1// SPDX-License-Identifier: GPL-2.0 2 3#include <linux/linkage.h> 4#include <linux/errno.h> 5 6#include <asm/unistd.h> 7 8#ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER 9/* Architectures may override COND_SYSCALL and COND_SYSCALL_COMPAT */ 10#include <asm/syscall_wrapper.h> 11#endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */ 12 13/* we can't #include <linux/syscalls.h> here, 14 but tell gcc to not warn with -Wmissing-prototypes */ 15asmlinkage long sys_ni_syscall(void); 16 17/* 18 * Non-implemented system calls get redirected here. 19 */ 20asmlinkage long sys_ni_syscall(void) 21{ 22 return -ENOSYS; 23} 24 25#ifndef COND_SYSCALL 26#define COND_SYSCALL(name) cond_syscall(sys_##name) 27#endif /* COND_SYSCALL */ 28 29#ifndef COND_SYSCALL_COMPAT 30#define COND_SYSCALL_COMPAT(name) cond_syscall(compat_sys_##name) 31#endif /* COND_SYSCALL_COMPAT */ 32 33/* 34 * This list is kept in the same order as include/uapi/asm-generic/unistd.h. 35 * Architecture specific entries go below, followed by deprecated or obsolete 36 * system calls. 37 */ 38 39COND_SYSCALL(io_setup); 40COND_SYSCALL_COMPAT(io_setup); 41COND_SYSCALL(io_destroy); 42COND_SYSCALL(io_submit); 43COND_SYSCALL_COMPAT(io_submit); 44COND_SYSCALL(io_cancel); 45COND_SYSCALL(io_getevents_time32); 46COND_SYSCALL(io_getevents); 47COND_SYSCALL(io_pgetevents_time32); 48COND_SYSCALL(io_pgetevents); 49COND_SYSCALL_COMPAT(io_pgetevents_time32); 50COND_SYSCALL_COMPAT(io_pgetevents); 51COND_SYSCALL(io_uring_setup); 52COND_SYSCALL(io_uring_enter); 53COND_SYSCALL(io_uring_register); 54COND_SYSCALL(eventfd2); 55COND_SYSCALL(epoll_create1); 56COND_SYSCALL(epoll_ctl); 57COND_SYSCALL(epoll_pwait); 58COND_SYSCALL_COMPAT(epoll_pwait); 59COND_SYSCALL(epoll_pwait2); 60COND_SYSCALL_COMPAT(epoll_pwait2); 61COND_SYSCALL(inotify_init1); 62COND_SYSCALL(inotify_add_watch); 63COND_SYSCALL(inotify_rm_watch); 64COND_SYSCALL(ioprio_set); 65COND_SYSCALL(ioprio_get); 66COND_SYSCALL(flock); 67COND_SYSCALL(quotactl); 68COND_SYSCALL(quotactl_fd); 69COND_SYSCALL(signalfd4); 70COND_SYSCALL_COMPAT(signalfd4); 71COND_SYSCALL(timerfd_create); 72COND_SYSCALL(timerfd_settime); 73COND_SYSCALL(timerfd_settime32); 74COND_SYSCALL(timerfd_gettime); 75COND_SYSCALL(timerfd_gettime32); 76COND_SYSCALL(acct); 77COND_SYSCALL(capget); 78COND_SYSCALL(capset); 79/* __ARCH_WANT_SYS_CLONE3 */ 80COND_SYSCALL(clone3); 81COND_SYSCALL(futex); 82COND_SYSCALL(futex_time32); 83COND_SYSCALL(set_robust_list); 84COND_SYSCALL_COMPAT(set_robust_list); 85COND_SYSCALL(get_robust_list); 86COND_SYSCALL_COMPAT(get_robust_list); 87COND_SYSCALL(futex_waitv); 88COND_SYSCALL(futex_wake); 89COND_SYSCALL(futex_wait); 90COND_SYSCALL(futex_requeue); 91COND_SYSCALL(kexec_load); 