11da177e4SLinus Torvalds/* 21da177e4SLinus Torvalds * This file is subject to the terms and conditions of the GNU General Public 31da177e4SLinus Torvalds * License. See the file "COPYING" in the main directory of this archive 41da177e4SLinus Torvalds * for more details. 51da177e4SLinus Torvalds * 6192ef366SRalf Baechle * Copyright (C) 1995-99, 2000- 02, 06 Ralf Baechle <ralf@linux-mips.org> 71da177e4SLinus Torvalds * Copyright (C) 2001 MIPS Technologies, Inc. 81da177e4SLinus Torvalds * Copyright (C) 2004 Thiemo Seufer 986bdb277SMarkos Chandras * Copyright (C) 2014 Imagination Technologies Ltd. 101da177e4SLinus Torvalds */ 111da177e4SLinus Torvalds#include <linux/errno.h> 121da177e4SLinus Torvalds#include <asm/asm.h> 131da177e4SLinus Torvalds#include <asm/asmmacro.h> 14192ef366SRalf Baechle#include <asm/irqflags.h> 151da177e4SLinus Torvalds#include <asm/mipsregs.h> 161da177e4SLinus Torvalds#include <asm/regdef.h> 171da177e4SLinus Torvalds#include <asm/stackframe.h> 181da177e4SLinus Torvalds#include <asm/isadep.h> 191da177e4SLinus Torvalds#include <asm/sysmips.h> 201da177e4SLinus Torvalds#include <asm/thread_info.h> 211da177e4SLinus Torvalds#include <asm/unistd.h> 221da177e4SLinus Torvalds#include <asm/war.h> 23048eb582SSam Ravnborg#include <asm/asm-offsets.h> 241da177e4SLinus Torvalds 251da177e4SLinus Torvalds/* Highest syscall used of any syscall flavour */ 261da177e4SLinus Torvalds#define MAX_SYSCALL_NO __NR_O32_Linux + __NR_O32_Linux_syscalls 271da177e4SLinus Torvalds 281da177e4SLinus Torvalds .align 5 291da177e4SLinus TorvaldsNESTED(handle_sys, PT_SIZE, sp) 301da177e4SLinus Torvalds .set noat 311da177e4SLinus Torvalds SAVE_SOME 32eae6c0daSAtsushi Nemoto TRACE_IRQS_ON_RELOAD 331da177e4SLinus Torvalds STI 341da177e4SLinus Torvalds .set at 351da177e4SLinus Torvalds 361da177e4SLinus Torvalds lw t1, PT_EPC(sp) # skip syscall on return 371da177e4SLinus Torvalds 381da177e4SLinus Torvalds subu v0, v0, __NR_O32_Linux # check syscall number 391da177e4SLinus Torvalds addiu t1, 4 # skip to next instruction 401da177e4SLinus Torvalds sw t1, PT_EPC(sp) 411da177e4SLinus Torvalds 421da177e4SLinus Torvalds sw a3, PT_R26(sp) # save a3 for syscall restarting 431da177e4SLinus Torvalds 4446e12c07SRalf Baechle /* 4546e12c07SRalf Baechle * More than four arguments. Try to deal with it by copying the 4646e12c07SRalf Baechle * stack arguments from the user stack to the kernel stack. 4746e12c07SRalf Baechle * This Sucks (TM). 4846e12c07SRalf Baechle */ 4946e12c07SRalf Baechle lw t0, PT_R29(sp) # get old user stack pointer 5046e12c07SRalf Baechle 5146e12c07SRalf Baechle /* 5246e12c07SRalf Baechle * We intentionally keep the kernel stack a little below the top of 5346e12c07SRalf Baechle * userspace so we don't have to do a slower byte accurate check here. 5446e12c07SRalf Baechle */ 5546e12c07SRalf Baechle lw t5, TI_ADDR_LIMIT($28) 5646e12c07SRalf Baechle addu t4, t0, 32 5746e12c07SRalf Baechle and t5, t4 5846e12c07SRalf Baechle bltz t5, bad_stack # -> sp is bad 5946e12c07SRalf Baechle 6046e12c07SRalf Baechle /* 6146e12c07SRalf Baechle * Ok, copy the args from the luser stack to the kernel stack. 