mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-29 23:53:55 +08:00
60541d778e
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Acked-and-Tested-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
/*
|
|
* linux/arch/unicore32/kernel/sys.c
|
|
*
|
|
* Code specific to PKUnity SoC and UniCore ISA
|
|
*
|
|
* Copyright (C) 2001-2010 GUAN Xue-tao
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
#include <linux/module.h>
|
|
#include <linux/errno.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/mm.h>
|
|
#include <linux/sem.h>
|
|
#include <linux/msg.h>
|
|
#include <linux/shm.h>
|
|
#include <linux/stat.h>
|
|
#include <linux/syscalls.h>
|
|
#include <linux/mman.h>
|
|
#include <linux/fs.h>
|
|
#include <linux/file.h>
|
|
#include <linux/ipc.h>
|
|
#include <linux/uaccess.h>
|
|
|
|
#include <asm/syscalls.h>
|
|
#include <asm/cacheflush.h>
|
|
|
|
/* Clone a task - this clones the calling program thread.
|
|
* This is called indirectly via a small wrapper
|
|
*/
|
|
asmlinkage long __sys_clone(unsigned long clone_flags, unsigned long newsp,
|
|
void __user *parent_tid, void __user *child_tid,
|
|
struct pt_regs *regs)
|
|
{
|
|
if (!newsp)
|
|
newsp = regs->UCreg_sp;
|
|
|
|
return do_fork(clone_flags, newsp, regs, 0,
|
|
parent_tid, child_tid);
|
|
}
|
|
|
|
/* Note: used by the compat code even in 64-bit Linux. */
|
|
SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len,
|
|
unsigned long, prot, unsigned long, flags,
|
|
unsigned long, fd, unsigned long, off_4k)
|
|
{
|
|
return sys_mmap_pgoff(addr, len, prot, flags, fd,
|
|
off_4k);
|
|
}
|
|
|
|
/* Provide the actual syscall number to call mapping. */
|
|
#undef __SYSCALL
|
|
#define __SYSCALL(nr, call) [nr] = (call),
|
|
|
|
/* Note that we don't include <linux/unistd.h> but <asm/unistd.h> */
|
|
void *sys_call_table[__NR_syscalls] = {
|
|
[0 ... __NR_syscalls-1] = sys_ni_syscall,
|
|
#include <asm/unistd.h>
|
|
};
|