URL
https://opencores.org/ocsvn/or1k/or1k/trunk
Subversion Repositories or1k
[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-x86_64/] [unistd.h] - Rev 1275
Go to most recent revision | Compare with Previous | Blame | View Log
#ifndef _ASM_X86_64_UNISTD_H_ #define _ASM_X86_64_UNISTD_H_ #ifndef __SYSCALL #define __SYSCALL(a,b) #endif /* * This file contains the system call numbers. * * Note: holes are not allowed. */ /* at least 8 syscall per cacheline */ #define __NR_read 0 __SYSCALL(__NR_read, sys_read) #define __NR_write 1 __SYSCALL(__NR_write, sys_write) #define __NR_open 2 __SYSCALL(__NR_open, sys_open) #define __NR_close 3 __SYSCALL(__NR_close, sys_close) #define __NR_stat 4 __SYSCALL(__NR_stat, sys_newstat) #define __NR_fstat 5 __SYSCALL(__NR_fstat, sys_newfstat) #define __NR_lstat 6 __SYSCALL(__NR_lstat, sys_newlstat) #define __NR_poll 7 __SYSCALL(__NR_poll, sys_poll) #define __NR_lseek 8 __SYSCALL(__NR_lseek, sys_lseek) #define __NR_mmap 9 __SYSCALL(__NR_mmap, sys_mmap) #define __NR_mprotect 10 __SYSCALL(__NR_mprotect, sys_mprotect) #define __NR_munmap 11 __SYSCALL(__NR_munmap, sys_munmap) #define __NR_brk 12 __SYSCALL(__NR_brk, sys_brk) #define __NR_rt_sigaction 13 __SYSCALL(__NR_rt_sigaction, sys_rt_sigaction) #define __NR_rt_sigprocmask 14 __SYSCALL(__NR_rt_sigprocmask, sys_rt_sigprocmask) #define __NR_rt_sigreturn 15 __SYSCALL(__NR_rt_sigreturn, stub_rt_sigreturn) #define __NR_ioctl 16 __SYSCALL(__NR_ioctl, sys_ioctl) #define __NR_pread 17 __SYSCALL(__NR_pread, sys_pread) #define __NR_pwrite 18 __SYSCALL(__NR_pwrite, sys_pwrite) #define __NR_readv 19 __SYSCALL(__NR_readv, sys_readv) #define __NR_writev 20 __SYSCALL(__NR_writev, sys_writev) #define __NR_access 21 __SYSCALL(__NR_access, sys_access) #define __NR_pipe 22 __SYSCALL(__NR_pipe, sys_pipe) #define __NR_select 23 __SYSCALL(__NR_select, sys_select) #define __NR_sched_yield 24 __SYSCALL(__NR_sched_yield, sys_sched_yield) #define __NR_mremap 25 __SYSCALL(__NR_mremap, sys_mremap) #define __NR_msync 26 __SYSCALL(__NR_msync, sys_msync) #define __NR_mincore 27 __SYSCALL(__NR_mincore, sys_mincore) #define __NR_madvise 28 __SYSCALL(__NR_madvise, sys_madvise) #define __NR_shmget 29 __SYSCALL(__NR_shmget, sys_shmget) #define __NR_shmat 30 __SYSCALL(__NR_shmat, wrap_sys_shmat) #define __NR_shmctl 31 __SYSCALL(__NR_shmctl, sys_shmctl) #define __NR_dup 32 __SYSCALL(__NR_dup, sys_dup) #define __NR_dup2 33 __SYSCALL(__NR_dup2, sys_dup2) #define __NR_pause 34 __SYSCALL(__NR_pause, sys_pause) #define __NR_nanosleep 35 __SYSCALL(__NR_nanosleep, sys_nanosleep) #define __NR_getitimer 36 __SYSCALL(__NR_getitimer, sys_getitimer) #define __NR_alarm 37 __SYSCALL(__NR_alarm, sys_alarm) #define __NR_setitimer 38 __SYSCALL(__NR_setitimer, sys_setitimer) #define __NR_getpid 39 __SYSCALL(__NR_getpid, sys_getpid) #define __NR_sendfile 40 __SYSCALL(__NR_sendfile, sys_sendfile) #define __NR_socket 41 __SYSCALL(__NR_socket, sys_socket) #define __NR_connect 42 __SYSCALL(__NR_connect, sys_connect) #define __NR_accept 43 __SYSCALL(__NR_accept, sys_accept) #define __NR_sendto 44 __SYSCALL(__NR_sendto, sys_sendto) #define __NR_recvfrom 45 __SYSCALL(__NR_recvfrom, sys_recvfrom) #define __NR_sendmsg 46 __SYSCALL(__NR_sendmsg, sys_sendmsg) #define __NR_recvmsg 47 __SYSCALL(__NR_recvmsg, sys_recvmsg) #define __NR_shutdown 48 __SYSCALL(__NR_shutdown, sys_shutdown) #define __NR_bind 49 __SYSCALL(__NR_bind, sys_bind) #define __NR_listen 50 __SYSCALL(__NR_listen, sys_listen) #define __NR_getsockname 51 __SYSCALL(__NR_getsockname, sys_getsockname) #define __NR_getpeername 52 __SYSCALL(__NR_getpeername, sys_getpeername) #define __NR_socketpair 53 __SYSCALL(__NR_socketpair, sys_socketpair) #define __NR_setsockopt 54 __SYSCALL(__NR_setsockopt, sys_setsockopt) #define __NR_getsockopt 55 __SYSCALL(__NR_getsockopt, sys_getsockopt) #define __NR_clone 56 __SYSCALL(__NR_clone, stub_clone) #define __NR_fork 57 __SYSCALL(__NR_fork, stub_fork) #define __NR_vfork 58 __SYSCALL(__NR_vfork, stub_vfork) #define __NR_execve 59 __SYSCALL(__NR_execve, stub_execve) #define __NR_exit 60 __SYSCALL(__NR_exit, sys_exit) #define __NR_wait4 61 __SYSCALL(__NR_wait4, sys_wait4) #define __NR_kill 62 __SYSCALL(__NR_kill, sys_kill) #define __NR_uname 63 __SYSCALL(__NR_uname, sys_uname) #define __NR_semget 64 __SYSCALL(__NR_semget, sys_semget) #define __NR_semop 65 __SYSCALL(__NR_semop, sys_semop) #define __NR_semctl 66 __SYSCALL(__NR_semctl, sys_semctl) #define __NR_shmdt 67 __SYSCALL(__NR_shmdt, sys_shmdt) #define __NR_msgget 68 __SYSCALL(__NR_msgget, sys_msgget) #define __NR_msgsnd 69 __SYSCALL(__NR_msgsnd, sys_msgsnd) #define __NR_msgrcv 70 __SYSCALL(__NR_msgrcv, sys_msgrcv) #define __NR_msgctl 71 __SYSCALL(__NR_msgctl, sys_msgctl) #define __NR_fcntl 72 __SYSCALL(__NR_fcntl, sys_fcntl) #define __NR_flock 73 __SYSCALL(__NR_flock, sys_flock) #define __NR_fsync 74 __SYSCALL(__NR_fsync, sys_fsync) #define __NR_fdatasync 75 __SYSCALL(__NR_fdatasync, sys_fdatasync) #define __NR_truncate 76 __SYSCALL(__NR_truncate, sys_truncate) #define __NR_ftruncate 77 __SYSCALL(__NR_ftruncate, sys_ftruncate) #define __NR_getdents 78 __SYSCALL(__NR_getdents, sys_getdents) #define __NR_getcwd 79 __SYSCALL(__NR_getcwd, sys_getcwd) #define __NR_chdir 80 __SYSCALL(__NR_chdir, sys_chdir) #define __NR_fchdir 81 __SYSCALL(__NR_fchdir, sys_fchdir) #define __NR_rename 82 __SYSCALL(__NR_rename, sys_rename) #define __NR_mkdir 83 __SYSCALL(__NR_mkdir, sys_mkdir) #define __NR_rmdir 84 __SYSCALL(__NR_rmdir, sys_rmdir) #define __NR_creat 85 __SYSCALL(__NR_creat, sys_creat) #define __NR_link 86 __SYSCALL(__NR_link, sys_link) #define __NR_unlink 87 __SYSCALL(__NR_unlink, sys_unlink) #define __NR_symlink 