92COND_SYSCALL_COMPAT(kexec_load); 93COND_SYSCALL(init_module); 94COND_SYSCALL(delete_module); 95COND_SYSCALL(syslog); 96COND_SYSCALL(setregid); 97COND_SYSCALL(setgid); 98COND_SYSCALL(setreuid); 99COND_SYSCALL(setuid); 100COND_SYSCALL(setresuid); 101COND_SYSCALL(getresuid); 102COND_SYSCALL(setresgid); 103COND_SYSCALL(getresgid); 104COND_SYSCALL(setfsuid); 105COND_SYSCALL(setfsgid); 106COND_SYSCALL(setgroups); 107COND_SYSCALL(getgroups); 108COND_SYSCALL(mq_open); 109COND_SYSCALL_COMPAT(mq_open); 110COND_SYSCALL(mq_unlink); 111COND_SYSCALL(mq_timedsend); 112COND_SYSCALL(mq_timedsend_time32); 113COND_SYSCALL(mq_timedreceive); 114COND_SYSCALL(mq_timedreceive_time32); 115COND_SYSCALL(mq_notify); 116COND_SYSCALL_COMPAT(mq_notify); 117COND_SYSCALL(mq_getsetattr); 118COND_SYSCALL_COMPAT(mq_getsetattr); 119COND_SYSCALL(msgget); 120COND_SYSCALL(old_msgctl); 121COND_SYSCALL(msgctl); 122COND_SYSCALL_COMPAT(msgctl); 123COND_SYSCALL_COMPAT(old_msgctl); 124COND_SYSCALL(msgrcv); 125COND_SYSCALL_COMPAT(msgrcv); 126COND_SYSCALL(msgsnd); 127COND_SYSCALL_COMPAT(msgsnd); 128COND_SYSCALL(semget); 129COND_SYSCALL(old_semctl); 130COND_SYSCALL(semctl); 131COND_SYSCALL_COMPAT(semctl); 132COND_SYSCALL_COMPAT(old_semctl); 133COND_SYSCALL(semtimedop); 134COND_SYSCALL(semtimedop_time32); 135COND_SYSCALL(semop); 136COND_SYSCALL(shmget); 137COND_SYSCALL(old_shmctl); 138COND_SYSCALL(shmctl); 139COND_SYSCALL_COMPAT(shmctl); 140COND_SYSCALL_COMPAT(old_shmctl); 141COND_SYSCALL(shmat); 142COND_SYSCALL_COMPAT(shmat); 143COND_SYSCALL(shmdt); 144COND_SYSCALL(socket); 145COND_SYSCALL(socketpair); 146COND_SYSCALL(bind); 147COND_SYSCALL(listen); 148COND_SYSCALL(accept); 149COND_SYSCALL(connect); 150COND_SYSCALL(getsockname); 151COND_SYSCALL(getpeername); 152COND_SYSCALL(setsockopt); 153COND_SYSCALL_COMPAT(setsockopt); 154COND_SYSCALL(getsockopt); 155COND_SYSCALL_COMPAT(getsockopt); 156COND_SYSCALL(sendto); 157COND_SYSCALL(shutdown); 158COND_SYSCALL(recvfrom); 159COND_SYSCALL_COMPAT(recvfrom); 160COND_SYSCALL(sendmsg); 161COND_SYSCALL_COMPAT(sendmsg); 162COND_SYSCALL(recvmsg); 163COND_SYSCALL_COMPAT(recvmsg); 164COND_SYSCALL(mremap); 165COND_SYSCALL(add_key); 166COND_SYSCALL(request_key); 167COND_SYSCALL(keyctl); 168COND_SYSCALL_COMPAT(keyctl); 169COND_SYSCALL(landlock_create_ruleset); 170COND_SYSCALL(landlock_add_rule); 171COND_SYSCALL(landlock_restrict_self); 172COND_SYSCALL(fadvise64_64); 173COND_SYSCALL_COMPAT(fadvise64_64); 174COND_SYSCALL(lsm_get_self_attr); 175COND_SYSCALL(lsm_set_self_attr); 176COND_SYSCALL(lsm_list_modules); 177 178/* CONFIG_MMU only */ 179COND_SYSCALL(swapon); 180COND_SYSCALL(swapoff); 181COND_SYSCALL(mprotect); 182COND_SYSCALL(msync); 183COND_SYSCALL(mlock); 184COND_SYSCALL(munlock); 185COND_SYSCALL(mlockall); 