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); 46COND_SYSCALL_COMPAT(io_getevents); 47 48/* fs/xattr.c */ 49 50/* fs/dcache.c */ 51 52/* fs/cookies.c */ 53COND_SYSCALL(lookup_dcookie); 54COND_SYSCALL_COMPAT(lookup_dcookie); 55 56/* fs/eventfd.c */ 57COND_SYSCALL(eventfd2); 58 59/* fs/eventfd.c */ 60COND_SYSCALL(epoll_create1); 61COND_SYSCALL(epoll_ctl); 62COND_SYSCALL(epoll_pwait); 63COND_SYSCALL_COMPAT(epoll_pwait); 64 65/* fs/fcntl.c */ 66 67/* fs/inotify_user.c */ 68COND_SYSCALL(inotify_init1); 69COND_SYSCALL(inotify_add_watch); 70COND_SYSCALL(inotify_rm_watch); 71 72/* fs/ioctl.c */ 73 74/* fs/ioprio.c */ 75COND_SYSCALL(ioprio_set); 76COND_SYSCALL(ioprio_get); 77 78/* fs/locks.c */ 79COND_SYSCALL(flock); 80 81/* fs/namei.c */ 82 83/* fs/namespace.c */ 84 85/* fs/nfsctl.c */ 86 87/* fs/open.c */ 88 89/* fs/pipe.c */ 90 91/* fs/quota.c */ 92COND_SYSCALL(quotactl); 93 94/* fs/readdir.c */ 95 96/* fs/read_write.c */ 97 98/* fs/sendfile.c */ 99 100/* fs/select.c */ 101 102/* fs/signalfd.c */ 103COND_SYSCALL(signalfd4); 104COND_SYSCALL_COMPAT(signalfd4); 105 106/* fs/splice.c */ 107 108/* fs/stat.c */ 109 110/* fs/sync.c */ 111 112/* fs/timerfd.c */ 113COND_SYSCALL(timerfd_create); 114COND_SYSCALL(timerfd_settime); 115COND_SYSCALL_COMPAT(timerfd_settime); 116COND_SYSCALL(timerfd_gettime); 117COND_SYSCALL_COMPAT(timerfd_gettime); 118 119/* fs/utimes.c */ 120 121/* kernel/acct.c */ 122COND_SYSCALL(acct); 123 124/* kernel/capability.c */ 125COND_SYSCALL(capget); 126COND_SYSCALL(capset); 127 128/* kernel/exec_domain.c */ 129 130/* kernel/exit.c */ 131 132/* kernel/fork.c */ 133 134/* kernel/futex.c */ 135COND_SYSCALL(futex); 136COND_SYSCALL_COMPAT(futex); 137COND_SYSCALL(set_robust_list); 138COND_SYSCALL_COMPAT(set_robust_list); 139COND_SYSCALL(get_robust_list); 140COND_SYSCALL_COMPAT(get_robust_list); 141 142/* kernel/hrtimer.c */ 143 144/* kernel/itimer.c */ 145 146/* kernel/kexec.c */ 147COND_SYSCALL(kexec_load); 148COND_SYSCALL_COMPAT(kexec_load); 149 150/* kernel/module.c */ 151COND_SYSCALL(init_module); 152COND_SYSCALL(delete_module); 153 154/* kernel/posix-timers.c */ 155 156/* kernel/printk.c */ 157COND_SYSCALL(syslog); 158 159/* kernel/ptrace.c */ 160 161/* kernel/sched/core.c */ 162 163/* kernel/signal.c */ 164 165/* kernel/sys.c */ 166COND_SYSCALL(setregid); 167COND_SYSCALL(setgid); 168COND_SYSCALL(setreuid); 169COND_SYSCALL(setuid); 170COND_SYSCALL(setresuid); 171COND_SYSCALL(getresuid); 172COND_SYSCALL(setresgid); 173COND_SYSCALL(getresgid); 174COND_SYSCALL(setfsuid); 175COND_SYSCALL(setfsgid); 176COND_SYSCALL(setgroups); 177COND_SYSCALL(getgroups); 178 179/* kernel/time.c */ 180 181/* kernel/timer.c */ 182 183/* ipc/mqueue.c */ 184COND_SYSCALL(mq_open); 185COND_SYSCALL_COMPAT(mq_open); 186COND_SYSCALL(mq_unlink); 187COND_SYSCALL(mq_timedsend); 188COND_SYSCALL_COMPAT(mq_timedsend); 189COND_SYSCALL(mq_timedreceive); 190COND_SYSCALL_COMPAT(mq_timedreceive); 191COND_SYSCALL(mq_notify); 