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kernel/linux-imx6_3.14.28/arch/um/kernel/syscall.c 656 Bytes
6b13f685e   김민수   BSP 최초 추가
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  /*
   * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
   * Licensed under the GPL
   */
  
  #include <linux/file.h>
  #include <linux/fs.h>
  #include <linux/mm.h>
  #include <linux/sched.h>
  #include <linux/utsname.h>
  #include <linux/syscalls.h>
  #include <asm/current.h>
  #include <asm/mman.h>
  #include <asm/uaccess.h>
  #include <asm/unistd.h>
  
  long old_mmap(unsigned long addr, unsigned long len,
  	      unsigned long prot, unsigned long flags,
  	      unsigned long fd, unsigned long offset)
  {
  	long err = -EINVAL;
  	if (offset & ~PAGE_MASK)
  		goto out;
  
  	err = sys_mmap_pgoff(addr, len, prot, flags, fd, offset >> PAGE_SHIFT);
   out:
  	return err;
  }