arch/score/kernel/sys_score.c

   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
  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
  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 }