192COND_SYSCALL_COMPAT(mq_notify); 193COND_SYSCALL(mq_getsetattr); 194COND_SYSCALL_COMPAT(mq_getsetattr); 195 196/* ipc/msg.c */ 197COND_SYSCALL(msgget); 198COND_SYSCALL(msgctl); 199COND_SYSCALL_COMPAT(msgctl); 200COND_SYSCALL(msgrcv); 201COND_SYSCALL_COMPAT(msgrcv); 202COND_SYSCALL(msgsnd); 203COND_SYSCALL_COMPAT(msgsnd); 204 205/* ipc/sem.c */ 206COND_SYSCALL(semget); 207COND_SYSCALL(semctl); 208COND_SYSCALL_COMPAT(semctl); 209COND_SYSCALL(semtimedop); 210COND_SYSCALL_COMPAT(semtimedop); 211COND_SYSCALL(semop); 212 213/* ipc/shm.c */ 214COND_SYSCALL(shmget); 215COND_SYSCALL(shmctl); 216COND_SYSCALL_COMPAT(shmctl); 217COND_SYSCALL(shmat); 218COND_SYSCALL_COMPAT(shmat); 219COND_SYSCALL(shmdt); 220 221/* net/socket.c */ 222COND_SYSCALL(socket); 223COND_SYSCALL(socketpair); 224COND_SYSCALL(bind); 225COND_SYSCALL(listen); 226COND_SYSCALL(accept); 227COND_SYSCALL(connect); 228COND_SYSCALL(getsockname); 229COND_SYSCALL(getpeername); 230COND_SYSCALL(setsockopt); 231COND_SYSCALL_COMPAT(setsockopt); 232COND_SYSCALL(getsockopt); 233COND_SYSCALL_COMPAT(getsockopt); 234COND_SYSCALL(sendto); 235COND_SYSCALL(shutdown); 236COND_SYSCALL(recvfrom); 237COND_SYSCALL_COMPAT(recvfrom); 238COND_SYSCALL(sendmsg); 239COND_SYSCALL_COMPAT(sendmsg); 240COND_SYSCALL(recvmsg); 241COND_SYSCALL_COMPAT(recvmsg); 242 243/* mm/filemap.c */ 244 245/* mm/nommu.c, also with MMU */ 246COND_SYSCALL(mremap); 247 248/* security/keys/keyctl.c */ 249COND_SYSCALL(add_key); 250COND_SYSCALL(request_key); 251COND_SYSCALL(keyctl); 252COND_SYSCALL_COMPAT(keyctl); 253 254/* arch/example/kernel/sys_example.c */ 255 256/* mm/fadvise.c */ 257COND_SYSCALL(fadvise64_64); 258 259/* mm/, CONFIG_MMU only */ 260COND_SYSCALL(swapon); 261COND_SYSCALL(swapoff); 262COND_SYSCALL(mprotect); 263COND_SYSCALL(msync); 264COND_SYSCALL(mlock); 265COND_SYSCALL(munlock); 266COND_SYSCALL(mlockall); 267COND_SYSCALL(munlockall); 268COND_SYSCALL(mincore); 269COND_SYSCALL(madvise); 270COND_SYSCALL(remap_file_pages); 271COND_SYSCALL(mbind); 272COND_SYSCALL_COMPAT(mbind); 273COND_SYSCALL(get_mempolicy); 274COND_SYSCALL_COMPAT(get_mempolicy); 275COND_SYSCALL(set_mempolicy); 276COND_SYSCALL_COMPAT(set_mempolicy); 277COND_SYSCALL(migrate_pages); 278COND_SYSCALL_COMPAT(migrate_pages); 279COND_SYSCALL(move_pages); 280COND_SYSCALL_COMPAT(move_pages); 281 282COND_SYSCALL(perf_event_open); 283COND_SYSCALL(accept4); 284COND_SYSCALL(recvmmsg); 285COND_SYSCALL_COMPAT(recvmmsg); 286 287/* 288 * Architecture specific syscalls: see further below 289 */ 290 291/* fanotify */ 292COND_SYSCALL(fanotify_init); 293COND_SYSCALL(fanotify_mark); 294 295/* open by handle */ 296COND_SYSCALL(name_to_handle_at); 297COND_SYSCALL(open_by_handle_at); 298COND_SYSCALL_COMPAT(open_by_handle_at); 299 300COND_SYSCALL(sendmmsg); 301COND_SYSCALL_COMPAT(sendmmsg); 302COND_SYSCALL(process_vm_readv); 303COND_SYSCALL_COMPAT(process_vm_readv); 304COND_SYSCALL(process_vm_writev); 305COND_SYSCALL_COMPAT(process_vm_writev); 306 307/* compare kernel