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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283#!/bin/sh# SPDX-License-Identifier: GPL-2.0## Check if current architecture are missing any function calls compared# to i386.# i386 define a number of legacy system calls that are i386 specific# and listed below so they are ignored.## Usage:# checksyscalls.sh gcc gcc-options#
set -e
reference_table="$(dirname $0)/../arch/x86/entry/syscalls/syscall_32.tbl"
ignore_list() {cat << EOF#include <asm/types.h>#include <asm/unistd.h>
/* *at */#define __IGNORE_open /* openat */#define __IGNORE_link /* linkat */#define __IGNORE_unlink /* unlinkat */#define __IGNORE_mknod /* mknodat */#define __IGNORE_chmod /* fchmodat */#define __IGNORE_chown /* fchownat */#define __IGNORE_mkdir /* mkdirat */#define __IGNORE_rmdir /* unlinkat */#define __IGNORE_lchown /* fchownat */#define __IGNORE_access /* faccessat */#define __IGNORE_rename /* renameat2 */#define __IGNORE_readlink /* readlinkat */#define __IGNORE_symlink /* symlinkat */#define __IGNORE_utimes /* futimesat */#define __IGNORE_stat /* fstatat */#define __IGNORE_lstat /* fstatat */#define __IGNORE_stat64 /* fstatat64 */#define __IGNORE_lstat64 /* fstatat64 */
#ifndef __ARCH_WANT_SET_GET_RLIMIT#define __IGNORE_getrlimit /* getrlimit */#define __IGNORE_setrlimit /* setrlimit */#endif
#ifndef __ARCH_WANT_MEMFD_SECRET#define __IGNORE_memfd_secret#endif
/* Missing flags argument */#define __IGNORE_renameat /* renameat2 */
/* CLOEXEC flag */#define __IGNORE_pipe /* pipe2 */#define __IGNORE_dup2 /* dup3 */#define __IGNORE_epoll_create /* epoll_create1 */#define __IGNORE_inotify_init /* inotify_init1 */#define __IGNORE_eventfd /* eventfd2 */#define __IGNORE_signalfd /* signalfd4 */
/* MMU */#ifndef CONFIG_MMU#define __IGNORE_madvise#define __IGNORE_mbind#define __IGNORE_mincore#define __IGNORE_mlock#define __IGNORE_mlockall#define __IGNORE_munlock#define __IGNORE_munlockall#define __IGNORE_mprotect#define __IGNORE_msync#define __IGNORE_migrate_pages#define __IGNORE_move_pages#define __IGNORE_remap_file_pages#define __IGNORE_get_mempolicy#define __IGNORE_set_mempolicy#define __IGNORE_swapoff#define __IGNORE_swapon#endif
/* System calls for 32-bit kernels only */#if BITS_PER_LONG == 64#define __IGNORE_sendfile64#define __IGNORE_ftruncate64#define __IGNORE_truncate64#define __IGNORE_stat64#define __IGNORE_lstat64#define __IGNORE_fcntl64#define __IGNORE_fadvise64_64#define __IGNORE_fstatfs64#define __IGNORE_statfs64#define __IGNORE_llseek#define __IGNORE_mmap2#define __IGNORE_clock_gettime64#define __IGNORE_clock_settime64#define __IGNORE_clock_adjtime64#define __IGNORE_clock_getres_time64#define __IGNORE_clock_nanosleep_time64#define __IGNORE_timer_gettime64#define __IGNORE_timer_settime64#define __IGNORE_timerfd_gettime64#define __IGNORE_timerfd_settime64#define __IGNORE_utimensat_time64#define __IGNORE_pselect6_time64#define __IGNORE_ppoll_time64#define __IGNORE_io_pgetevents_time64#define __IGNORE_recvmmsg_time64#define __IGNORE_mq_timedsend_time64#define __IGNORE_mq_timedreceive_time64#define __IGNORE_semtimedop_time64#define __IGNORE_rt_sigtimedwait_time64#define __IGNORE_futex_time64#define __IGNORE_sched_rr_get_interval_time64#else#define __IGNORE_sendfile#define __IGNORE_ftruncate#define __IGNORE_truncate#define __IGNORE_stat#define __IGNORE_lstat#define __IGNORE_fcntl#define __IGNORE_fadvise64#define __IGNORE_newfstatat#define __IGNORE_fstatfs#define __IGNORE_statfs#define __IGNORE_lseek#define __IGNORE_mmap#define __IGNORE_clock_gettime#define __IGNORE_clock_settime#define __IGNORE_clock_adjtime#define __IGNORE_clock_getres#define __IGNORE_clock_nanosleep#define __IGNORE_timer_gettime#define __IGNORE_timer_settime#define __IGNORE_timerfd_gettime#define __IGNORE_timerfd_settime#define __IGNORE_utimensat#define __IGNORE_pselect6#define __IGNORE_ppoll#define __IGNORE_io_pgetevents#define __IGNORE_recvmmsg#define __IGNORE_mq_timedsend#define __IGNORE_mq_timedreceive#define __IGNORE_semtimedop#define __IGNORE_rt_sigtimedwait#define __IGNORE_futex#define __IGNORE_sched_rr_get_interval#define __IGNORE_gettimeofday#define __IGNORE_settimeofday#define __IGNORE_wait4#define __IGNORE_adjtimex#define __IGNORE_nanosleep#define __IGNORE_io_getevents#define __IGNORE_recvmmsg#endif