88 __SYSCALL(__NR_symlink, sys_symlink) #define __NR_readlink 89 __SYSCALL(__NR_readlink, sys_readlink) #define __NR_chmod 90 __SYSCALL(__NR_chmod, sys_chmod) #define __NR_fchmod 91 __SYSCALL(__NR_fchmod, sys_fchmod) #define __NR_chown 92 __SYSCALL(__NR_chown, sys_chown) #define __NR_fchown 93 __SYSCALL(__NR_fchown, sys_fchown) #define __NR_lchown 94 __SYSCALL(__NR_lchown, sys_lchown) #define __NR_umask 95 __SYSCALL(__NR_umask, sys_umask) #define __NR_gettimeofday 96 __SYSCALL(__NR_gettimeofday, sys_gettimeofday) #define __NR_getrlimit 97 __SYSCALL(__NR_getrlimit, sys_getrlimit) #define __NR_getrusage 98 __SYSCALL(__NR_getrusage, sys_getrusage) #define __NR_sysinfo 99 __SYSCALL(__NR_sysinfo, sys_sysinfo) #define __NR_times 100 __SYSCALL(__NR_times, sys_times) #define __NR_ptrace 101 __SYSCALL(__NR_ptrace, sys_ptrace) #define __NR_getuid 102 __SYSCALL(__NR_getuid, sys_getuid) #define __NR_syslog 103 __SYSCALL(__NR_syslog, sys_syslog) /* at the very end the stuff that never runs during the benchmarks */ #define __NR_getgid 104 __SYSCALL(__NR_getgid, sys_getgid) #define __NR_setuid 105 __SYSCALL(__NR_setuid, sys_setuid) #define __NR_setgid 106 __SYSCALL(__NR_setgid, sys_setgid) #define __NR_geteuid 107 __SYSCALL(__NR_geteuid, sys_geteuid) #define __NR_getegid 108 __SYSCALL(__NR_getegid, sys_getegid) #define __NR_setpgid 109 __SYSCALL(__NR_setpgid, sys_setpgid) #define __NR_getppid 110 __SYSCALL(__NR_getppid, sys_getppid) #define __NR_getpgrp 111 __SYSCALL(__NR_getpgrp, sys_getpgrp) #define __NR_setsid 112 __SYSCALL(__NR_setsid, sys_setsid) #define __NR_setreuid 113 __SYSCALL(__NR_setreuid, sys_setreuid) #define __NR_setregid 114 __SYSCALL(__NR_setregid, sys_setregid) #define __NR_getgroups 115 __SYSCALL(__NR_getgroups, sys_getgroups) #define __NR_setgroups 116 __SYSCALL(__NR_setgroups, sys_setgroups) #define __NR_setresuid 117 __SYSCALL(__NR_setresuid, sys_setresuid) #define __NR_getresuid 118 __SYSCALL(__NR_getresuid, sys_getresuid) #define __NR_setresgid 119 __SYSCALL(__NR_setresgid, sys_setresgid) #define __NR_getresgid 120 __SYSCALL(__NR_getresgid, sys_getresgid) #define __NR_getpgid 121 __SYSCALL(__NR_getpgid, sys_getpgid) #define __NR_setfsuid 122 __SYSCALL(__NR_setfsuid, sys_setfsuid) #define __NR_setfsgid 123 __SYSCALL(__NR_setfsgid, sys_setfsgid) #define __NR_getsid 124 __SYSCALL(__NR_getsid, sys_getsid) #define __NR_capget 125 __SYSCALL(__NR_capget, sys_capget) #define __NR_capset 126 __SYSCALL(__NR_capset, sys_capset) #define __NR_rt_sigpending 127 __SYSCALL(__NR_rt_sigpending, sys_rt_sigpending) #define __NR_rt_sigtimedwait 128 __SYSCALL(__NR_rt_sigtimedwait, sys_rt_sigtimedwait) #define __NR_rt_sigqueueinfo 129 __SYSCALL(__NR_rt_sigqueueinfo, sys_rt_sigqueueinfo) #define __NR_rt_sigsuspend 130 __SYSCALL(__NR_rt_sigsuspend, stub_rt_sigsuspend) #define __NR_sigaltstack 131 __SYSCALL(__NR_sigaltstack, stub_sigaltstack) #define __NR_utime 132 __SYSCALL(__NR_utime, sys_utime) #define __NR_mknod 133 __SYSCALL(__NR_mknod, sys_mknod) #define __NR_uselib 134 __SYSCALL(__NR_uselib, sys_uselib) #define __NR_personality 135 __SYSCALL(__NR_personality, sys_personality) #define __NR_ustat 136 __SYSCALL(__NR_ustat, sys_ustat) #define __NR_statfs 137 __SYSCALL(__NR_statfs, sys_statfs) #define __NR_fstatfs 138 __SYSCALL(__NR_fstatfs, sys_fstatfs) #define __NR_sysfs 139 __SYSCALL(__NR_sysfs, sys_sysfs) #define __NR_getpriority 140 __SYSCALL(__NR_getpriority, sys_getpriority) #define __NR_setpriority 141 __SYSCALL(__NR_setpriority, sys_setpriority) #define __NR_sched_setparam 142 __SYSCALL(__NR_sched_setparam, sys_sched_setparam) #define __NR_sched_getparam 143 __SYSCALL(__NR_sched_getparam, sys_sched_getparam) #define __NR_sched_setscheduler 144 __SYSCALL(__NR_sched_setscheduler, sys_sched_setscheduler) #define __NR_sched_getscheduler 145 __SYSCALL(__NR_sched_getscheduler, sys_sched_getscheduler) #define __NR_sched_get_priority_max 146 __SYSCALL(__NR_sched_get_priority_max, sys_sched_get_priority_max) #define __NR_sched_get_priority_min 147 __SYSCALL(__NR_sched_get_priority_min, sys_sched_get_priority_min) #define __NR_sched_rr_get_interval 148 __SYSCALL(__NR_sched_rr_get_interval, sys_sched_rr_get_interval) #define __NR_mlock 149 __SYSCALL(__NR_mlock, sys_mlock) #define __NR_munlock 150 __SYSCALL(__NR_munlock, sys_munlock) #define __NR_mlockall 151 __SYSCALL(__NR_mlockall, sys_mlockall) #define __NR_munlockall 152 __SYSCALL(__NR_munlockall, sys_munlockall) #define __NR_vhangup 153 __SYSCALL(__NR_vhangup, sys_vhangup) #define __NR_modify_ldt 154 __SYSCALL(__NR_modify_ldt, sys_modify_ldt) #define __NR_pivot_root 155 __SYSCALL(__NR_pivot_root, sys_pivot_root) #define __NR__sysctl 156 __SYSCALL(__NR__sysctl, sys_sysctl) #define __NR_prctl 157 __SYSCALL(__NR_prctl, sys_prctl) #define __NR_arch_prctl 158 __SYSCALL(__NR_arch_prctl, sys_arch_prctl) #define __NR_adjtimex 159 __SYSCALL(__NR_adjtimex, sys_adjtimex) #define __NR_setrlimit 160 __SYSCALL(__NR_setrlimit, sys_setrlimit) #define __NR_chroot 161 __SYSCALL(__NR_chroot, sys_chroot) #define __NR_sync 162 __SYSCALL(__NR_sync, sys_sync) #define __NR_acct 163 __SYSCALL(__NR_acct, sys_acct) #define __NR_settimeofday 164 __SYSCALL(__NR_settimeofday, sys_settimeofday) #define __NR_mount 165 __SYSCALL(__NR_mount, sys_mount) #define __NR_umount2 166 __SYSCALL(__NR_umount2, sys_umount) #define __NR_swapon 167 __SYSCALL(__NR_swapon, sys_swapon) #define __NR_swapoff 168 __SYSCALL(__NR_swapoff, sys_swapoff) #define __NR_reboot 169 __SYSCALL(__NR_reboot, sys_reboot) #define __NR_sethostname 170 __SYSCALL(__NR_sethostname, sys_sethostname) #define __NR_setdomainname 171 __SYSCALL(__NR_setdomainname, sys_setdomainname) #define __NR_iopl 