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2024-05-10 10ebd8556b7990499c896a550e3d416b444211e6

 kernel/arch/s390/include/asm/smp.h
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@@ -9,10 +9,8 @@
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 #define __ASM_SMP_H
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 #include <asm/sigp.h>
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-
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-#ifdef CONFIG_SMP
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-
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 #include <asm/lowcore.h>
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+#include <asm/processor.h>
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 #define raw_smp_processor_id()	(S390_lowcore.cpu_nr)
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@@ -33,39 +31,12 @@
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 extern int smp_find_processor_id(u16 address);
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 extern int smp_store_status(int cpu);
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 extern void smp_save_dump_cpus(void);
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-extern int smp_vcpu_scheduled(int cpu);
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 extern void smp_yield_cpu(int cpu);
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 extern void smp_cpu_set_polarization(int cpu, int val);
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 extern int smp_cpu_get_polarization(int cpu);
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+extern int smp_cpu_get_cpu_address(int cpu);
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 extern void smp_fill_possible_mask(void);
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 extern void smp_detect_cpus(void);
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-
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-#else /* CONFIG_SMP */
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-
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-#define smp_cpu_mtid	0
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-
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-static inline void smp_call_ipl_cpu(void (*func)(void *), void *data)
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-{
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-	func(data);
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-}
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-
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-static inline void smp_call_online_cpu(void (*func)(void *), void *data)
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-{
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-	func(data);
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-}
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-
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-static inline void smp_emergency_stop(void)
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-{
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-}
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-
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-static inline int smp_find_processor_id(u16 address) { return 0; }
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-static inline int smp_store_status(int cpu) { return 0; }
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-static inline int smp_vcpu_scheduled(int cpu) { return 1; }
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-static inline void smp_yield_cpu(int cpu) { }
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-static inline void smp_fill_possible_mask(void) { }
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-static inline void smp_detect_cpus(void) { }
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-
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-#endif /* CONFIG_SMP */
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 static inline void smp_stop_cpu(void)
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 {
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@@ -83,14 +54,14 @@
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 	return cpu - (cpu % (smp_cpu_mtid + 1));
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 }
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-#ifdef CONFIG_HOTPLUG_CPU
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+static inline void smp_cpus_done(unsigned int max_cpus)
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+{
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+}
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+
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 extern int smp_rescan_cpus(void);
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 extern void __noreturn cpu_die(void);
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 extern void __cpu_die(unsigned int cpu);
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 extern int __cpu_disable(void);
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-#else
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-static inline int smp_rescan_cpus(void) { return 0; }
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-static inline void cpu_die(void) { }
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-#endif
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+extern void schedule_mcck_handler(void);
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 #endif /* __ASM_SMP_H */