6246e12c07SRalf Baechle */ 6346e12c07SRalf Baechle 6446e12c07SRalf Baechle .set push 6546e12c07SRalf Baechle .set noreorder 6646e12c07SRalf Baechle .set nomacro 6746e12c07SRalf Baechle 687928eb03SRalf Baechleload_a4: user_lw(t5, 16(t0)) # argument #5 from usp 697928eb03SRalf Baechleload_a5: user_lw(t6, 20(t0)) # argument #6 from usp 707928eb03SRalf Baechleload_a6: user_lw(t7, 24(t0)) # argument #7 from usp 717928eb03SRalf Baechleload_a7: user_lw(t8, 28(t0)) # argument #8 from usp 727928eb03SRalf Baechleloads_done: 7346e12c07SRalf Baechle 7446e12c07SRalf Baechle sw t5, 16(sp) # argument #5 to ksp 7546e12c07SRalf Baechle sw t6, 20(sp) # argument #6 to ksp 7646e12c07SRalf Baechle sw t7, 24(sp) # argument #7 to ksp 7746e12c07SRalf Baechle sw t8, 28(sp) # argument #8 to ksp 7846e12c07SRalf Baechle .set pop 7946e12c07SRalf Baechle 8046e12c07SRalf Baechle .section __ex_table,"a" 817928eb03SRalf Baechle PTR load_a4, bad_stack_a4 827928eb03SRalf Baechle PTR load_a5, bad_stack_a5 837928eb03SRalf Baechle PTR load_a6, bad_stack_a6 847928eb03SRalf Baechle PTR load_a7, bad_stack_a7 8546e12c07SRalf Baechle .previous 8646e12c07SRalf Baechle 871da177e4SLinus Torvalds lw t0, TI_FLAGS($28) # syscall tracing enabled? 88e7f3b48aSRalf Baechle li t1, _TIF_WORK_SYSCALL_ENTRY 891da177e4SLinus Torvalds and t0, t1 901da177e4SLinus Torvalds bnez t0, syscall_trace_entry # -> yes 91*d218af78SMarkos Chandrassyscall_common: 92*d218af78SMarkos Chandras sltiu t0, v0, __NR_O32_Linux_syscalls + 1 93*d218af78SMarkos Chandras beqz t0, illegal_syscall 94*d218af78SMarkos Chandras 95*d218af78SMarkos Chandras sll t0, v0, 2 96*d218af78SMarkos Chandras la t1, sys_call_table 97*d218af78SMarkos Chandras addu t1, t0 98*d218af78SMarkos Chandras lw t2, (t1) # syscall routine 99*d218af78SMarkos Chandras 100*d218af78SMarkos Chandras beqz t2, illegal_syscall 1011da177e4SLinus Torvalds 1021da177e4SLinus Torvalds jalr t2 # Do The Real Thing (TM) 1031da177e4SLinus Torvalds 1041da177e4SLinus Torvalds li t0, -EMAXERRNO - 1 # error? 1051da177e4SLinus Torvalds sltu t0, t0, v0 1061da177e4SLinus Torvalds sw t0, PT_R7(sp) # set error flag 1071da177e4SLinus Torvalds beqz t0, 1f 1081da177e4SLinus Torvalds 1098f5a00ebSAl Viro lw t1, PT_R2(sp) # syscall number 1101da177e4SLinus Torvalds negu v0 # error 1118f5a00ebSAl Viro sw t1, PT_R0(sp) # save it for syscall restarting 1121da177e4SLinus Torvalds1: sw v0, PT_R2(sp) # result 1131da177e4SLinus Torvalds 1141da177e4SLinus Torvaldso32_syscall_exit: 11502f884edSAl Viro j syscall_exit_partial 1161da177e4SLinus Torvalds 1171da177e4SLinus Torvalds/* ------------------------------------------------------------------------ */ 1181da177e4SLinus Torvalds 1191da177e4SLinus Torvaldssyscall_trace_entry: 1201da177e4SLinus Torvalds SAVE_STATIC 121*d218af78SMarkos Chandras move s0, v0 1221da177e4SLinus Torvalds move a0, sp 1234c21b8fdSMarkos Chandras 1244c21b8fdSMarkos Chandras /* 1254c21b8fdSMarkos Chandras * syscall number is in v0 unless we called syscall(__NR_###) 1264c21b8fdSMarkos Chandras * where the real syscall number is in a0 1274c21b8fdSMarkos Chandras */ 1284c21b8fdSMarkos Chandras addiu a1, v0, __NR_O32_Linux 1294c21b8fdSMarkos Chandras bnez v0, 1f /* __NR_syscall at offset 0 */ 1304c21b8fdSMarkos Chandras lw a1, PT_R4(sp) 1314c21b8fdSMarkos Chandras 1324c21b8fdSMarkos Chandras1: jal syscall_trace_enter 1331da177e4SLinus Torvalds 134*d218af78SMarkos Chandras bltz v0, 1f # seccomp failed? Skip syscall 1359d37c405SMarkos Chandras 136*d218af78SMarkos Chandras move v0, s0 # restore syscall 137*d218af78SMarkos Chandras 13804a7052cSRalf Baechle RESTORE_STATIC 1391da177e4SLinus Torvalds lw a0, PT_R4(sp) # Restore argument registers 1401da177e4SLinus Torvalds lw a1, PT_R5(sp) 1411da177e4SLinus Torvalds lw a2, PT_R6(sp) 1421da177e4SLinus Torvalds lw a3, PT_R7(sp) 143*d218af78SMarkos Chandras j syscall_common 1441da177e4SLinus Torvalds 145*d218af78SMarkos Chandras1: j syscall_exit 1461da177e4SLinus Torvalds 1471da177e4SLinus Torvalds/* ------------------------------------------------------------------------ */ 1481da177e4SLinus Torvalds 1491da177e4SLinus Torvalds /* 1507928eb03SRalf Baechle * Our open-coded access area sanity test for the stack pointer 1517928eb03SRalf Baechle * failed. We probably should handle this case a bit more drastic. 