| #ifndef __ASM_MACH_IPI_H |
| #define __ASM_MACH_IPI_H |
| |
| /* Avoid include hell */ |
| #define NMI_VECTOR 0x02 |
| |
| void send_IPI_mask_bitmask(cpumask_t mask, int vector); |
| void __send_IPI_shortcut(unsigned int shortcut, int vector); |
| |
| extern int no_broadcast; |
| |
| static inline void send_IPI_mask(cpumask_t mask, int vector) |
| { |
| send_IPI_mask_bitmask(mask, vector); |
| } |
| |
| static inline void __local_send_IPI_allbutself(int vector) |
| { |
| if (no_broadcast || vector == NMI_VECTOR) { |
| cpumask_t mask = cpu_online_map; |
| |
| cpu_clear(smp_processor_id(), mask); |
| send_IPI_mask(mask, vector); |
| } else |
| __send_IPI_shortcut(APIC_DEST_ALLBUT, vector); |
| } |
| |
| static inline void __local_send_IPI_all(int vector) |
| { |
| if (no_broadcast || vector == NMI_VECTOR) |
| send_IPI_mask(cpu_online_map, vector); |
| else |
| __send_IPI_shortcut(APIC_DEST_ALLINC, vector); |
| } |
| |
| static inline void 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; |
| |
| __local_send_IPI_allbutself(vector); |
| return; |
| } |
| |
| static inline void send_IPI_all(int vector) |
| { |
| __local_send_IPI_all(vector); |
| } |
| |
| #endif /* __ASM_MACH_IPI_H */ |