[linux-2.6-block.git] / kernel / bounds.c

// SPDX-License-Identifier: GPL-2.0
/*
 * 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>

int main(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 */

	return 0;
}
Commit	Line	Data
	1	// SPDX-License-Identifier: GPL-2.0
	2	/*
	3	* Generate definitions needed by the preprocessor.
	4	* This code generates raw asm output which is post-processed
	5	* to extract and format the required data.
	6	*/
	7
	8	#define __GENERATING_BOUNDS_H
	9	/* Include headers that define the enum constants of interest */
	10	#include <linux/page-flags.h>
	11	#include <linux/mmzone.h>
	12	#include <linux/kbuild.h>
	13	#include <linux/log2.h>
	14	#include <linux/spinlock_types.h>
	15
	16	int main(void)
	17	{
	18	/* The enum constants to put into include/generated/bounds.h */
	19	DEFINE(NR_PAGEFLAGS, __NR_PAGEFLAGS);
	20	DEFINE(MAX_NR_ZONES, __MAX_NR_ZONES);
	21	#ifdef CONFIG_SMP
	22	DEFINE(NR_CPUS_BITS, ilog2(CONFIG_NR_CPUS));
	23	#endif
	24	DEFINE(SPINLOCK_SIZE, sizeof(spinlock_t));
	25	/* End of constants */
	26
	27	return 0;
	28	}