1521da177e4SLinus Torvalds */ 1531da177e4SLinus Torvaldsbad_stack: 1545b89c004SAl Viro li v0, EFAULT 1551da177e4SLinus Torvalds sw v0, PT_R2(sp) 1561da177e4SLinus Torvalds li t0, 1 # set error flag 1571da177e4SLinus Torvalds sw t0, PT_R7(sp) 1581da177e4SLinus Torvalds j o32_syscall_exit 1591da177e4SLinus Torvalds 1607928eb03SRalf Baechlebad_stack_a4: 1617928eb03SRalf Baechle li t5, 0 1627928eb03SRalf Baechle b load_a5 1637928eb03SRalf Baechle 1647928eb03SRalf Baechlebad_stack_a5: 1657928eb03SRalf Baechle li t6, 0 1667928eb03SRalf Baechle b load_a6 1677928eb03SRalf Baechle 1687928eb03SRalf Baechlebad_stack_a6: 1697928eb03SRalf Baechle li t7, 0 1707928eb03SRalf Baechle b load_a7 1717928eb03SRalf Baechle 1727928eb03SRalf Baechlebad_stack_a7: 1737928eb03SRalf Baechle li t8, 0 1747928eb03SRalf Baechle b loads_done 1757928eb03SRalf Baechle 1761da177e4SLinus Torvalds /* 1771da177e4SLinus Torvalds * The system call does not exist in this kernel 1781da177e4SLinus Torvalds */ 1791da177e4SLinus Torvaldsillegal_syscall: 180bda8229bSAtsushi Nemoto li v0, ENOSYS # error 1811da177e4SLinus Torvalds sw v0, PT_R2(sp) 1821da177e4SLinus Torvalds li t0, 1 # set error flag 1831da177e4SLinus Torvalds sw t0, PT_R7(sp) 1841da177e4SLinus Torvalds j o32_syscall_exit 1851da177e4SLinus Torvalds END(handle_sys) 1861da177e4SLinus Torvalds 1871da177e4SLinus Torvalds LEAF(sys_syscall) 1881da177e4SLinus Torvalds subu t0, a0, __NR_O32_Linux # check syscall number 1891da177e4SLinus Torvalds sltiu v0, t0, __NR_O32_Linux_syscalls + 1 190e807f957SVlad Malov beqz t0, einval # do not recurse 19146e12c07SRalf Baechle sll t1, t0, 2 1921da177e4SLinus Torvalds beqz v0, einval 1931da177e4SLinus Torvalds lw t2, sys_call_table(t1) # syscall routine 194e967ef02SEd Swierk sw a0, PT_R2(sp) # call routine directly on restart 1951da177e4SLinus Torvalds 1961da177e4SLinus Torvalds /* Some syscalls like execve get their arguments from struct pt_regs 1971da177e4SLinus Torvalds and claim zero arguments in the syscall table. Thus we have to 1981da177e4SLinus Torvalds assume the worst case and shuffle around all potential arguments. 1991da177e4SLinus Torvalds If you want performance, don't use indirect syscalls. */ 2001da177e4SLinus Torvalds 2011da177e4SLinus Torvalds move a0, a1 # shift argument registers 2021da177e4SLinus Torvalds move a1, a2 2031da177e4SLinus Torvalds move a2, a3 2041da177e4SLinus Torvalds lw a3, 16(sp) 2051da177e4SLinus Torvalds lw t4, 20(sp) 2061da177e4SLinus Torvalds lw t5, 24(sp) 2071da177e4SLinus Torvalds lw t6, 28(sp) 2081da177e4SLinus Torvalds sw t4, 16(sp) 2091da177e4SLinus Torvalds sw t5, 20(sp) 2101da177e4SLinus Torvalds sw t6, 24(sp) 2111da177e4SLinus Torvalds sw a0, PT_R4(sp) # .. and push back a0 - a3, some 2121da177e4SLinus Torvalds sw a1, PT_R5(sp) # syscalls expect them there 2131da177e4SLinus Torvalds sw a2, PT_R6(sp) 2141da177e4SLinus Torvalds sw a3, PT_R7(sp) 2151da177e4SLinus Torvalds sw a3, PT_R26(sp) # update a3 for syscall restarting 2161da177e4SLinus Torvalds jr t2 2171da177e4SLinus Torvalds /* Unreached */ 2181da177e4SLinus Torvalds 219fb498e25SAtsushi