#ifndef _ASM_X86_MACH_DEFAULT_MACH_IPI_H #define _ASM_X86_MACH_DEFAULT_MACH_IPI_H /* Avoid include hell */ #define NMI_VECTOR 0x02 void default_send_IPI_mask_bitmask(const struct cpumask *mask, int vector); void default_send_IPI_mask_allbutself(const struct cpumask *mask, int vector); void __default_send_IPI_shortcut(unsigned int shortcut, int vector); extern int no_broadcast; #ifdef CONFIG_X86_64 #include #else static inline void default_send_IPI_mask(const struct cpumask *mask, int vector) { default_send_IPI_mask_bitmask(mask, vector); } void default_send_IPI_mask_allbutself(const struct cpumask *mask, int vector); #endif static inline void __default_local_send_IPI_allbutself(int vector) { if (no_broadcast || vector == NMI_VECTOR) apic->send_IPI_mask_allbutself(cpu_online_mask, vector); else __default_send_IPI_shortcut(APIC_DEST_ALLBUT, vector); } static inline void __default_local_send_IPI_all(int vector) { if (no_broadcast || vector == NMI_VECTOR) apic->send_IPI_mask(cpu_online_mask, vector); else __default_send_IPI_shortcut(APIC_DEST_ALLINC, vector); } #ifdef CONFIG_X86_32 static inline void default_send_IPI_allbutself(int vector) { /* * if there are no other CPUs in the system then we get an APIC send * error if we try to broadcast, thus avoid sending IPIs in this case. */ if (!(num_online_cpus() > 1)) return; __default_local_send_IPI_allbutself(vector); } static inline void default_send_IPI_all(int vector) { __default_local_send_IPI_all(vector); } #endif #endif /* _ASM_X86_MACH_DEFAULT_MACH_IPI_H */