// SPDX-License-Identifier: GPL-2.0 #include <linux/linkage.h> #include <linux/errno.h> #include <asm/unistd.h> #ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER /* Architectures may override COND_SYSCALL and COND_SYSCALL_COMPAT */ #include <asm/syscall_wrapper.h> #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */ /* we can't #include <linux/syscalls.h> here, but tell gcc to not warn with -Wmissing-prototypes */ asmlinkage long sys_ni_syscall(void); /* * Non-implemented system calls get redirected here. */ asmlinkage long sys_ni_syscall(void) { return -ENOSYS; } #ifndef COND_SYSCALL #define COND_SYSCALL(name) cond_syscall(sys_##name) #endif /* COND_SYSCALL */ #ifndef COND_SYSCALL_COMPAT #define COND_SYSCALL_COMPAT(name) cond_syscall(compat_sys_##name) #endif /* COND_SYSCALL_COMPAT */ /* * This list is kept in the same order as include/uapi/asm-generic/unistd.h. * Architecture specific entries go below, followed by deprecated or obsolete * system calls. */ COND_SYSCALL(io_setup); COND_SYSCALL_COMPAT(io_setup); COND_SYSCALL(io_destroy); COND_SYSCALL(io_submit); COND_SYSCALL_COMPAT(io_submit); COND_SYSCALL(io_cancel); COND_SYSCALL(io_getevents_time32); COND_SYSCALL(io_getevents); COND_SYSCALL(io_pgetevents_time32); COND_SYSCALL(io_pgetevents); COND_SYSCALL_COMPAT(io_pgetevents); COND_SYSCALL_COMPAT(io_pgetevents_time64); COND_SYSCALL(io_uring_setup); COND_SYSCALL(io_uring_enter); COND_SYSCALL(io_uring_register); COND_SYSCALL(eventfd2); COND_SYSCALL(epoll_create1); COND_SYSCALL(epoll_ctl); COND_SYSCALL(epoll_pwait); COND_SYSCALL_COMPAT(epoll_pwait); COND_SYSCALL(epoll_pwait2); COND_SYSCALL_COMPAT(epoll_pwait2); COND_SYSCALL(inotify_init1); COND_SYSCALL(inotify_add_watch); COND_SYSCALL(inotify_rm_watch); COND_SYSCALL(ioprio_set); COND_SYSCALL(ioprio_get); COND_SYSCALL(flock); COND_SYSCALL(quotactl); COND_SYSCALL(quotactl_fd); COND_SYSCALL(signalfd4); COND_SYSCALL_COMPAT(signalfd4); COND_SYSCALL(timerfd_create); COND_SYSCALL(timerfd_settime); COND_SYSCALL(timerfd_settime32); COND_SYSCALL(timerfd_gettime); COND_SYSCALL(timerfd_gettime32); COND_SYSCALL(acct); COND_SYSCALL(capget); COND_SYSCALL(capset); COND_SYSCALL(futex); COND_SYSCALL(futex_time32); COND_SYSCALL(set_robust_list); COND_SYSCALL_COMPAT(set_robust_list); COND_SYSCALL(get_robust_list); COND_SYSCALL_COMPAT(get_robust_list); COND_SYSCALL(futex_waitv); COND_SYSCALL(futex_wake); COND_SYSCALL(futex_wait); COND_SYSCALL(futex_requeue); COND_SYSCALL(kexec_load); COND_SYSCALL_COMPAT(kexec_load); COND_SYSCALL(init_module); COND_SYSCALL(delete_module); COND_SYSCALL(syslog); COND_SYSCALL(setregid); COND_SYSCALL(setgid); COND_SYSCALL(setreuid); COND_SYSCALL(setuid); COND_SYSCALL(setresuid); COND_SYSCALL(getresuid); COND_SYSCALL(setresgid); COND_SYSCALL(getresgid); COND_SYSCALL(setfsuid); COND_SYSCALL(setfsgid); COND_SYSCALL(setgroups); COND_SYSCALL(getgroups); COND_SYSCALL(mq_open); COND_SYSCALL_COMPAT(mq_open); COND_SYSCALL(mq_unlink); COND_SYSCALL(mq_timedsend); COND_SYSCALL(mq_timedsend_time32); COND_SYSCALL(mq_timedreceive); COND_SYSCALL(mq_timedreceive_time32); COND_SYSCALL(mq_notify); COND_SYSCALL_COMPAT(mq_notify); COND_SYSCALL(mq_getsetattr); COND_SYSCALL_COMPAT(mq_getsetattr); COND_SYSCALL(msgget); COND_SYSCALL(old_msgctl); COND