text: // 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_time32);
  COND_SYSCALL_COMPAT(io_pgetevents);
  COND_SYSCALL(io_uring_setup);
  COND_SYSCALL(io_uring_enter);
  COND_SYSCALL(io_uring_register);
  
  /* 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);
  COND_SYSCALL(epoll_pwait2);
  COND_SYSCALL_COMPAT(epoll_pwait2);
  
  /* 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);
  COND_SYSCALL(quotactl_fd);
  
  /* 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(timerfd_settime32);
  COND_SYSCALL(timerfd_gettime);
  COND_SYSCALL(timerfd_gettime32);
  
  /* 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 */
  /* __ARCH_WANT_SYS_CLONE3 */
  COND_SYSCALL(clone3);
  
  /* kernel/futex/syscalls.c */
  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);
  
  /* 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/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(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);
  
  /* ipc/msg.c */
  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);
  
  /* ipc/sem.c */
  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);
  
  /* ipc/shm.c */
  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);
  
  /* 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);
  
  /* security/landlock/syscalls.c */
  COND_SYSCALL(landlock_create_ruleset);
  COND_SYSCALL(landlock_add_rule);
  COND_SYSCALL(landlock_restrict_self);
  
  /* 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(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(perf_event_open);
  COND_SYSCALL(accept4);
  COND_SYSCALL(recvmmsg);
  COND_SYSCALL(recvmmsg_time32);
  COND_SYSCALL_COMPAT(recvmmsg_time32);
  COND_SYSCALL_COMPAT(recvmmsg_time64);
  
  /*
   * 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);
  
  /* 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);
  