1 #ifndef _ASM_X86_64_UNISTD_H_ 2 #define _ASM_X86_64_UNISTD_H_ 3 4 #ifndef __SYSCALL 5 #define __SYSCALL(a,b) 6 #endif 7 8 /* 9 * This file contains the system call numbers. 10 * 11 * Note: holes are not allowed. 12 */ 13 14 /* at least 8 syscall per cacheline */ 15 #define __NR_read 0 16 __SYSCALL(__NR_read, sys_read) 17 #define __NR_write 1 18 __SYSCALL(__NR_write, sys_write) 19 #define __NR_open 2 20 __SYSCALL(__NR_open, sys_open) 21 #define __NR_close 3 22 __SYSCALL(__NR_close, sys_close) 23 #define __NR_stat 4 24 __SYSCALL(__NR_stat, sys_newstat) 25 #define __NR_fstat 5 26 __SYSCALL(__NR_fstat, sys_newfstat) 27 #define __NR_lstat 6 28 __SYSCALL(__NR_lstat, sys_newlstat) 29 #define __NR_poll 7 30 __SYSCALL(__NR_poll, sys_poll) 31 32 #define __NR_lseek 8 33 __SYSCALL(__NR_lseek, sys_lseek) 34 #define __NR_mmap 9 35 __SYSCALL(__NR_mmap, sys_mmap) 36 #define __NR_mprotect 10 37 __SYSCALL(__NR_mprotect, sys_mprotect) 38 #define __NR_munmap 11 39 __SYSCALL(__NR_munmap, sys_munmap) 40 #define __NR_brk 12 41 __SYSCALL(__NR_brk, sys_brk) 42 #define __NR_rt_sigaction 13 43 __SYSCALL(__NR_rt_sigaction, sys_rt_sigaction) 44 #define __NR_rt_sigprocmask 14 45 __SYSCALL(__NR_rt_sigprocmask, sys_rt_sigprocmask) 46 #define __NR_rt_sigreturn 15 47 __SYSCALL(__NR_rt_sigreturn, stub_rt_sigreturn) 48 49 #define __NR_ioctl 16 50 __SYSCALL(__NR_ioctl, sys_ioctl) 51 #define __NR_pread 17 52 __SYSCALL(__NR_pread, sys_pread) 53 #define __NR_pwrite 18 54 __SYSCALL(__NR_pwrite, sys_pwrite) 55 #define __NR_readv 19 56 __SYSCALL(__NR_readv, sys_readv) 57 #define __NR_writev 20 58 __SYSCALL(__NR_writev, sys_writev) 59 #define __NR_access 21 60 __SYSCALL(__NR_access, sys_access) 61 #define __NR_pipe 22 62 __SYSCALL(__NR_pipe, sys_pipe) 63 #define __NR_select 23 64 __SYSCALL(__NR_select, sys_select) 65 66 #define __NR_sched_yield 24 67 __SYSCALL(__NR_sched_yield, sys_sched_yield) 68 #define __NR_mremap 25 69 __SYSCALL(__NR_mremap, sys_mremap) 70 #define __NR_msync 26 71 __SYSCALL(__NR_msync, sys_msync) 72 #define __NR_mincore 27 73 __SYSCALL(__NR_mincore, sys_mincore) 74 #define __NR_madvise 28 75 __SYSCALL(__NR_madvise, sys_madvise) 76 #define __NR_shmget 29 77 __SYSCALL(__NR_shmget, sys_shmget) 78 #define __NR_shmat 30 79 __SYSCALL(__NR_shmat, wrap_sys_shmat) 80 #define __NR_shmctl 31 81 __SYSCALL(__NR_shmctl, sys_shmctl) 82 83 #define __NR_dup 32 84 __SYSCALL(__NR_dup, sys_dup) 85 #define __NR_dup2 33 86 __SYSCALL(__NR_dup2, sys_dup2) 87 #define __NR_pause 34 88 __SYSCALL(__NR_pause, sys_pause) 89 #define __NR_nanosleep 35 90 __SYSCALL(__NR_nanosleep, sys_nanosleep) 91 #define __NR_getitimer 36 92 __SYSCALL(__NR_getitimer, sys_getitimer) 93 #define __NR_alarm 37 94 __SYSCALL(__NR_alarm, sys_alarm) 95 #define __NR_setitimer 38 96 __SYSCALL(__NR_setitimer, sys_setitimer) 