Nemotoeinval: li v0, -ENOSYS 2201da177e4SLinus Torvalds jr ra 2211da177e4SLinus Torvalds END(sys_syscall) 2221da177e4SLinus Torvalds 22346e12c07SRalf Baechle .align 2 22446e12c07SRalf Baechle .type sys_call_table, @object 22546e12c07SRalf BaechleEXPORT(sys_call_table) 22646e12c07SRalf Baechle PTR sys_syscall /* 4000 */ 22746e12c07SRalf Baechle PTR sys_exit 22846e12c07SRalf Baechle PTR __sys_fork 22946e12c07SRalf Baechle PTR sys_read 23046e12c07SRalf Baechle PTR sys_write 23146e12c07SRalf Baechle PTR sys_open /* 4005 */ 23246e12c07SRalf Baechle PTR sys_close 23346e12c07SRalf Baechle PTR sys_waitpid 23446e12c07SRalf Baechle PTR sys_creat 23546e12c07SRalf Baechle PTR sys_link 23646e12c07SRalf Baechle PTR sys_unlink /* 4010 */ 23746e12c07SRalf Baechle PTR sys_execve 23846e12c07SRalf Baechle PTR sys_chdir 23946e12c07SRalf Baechle PTR sys_time 24046e12c07SRalf Baechle PTR sys_mknod 24146e12c07SRalf Baechle PTR sys_chmod /* 4015 */ 24246e12c07SRalf Baechle PTR sys_lchown 24346e12c07SRalf Baechle PTR sys_ni_syscall 24446e12c07SRalf Baechle PTR sys_ni_syscall /* was sys_stat */ 24546e12c07SRalf Baechle PTR sys_lseek 24646e12c07SRalf Baechle PTR sys_getpid /* 4020 */ 24746e12c07SRalf Baechle PTR sys_mount 24846e12c07SRalf Baechle PTR sys_oldumount 24946e12c07SRalf Baechle PTR sys_setuid 25046e12c07SRalf Baechle PTR sys_getuid 25146e12c07SRalf Baechle PTR sys_stime /* 4025 */ 25246e12c07SRalf Baechle PTR sys_ptrace 25346e12c07SRalf Baechle PTR sys_alarm 25446e12c07SRalf Baechle PTR sys_ni_syscall /* was sys_fstat */ 25546e12c07SRalf Baechle PTR sys_pause 25646e12c07SRalf Baechle PTR sys_utime /* 4030 */ 25746e12c07SRalf Baechle PTR sys_ni_syscall 25846e12c07SRalf Baechle PTR sys_ni_syscall 25946e12c07SRalf Baechle PTR sys_access 26046e12c07SRalf Baechle PTR sys_nice 26146e12c07SRalf Baechle PTR sys_ni_syscall /* 4035 */ 26246e12c07SRalf Baechle PTR sys_sync 26346e12c07SRalf Baechle PTR sys_kill 26446e12c07SRalf Baechle PTR sys_rename 26546e12c07SRalf Baechle PTR sys_mkdir 26646e12c07SRalf Baechle PTR sys_rmdir /* 4040 */ 26746e12c07SRalf Baechle PTR sys_dup 26846e12c07SRalf Baechle PTR sysm_pipe 26946e12c07SRalf Baechle PTR sys_times 27046e12c07SRalf Baechle PTR sys_ni_syscall 27146e12c07SRalf Baechle PTR sys_brk /* 4045 */ 27246e12c07SRalf Baechle PTR sys_setgid 27346e12c07SRalf Baechle PTR sys_getgid 27446e12c07SRalf Baechle PTR sys_ni_syscall /* was signal(2) */ 27546e12c07SRalf Baechle PTR sys_geteuid 27646e12c07SRalf Baechle PTR sys_getegid /* 4050 */ 27746e12c07SRalf Baechle PTR sys_acct 27846e12c07SRalf Baechle PTR sys_umount 27946e12c07SRalf Baechle PTR sys_ni_syscall 28046e12c07SRalf Baechle PTR sys_ioctl 28146e12c07SRalf Baechle PTR sys_fcntl /* 4055 */ 28246e12c07SRalf Baechle PTR sys_ni_syscall 28346e12c07SRalf Baechle PTR sys_setpgid 28446e12c07SRalf Baechle PTR sys_ni_syscall 28546e12c07SRalf Baechle PTR sys_olduname 28646e12c07SRalf Baechle PTR sys_umask /* 4060 */ 28746e12c07SRalf Baechle PTR sys_chroot 28846e12c07SRalf Baechle PTR sys_ustat 28946e12c07SRalf Baechle PTR sys_dup2 29046e12c07SRalf Baechle PTR sys_getppid 29146e12c07SRalf Baechle PTR sys_getpgrp /* 4065 */ 29246e12c07SRalf Baechle PTR sys_setsid 29346e12c07SRalf Baechle PTR sys_sigaction 29446e12c07SRalf Baechle PTR sys_sgetmask 29546e12c07SRalf Baechle PTR sys_ssetmask 29646e12c07SRalf Baechle PTR sys_setreuid /* 4070 */ 29746e12c07SRalf Baechle PTR sys_setregid 29846e12c07SRalf Baechle PTR sys_sigsuspend 29946e12c07SRalf Baechle PTR sys_sigpending 30046e12c07SRalf Baechle