172 __SYSCALL(__NR_iopl, stub_iopl) #define __NR_ioperm 173 __SYSCALL(__NR_ioperm, sys_ioperm) #define __NR_create_module 174 __SYSCALL(__NR_create_module, sys_create_module) #define __NR_init_module 175 __SYSCALL(__NR_init_module, sys_init_module) #define __NR_delete_module 176 __SYSCALL(__NR_delete_module, sys_delete_module) #define __NR_get_kernel_syms 177 __SYSCALL(__NR_get_kernel_syms, sys_get_kernel_syms) #define __NR_query_module 178 __SYSCALL(__NR_query_module, sys_query_module) #define __NR_quotactl 179 __SYSCALL(__NR_quotactl, sys_quotactl) #define __NR_nfsservctl 180 __SYSCALL(__NR_nfsservctl, sys_nfsservctl) #define __NR_getpmsg 181 __SYSCALL(__NR_getpmsg, sys_ni_syscall) #define __NR_putpmsg 182 __SYSCALL(__NR_putpmsg, sys_ni_syscall) #define __NR_afs_syscall 183 __SYSCALL(__NR_afs_syscall, sys_ni_syscall) #define __NR_tuxcall 184 /* reserved for tux */ __SYSCALL(__NR_tuxcall, sys_ni_syscall) #define __NR_security 185 /* reserved for security */ __SYSCALL(__NR_security, sys_ni_syscall) #define __NR_gettid 186 __SYSCALL(__NR_gettid, sys_gettid) #define __NR_readahead 187 __SYSCALL(__NR_readahead, sys_readahead) #define __NR_setxattr 188 __SYSCALL(__NR_setxattr, sys_ni_syscall) #define __NR_lsetxattr 189 __SYSCALL(__NR_lsetxattr, sys_ni_syscall) #define __NR_fsetxattr 190 __SYSCALL(__NR_fsetxattr, sys_ni_syscall) #define __NR_getxattr 191 __SYSCALL(__NR_getxattr, sys_ni_syscall) #define __NR_lgetxattr 192 __SYSCALL(__NR_lgetxattr, sys_ni_syscall) #define __NR_fgetxattr 193 __SYSCALL(__NR_fgetxattr, sys_ni_syscall) #define __NR_listxattr 194 __SYSCALL(__NR_listxattr, sys_ni_syscall) #define __NR_llistxattr 195 __SYSCALL(__NR_llistxattr, sys_ni_syscall) #define __NR_flistxattr 196 __SYSCALL(__NR_flistxattr, sys_ni_syscall) #define __NR_removexattr 197 __SYSCALL(__NR_removexattr, sys_ni_syscall) #define __NR_lremovexattr 198 __SYSCALL(__NR_lremovexattr, sys_ni_syscall) #define __NR_fremovexattr 199 __SYSCALL(__NR_fremovexattr, sys_ni_syscall) #define __NR_tkill 200 /* 2.5 only */ __SYSCALL(__NR_tkill, sys_ni_syscall) #define __NR_time 201 __SYSCALL(__NR_time, sys_time64) #define __NR_futex 202 /* 2.5 only */ __SYSCALL(__NR_futex, sys_ni_syscall) #define __NR_sched_setaffinity 203 __SYSCALL(__NR_sched_setaffinity, sys_ni_syscall) #define __NR_sched_getaffinity 204 __SYSCALL(__NR_sched_getaffinity, sys_ni_syscall) #define __NR_set_thread_area 205 __SYSCALL(__NR_set_thread_area, sys_ni_syscall) #define __NR_io_setup 206 __SYSCALL(__NR_io_setup, sys_ni_syscall) #define __NR_io_destroy 207 __SYSCALL(__NR_io_destroy, sys_ni_syscall) #define __NR_io_getevents 208 __SYSCALL(__NR_io_getevents, sys_ni_syscall) #define __NR_io_submit 209 __SYSCALL(__NR_io_submit, sys_ni_syscall) #define __NR_io_cancel 210 __SYSCALL(__NR_io_cancel, sys_ni_syscall) #define __NR_get_thread_area 211 __SYSCALL(__NR_get_thread_area, sys_ni_syscall) #define __NR_lookup_dcookie 212 __SYSCALL(__NR_lookup_dcookie, sys_ni_syscall) #define __NR_epoll_create 213 __SYSCALL(__NR_epoll_create, sys_ni_syscall) #define __NR_epoll_ctl 214 __SYSCALL(__NR_epoll_ctl, sys_ni_syscall) #define __NR_epoll_wait 215 __SYSCALL(__NR_epoll_wait, sys_ni_syscall) #define __NR_remap_file_pages 216 __SYSCALL(__NR_remap_file_pages, sys_ni_syscall) #define __NR_getdents64 217 __SYSCALL(__NR_getdents64, sys_getdents64) #define __NR_restart_syscall 219 __SYSCALL(__NR_restart_syscall, sys_ni_syscall) #define __NR_semtimedop 220 __SYSCALL(__NR_semtimedop, sys_semtimedop) #define __NR_syscall_max __NR_semtimedop #ifndef __NO_STUBS #define __syscall_clobber "r11","rcx","memory" #define __syscall_return(type, res) \ do { \ if ((unsigned long)(res) >= (unsigned long)(-127)) { \ errno = -(res); \ res = -1; \ } \ return (type) (res); \ } while (0) #ifndef __KERNEL_SYSCALLS__ #define __syscall "syscall" #define _syscall0(type,name) \ type name(void) \ { \ long __res; \ __asm__ volatile (__syscall \ : "=a" (__res) \ : "0" (__NR_##name) : __syscall_clobber ); \ __syscall_return(type,__res); \ } #define _syscall1(type,name,type1,arg1) \ type name(type1 arg1) \ { \ long __res; \ __asm__ volatile (__syscall \ : "=a" (__res) \ : "0" (__NR_##name),"D" ((long)(arg1)) : __syscall_clobber ); \ __syscall_return(type,__res); \ } #define _syscall2(type,name,type1,arg1,type2,arg2) \ type name(type1 arg1,type2 arg2) \ { \ long __res; \ __asm__ volatile (__syscall \ : "=a" (__res) \ : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)) : __syscall_clobber ); \ __syscall_return(type,__res); \ } #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ type name(type1 arg1,type2 arg2,type3 arg3) \ { \ long __res; \ __asm__ volatile (__syscall \ : "=a" (__res) \ : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)), \ "d" ((long)(arg3)) : __syscall_clobber); \ __syscall_return(type,__res); \ } #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ { \ long __res; \ __asm__ volatile ("movq %[a3],%%r10 ;" __syscall \ : "=a" (__res) \ : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)), \ "d" ((long)(arg3)), [a3] "g" ((long)(arg4)) : __syscall_clobber,"r10" ); \ __syscall_return(type,__res); \ } #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ type5,arg5) \ type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ { \ long __res; \ __asm__ volatile ("movq %[a3],%%r10 ; movq %[a4],%%r8 ; " __syscall \ : "=a" (__res) \ : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)), \ "d" ((long)(arg3)), [a3] "g" ((long)(arg4)), [a4] "g" ((long)(arg5)) : \ __syscall_clobber,"r8","r10" ); \ __syscall_return(type,__res); \ } #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ type5,arg5,type6,arg6) \ type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \ { \ long __res; \ __asm__ volatile ("movq %[a3],%%r10 ; movq %[a4],%%r8 ; movq %[a5],%%r9 ; " __syscall \ : "=a" (__res) \ : "0" (__NR_##name),"D" ((long)(arg1)),"S" ((long)(arg2)), \ "d" ((long)(arg3)), [a3] "g" ((long)(arg4)), [a4] "g" ((long)(arg5)), \ [a5] "g" ((long)(arg6)) : \ __syscall_clobber,"r8","r10","r9" ); \ __syscall_return(type,__res); \ } #else /* __KERNEL_SYSCALLS__ */ /* * we need this inline - forking from kernel space will result * in NO COPY ON WRITE (!!!), until an execve is executed. This * is no problem, but for the stack. This is handled by not letting * main() use the stack at all after fork(). Thus, no function * calls - which means inline code for fork too, as otherwise we * would use the stack upon exit from 'fork()'. * * Actually only pause and fork are needed inline, so that there * won't be any messing with the stack from main(), but we define * some others too. */ #define __NR__exit __NR_exit extern long sys_pause(void); static inline long pause(void) { return sys_pause(); } extern long sys_sync(void); static inline long sync(void) { return sys_sync(); } extern pid_t sys_setsid(void); static inline pid_t setsid(void) { return sys_setsid(); } extern ssize_t sys_write(unsigned int, char *, size_t); static inline ssize_t write(unsigned int fd, char * buf, size_t count) { return sys_write(fd, buf, count); } extern ssize_t sys_read(unsigned int, char *, size_t); static inline ssize_t read(unsigned int fd, char * buf, size_t count) { return sys_read(fd, buf, count); } extern off_t sys_lseek(unsigned int, off_t, unsigned int); static inline off_t lseek(unsigned int fd, off_t offset, unsigned int origin) { return sys_lseek(fd, offset, origin); } extern long sys_dup(unsigned int); static inline long dup(unsigned int fd) { return sys_dup(fd); } /* implemented in asm in arch/x86_64/kernel/entry.S */ extern long execve(char *, char **, char **); extern long sys_open(const char *, int, int); static inline long open(const char * filename, int flags, int mode) { return sys_open(filename, flags, mode); } extern long sys_close(unsigned int); static inline long close(unsigned int fd) { return sys_close(fd); } extern long sys_exit(int) __attribute__((noreturn)); extern inline long exit(int error_code) { sys_exit(error_code); } extern long sys_delete_module(const char *); static inline long delete_module(const char *name_user) { return sys_delete_module(name_user); } extern long sys_wait4(pid_t, unsigned int *, int, struct rusage *); static inline pid_t waitpid(int pid, int * wait_stat, int flags) { return sys_wait4(pid, wait_stat, flags, NULL); } static inline pid_t wait(int * wait_stat) { return waitpid(-1,wait_stat,0); } #endif /* __KERNEL_SYSCALLS__ */ #endif /* __NO_STUBS */ #endif
Go to most recent revision | Compare with Previous | Blame | View Log