1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_S390_ABS_LOWCORE_H 3 #define _ASM_S390_ABS_LOWCORE_H 4 5 #include <asm/lowcore.h> 6 7 #define ABS_LOWCORE_MAP_SIZE (NR_CPUS * sizeof(struct lowcore)) 8 9 extern unsigned long __abs_lowcore; 10 extern bool abs_lowcore_mapped; 11 12 struct lowcore *get_abs_lowcore(unsigned long *flags); 13 void put_abs_lowcore(struct lowcore *lc, unsigned long flags); 14 int abs_lowcore_map(int cpu, struct lowcore *lc, bool alloc); 15 void abs_lowcore_unmap(int cpu); 16 17 #endif /* _ASM_S390_ABS_LOWCORE_H */ 18