1 /*
2 * arch/score/kernel/syscall.c
3 *
4 * Score Processor version.
5 *
6 * Copyright (C) 2009 Sunplus Core Technology Co., Ltd.
7 * Chen Liqin <liqin.chen@sunplusct.com>
8 * Lennox Wu <lennox.wu@sunplusct.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, see the file COPYING, or write
22 * to the Free Software Foundation, Inc.,
23 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 */
25
26 #include <linux/file.h>
27 #include <linux/fs.h>
28 #include <linux/mm.h>
29 #include <linux/mman.h>
30 #include <linux/module.h>
31 #include <linux/slab.h>
32 #include <linux/unistd.h>
33 #include <linux/syscalls.h>
34 #include <asm/syscalls.h>
35
36 asmlinkage long
sys_mmap2(unsigned long addr,unsigned long len,unsigned long prot,unsigned long flags,unsigned long fd,unsigned long pgoff)37 sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot,
38 unsigned long flags, unsigned long fd, unsigned long pgoff)
39 {
40 return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff);
41 }
42
43 asmlinkage long
sys_mmap(unsigned long addr,unsigned long len,unsigned long prot,unsigned long flags,unsigned long fd,off_t offset)44 sys_mmap(unsigned long addr, unsigned long len, unsigned long prot,
45 unsigned long flags, unsigned long fd, off_t offset)
46 {
47 if (unlikely(offset & ~PAGE_MASK))
48 return -EINVAL;
49 return sys_mmap_pgoff(addr, len, prot, flags, fd, offset >> PAGE_SHIFT);
50 }
51