LXR linux/arch/tile/include/asm/ftrace.h

   1/*
   2 * Copyright 2010 Tilera Corporation. All Rights Reserved.
   3 *
   4 *   This program is free software; you can redistribute it and/or
   5 *   modify it under the terms of the GNU General Public License
   6 *   as published by the Free Software Foundation, version 2.
   7 *
   8 *   This program is distributed in the hope that it will be useful, but
   9 *   WITHOUT ANY WARRANTY; without even the implied warranty of
  10 *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  11 *   NON INFRINGEMENT.  See the GNU General Public License for
  12 *   more details.
  13 */
  14
  15#ifndef _ASM_TILE_FTRACE_H
  16#define _ASM_TILE_FTRACE_H
  17
  18#ifdef CONFIG_FUNCTION_TRACER
  19
  20#define MCOUNT_ADDR ((unsigned long)(__mcount))
  21#define MCOUNT_INSN_SIZE 8              /* sizeof mcount call */
  22
  23#ifndef __ASSEMBLY__
  24extern void __mcount(void);
  25
  26#define ARCH_SUPPORTS_FTRACE_OPS 1
  27
  28#ifdef CONFIG_DYNAMIC_FTRACE
  29static inline unsigned long ftrace_call_adjust(unsigned long addr)
  30{
  31        return addr;
  32}
  33
  34struct dyn_arch_ftrace {
  35};
  36#endif /*  CONFIG_DYNAMIC_FTRACE */
  37
  38#endif /* __ASSEMBLY__ */
  39
  40#endif /* CONFIG_FUNCTION_TRACER */
  41
  42#endif /* _ASM_TILE_FTRACE_H */
  43