// 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); COND_SYSCALL(io_pgetevents); COND_SYSCALL_COMPAT(io_getevents); COND_SYSCALL_COMPAT(io_pgetevents); /* fs/xattr.c */ /* fs/dcache.c */ /* fs/cookies.c */ COND_SYSCALL(lookup_dcookie); COND_SYSCALL_COMPAT(lookup_dcookie); /* fs/eventfd.c */ COND_SYSCALL(eventfd2); /* fs/eventfd.c */ COND_SYSCALL(epoll_create1); COND_SYSCALL(epoll_ctl); COND_SYSCALL(epoll_pwait); COND_SYSCALL_COMPAT(epoll_pwait); /* fs/fcntl.c */ /* fs/inotify_user.c */ COND_SYSCALL(inotify_init1); COND_SYSCALL(inotify_add_watch); COND_SYSCALL(inotify_rm_watch); /* fs/ioctl.c */ /* fs/ioprio.c */ COND_SYSCALL(ioprio_set); COND_SYSCALL(ioprio_get); /* fs/locks.c */ COND_SYSCALL(flock); /* fs/namei.c */ /* fs/namespace.c */ /* fs/nfsctl.c */ /* fs/open.c */ /* fs/pipe.c */ /* fs/quota.c */ COND_SYSCALL(quotactl); /* fs/readdir.c */ /* fs/read_write.c */ /* fs/sendfile.c */ /* fs/select.c */ /* fs/signalfd.c */ COND_SYSCALL(signalfd4); COND_SYSCALL_COMPAT(signalfd4); /* fs/splice.c */ /* fs/stat.c */ /* fs/sync.c */ /* fs/timerfd.c */ COND_SYSCALL(timerfd_create); COND_SYSCALL(timerfd_settime); COND_SYSCALL_COMPAT(timerfd_settime); COND_SYSCALL(timerfd_gettime); COND_SYSCALL_COMPAT(timerfd_gettime); /* fs/utimes.c */ /* kernel/acct.c */ COND_SYSCALL(acct); /* kernel/capability.c */ COND_SYSCALL(capget); COND_SYSCALL(capset); /* kernel/exec_domain.c */ /* kernel/exit.c */ /* kernel/fork.c */ /* kernel/futex.c */ COND_SYSCALL(futex); COND_SYSCALL_COMPAT(futex); COND_SYSCALL(set_robust_list); COND_SYSCALL_COMPAT(set_robust_list); COND_SYSCALL(get_robust_list); COND_SYSCALL_COMPAT(get_robust_list); /* kernel/hrtimer.c */ /* kernel/itimer.c */ /* kernel/kexec.c */ COND_SYSCALL(kexec_load); COND_SYSCALL_COMPAT(kexec_load); /* kernel/module.c */ COND_SYSCALL(init_module); COND_SYSCALL(delete_module); /* kernel/posix-timers.c */ /* kernel/printk.c */ COND_SYSCALL(syslog); /* kernel/ptrace.c */ /* kernel/sched/core.c */ /* kernel/signal.c */ /* kernel/sys.c */ 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); /* kernel/time.c */ /* kernel/timer.c */ /* ipc/mqueue.c */ COND_SYSCALL(mq_open); COND_SYSCALL_COMPAT(mq_open); COND_SYSCALL(mq_unlink); COND_SYSCALL(mq_timedsend); COND_SYSCALL_COMPAT(mq_timedsend); COND_SYSCALL(mq_timedreceive); COND_SYSCALL_COMPAT(mq_timedreceive); COND_SYSCALL(mq_notify); COND_SYSCALL_COMPAT(mq_notify); COND_SYSCALL(mq_getsetattr); COND_SYSCALL_COMPAT(mq_getsetattr); /* ipc/msg.c */ COND_SYSCALL(msgget); COND_SYSCALL(msgctl); COND_SYSCALL_COMPAT(msgctl); COND_SYSCALL(msgrcv); COND_SYSCALL_COMPAT(msgrcv); COND_SYSCALL(msgsnd); COND_SYSCALL_COMPAT(msgsnd); /* ipc/sem.c */ COND_SYSCALL(semget); COND_SYSCALL(semctl); COND_SYSCALL_COMPAT(semctl); COND_SYSCALL(semtimedop); COND_SYSCALL_COMPAT(semtimedop); COND_SYSCALL(semop); /* ipc/shm.c */ COND_SYSCALL(shmget); COND_SYSCALL(shmctl); COND_SYSCALL_COMPAT(shmctl); COND_SYSCALL(shmat); COND_SYSCALL_COMPAT(shmat); COND_SYSCALL(shmdt); /* net/socket.c */ 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); /* mm/filemap.c */ /* mm/nommu.c, also with MMU */ COND_SYSCALL(mremap); /* security/keys/keyctl.c */ COND_SYSCALL(add_key); COND_SYSCALL(request_key); COND_SYSCALL(keyctl); COND_SYSCALL_COMPAT(keyctl); /* arch/example/kernel/sys_example.c */ /* mm/fadvise.c */ COND_SYSCALL(fadvise64_64); /* mm/, 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(remap_file_pages); COND_SYSCALL(mbind); COND_SYSCALL_COMPAT(mbind); COND_SYSCALL(get_mempolicy); COND_SYSCALL_COMPAT(get_mempolicy); COND_SYSCALL(set_mempolicy); COND_SYSCALL_COMPAT(set_mempolicy); COND_SYSCALL(migrate_pages); COND_SYSCALL_COMPAT(migrate_pages); COND_SYSCALL(move_pages); COND_SYSCALL_COMPAT(move_pages); COND_SYSCALL(perf_event_open); COND_SYSCALL(accept4); COND_SYSCALL(recvmmsg); COND_SYSCALL_COMPAT(recvmmsg); /* * 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); /* * 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(sysctl); COND_SYSCALL_COMPAT(fanotify_mark); /* x86 */ COND_SYSCALL(vm86old); COND_SYSCALL(modify_ldt); COND_SYSCALL_COMPAT(quotactl32); COND_SYSCALL(vm86); COND_SYSCALL(kexec_file_load); /* s390 */ COND_SYSCALL(s390_pci_mmio_read); COND_SYSCALL(s390_pci_mmio_write); 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(bdflush); COND_SYSCALL(uselib); /* * 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);