PTR sys_sethostname 30146e12c07SRalf Baechle PTR sys_setrlimit /* 4075 */ 30246e12c07SRalf Baechle PTR sys_getrlimit 30346e12c07SRalf Baechle PTR sys_getrusage 30446e12c07SRalf Baechle PTR sys_gettimeofday 30546e12c07SRalf Baechle PTR sys_settimeofday 30646e12c07SRalf Baechle PTR sys_getgroups /* 4080 */ 30746e12c07SRalf Baechle PTR sys_setgroups 30846e12c07SRalf Baechle PTR sys_ni_syscall /* old_select */ 30946e12c07SRalf Baechle PTR sys_symlink 31046e12c07SRalf Baechle PTR sys_ni_syscall /* was sys_lstat */ 31146e12c07SRalf Baechle PTR sys_readlink /* 4085 */ 31246e12c07SRalf Baechle PTR sys_uselib 31346e12c07SRalf Baechle PTR sys_swapon 31446e12c07SRalf Baechle PTR sys_reboot 31546e12c07SRalf Baechle PTR sys_old_readdir 31646e12c07SRalf Baechle PTR sys_mips_mmap /* 4090 */ 31746e12c07SRalf Baechle PTR sys_munmap 31846e12c07SRalf Baechle PTR sys_truncate 31946e12c07SRalf Baechle PTR sys_ftruncate 32046e12c07SRalf Baechle PTR sys_fchmod 32146e12c07SRalf Baechle PTR sys_fchown /* 4095 */ 32246e12c07SRalf Baechle PTR sys_getpriority 32346e12c07SRalf Baechle PTR sys_setpriority 32446e12c07SRalf Baechle PTR sys_ni_syscall 32546e12c07SRalf Baechle PTR sys_statfs 32646e12c07SRalf Baechle PTR sys_fstatfs /* 4100 */ 32746e12c07SRalf Baechle PTR sys_ni_syscall /* was ioperm(2) */ 32846e12c07SRalf Baechle PTR sys_socketcall 32946e12c07SRalf Baechle PTR sys_syslog 33046e12c07SRalf Baechle PTR sys_setitimer 33146e12c07SRalf Baechle PTR sys_getitimer /* 4105 */ 33246e12c07SRalf Baechle PTR sys_newstat 33346e12c07SRalf Baechle PTR sys_newlstat 33446e12c07SRalf Baechle PTR sys_newfstat 33546e12c07SRalf Baechle PTR sys_uname 33646e12c07SRalf Baechle PTR sys_ni_syscall /* 4110 was iopl(2) */ 33746e12c07SRalf Baechle PTR sys_vhangup 33846e12c07SRalf Baechle PTR sys_ni_syscall /* was sys_idle() */ 33946e12c07SRalf Baechle PTR sys_ni_syscall /* was sys_vm86 */ 34046e12c07SRalf Baechle PTR sys_wait4 34146e12c07SRalf Baechle PTR sys_swapoff /* 4115 */ 34246e12c07SRalf Baechle PTR sys_sysinfo 34346e12c07SRalf Baechle PTR sys_ipc 34446e12c07SRalf Baechle PTR sys_fsync 34546e12c07SRalf Baechle PTR sys_sigreturn 34646e12c07SRalf Baechle PTR __sys_clone /* 4120 */ 34746e12c07SRalf Baechle PTR sys_setdomainname 34846e12c07SRalf Baechle PTR sys_newuname 34946e12c07SRalf Baechle PTR sys_ni_syscall /* sys_modify_ldt */ 35046e12c07SRalf Baechle PTR sys_adjtimex 35146e12c07SRalf Baechle PTR sys_mprotect /* 4125 */ 35246e12c07SRalf Baechle PTR sys_sigprocmask 35346e12c07SRalf Baechle PTR sys_ni_syscall /* was create_module */ 35446e12c07SRalf Baechle PTR sys_init_module 35546e12c07SRalf Baechle PTR sys_delete_module 35646e12c07SRalf Baechle PTR sys_ni_syscall /* 4130 was get_kernel_syms */ 35746e12c07SRalf Baechle PTR sys_quotactl 35846e12c07SRalf Baechle PTR sys_getpgid 35946e12c07SRalf Baechle PTR sys_fchdir 36046e12c07SRalf Baechle PTR sys_bdflush 36146e12c07SRalf Baechle PTR sys_sysfs /* 4135 */ 36246e12c07SRalf Baechle PTR sys_personality 36346e12c07SRalf Baechle PTR sys_ni_syscall /* for afs_syscall */ 36446e12c07SRalf Baechle PTR sys_setfsuid 36546e12c07SRalf Baechle PTR sys_setfsgid 36646e12c07SRalf Baechle PTR sys_llseek /* 4140 */ 36746e12c07SRalf Baechle PTR sys_getdents 36846e12c07SRalf Baechle PTR sys_select 36946e12c07SRalf Baechle PTR sys_flock 37046e12c07SRalf Baechle PTR sys_msync 37146e12c07SRalf Baechle PTR sys_readv /* 4145 */ 37246e12c07SRalf Baechle PTR sys_writev 37346e12c07SRalf Baechle PTR sys_cacheflush 37446e12c07SRalf Baechle PTR sys_cachectl 