/*
   * Generate definitions needed by the preprocessor.
   * This code generates raw asm output which is post-processed
   * to extract and format the required data.
   */
  
  #define __GENERATING_BOUNDS_H
  /* Include headers that define the enum constants of interest */

  #include <linux/page-flags.h>

  #include <linux/mmzone.h>

  #include <linux/kbuild.h>

  #include <linux/log2.h>

  #include <linux/spinlock_types.h>

  
  void foo(void)
  {

  	/* The enum constants to put into include/generated/bounds.h */

  	DEFINE(NR_PAGEFLAGS, __NR_PAGEFLAGS);

  	DEFINE(MAX_NR_ZONES, __MAX_NR_ZONES);

  #ifdef CONFIG_SMP
  	DEFINE(NR_CPUS_BITS, ilog2(CONFIG_NR_CPUS));
  #endif

  	DEFINE(SPINLOCK_SIZE, sizeof(spinlock_t));

  	/* End of constants */
  }