include/linux/kallsyms_compat.h

   1 /*****************************************************************************\
   2  *  Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
   3  *  Copyright (C) 2007 The Regents of the University of California.
   4  *  Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
   5  *  Written by Brian Behlendorf <behlendorf1@llnl.gov>.
   6  *  UCRL-CODE-235197
   7  *
   8  *  This file is part of the SPL, Solaris Porting Layer.
   9  *  For details, see <http://github.com/behlendorf/spl/>.
  10  *
  11  *  The SPL is free software; you can redistribute it and/or modify it
  12  *  under the terms of the GNU General Public License as published by the
  13  *  Free Software Foundation; either version 2 of the License, or (at your
  14  *  option) any later version.
  15  *
  16  *  The SPL is distributed in the hope that it will be useful, but WITHOUT
  17  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  18  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  19  *  for more details.
  20  *
  21  *  You should have received a copy of the GNU General Public License along
  22  *  with the SPL.  If not, see <http://www.gnu.org/licenses/>.
  23 \*****************************************************************************/
  24
  25 #ifndef _SPL_KALLSYMS_COMPAT_H
  26 #define _SPL_KALLSYMS_COMPAT_H
  27
  28 #define SYMBOL_POISON ((void*)0xabcddcba)
  29
  30 #ifdef HAVE_KALLSYMS_LOOKUP_NAME
  31
  32 #include <linux/kallsyms.h>
  33 #define spl_kallsyms_lookup_name(name) kallsyms_lookup_name(name)
  34
  35 #else
  36
  37 extern wait_queue_head_t spl_kallsyms_lookup_name_waitq;
  38 typedef unsigned long (*kallsyms_lookup_name_t)(const char *);
  39 extern kallsyms_lookup_name_t spl_kallsyms_lookup_name_fn;
  40 #define spl_kallsyms_lookup_name(name) spl_kallsyms_lookup_name_fn(name)
  41
  42 #endif /* HAVE_KALLSYMS_LOOKUP_NAME */
  43
  44 #endif /* _SPL_KALLSYMS_COMPAT_H */