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Linux/kernel/bounds.c

  1 /*
  2  * Generate definitions needed by the preprocessor.
  3  * This code generates raw asm output which is post-processed
  4  * to extract and format the required data.
  5  */
  6 
  7 #define __GENERATING_BOUNDS_H
  8 /* Include headers that define the enum constants of interest */
  9 #include <linux/page-flags.h>
 10 #include <linux/mmzone.h>
 11 #include <linux/kbuild.h>
 12 #include <linux/log2.h>
 13 #include <linux/spinlock_types.h>
 14 
 15 void foo(void)
 16 {
 17         /* The enum constants to put into include/generated/bounds.h */
 18         DEFINE(NR_PAGEFLAGS, __NR_PAGEFLAGS);
 19         DEFINE(MAX_NR_ZONES, __MAX_NR_ZONES);
 20 #ifdef CONFIG_SMP
 21         DEFINE(NR_CPUS_BITS, ilog2(CONFIG_NR_CPUS));
 22 #endif
 23         DEFINE(SPINLOCK_SIZE, sizeof(spinlock_t));
 24         /* End of constants */
 25 }
 26 

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