| // 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; |
| } |
