LXR linux/arch/parisc/kernel/sys

   1// SPDX-License-Identifier: GPL-2.0
   2/*
   3 * sys_parisc32.c: Conversion between 32bit and 64bit native syscalls.
   4 *
   5 * Copyright (C) 2000-2001 Hewlett Packard Company
   6 * Copyright (C) 2000 John Marvin
   7 * Copyright (C) 2001 Matthew Wilcox
   8 * Copyright (C) 2014 Helge Deller <deller@gmx.de>
   9 *
  10 * These routines maintain argument size conversion between 32bit and 64bit
  11 * environment. Based heavily on sys_ia32.c and sys_sparc32.c.
  12 */
  13
  14#include <linux/compat.h>
  15#include <linux/kernel.h>
  16#include <linux/syscalls.h>
  17
  18
  19asmlinkage long sys32_unimplemented(int r26, int r25, int r24, int r23,
  20        int r22, int r21, int r20)
  21{
  22    printk(KERN_ERR "%s(%d): Unimplemented 32 on 64 syscall #%d!\n", 
  23        current->comm, current->pid, r20);
  24    return -ENOSYS;
  25}
  26
  27asmlinkage long sys32_fanotify_mark(compat_int_t fanotify_fd, compat_uint_t flags,
  28        compat_uint_t mask0, compat_uint_t mask1, compat_int_t dfd,
  29        const char  __user * pathname)
  30{
  31        return sys_fanotify_mark(fanotify_fd, flags,
  32                        ((__u64)mask1 << 32) | mask0,
  33                         dfd, pathname);
  34}
  35