| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __ASM_MACH_IPI_H |
| 2 | #define __ASM_MACH_IPI_H |
| 3 | |
| 4 | void send_IPI_mask_bitmask(cpumask_t mask, int vector); |
| 5 | void __send_IPI_shortcut(unsigned int shortcut, int vector); |
| 6 | |
| 7 | static inline void send_IPI_mask(cpumask_t mask, int vector) |
| 8 | { |
| 9 | send_IPI_mask_bitmask(mask, vector); |
| 10 | } |
| 11 | |
| 12 | static inline void send_IPI_allbutself(int vector) |
| 13 | { |
| 14 | /* |
| 15 | * if there are no other CPUs in the system then we get an APIC send |
| 16 | * error if we try to broadcast, thus avoid sending IPIs in this case. |
| 17 | */ |
| 18 | if (!(num_online_cpus() > 1)) |
| 19 | return; |
| 20 | |
| 21 | __send_IPI_shortcut(APIC_DEST_ALLBUT, vector); |
| 22 | return; |
| 23 | } |
| 24 | |
| 25 | static inline void send_IPI_all(int vector) |
| 26 | { |
| 27 | __send_IPI_shortcut(APIC_DEST_ALLINC, vector); |
| 28 | } |
| 29 | |
| 30 | #endif /* __ASM_MACH_IPI_H */ |