linux/arch/riscv/kernel/compat_syscall_table.c
Guo Ren 59c10c52f5
riscv: compat: syscall: Add compat_sys_call_table implementation
Implement compat sys_call_table and some system call functions:
truncate64, ftruncate64, fallocate, pread64, pwrite64,
sync_file_range, readahead, fadvise64_64 which need argument
translation.

Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Signed-off-by: Guo Ren <guoren@kernel.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20220405071314.3225832-12-guoren@kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2022-04-26 13:36:25 -07:00

20 lines
459 B
C

// SPDX-License-Identifier: GPL-2.0-only
#define __SYSCALL_COMPAT
#include <linux/compat.h>
#include <linux/syscalls.h>
#include <asm-generic/mman-common.h>
#include <asm-generic/syscalls.h>
#include <asm/syscall.h>
#undef __SYSCALL
#define __SYSCALL(nr, call) [nr] = (call),
asmlinkage long compat_sys_rt_sigreturn(void);
void * const compat_sys_call_table[__NR_syscalls] = {
[0 ... __NR_syscalls - 1] = sys_ni_syscall,
#include <asm/unistd.h>
};