diff options
Diffstat (limited to 'include/linux/smp.h')
| -rw-r--r-- | include/linux/smp.h | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/include/linux/smp.h b/include/linux/smp.h index b82466968101..715196b09d67 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h | |||
| @@ -24,6 +24,9 @@ struct call_single_data { | |||
| 24 | /* total number of cpus in this system (may exceed NR_CPUS) */ | 24 | /* total number of cpus in this system (may exceed NR_CPUS) */ |
| 25 | extern unsigned int total_cpus; | 25 | extern unsigned int total_cpus; |
| 26 | 26 | ||
| 27 | int smp_call_function_single(int cpuid, void (*func) (void *info), void *info, | ||
| 28 | int wait); | ||
| 29 | |||
| 27 | #ifdef CONFIG_SMP | 30 | #ifdef CONFIG_SMP |
| 28 | 31 | ||
| 29 | #include <linux/preempt.h> | 32 | #include <linux/preempt.h> |
| @@ -79,8 +82,6 @@ smp_call_function_mask(cpumask_t mask, void(*func)(void *info), void *info, | |||
| 79 | return 0; | 82 | return 0; |
| 80 | } | 83 | } |
| 81 | 84 | ||
| 82 | int smp_call_function_single(int cpuid, void (*func) (void *info), void *info, | ||
| 83 | int wait); | ||
| 84 | void __smp_call_function_single(int cpuid, struct call_single_data *data); | 85 | void __smp_call_function_single(int cpuid, struct call_single_data *data); |
| 85 | 86 | ||
| 86 | /* | 87 | /* |
| @@ -140,14 +141,6 @@ static inline int up_smp_call_function(void (*func)(void *), void *info) | |||
| 140 | static inline void smp_send_reschedule(int cpu) { } | 141 | static inline void smp_send_reschedule(int cpu) { } |
| 141 | #define num_booting_cpus() 1 | 142 | #define num_booting_cpus() 1 |
| 142 | #define smp_prepare_boot_cpu() do {} while (0) | 143 | #define smp_prepare_boot_cpu() do {} while (0) |
| 143 | #define smp_call_function_single(cpuid, func, info, wait) \ | ||
| 144 | ({ \ | ||
| 145 | WARN_ON(cpuid != 0); \ | ||
| 146 | local_irq_disable(); \ | ||
| 147 | (func)(info); \ | ||
| 148 | local_irq_enable(); \ | ||
| 149 | 0; \ | ||
| 150 | }) | ||
| 151 | #define smp_call_function_mask(mask, func, info, wait) \ | 144 | #define smp_call_function_mask(mask, func, info, wait) \ |
| 152 | (up_smp_call_function(func, info)) | 145 | (up_smp_call_function(func, info)) |
| 153 | #define smp_call_function_many(mask, func, info, wait) \ | 146 | #define smp_call_function_many(mask, func, info, wait) \ |