pointers */ 308COND_SYSCALL(kcmp); 309 310COND_SYSCALL(finit_module); 311 312/* operate on Secure Computing state */ 313COND_SYSCALL(seccomp); 314 315COND_SYSCALL(memfd_create); 316 317/* access BPF programs and maps */ 318COND_SYSCALL(bpf); 319 320/* execveat */ 321COND_SYSCALL(execveat); 322 323COND_SYSCALL(userfaultfd); 324 325/* membarrier */ 326COND_SYSCALL(membarrier); 327 328COND_SYSCALL(mlock2); 329 330COND_SYSCALL(copy_file_range); 331 332/* memory protection keys */ 333COND_SYSCALL(pkey_mprotect); 334COND_SYSCALL(pkey_alloc); 335COND_SYSCALL(pkey_free); 336 337 338/* 339 * Architecture specific weak syscall entries. 340 */ 341 342/* pciconfig: alpha, arm, arm64, ia64, sparc */ 343COND_SYSCALL(pciconfig_read); 344COND_SYSCALL(pciconfig_write); 345COND_SYSCALL(pciconfig_iobase); 346 347/* sys_socketcall: arm, mips, x86, ... */ 348COND_SYSCALL(socketcall); 349COND_SYSCALL_COMPAT(socketcall); 350 351/* compat syscalls for arm64, x86, ... */ 352COND_SYSCALL_COMPAT(sysctl); 353COND_SYSCALL_COMPAT(fanotify_mark); 354 355/* x86 */ 356COND_SYSCALL(vm86old); 357COND_SYSCALL(modify_ldt); 358COND_SYSCALL_COMPAT(quotactl32); 359COND_SYSCALL(vm86); 360COND_SYSCALL(kexec_file_load); 361 362/* s390 */ 363COND_SYSCALL(s390_pci_mmio_read); 364COND_SYSCALL(s390_pci_mmio_write); 365COND_SYSCALL_COMPAT(s390_ipc); 366 367/* powerpc */ 368cond_syscall(ppc_rtas); 369COND_SYSCALL(spu_run); 370COND_SYSCALL(spu_create); 371COND_SYSCALL(subpage_prot); 372 373 374/* 375 * Deprecated system calls which are still defined in 376 * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch 377 */ 378 379/* __ARCH_WANT_SYSCALL_NO_FLAGS */ 380COND_SYSCALL(epoll_create); 381COND_SYSCALL(inotify_init); 382COND_SYSCALL(eventfd); 383COND_SYSCALL(signalfd); 384COND_SYSCALL_COMPAT(signalfd); 385 386/* __ARCH_WANT_SYSCALL_OFF_T */ 387COND_SYSCALL(fadvise64); 388 389/* __ARCH_WANT_SYSCALL_DEPRECATED */ 390COND_SYSCALL(epoll_wait); 391COND_SYSCALL(recv); 392COND_SYSCALL_COMPAT(recv); 393COND_SYSCALL(send); 394COND_SYSCALL(bdflush); 395COND_SYSCALL(uselib); 396 397 398/* 399 * The syscalls below are not found in include/uapi/asm-generic/unistd.h 400 */ 401 402/* obsolete: SGETMASK_SYSCALL */ 403COND_SYSCALL(sgetmask); 404COND_SYSCALL(ssetmask); 405 406/* obsolete: SYSFS_SYSCALL */ 407COND_SYSCALL(sysfs); 408 409/* obsolete: __ARCH_WANT_SYS_IPC */ 410COND_SYSCALL(ipc); 411COND_SYSCALL_COMPAT(ipc); 412 413/* obsolete: UID16 */ 414COND_SYSCALL(chown16); 415COND_SYSCALL(fchown16); 416COND_SYSCALL(getegid16); 417COND_SYSCALL(geteuid16); 418COND_SYSCALL(getgid16); 419COND_SYSCALL(getgroups16); 420COND_SYSCALL(getresgid16); 421COND_SYSCALL(getresuid16); 422COND_SYSCALL(getuid16); 423COND_SYSCALL(lchown16); 424COND_SYSCALL(setfsgid16); 425COND_SYSCALL(setfsuid16); 426COND_SYSCALL(setgid16); 427COND_SYSCALL(setgroups16); 428COND_SYSCALL(setregid16); 429COND_SYSCALL(setresgid16); 430COND_SYSCALL(setresuid16); 431COND_SYSCALL(setreuid16); 432COND_SYSCALL(setuid16); 433