97 #define __NR_getpid 39 98 __SYSCALL(__NR_getpid, sys_getpid) 99 100 #define __NR_sendfile 40 101 __SYSCALL(__NR_sendfile, sys_sendfile) 102 #define __NR_socket 41 103 __SYSCALL(__NR_socket, sys_socket) 104 #define __NR_connect 42 105 __SYSCALL(__NR_connect, sys_connect) 106 #define __NR_accept 43 107 __SYSCALL(__NR_accept, sys_accept) 108 #define __NR_sendto 44 109 __SYSCALL(__NR_sendto, sys_sendto) 110 #define __NR_recvfrom 45 111 __SYSCALL(__NR_recvfrom, sys_recvfrom) 112 #define __NR_sendmsg 46 113 __SYSCALL(__NR_sendmsg, sys_sendmsg) 114 #define __NR_recvmsg 47 115 __SYSCALL(__NR_recvmsg, sys_recvmsg) 116 117 #define __NR_shutdown 48 118 __SYSCALL(__NR_shutdown, sys_shutdown) 119 #define __NR_bind 49 120 __SYSCALL(__NR_bind, sys_bind) 121 #define __NR_listen 50 122 __SYSCALL(__NR_listen, sys_listen) 123 #define __NR_getsockname 51 124 __SYSCALL(__NR_getsockname, sys_getsockname) 125 #define __NR_getpeername 52 126 __SYSCALL(__NR_getpeername, sys_getpeername) 127 #define __NR_socketpair 53 128 __SYSCALL(__NR_socketpair, sys_socketpair) 129 #define __NR_setsockopt 54 130 __SYSCALL(__NR_setsockopt, sys_setsockopt) 131 #define __NR_getsockopt 55 132 __SYSCALL(__NR_getsockopt, sys_getsockopt) 133 134 #define __NR_clone 56 135 __SYSCALL(__NR_clone, stub_clone) 136 #define __NR_fork 57 137 __SYSCALL(__NR_fork, stub_fork) 138 #define __NR_vfork 58 139 __SYSCALL(__NR_vfork, stub_vfork) 140 #define __NR_execve 59 141 __SYSCALL(__NR_execve, stub_execve) 142 #define __NR_exit 60 143 __SYSCALL(__NR_exit, sys_exit) 144 #define __NR_wait4 61 145 __SYSCALL(__NR_wait4, sys_wait4) 146 #define __NR_kill 62 147 __SYSCALL(__NR_kill, sys_kill) 148 #define __NR_uname 63 149 __SYSCALL(__NR_uname, sys_uname) 150 151 #define __NR_semget 64 152 __SYSCALL(__NR_semget, sys_semget) 153 #define __NR_semop 65 154 __SYSCALL(__NR_semop, sys_semop) 155 #define __NR_semctl 66 156 __SYSCALL(__NR_semctl, sys_semctl) 157 #define __NR_shmdt 67 158 __SYSCALL(__NR_shmdt, sys_shmdt) 159 #define __NR_msgget 68 160 __SYSCALL(__NR_msgget, sys_msgget) 161 #define __NR_msgsnd 69 162 __SYSCALL(__NR_msgsnd, sys_msgsnd) 163 #define __NR_msgrcv 70 164 __SYSCALL(__NR_msgrcv, sys_msgrcv) 165 #define __NR_msgctl 71 166 __SYSCALL(__NR_msgctl, sys_msgctl) 167 168 #define __NR_fcntl 72 169 __SYSCALL(__NR_fcntl, sys_fcntl) 170 #define __NR_flock 73 171 __SYSCALL(__NR_flock, sys_flock) 172 #define __NR_fsync 74 173 __SYSCALL(__NR_fsync, sys_fsync) 174 #define __NR_fdatasync 75 175 __SYSCALL(__NR_fdatasync, sys_fdatasync) 176 #define __NR_truncate 76 177 __SYSCALL(__NR_truncate, sys_truncate) 178 #define __NR_ftruncate 77 179 __SYSCALL(__NR_ftruncate, sys_ftruncate) 180 #define __NR_getdents 78 181 __SYSCALL(__NR_getdents, sys_getdents) 182 #define __NR_getcwd 79 183 __SYSCALL(__NR_getcwd, sys_getcwd) 184 185 #define __NR_chdir 80 186 __SYSCALL(__NR_chdir, sys_chdir) 187 #define __NR_fchdir 81 188 __SYSCALL(__NR_fchdir, sys_fchdir) 189 #define __NR_rename 82 190 __SYSCALL(__NR_rename, sys_rename) 191 #define __NR_mkdir 83 192 __SYSCALL(__NR_mkdir, sys_mkdir) 193 #define __NR_rmdir 84 194 __SYSCALL(__NR_rmdir, sys_rmdir) 195 #define __NR_creat 85 196 __SYSCALL(__NR_creat, sys_creat) 197 #define __NR_link 86 198 __SYSCALL(__NR_link, sys_link) 199 #define __NR_unlink 87 200 __SYSCALL(__NR_unlink, sys_unlink) 201 202 #define __NR_symlink 88 203 __SYSCALL(__NR_symlink, sys_symlink) 204 #define __NR_readlink 89 205 __SYSCALL(__NR_readlink, sys_readlink) 206 #define __NR_chmod 90 207 __SYSCALL(__NR_chmod, sys_chmod) 208 #define __NR_fchmod 91 209 __SYSCALL(__NR_fchmod, sys_fchmod) 210 #define __NR_chown 92 211 __SYSCALL(__NR_chown, sys_chown) 212 #define __NR_fchown 93 213 __SYSCALL(__NR_fchown, sys_fchown) 214 #define __NR_lchown 94 215 __SYSCALL(__NR_lchown, sys_lchown) 216 #define __NR_umask 95 217 __SYSCALL(__NR_umask, sys_umask) 218 219 #define __NR_gettimeofday 96 220 __SYSCALL(__NR_gettimeofday, sys_gettimeofday) 221 #define __NR_getrlimit 97 222 __SYSCALL(__NR_getrlimit, sys_getrlimit) 223 #define __NR_getrusage 98 224 __SYSCALL(__NR_getrusage, sys_getrusage) 225 #define __NR_sysinfo 99 226 __SYSCALL(__NR_sysinfo, sys_sysinfo) 227 #define __NR_times 100 228 __SYSCALL(__NR_times, sys_times) 229 #define __NR_ptrace 101 230 __SYSCALL(__NR_ptrace, sys_ptrace) 231 #define __NR_getuid 102 232 __SYSCALL(__NR_getuid, sys_getuid) 233 #define __NR_syslog 103 234 __SYSCALL(__NR_syslog, sys_syslog) 235 236 /* at the very end the stuff that never runs during the benchmarks */ 237 #define __NR_getgid 104 238 __SYSCALL(__NR_getgid, sys_getgid) 239 #define __NR_setuid 105 240 __SYSCALL(__NR_setuid, sys_setuid) 241 #define __NR_setgid 106 242 __SYSCALL(__NR_setgid, sys_setgid) 243 #define __NR_geteuid 107 244 __SYSCALL(__NR_geteuid, sys_geteuid) 245 #define __NR_getegid 108 246 __SYSCALL(__NR_getegid, sys_getegid) 247 #define __NR_setpgid 109 248 __SYSCALL(__NR_setpgid, sys_setpgid) 249 #define __NR_getppid 110 250 __SYSCALL(__NR_getppid, sys_getppid) 251 #define __NR_getpgrp 111 252 __SYSCALL(__NR_getpgrp, sys_getpgrp) 253 254 #define __NR_setsid 112 255 __SYSCALL(__NR_setsid, sys_setsid) 256 #define __NR_setreuid 113 257 __SYSCALL(__NR_setreuid, sys_setreuid) 258 #define __NR_setregid 114 259 __SYSCALL(__NR_setregid, sys_setregid) 260 #define __NR_getgroups 115 261 __SYSCALL(__NR_getgroups, sys_getgroups) 262 #define __NR_setgroups 116 263 __SYSCALL(__NR_setgroups, sys_setgroups) 264 #define __NR_setresuid 117 265 __SYSCALL(__NR_setresuid, sys_setresuid) 266 #define __NR_getresuid 118 267 __SYSCALL(__NR_getresuid, sys_getresuid) 