37546e12c07SRalf Baechle PTR sys_sysmips 37646e12c07SRalf Baechle PTR sys_ni_syscall /* 4150 */ 37746e12c07SRalf Baechle PTR sys_getsid 37846e12c07SRalf Baechle PTR sys_fdatasync 37946e12c07SRalf Baechle PTR sys_sysctl 38046e12c07SRalf Baechle PTR sys_mlock 38146e12c07SRalf Baechle PTR sys_munlock /* 4155 */ 38246e12c07SRalf Baechle PTR sys_mlockall 38346e12c07SRalf Baechle PTR sys_munlockall 38446e12c07SRalf Baechle PTR sys_sched_setparam 38546e12c07SRalf Baechle PTR sys_sched_getparam 38646e12c07SRalf Baechle PTR sys_sched_setscheduler /* 4160 */ 38746e12c07SRalf Baechle PTR sys_sched_getscheduler 38846e12c07SRalf Baechle PTR sys_sched_yield 38946e12c07SRalf Baechle PTR sys_sched_get_priority_max 39046e12c07SRalf Baechle PTR sys_sched_get_priority_min 39146e12c07SRalf Baechle PTR sys_sched_rr_get_interval /* 4165 */ 39246e12c07SRalf Baechle PTR sys_nanosleep 39346e12c07SRalf Baechle PTR sys_mremap 39446e12c07SRalf Baechle PTR sys_accept 39546e12c07SRalf Baechle PTR sys_bind 39646e12c07SRalf Baechle PTR sys_connect /* 4170 */ 39746e12c07SRalf Baechle PTR sys_getpeername 39846e12c07SRalf Baechle PTR sys_getsockname 39946e12c07SRalf Baechle PTR sys_getsockopt 40046e12c07SRalf Baechle PTR sys_listen 40146e12c07SRalf Baechle PTR sys_recv /* 4175 */ 40246e12c07SRalf Baechle PTR sys_recvfrom 40346e12c07SRalf Baechle PTR sys_recvmsg 40446e12c07SRalf Baechle PTR sys_send 40546e12c07SRalf Baechle PTR sys_sendmsg 40646e12c07SRalf Baechle PTR sys_sendto /* 4180 */ 40746e12c07SRalf Baechle PTR sys_setsockopt 40846e12c07SRalf Baechle PTR sys_shutdown 40946e12c07SRalf Baechle PTR sys_socket 41046e12c07SRalf Baechle PTR sys_socketpair 41146e12c07SRalf Baechle PTR sys_setresuid /* 4185 */ 41246e12c07SRalf Baechle PTR sys_getresuid 41346e12c07SRalf Baechle PTR sys_ni_syscall /* was sys_query_module */ 41446e12c07SRalf Baechle PTR sys_poll 41546e12c07SRalf Baechle PTR sys_ni_syscall /* was nfsservctl */ 41646e12c07SRalf Baechle PTR sys_setresgid /* 4190 */ 41746e12c07SRalf Baechle PTR sys_getresgid 41846e12c07SRalf Baechle PTR sys_prctl 41946e12c07SRalf Baechle PTR sys_rt_sigreturn 42046e12c07SRalf Baechle PTR sys_rt_sigaction 42146e12c07SRalf Baechle PTR sys_rt_sigprocmask /* 4195 */ 42246e12c07SRalf Baechle PTR sys_rt_sigpending 42346e12c07SRalf Baechle PTR sys_rt_sigtimedwait 42446e12c07SRalf Baechle PTR sys_rt_sigqueueinfo 42546e12c07SRalf Baechle PTR sys_rt_sigsuspend 42646e12c07SRalf Baechle PTR sys_pread64 /* 4200 */ 42746e12c07SRalf Baechle PTR sys_pwrite64 42846e12c07SRalf Baechle PTR sys_chown 42946e12c07SRalf Baechle PTR sys_getcwd 43046e12c07SRalf Baechle PTR sys_capget 43146e12c07SRalf Baechle PTR sys_capset /* 4205 */ 43246e12c07SRalf Baechle PTR sys_sigaltstack 43346e12c07SRalf Baechle PTR sys_sendfile 43446e12c07SRalf Baechle PTR sys_ni_syscall 43546e12c07SRalf Baechle PTR sys_ni_syscall 43646e12c07SRalf Baechle PTR sys_mips_mmap2 /* 4210 */ 43746e12c07SRalf Baechle PTR sys_truncate64 43846e12c07SRalf Baechle PTR sys_ftruncate64 43946e12c07SRalf Baechle PTR sys_stat64 44046e12c07SRalf Baechle PTR sys_lstat64 44146e12c07SRalf Baechle PTR sys_fstat64 /* 4215 */ 44246e12c07SRalf Baechle PTR sys_pivot_root 44346e12c07SRalf Baechle PTR sys_mincore 44446e12c07SRalf Baechle PTR sys_madvise 44546e12c07SRalf Baechle PTR sys_getdents64 44646e12c07SRalf Baechle PTR sys_fcntl64 /* 4220 */ 44746e12c07SRalf Baechle PTR sys_ni_syscall 44846e12c07SRalf Baechle PTR sys_gettid 44946e12c07SRalf Baechle PTR sys_readahead 45046e12c07SRalf Baechle PTR sys_setxattr 