186COND_SYSCALL(munlockall); 187COND_SYSCALL(mincore); 188COND_SYSCALL(madvise); 189COND_SYSCALL(process_madvise); 190COND_SYSCALL(process_mrelease); 191COND_SYSCALL(remap_file_pages); 192COND_SYSCALL(mbind); 193COND_SYSCALL(get_mempolicy); 194COND_SYSCALL(set_mempolicy); 195COND_SYSCALL(migrate_pages); 196COND_SYSCALL(move_pages); 197COND_SYSCALL(set_mempolicy_home_node); 198COND_SYSCALL(cachestat); 199 200COND_SYSCALL(perf_event_open); 201COND_SYSCALL(accept4); 202COND_SYSCALL(recvmmsg); 203COND_SYSCALL(recvmmsg_time32); 204COND_SYSCALL_COMPAT(recvmmsg_time32); 205COND_SYSCALL_COMPAT(recvmmsg_time64); 206 207/* Posix timer syscalls may be configured out */ 208COND_SYSCALL(timer_create); 209COND_SYSCALL(timer_gettime); 210COND_SYSCALL(timer_getoverrun); 211COND_SYSCALL(timer_settime); 212COND_SYSCALL(timer_delete); 213COND_SYSCALL(clock_adjtime); 214COND_SYSCALL(getitimer); 215COND_SYSCALL(setitimer); 216COND_SYSCALL(alarm); 217COND_SYSCALL_COMPAT(timer_create); 218COND_SYSCALL_COMPAT(getitimer); 219COND_SYSCALL_COMPAT(setitimer); 220 221/* 222 * Architecture specific syscalls: see further below 223 */ 224 225/* fanotify */ 226COND_SYSCALL(fanotify_init); 227COND_SYSCALL(fanotify_mark); 228 229/* open by handle */ 230COND_SYSCALL(name_to_handle_at); 231COND_SYSCALL(open_by_handle_at); 232COND_SYSCALL_COMPAT(open_by_handle_at); 233 234COND_SYSCALL(sendmmsg); 235COND_SYSCALL_COMPAT(sendmmsg); 236COND_SYSCALL(process_vm_readv); 237COND_SYSCALL_COMPAT(process_vm_readv); 238COND_SYSCALL(process_vm_writev); 239COND_SYSCALL_COMPAT(process_vm_writev); 240 241/* compare kernel pointers */ 242COND_SYSCALL(kcmp); 243 244COND_SYSCALL(finit_module); 245 246/* operate on Secure Computing state */ 247COND_SYSCALL(seccomp); 248 249COND_SYSCALL(memfd_create); 250 251/* access BPF programs and maps */ 252COND_SYSCALL(bpf); 253 254/* execveat */ 255COND_SYSCALL(execveat); 256 257COND_SYSCALL(userfaultfd); 258 259/* membarrier */ 260COND_SYSCALL(membarrier); 261 262COND_SYSCALL(mlock2); 263 264COND_SYSCALL(copy_file_range); 265 266/* memory protection keys */ 267COND_SYSCALL(pkey_mprotect); 268COND_SYSCALL(pkey_alloc); 269COND_SYSCALL(pkey_free); 270 271/* memfd_secret */ 272COND_SYSCALL(memfd_secret); 273 274/* 275 * Architecture specific weak syscall entries. 276 */ 277 278/* pciconfig: alpha, arm, arm64, ia64, sparc */ 279COND_SYSCALL(pciconfig_read); 280COND_SYSCALL(pciconfig_write); 281COND_SYSCALL(pciconfig_iobase); 282 283/* sys_socketcall: arm, mips, x86, ... */ 284COND_SYSCALL(socketcall); 285COND_SYSCALL_COMPAT(socketcall); 286 287/* compat syscalls for arm64, x86, ... */ 288COND_SYSCALL_COMPAT(fanotify_mark); 289 290/* x86 */ 291COND_SYSCALL(vm86old); 292COND_SYSCALL(modify_ldt); 