268 #define __NR_setresgid 119 269 __SYSCALL(__NR_setresgid, sys_setresgid) 270 271 #define __NR_getresgid 120 272 __SYSCALL(__NR_getresgid, sys_getresgid) 273 #define __NR_getpgid 121 274 __SYSCALL(__NR_getpgid, sys_getpgid) 275 #define __NR_setfsuid 122 276 __SYSCALL(__NR_setfsuid, sys_setfsuid) 277 #define __NR_setfsgid 123 278 __SYSCALL(__NR_setfsgid, sys_setfsgid) 279 #define __NR_getsid 124 280 __SYSCALL(__NR_getsid, sys_getsid) 281 #define __NR_capget 125 282 __SYSCALL(__NR_capget, sys_capget) 283 #define __NR_capset 126 284 __SYSCALL(__NR_capset, sys_capset) 285 286 #define __NR_rt_sigpending 127 287 __SYSCALL(__NR_rt_sigpending, sys_rt_sigpending) 288 #define __NR_rt_sigtimedwait 128 289 __SYSCALL(__NR_rt_sigtimedwait, sys_rt_sigtimedwait) 290 #define __NR_rt_sigqueueinfo 129 291 __SYSCALL(__NR_rt_sigqueueinfo, sys_rt_sigqueueinfo) 292 #define __NR_rt_sigsuspend 130 293 __SYSCALL(__NR_rt_sigsuspend, stub_rt_sigsuspend) 294 #define __NR_sigaltstack 131 295 __SYSCALL(__NR_sigaltstack, stub_sigaltstack) 296 #define __NR_utime 132 297 __SYSCALL(__NR_utime, sys_utime) 298 #define __NR_mknod 133 299 __SYSCALL(__NR_mknod, sys_mknod) 300 301 #define __NR_uselib 134 302 __SYSCALL(__NR_uselib, sys_uselib) 303 #define __NR_personality 135 304 __SYSCALL(__NR_personality, sys_personality) 305 306 #define __NR_ustat 136 307 __SYSCALL(__NR_ustat, sys_ustat) 308 #define __NR_statfs 137 309 __SYSCALL(__NR_statfs, sys_statfs) 310 #define __NR_fstatfs 138 311 __SYSCALL(__NR_fstatfs, sys_fstatfs) 312 #define __NR_sysfs 139 313 __SYSCALL(__NR_sysfs, sys_sysfs) 314 315 #define __NR_getpriority 140 316 __SYSCALL(__NR_getpriority, sys_getpriority) 317 #define __NR_setpriority 141 318 __SYSCALL(__NR_setpriority, sys_setpriority) 319 #define __NR_sched_setparam 142 320 __SYSCALL(__NR_sched_setparam, sys_sched_setparam) 321 #define __NR_sched_getparam 143 322 __SYSCALL(__NR_sched_getparam, sys_sched_getparam) 323 #define __NR_sched_setscheduler 144 324 __SYSCALL(__NR_sched_setscheduler, sys_sched_setscheduler) 325 #define __NR_sched_getscheduler 145 326 __SYSCALL(__NR_sched_getscheduler, sys_sched_getscheduler) 327 #define __NR_sched_get_priority_max 146 328 __SYSCALL(__NR_sched_get_priority_max, sys_sched_get_priority_max) 329 #define __NR_sched_get_priority_min 147 330 __SYSCALL(__NR_sched_get_priority_min, sys_sched_get_priority_min) 331 #define __NR_sched_rr_get_interval 148 332 __SYSCALL(__NR_sched_rr_get_interval, sys_sched_rr_get_interval) 333 334 #define __NR_mlock 149 335 __SYSCALL(__NR_mlock, sys_mlock) 336 #define __NR_munlock 150 337 __SYSCALL(__NR_munlock, sys_munlock) 338 #define __NR_mlockall 151 339 __SYSCALL(__NR_mlockall, sys_mlockall) 340 #define __NR_munlockall 152 341 __SYSCALL(__NR_munlockall, sys_munlockall) 342 343 #define __NR_vhangup 