/* i386-specific or historical system calls */#define __IGNORE_break#define __IGNORE_stty#define __IGNORE_gtty#define __IGNORE_ftime#define __IGNORE_prof#define __IGNORE_lock#define __IGNORE_mpx#define __IGNORE_ulimit#define __IGNORE_profil#define __IGNORE_ioperm#define __IGNORE_iopl#define __IGNORE_idle#define __IGNORE_modify_ldt#define __IGNORE_ugetrlimit#define __IGNORE_vm86#define __IGNORE_vm86old#define __IGNORE_set_thread_area#define __IGNORE_get_thread_area#define __IGNORE_madvise1#define __IGNORE_oldstat#define __IGNORE_oldfstat#define __IGNORE_oldlstat#define __IGNORE_oldolduname#define __IGNORE_olduname#define __IGNORE_umount#define __IGNORE_waitpid#define __IGNORE_stime#define __IGNORE_nice#define __IGNORE_signal#define __IGNORE_sigaction#define __IGNORE_sgetmask#define __IGNORE_sigsuspend#define __IGNORE_sigpending#define __IGNORE_ssetmask#define __IGNORE_readdir#define __IGNORE_socketcall#define __IGNORE_ipc#define __IGNORE_sigreturn#define __IGNORE_sigprocmask#define __IGNORE_bdflush#define __IGNORE__llseek#define __IGNORE__newselect#define __IGNORE_create_module#define __IGNORE_query_module#define __IGNORE_get_kernel_syms#define __IGNORE_sysfs#define __IGNORE_uselib#define __IGNORE__sysctl#define __IGNORE_arch_prctl#define __IGNORE_nfsservctl
/* ... including the "new" 32-bit uid syscalls */#define __IGNORE_lchown32#define __IGNORE_getuid32#define __IGNORE_getgid32#define __IGNORE_geteuid32#define __IGNORE_getegid32#define __IGNORE_setreuid32#define __IGNORE_setregid32#define __IGNORE_getgroups32#define __IGNORE_setgroups32#define __IGNORE_fchown32#define __IGNORE_setresuid32#define __IGNORE_getresuid32#define __IGNORE_setresgid32#define __IGNORE_getresgid32#define __IGNORE_chown32#define __IGNORE_setuid32#define __IGNORE_setgid32#define __IGNORE_setfsuid32#define __IGNORE_setfsgid32
/* these can be expressed using other calls */#define __IGNORE_alarm /* setitimer */#define __IGNORE_creat /* open */#define __IGNORE_fork /* clone */#define __IGNORE_futimesat /* utimensat */#define __IGNORE_getpgrp /* getpgid */#define __IGNORE_getdents /* getdents64 */#define __IGNORE_pause /* sigsuspend */#define __IGNORE_poll /* ppoll */#define __IGNORE_select /* pselect6 */#define __IGNORE_epoll_wait /* epoll_pwait */#define __IGNORE_time /* gettimeofday */#define __IGNORE_uname /* newuname */#define __IGNORE_ustat /* statfs */#define __IGNORE_utime /* utimes */#define __IGNORE_vfork /* clone */
/* sync_file_range had a stupid ABI. Allow sync_file_range2 instead */#ifdef __NR_sync_file_range2#define __IGNORE_sync_file_range#endif
/* Unmerged syscalls for AFS, STREAMS, etc. */#define __IGNORE_afs_syscall#define __IGNORE_getpmsg#define __IGNORE_putpmsg#define __IGNORE_vserver
/* 64-bit ports never needed these, and new 32-bit ports can use statx */#define __IGNORE_fstat64#define __IGNORE_fstatat64
/* Newer ports are not required to provide fstat in favor of statx */#define __IGNORE_fstatEOF}
syscall_list() { grep '^[0-9]' "$1" | sort -n | while read nr abi name entry ; do echo "#if !defined(__NR_${name}) && !defined(__IGNORE_${name})" echo "#warning syscall ${name} not implemented" echo "#endif" done}
(ignore_list && syscall_list ${reference_table}) | \$* -Wno-error -Wno-unused-macros -E -x c - > /dev/null
# For fixdepif [ -n "${DEPFILE}" ]; then echo "${0}: ${0} ${reference_table}" >> "${DEPFILE}"fi