unsigned int flags, 838 loff_t offset, loff_t nbytes); 839 asmlinkage long sys_get_robust_list(int pid, 840 struct robust_list_head __user * __user *head_ptr, 841 size_t __user *len_ptr); 842 asmlinkage long sys_set_robust_list(struct robust_list_head __user *head, 843 size_t len); 844 asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache); 845 asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask); 846 asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags); 847 asmlinkage long sys_timerfd_create(int clockid, int flags); 848 asmlinkage long sys_timerfd_settime(int ufd, int flags, 849 const struct itimerspec __user *utmr, 850 struct itimerspec __user *otmr); 851 asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr); 852 asmlinkage long sys_eventfd(unsigned int count); 853 asmlinkage long sys_eventfd2(unsigned int count, int flags); 854 asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags); 855 asmlinkage long sys_userfaultfd(int flags); 856 asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len); 857 asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int); 858 asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *, 859 fd_set __user *, struct timespec __user *, 860 void __user *); 861 asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int, 862 struct timespec __user *, const sigset_t __user *, 863 size_t); 864 asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags); 865 asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags, 866 u64 mask, int fd, 867 const char __user *pathname); 868 asmlinkage long sys_syncfs(int fd); 869 870 asmlinkage long sys_fork(void); 871 asmlinkage long sys_vfork(void); 872 #ifdef CONFIG_CLONE_BACKWARDS 873 asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long, 874 int __user *); 875 #else 876 #ifdef CONFIG_CLONE_BACKWARDS3 877 asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *, 878 int __user *, unsigned long); 879 #else 880 asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, 881 int __user *, unsigned long); 882 #endif 883 #endif 884 885 asmlinkage long sys_execve(const char __user *filename, 886 const char __user *const __user *argv, 887 const char __user *const __user *envp); 888 889 asmlinkage long sys_perf_event_open( 890 struct perf_event_attr __user *attr_uptr, 891 pid_t pid, int cpu, int group_fd, unsigned long flags); 892 893 asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len, 894 unsigned long prot, unsigned long flags, 895 unsigned long fd, unsigned long pgoff); 896 asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg); 897 asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name, 898 struct file_handle __user *handle, 899 int __user *mnt_id, int flag); 900 asmlinkage long sys_open_by_handle_at(int mountdirfd, 901 struct file_handle __user *handle, 902 int flags); 903 asmlinkage long sys_setns(int fd, int nstype); 904 asmlinkage long sys_process_vm_readv(pid_t pid, 905 const struct iovec __user *lvec, 906 unsigned long liovcnt, 907 const struct iovec __user *rvec, 908 unsigned long riovcnt, 909 unsigned long flags); 910 asmlinkage long sys_process_vm_writev(pid_t pid, 911 const struct iovec __user *lvec, 912 unsigned long liovcnt, 913 const struct iovec __user *rvec, 914 unsigned long riovcnt, 915 unsigned long flags); 916 917 asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type, 918 unsigned long idx1, unsigned long idx2); 919 asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags); 920 asmlinkage long sys_seccomp(unsigned int op, unsigned int flags, 921 const char __user *uargs); 922 asmlinkage long sys_getrandom(char __user *buf, size_t count, 923 unsigned int flags); 924 asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size); 925 926 asmlinkage long sys_execveat(int dfd, const char __user *filename, 927 const char __user *const __user *argv, 928 const char __user *const __user *envp, int flags); 929 930 asmlinkage long sys_membarrier(int cmd, int flags); 931 asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in, 932 int fd_out, loff_t __user *off_out, 933 size_t len, unsigned int flags); 934 935 asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags); 936 937 asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len, 938 unsigned long prot, int pkey); 939 asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val); 940 asmlinkage long sys_pkey_free(int pkey); 941 asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags, 942 unsigned mask, struct statx __user *buffer); 943 944 #endif 945