153 344 __SYSCALL(__NR_vhangup, sys_vhangup) 345 346 #define __NR_modify_ldt 154 347 __SYSCALL(__NR_modify_ldt, sys_modify_ldt) 348 349 #define __NR_pivot_root 155 350 __SYSCALL(__NR_pivot_root, sys_pivot_root) 351 352 #define __NR__sysctl 156 353 __SYSCALL(__NR__sysctl, sys_sysctl) 354 355 #define __NR_prctl 157 356 __SYSCALL(__NR_prctl, sys_prctl) 357 #define __NR_arch_prctl 158 358 __SYSCALL(__NR_arch_prctl, sys_arch_prctl) 359 360 #define __NR_adjtimex 159 361 __SYSCALL(__NR_adjtimex, sys_adjtimex) 362 363 #define __NR_setrlimit 160 364 __SYSCALL(__NR_setrlimit, sys_setrlimit) 365 366 #define __NR_chroot 161 367 __SYSCALL(__NR_chroot, sys_chroot) 368 369 #define __NR_sync 162 370 __SYSCALL(__NR_sync, sys_sync) 371 372 #define __NR_acct 163 373 __SYSCALL(__NR_acct, sys_acct) 374 375 #define __NR_settimeofday 164 376 __SYSCALL(__NR_settimeofday, sys_settimeofday) 377 378 #define __NR_mount 165 379 __SYSCALL(__NR_mount, sys_mount) 380 #define __NR_umount2 166 381 __SYSCALL(__NR_umount2, sys_umount) 382 383 #define __NR_swapon 167 384 __SYSCALL(__NR_swapon, sys_swapon) 385 #define __NR_swapoff 168 386 __SYSCALL(__NR_swapoff, sys_swapoff) 387 388 #define __NR_reboot 169 389 __SYSCALL(__NR_reboot, sys_reboot) 390 391 #define __NR_sethostname 170 392 __SYSCALL(__NR_sethostname, sys_sethostname) 393 #define __NR_setdomainname 171 394 __SYSCALL(__NR_setdomainname, sys_setdomainname) 395 396 #define __NR_iopl 172 397 __SYSCALL(__NR_iopl, stub_iopl) 398 #define __NR_ioperm 173 399 __SYSCALL(__NR_ioperm, sys_ioperm) 400 401 #define __NR_create_module 174 402 __SYSCALL(__NR_create_module, sys_create_module) 403 #define __NR_init_module 175 404 __SYSCALL(__NR_init_module, sys_init_module) 405 #define __NR_delete_module 176 406 __SYSCALL(__NR_delete_module, sys_delete_module) 407 #define __NR_get_kernel_syms 177 408 __SYSCALL(__NR_get_kernel_syms, sys_get_kernel_syms) 409 #define __NR_query_module 178 410 __SYSCALL(__NR_query_module, sys_query_module) 411 412 #define __NR_quotactl 179 413 __SYSCALL(__NR_quotactl, sys_quotactl) 414 415 #define __NR_nfsservctl 180 416 __SYSCALL(__NR_nfsservctl, sys_nfsservctl) 417 418 #define __NR_getpmsg 181 419 __SYSCALL(__NR_getpmsg, sys_ni_syscall) 420 #define __NR_putpmsg 182 421 __SYSCALL(__NR_putpmsg, sys_ni_syscall) 422 423 #define __NR_afs_syscall 183 424 __SYSCALL(__NR_afs_syscall, sys_ni_syscall) 425 426 #define __NR_tuxcall 184 /* reserved for tux */ 427 __SYSCALL(__NR_tuxcall, sys_ni_syscall) 428 429 #define __NR_security 185 /* reserved for security */ 430 __SYSCALL(__NR_security, sys_ni_syscall) 431 432 #define __NR_gettid 186 433 __SYSCALL(__NR_gettid, sys_gettid) 434 435 #define __NR_readahead 187 436 __SYSCALL(__NR_readahead, sys_readahead) 437 438 #define __NR_setxattr 188 439 __SYSCALL(__NR_setxattr, sys_ni_syscall) 440 #define __NR_lsetxattr 189 441 __SYSCALL(__NR_lsetxattr, sys_ni_syscall) 442 #define __NR_fsetxattr 190 443 __SYSCALL(__NR_fsetxattr, sys_ni_syscall) 444 #define __NR_getxattr 191 445 __SYSCALL(__NR_getxattr, sys_ni_syscall) 446 #define __NR_lgetxattr 192 447 __SYSCALL(__NR_lgetxattr, sys_ni_syscall) 448 #define __NR_fgetxattr 193 449 __SYSCALL(__NR_fgetxattr, sys_ni_syscall) 450 #define __NR_listxattr 194 451 __SYSCALL(__NR_listxattr, sys_ni_syscall) 452 #define __NR_llistxattr 195 453 __SYSCALL(__NR_llistxattr, sys_ni_syscall) 454 #define __NR_flistxattr 196 455 __SYSCALL(__NR_flistxattr, sys_ni_syscall) 456 #define __NR_removexattr 197 457 __SYSCALL(__NR_removexattr, sys_ni_syscall) 458 #define __NR_lremovexattr 198 459 __SYSCALL(__NR_lremovexattr, sys_ni_syscall) 460 #define __NR_fremovexattr 199 461 __SYSCALL(__NR_fremovexattr, sys_ni_syscall) 462 #define __NR_tkill 200 /* 2.5 only */ 463 __SYSCALL(__NR_tkill, sys_ni_syscall) 464 #define __NR_time 201 465 __SYSCALL(__NR_time, sys_time64) 466 #define __NR_futex 202 /* 2.5 only */ 467 __SYSCALL(__NR_futex, sys_ni_syscall) 468 #define __NR_sched_setaffinity 203 469 __SYSCALL(__NR_sched_setaffinity, sys_ni_syscall) 470 #define __NR_sched_getaffinity 204 471 __SYSCALL(__NR_sched_getaffinity, sys_ni_syscall) 472 #define __NR_set_thread_area 205 473 __SYSCALL(__NR_set_thread_area, sys_ni_syscall) 474 #define __NR_io_setup 206 475 __SYSCALL(__NR_io_setup, sys_ni_syscall) 476 #define __NR_io_destroy 207 477 __SYSCALL(__NR_io_destroy, sys_ni_syscall) 478 #define __NR_io_getevents 208 479 __SYSCALL(__NR_io_getevents, sys_ni_syscall) 480 #define __NR_io_submit 209 481 __SYSCALL(__NR_io_submit, sys_ni_syscall) 482 #define __NR_io_cancel 210 483 __SYSCALL(__NR_io_cancel, sys_ni_syscall) 484 #define __NR_get_thread_area 211 485 __SYSCALL(__NR_get_thread_area, sys_ni_syscall) 486 #define __NR_lookup_dcookie 212 487 __SYSCALL(__NR_lookup_dcookie, sys_ni_syscall) 488 #define __NR_epoll_create 213 489 __SYSCALL(__NR_epoll_create, sys_ni_syscall) 490 #define __NR_epoll_ctl 214 491 __SYSCALL(__NR_epoll_ctl, sys_ni_syscall) 492 #define __NR_epoll_wait 215 493 __SYSCALL(__NR_epoll_wait, sys_ni_syscall) 494 #define __NR_remap_file_pages 216 495 __SYSCALL(__NR_remap_file_pages, sys_ni_syscall) 496 #define __NR_getdents64 217 497 __SYSCALL(__NR_getdents64, sys_getdents64) 498 #define __NR_restart_syscall 219 499 __SYSCALL(__NR_restart_syscall, sys_ni_syscall) 500 #define __NR_semtimedop 220 501 __SYSCALL(__NR_semtimedop, sys_semtimedop) 502 503 #define __NR_syscall_max __NR_semtimedop 504 505 #ifndef __NO_STUBS 506 507 #define __syscall_clobber "r11","rcx","memory" 508 509 #define __syscall_return(type, res) \ 510 do { \ 511 if ((unsigned long)(res) >= (unsigned long)(-127)) { \ 