45146e12c07SRalf Baechle PTR sys_lsetxattr /* 4225 */ 45246e12c07SRalf Baechle PTR sys_fsetxattr 45346e12c07SRalf Baechle PTR sys_getxattr 45446e12c07SRalf Baechle PTR sys_lgetxattr 45546e12c07SRalf Baechle PTR sys_fgetxattr 45646e12c07SRalf Baechle PTR sys_listxattr /* 4230 */ 45746e12c07SRalf Baechle PTR sys_llistxattr 45846e12c07SRalf Baechle PTR sys_flistxattr 45946e12c07SRalf Baechle PTR sys_removexattr 46046e12c07SRalf Baechle PTR sys_lremovexattr 46146e12c07SRalf Baechle PTR sys_fremovexattr /* 4235 */ 46246e12c07SRalf Baechle PTR sys_tkill 46346e12c07SRalf Baechle PTR sys_sendfile64 46446e12c07SRalf Baechle PTR sys_futex 465f088fc84SRalf Baechle#ifdef CONFIG_MIPS_MT_FPAFF 466f088fc84SRalf Baechle /* 467f088fc84SRalf Baechle * For FPU affinity scheduling on MIPS MT processors, we need to 468f088fc84SRalf Baechle * intercept sys_sched_xxxaffinity() calls until we get a proper hook 4690a0fca9dSViresh Kumar * in kernel/sched/core.c. Considered only temporary we only support 4700a0fca9dSViresh Kumar * these hooks for the 32-bit kernel - there is no MIPS64 MT processor 4710a0fca9dSViresh Kumar * atm. 472f088fc84SRalf Baechle */ 47346e12c07SRalf Baechle PTR mipsmt_sys_sched_setaffinity 47446e12c07SRalf Baechle PTR mipsmt_sys_sched_getaffinity 475f088fc84SRalf Baechle#else 47646e12c07SRalf Baechle PTR sys_sched_setaffinity 47746e12c07SRalf Baechle PTR sys_sched_getaffinity /* 4240 */ 478f088fc84SRalf Baechle#endif /* CONFIG_MIPS_MT_FPAFF */ 47946e12c07SRalf Baechle PTR sys_io_setup 48046e12c07SRalf Baechle PTR sys_io_destroy 48146e12c07SRalf Baechle PTR sys_io_getevents 48246e12c07SRalf Baechle PTR sys_io_submit 48346e12c07SRalf Baechle PTR sys_io_cancel /* 4245 */ 48446e12c07SRalf Baechle PTR sys_exit_group 48546e12c07SRalf Baechle PTR sys_lookup_dcookie 48646e12c07SRalf Baechle PTR sys_epoll_create 48746e12c07SRalf Baechle PTR sys_epoll_ctl 48846e12c07SRalf Baechle PTR sys_epoll_wait /* 4250 */ 48946e12c07SRalf Baechle PTR sys_remap_file_pages 49046e12c07SRalf Baechle PTR sys_set_tid_address 49146e12c07SRalf Baechle PTR sys_restart_syscall 49246e12c07SRalf Baechle PTR sys_fadvise64_64 49346e12c07SRalf Baechle PTR sys_statfs64 /* 4255 */ 49446e12c07SRalf Baechle PTR sys_fstatfs64 49546e12c07SRalf Baechle PTR sys_timer_create 49646e12c07SRalf Baechle PTR sys_timer_settime 49746e12c07SRalf Baechle PTR sys_timer_gettime 49846e12c07SRalf Baechle PTR sys_timer_getoverrun /* 4260 */ 49946e12c07SRalf Baechle PTR sys_timer_delete 50046e12c07SRalf Baechle PTR sys_clock_settime 50146e12c07SRalf Baechle PTR sys_clock_gettime 50246e12c07SRalf Baechle PTR sys_clock_getres 50346e12c07SRalf Baechle PTR sys_clock_nanosleep /* 4265 */ 50446e12c07SRalf Baechle PTR sys_tgkill 50546e12c07SRalf Baechle PTR sys_utimes 50646e12c07SRalf Baechle PTR sys_mbind 5071ff1ad6bSHuacai Chen PTR sys_get_mempolicy 5081ff1ad6bSHuacai Chen PTR sys_set_mempolicy /* 4270 */ 50946e12c07SRalf Baechle PTR sys_mq_open 51046e12c07SRalf Baechle PTR sys_mq_unlink 51146e12c07SRalf Baechle PTR sys_mq_timedsend 51246e12c07SRalf Baechle PTR sys_mq_timedreceive 51346e12c07SRalf Baechle PTR sys_mq_notify /* 4275 */ 51446e12c07SRalf Baechle PTR sys_mq_getsetattr 51546e12c07SRalf Baechle PTR sys_ni_syscall /* sys_vserver */ 51646e12c07SRalf Baechle PTR sys_waitid 51746e12c07SRalf Baechle PTR sys_ni_syscall /* available, was setaltroot */ 51846e12c07SRalf Baechle PTR sys_add_key /* 4280 */ 51946e12c07SRalf Baechle PTR sys_request_key 52046e12c07SRalf Baechle PTR sys_keyctl 52146e12c07SRalf