_SYSCALL(msgctl); COND_SYSCALL_COMPAT(msgctl); COND_SYSCALL_COMPAT(old_msgctl); COND_SYSCALL(msgrcv); COND_SYSCALL_COMPAT(msgrcv); COND_SYSCALL(msgsnd); COND_SYSCALL_COMPAT(msgsnd); COND_SYSCALL(semget); COND_SYSCALL(old_semctl); COND_SYSCALL(semctl); COND_SYSCALL_COMPAT(semctl); COND_SYSCALL_COMPAT(old_semctl); COND_SYSCALL(semtimedop); COND_SYSCALL(semtimedop_time32); COND_SYSCALL(semop); COND_SYSCALL(shmget); COND_SYSCALL(old_shmctl); COND_SYSCALL(shmctl); COND_SYSCALL_COMPAT(shmctl); COND_SYSCALL_COMPAT(old_shmctl); COND_SYSCALL(shmat); COND_SYSCALL_COMPAT(shmat); COND_SYSCALL(shmdt); COND_SYSCALL(socket); COND_SYSCALL(socketpair); COND_SYSCALL(bind); COND_SYSCALL(listen); COND_SYSCALL(accept); COND_SYSCALL(connect); COND_SYSCALL(getsockname); COND_SYSCALL(getpeername); COND_SYSCALL(setsockopt); COND_SYSCALL_COMPAT(setsockopt); COND_SYSCALL(getsockopt); COND_SYSCALL_COMPAT(getsockopt); COND_SYSCALL(sendto); COND_SYSCALL(shutdown); COND_SYSCALL(recvfrom); COND_SYSCALL_COMPAT(recvfrom); COND_SYSCALL(sendmsg); COND_SYSCALL_COMPAT(sendmsg); COND_SYSCALL(recvmsg); COND_SYSCALL_COMPAT(recvmsg); COND_SYSCALL(mremap); COND_SYSCALL(add_key); COND_SYSCALL(request_key); COND_SYSCALL(keyctl); COND_SYSCALL_COMPAT(keyctl); COND_SYSCALL(landlock_create_ruleset); COND_SYSCALL(landlock_add_rule); COND_SYSCALL(landlock_restrict_self); COND_SYSCALL(fadvise64_64); COND_SYSCALL_COMPAT(fadvise64_64); COND_SYSCALL(lsm_get_self_attr); COND_SYSCALL(lsm_set_self_attr); COND_SYSCALL(lsm_list_modules); /* CONFIG_MMU only */ COND_SYSCALL(swapon); COND_SYSCALL(swapoff); COND_SYSCALL(mprotect); COND_SYSCALL(msync); COND_SYSCALL(mlock); COND_SYSCALL(munlock); COND_SYSCALL(mlockall); COND_SYSCALL(munlockall); COND_SYSCALL(mincore); COND_SYSCALL(madvise); COND_SYSCALL(process_madvise); COND_SYSCALL(process_mrelease); COND_SYSCALL(remap_file_pages); COND_SYSCALL(mbind); COND_SYSCALL(get_mempolicy); COND_SYSCALL(set_mempolicy); COND_SYSCALL(migrate_pages); COND_SYSCALL(move_pages); COND_SYSCALL(set_mempolicy_home_node); COND_SYSCALL(cachestat); COND_SYSCALL(mseal); COND_SYSCALL(perf_event_open); COND_SYSCALL(accept4); COND_SYSCALL(recvmmsg); COND_SYSCALL(recvmmsg_time32); COND_SYSCALL_COMPAT(recvmmsg_time32); COND_SYSCALL_COMPAT(recvmmsg_time64); /* Posix timer syscalls may be configured out */ COND_SYSCALL(timer_create); COND_SYSCALL(timer_gettime); COND_SYSCALL(timer_getoverrun); COND_SYSCALL(timer_settime); COND_SYSCALL(timer_delete); COND_SYSCALL(clock_adjtime); COND_SYSCALL(getitimer); COND_SYSCALL(setitimer); COND_SYSCALL(alarm); COND_SYSCALL_COMPAT(timer_create); COND_SYSCALL_COMPAT(getitimer); COND_SYSCALL_COMPAT(setitimer); /* * Architecture specific syscalls: see further below */ /* fanotify */ COND_SYSCALL(fanotify_init); COND_SYSCALL(fanotify_mark); /* open by handle */ COND_SYSCALL(name_to_handle_at); COND_SYSCALL(open_by_handle_at); COND_SYSCALL_COMPAT(open_by_handle_at); COND_SYSCALL(sendmmsg); COND_SYSCALL_COMPAT(sendmmsg); COND_SYSCALL(process_vm_readv); COND_SYSCALL_COMPAT(process_vm_readv); COND_SYSCALL(process_vm_writev); COND_SYSCALL_COMPAT(process_vm_writev); /* compare kernel pointers */ COND_SYSCALL(kcmp); COND_SYSCALL(finit_module); /* operate on Secure Computing state */ COND_SYSCALL(seccomp); COND_SYSCALL(memfd_create); /* access BPF programs and maps */ COND_SYSCALL(bpf); /* execveat */ COND_SYSCALL(execveat); COND_SYSCALL(userfaultfd); /* membarrier */ COND_SYSCALL(membarrier); COND_SYSCALL(mlock2); COND_SYSCALL(copy_file_range); /* memory protection keys */ COND_SYSCALL(pkey_mprotect); COND_SYSCALL(pkey_alloc); COND_SYSCALL(pkey_free); /* memfd_secret */ COND_SYSCALL(memfd_secret); /* * Architecture specific weak syscall entries. */ /* pciconfig: alpha, arm, arm64, ia64, sparc */ COND_SYSCALL(pciconfig_read); COND_SYSCALL(pciconfig_write); COND_SYSCALL(pciconfig_iobase); /* sys_socketcall: arm, mips, x86, ... */ COND_SYSCALL(socketcall); COND_SYSCALL_COMPAT(socketcall); /* compat syscalls for arm64, x86, ... */ COND_SYSCALL_COMPAT(fanotify_mark); /* x86 */ COND_SYSCALL(vm86old); COND_SYSCALL(modify_ldt); COND_SYSCALL(vm86); COND_SYSCALL(kexec_file_load); COND_SYSCALL(map_shadow_stack); /* s390 */ COND_SYSCALL(s390_pci_mmio_read); COND_SYSCALL(s390_pci_mmio_write); COND_SYSCALL(s390_ipc); COND_SYSCALL_COMPAT(s390_ipc); /* powerpc */ COND_SYSCALL(rtas); COND_SYSCALL(spu_run); COND_SYSCALL(spu_create); COND_SYSCALL(subpage_prot); /* * Deprecated system calls which are still defined in * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch */ /* __ARCH_WANT_SYSCALL_NO_FLAGS */ COND_SYSCALL(epoll_create); COND_SYSCALL(inotify_init); COND_SYSCALL(eventfd); COND_SYSCALL(signalfd); COND_SYSCALL_COMPAT(signalfd); /* __ARCH_WANT_SYSCALL_OFF_T */ COND_SYSCALL(fadvise64); /* __ARCH_WANT_SYSCALL_DEPRECATED */ COND_SYSCALL(epoll_wait); COND_SYSCALL(recv); COND_SYSCALL_COMPAT(recv); COND_SYSCALL(send); COND_SYSCALL(uselib); /* optional: time32 */ COND_SYSCALL(time32); COND_SYSCALL(stime32); COND_SYSCALL(utime32); COND_SYSCALL(adjtimex_time32); COND_SYSCALL(sched_rr_get_interval_time32); COND_SYSCALL(nanosleep_time32); COND_SYSCALL(rt_sigtimedwait_time32); COND_SYSCALL_COMPAT(rt_sigtimedwait_time32); COND_SYSCALL(timer_settime32); COND_SYSCALL(timer_gettime32); COND_SYSCALL(clock_settime32); COND_SYSCALL(clock_gettime32); COND_SYSCALL(clock_getres_time32); COND_SYSCALL(clock_nanosleep_time32); COND_SYSCALL(utimes_time32); COND_SYSCALL(futimesat_time32); COND_SYSCALL(pselect6_time32); COND_SYSCALL_COMPAT(pselect6_time32); COND_SYSCALL(ppoll_time32); COND_SYSCALL_COMPAT(ppoll_time32); COND_SYSCALL(utimensat_time32); COND_SYSCALL(clock_adjtime32); /* * The syscalls below are not found in include/uapi/asm-generic/unistd.h */ /* obsolete: SGETMASK_SYSCALL */ COND_SYSCALL(sgetmask); COND_SYSCALL(ssetmask); /* obsolete: SYSFS_SYSCALL */ COND_SYSCALL(sysfs); /* obsolete: __ARCH_WANT_SYS_IPC */ COND_SYSCALL(ipc); COND_SYSCALL_COMPAT(ipc); /* obsolete: UID16 */ COND_SYSCALL(chown16); COND_SYSCALL(fchown16); COND_SYSCALL(getegid16); COND_SYSCALL(geteuid16); COND_SYSCALL(getgid16); COND_SYSCALL(getgroups16); COND_SYSCALL(getresgid16); COND_SYSCALL(getresuid16); COND_SYSCALL(getuid16); COND_SYSCALL(lchown16); COND_SYSCALL(setfsgid16); COND_SYSCALL(setfsuid16); COND_SYSCALL(setgid16); COND_SYSCALL(setgroups16); COND_SYSCALL(setregid16); COND_SYSCALL(setresgid16); COND_SYSCALL(setresuid16); COND_SYSCALL(setreuid16); COND_SYSCALL(setuid16); /* restartable sequence */ COND_SYSCALL(rseq); COND_SYSCALL(uretprobe);