// 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)); #ifdef CONFIG_LRU_GEN DEFINE(LRU_GEN_WIDTH, order_base_2(MAX_NR_GENS + 1)); DEFINE(__LRU_REFS_WIDTH, MAX_NR_TIERS - 2); #else DEFINE(LRU_GEN_WIDTH, 0); DEFINE(__LRU_REFS_WIDTH, 0); #endif /* End of constants */ return 0; }