diff options
Diffstat (limited to 'include/asm-alpha')
| -rw-r--r-- | include/asm-alpha/system.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/asm-alpha/system.h b/include/asm-alpha/system.h index 050e86d1289..766ab868e8a 100644 --- a/include/asm-alpha/system.h +++ b/include/asm-alpha/system.h @@ -140,6 +140,16 @@ extern void halt(void) __attribute__((noreturn)); struct task_struct; extern struct task_struct *alpha_switch_to(unsigned long, struct task_struct*); +/* + * On SMP systems, when the scheduler does migration-cost autodetection, + * it needs a way to flush as much of the CPU's caches as possible. + * + * TODO: fill this in! + */ +static inline void sched_cacheflush(void) +{ +} + #define imb() \ __asm__ __volatile__ ("call_pal %0 #imb" : : "i" (PAL_imb) : "memory") |