Baechle PTR sys_set_thread_area 52246e12c07SRalf Baechle PTR sys_inotify_init 52346e12c07SRalf Baechle PTR sys_inotify_add_watch /* 4285 */ 52446e12c07SRalf Baechle PTR sys_inotify_rm_watch 52546e12c07SRalf Baechle PTR sys_migrate_pages 52646e12c07SRalf Baechle PTR sys_openat 52746e12c07SRalf Baechle PTR sys_mkdirat 52846e12c07SRalf Baechle PTR sys_mknodat /* 4290 */ 52946e12c07SRalf Baechle PTR sys_fchownat 53046e12c07SRalf Baechle PTR sys_futimesat 53146e12c07SRalf Baechle PTR sys_fstatat64 53246e12c07SRalf Baechle PTR sys_unlinkat 53346e12c07SRalf Baechle PTR sys_renameat /* 4295 */ 53446e12c07SRalf Baechle PTR sys_linkat 53546e12c07SRalf Baechle PTR sys_symlinkat 53646e12c07SRalf Baechle PTR sys_readlinkat 53746e12c07SRalf Baechle PTR sys_fchmodat 53846e12c07SRalf Baechle PTR sys_faccessat /* 4300 */ 53946e12c07SRalf Baechle PTR sys_pselect6 54046e12c07SRalf Baechle PTR sys_ppoll 54146e12c07SRalf Baechle PTR sys_unshare 54246e12c07SRalf Baechle PTR sys_splice 54346e12c07SRalf Baechle PTR sys_sync_file_range /* 4305 */ 54446e12c07SRalf Baechle PTR sys_tee 54546e12c07SRalf Baechle PTR sys_vmsplice 54646e12c07SRalf Baechle PTR sys_move_pages 54746e12c07SRalf Baechle PTR sys_set_robust_list 54846e12c07SRalf Baechle PTR sys_get_robust_list /* 4310 */ 54946e12c07SRalf Baechle PTR sys_kexec_load 55046e12c07SRalf Baechle PTR sys_getcpu 55146e12c07SRalf Baechle PTR sys_epoll_pwait 55246e12c07SRalf Baechle PTR sys_ioprio_set 55346e12c07SRalf Baechle PTR sys_ioprio_get /* 4315 */ 55446e12c07SRalf Baechle PTR sys_utimensat 55546e12c07SRalf Baechle PTR sys_signalfd 55646e12c07SRalf Baechle PTR sys_ni_syscall /* was timerfd */ 55746e12c07SRalf Baechle PTR sys_eventfd 55846e12c07SRalf Baechle PTR sys_fallocate /* 4320 */ 55946e12c07SRalf Baechle PTR sys_timerfd_create 56046e12c07SRalf Baechle PTR sys_timerfd_gettime 56146e12c07SRalf Baechle PTR sys_timerfd_settime 56246e12c07SRalf Baechle PTR sys_signalfd4 56346e12c07SRalf Baechle PTR sys_eventfd2 /* 4325 */ 56446e12c07SRalf Baechle PTR sys_epoll_create1 56546e12c07SRalf Baechle PTR sys_dup3 56646e12c07SRalf Baechle PTR sys_pipe2 56746e12c07SRalf Baechle PTR sys_inotify_init1 56846e12c07SRalf Baechle PTR sys_preadv /* 4330 */ 56946e12c07SRalf Baechle PTR sys_pwritev 57046e12c07SRalf Baechle PTR sys_rt_tgsigqueueinfo 57146e12c07SRalf Baechle PTR sys_perf_event_open 57246e12c07SRalf Baechle PTR sys_accept4 57346e12c07SRalf Baechle PTR sys_recvmmsg /* 4335 */ 57446e12c07SRalf Baechle PTR sys_fanotify_init 57546e12c07SRalf Baechle PTR sys_fanotify_mark 57646e12c07SRalf Baechle PTR sys_prlimit64 57746e12c07SRalf Baechle PTR sys_name_to_handle_at 57846e12c07SRalf Baechle PTR sys_open_by_handle_at /* 4340 */ 57946e12c07SRalf Baechle PTR sys_clock_adjtime 58046e12c07SRalf Baechle PTR sys_syncfs 58146e12c07SRalf Baechle PTR sys_sendmmsg 58246e12c07SRalf Baechle PTR sys_setns 58346e12c07SRalf Baechle PTR sys_process_vm_readv /* 4345 */ 58446e12c07SRalf Baechle PTR sys_process_vm_writev 58546e12c07SRalf Baechle PTR sys_kcmp 58646e12c07SRalf Baechle PTR sys_finit_module 5876776254bSJames Hogan PTR sys_sched_setattr 5886776254bSJames Hogan PTR sys_sched_getattr /* 4350 */ 589367f0b50SRalf Baechle PTR sys_renameat2 5908855d608SKees Cook PTR sys_seccomp 59142944521SRalf Baechle PTR sys_getrandom 59242944521SRalf Baechle PTR sys_memfd_create 5935df4c8dbSRalf Baechle PTR sys_bpf /* 4355 */ 594389cdc5dSRalf Baechle PTR sys_execveat 59596fc7a9cSRalf Baechle PTR sys_userfaultfd 59696fc7a9cSRalf Baechle PTR sys_membarrier 597