512 errno = -(res); \ 513 res = -1; \ 514 } \ 515 return (type) (res); \ 516 } while (0) 517 518 #ifndef __KERNEL_SYSCALLS__ 519 520 #define __syscall "syscall" 521 522 523 #define _syscall0(type,name) \ 524 type name(void) \ 525 { \ 526 long __res; \ 527 __asm__ volatile (__syscall \ 528 : "=a" (__res) \ 529 : "0" (__NR_##name) : __syscall_clobber ); \ 530 __syscall_return(type,__res); \ 531 } 532 533 #define _syscall1(type,name,type1,arg1) \ 534 type name(type1 arg1) \ 535 { \ 536 long __res; \ 537 __asm__ volatile (__syscall \ 538 : "=a" (__res) \ 539 : "0" (__NR_##name),"D" ((long)(arg1)) : __syscall_clobber ); \ 540 __syscall_return(type,__res); \ 541 } 542 543 #define _syscall2(type,name,type1,arg1,type2,arg2) \ 544 type name(type1 arg1,type2 arg2) \ 545 { \ 546 long __res; \ 547 __asm__ volatile (__syscall \ 548 : "=a" (__res) \ 549 : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)) : __syscall_clobber ); \ 550 __syscall_return(type,__res); \ 551 } 552 553 #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ 554 type name(type1 arg1,type2 arg2,type3 arg3) \ 555 { \ 556 long __res; \ 557 __asm__ volatile (__syscall \ 558 : "=a" (__res) \ 559 : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)), \ 560 "d" ((long)(arg3)) : __syscall_clobber); \ 561 __syscall_return(type,__res); \ 562 } 563 564 #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ 565 type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ 566 { \ 567 long __res; \ 568 __asm__ volatile ("movq %[a3],%%r10 ;" __syscall \ 569 : "=a" (__res) \ 570 : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)), \ 571 "d" ((long)(arg3)), [a3] "g" ((long)(arg4)) : __syscall_clobber,"r10" ); \ 572 __syscall_return(type,__res); \ 573 } 574 575 #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ 576 type5,arg5) \ 577 type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ 578 { \ 579 long __res; \ 580 __asm__ volatile ("movq %[a3],%%r10 ; movq %[a4],%%r8 ; " __syscall \ 581 : "=a" (__res) \ 582 : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)), \ 583 "d" ((long)(arg3)), [a3] "g" ((long)(arg4)), [a4] "g" ((long)(arg5)) : \ 584 __syscall_clobber,"r8","r10" ); \ 585 __syscall_return(type,__res); \ 586 } 587 588 #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ 589 type5,arg5,type6,arg6) \ 590 type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \ 591 { \ 592 long __res; \ 593 __asm__ volatile ("movq %[a3],%%r10 ; movq %[a4],%%r8 ; movq %[a5],%%r9 ; " __syscall \ 594 : "=a" (__res) \ 595 : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)), \ 596 "d" ((long)(arg3)), [a3] "g" ((long)(arg4)), [a4] "g" ((long)(arg5)), \ 597 [a5] "g" ((long)(arg6)) : \ 598 __syscall_clobber,"r8","r10","r9" ); \ 599 __syscall_return(type,__res); \ 600 } 601 602 #else /* __KERNEL_SYSCALLS__ */ 603 604 /* 605 * we need this inline - forking from kernel space will result 606 * in NO COPY ON WRITE (!!!), until an execve is executed. This 607 * is no problem, but for the stack. This is handled by not letting 608 * main() use the stack at all after fork(). Thus, no function 609 * calls - which means inline code for fork too, as otherwise we 610 * would use the stack upon exit from 'fork()'. 611 * 612 * Actually only pause and fork are needed inline, so that there 613 * won't be any messing with the stack from main(), but we define 614 * some others too. 615 */ 616 #define __NR__exit __NR_exit 617 618 extern long sys_pause(void); 619 static inline long pause(void) 620 { 621 return sys_pause(); 622 } 623 624 extern long sys_sync(void); 625 static inline long sync(void) 626 { 627 return sys_sync(); 628 } 629 630 extern pid_t sys_setsid(void); 631 static inline pid_t setsid(void) 632 { 633 return sys_setsid(); 634 } 635 636 extern ssize_t sys_write(unsigned int, char *, size_t); 637 static inline ssize_t write(unsigned int fd, char * buf, size_t count) 638 { 639 return sys_write(fd, buf, count); 640 } 641 642 extern ssize_t sys_read(unsigned int, char *, size_t); 643 static inline ssize_t read(unsigned int fd, char * buf, size_t count) 644 { 645 return sys_read(fd, buf, count); 646 } 647 648 extern off_t sys_lseek(unsigned int, off_t, unsigned int); 649 static inline off_t lseek(unsigned int fd, off_t offset, unsigned int origin) 650 { 651 return sys_lseek(fd, offset, origin); 652 } 653 654 extern long sys_dup(unsigned int); 655 static inline long dup(unsigned int fd) 656 { 657 return sys_dup(fd); 658 } 659 660 /* implemented in asm in arch/x86_64/kernel/entry.S */ 661 extern long execve(char *, char **, char **); 662 663 extern long sys_open(const char *, int, int); 664 static inline long open(const char * filename, int flags, int mode) 665 { 666 return sys_open(filename, flags, mode); 667 } 668 669 extern long sys_close(unsigned int); 670 static inline long close(unsigned int fd) 671 { 672 return sys_close(fd); 673 } 674 675 extern long sys_exit(int) __attribute__((noreturn)); 676 extern inline void exit(int error_code) 677 { 678 sys_exit(error_code); 679 } 680 681 extern long sys_delete_module(const char *); 682 static inline long delete_module(const char *name_user) 683 { 684 return sys_delete_module(name_user); 685 } 686 687 extern long sys_wait4(pid_t, unsigned int *, int, struct rusage *); 688 static inline pid_t waitpid(int pid, int * wait_stat, int flags) 689 { 690 return sys_wait4(pid, wait_stat, flags, NULL); 691 } 692 693 static inline pid_t wait(int * wait_stat) 694 { 695 return waitpid(-1,wait_stat,0); 696 } 697 698 #endif /* __KERNEL_SYSCALLS__ */ 699 700 #endif /* __NO_STUBS */ 701 702 #endif 703