293COND_SYSCALL(vm86); 294COND_SYSCALL(kexec_file_load); 295COND_SYSCALL(map_shadow_stack); 296 297/* s390 */ 298COND_SYSCALL(s390_pci_mmio_read); 299COND_SYSCALL(s390_pci_mmio_write); 300COND_SYSCALL(s390_ipc); 301COND_SYSCALL_COMPAT(s390_ipc); 302 303/* powerpc */ 304COND_SYSCALL(rtas); 305COND_SYSCALL(spu_run); 306COND_SYSCALL(spu_create); 307COND_SYSCALL(subpage_prot); 308 309 310/* 311 * Deprecated system calls which are still defined in 312 * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch 313 */ 314 315/* __ARCH_WANT_SYSCALL_NO_FLAGS */ 316COND_SYSCALL(epoll_create); 317COND_SYSCALL(inotify_init); 318COND_SYSCALL(eventfd); 319COND_SYSCALL(signalfd); 320COND_SYSCALL_COMPAT(signalfd); 321 322/* __ARCH_WANT_SYSCALL_OFF_T */ 323COND_SYSCALL(fadvise64); 324 325/* __ARCH_WANT_SYSCALL_DEPRECATED */ 326COND_SYSCALL(epoll_wait); 327COND_SYSCALL(recv); 328COND_SYSCALL_COMPAT(recv); 329COND_SYSCALL(send); 330COND_SYSCALL(uselib); 331 332/* optional: time32 */ 333COND_SYSCALL(time32); 334COND_SYSCALL(stime32); 335COND_SYSCALL(utime32); 336COND_SYSCALL(adjtimex_time32); 337COND_SYSCALL(sched_rr_get_interval_time32); 338COND_SYSCALL(nanosleep_time32); 339COND_SYSCALL(rt_sigtimedwait_time32); 340COND_SYSCALL_COMPAT(rt_sigtimedwait_time32); 341COND_SYSCALL(timer_settime32); 342COND_SYSCALL(timer_gettime32); 343COND_SYSCALL(clock_settime32); 344COND_SYSCALL(clock_gettime32); 345COND_SYSCALL(clock_getres_time32); 346COND_SYSCALL(clock_nanosleep_time32); 347COND_SYSCALL(utimes_time32); 348COND_SYSCALL(futimesat_time32); 349COND_SYSCALL(pselect6_time32); 350COND_SYSCALL_COMPAT(pselect6_time32); 351COND_SYSCALL(ppoll_time32); 352COND_SYSCALL_COMPAT(ppoll_time32); 353COND_SYSCALL(utimensat_time32); 354COND_SYSCALL(clock_adjtime32); 355 356/* 357 * The syscalls below are not found in include/uapi/asm-generic/unistd.h 358 */ 359 360/* obsolete: SGETMASK_SYSCALL */ 361COND_SYSCALL(sgetmask); 362COND_SYSCALL(ssetmask); 363 364/* obsolete: SYSFS_SYSCALL */ 365COND_SYSCALL(sysfs); 366 367/* obsolete: __ARCH_WANT_SYS_IPC */ 368COND_SYSCALL(ipc); 369COND_SYSCALL_COMPAT(ipc); 370 371/* obsolete: UID16 */ 372COND_SYSCALL(chown16); 373COND_SYSCALL(fchown16); 374COND_SYSCALL(getegid16); 375COND_SYSCALL(geteuid16); 376COND_SYSCALL(getgid16); 377COND_SYSCALL(getgroups16); 378COND_SYSCALL(getresgid16); 379COND_SYSCALL(getresuid16); 380COND_SYSCALL(getuid16); 381COND_SYSCALL(lchown16); 382COND_SYSCALL(setfsgid16); 383COND_SYSCALL(setfsuid16); 384COND_SYSCALL(setgid16); 385COND_SYSCALL(setgroups16); 386COND_SYSCALL(setregid16); 387COND_SYSCALL(setresgid16); 388COND_SYSCALL(setresuid16); 389COND_SYSCALL(setreuid16); 390COND_SYSCALL(setuid16); 391 392/* restartable sequence */ 393COND_SYSCALL(rseq); 394