release/src-rt-6.x.4708/linux/linux-2.6.36/arch/x86/lib/cache-smp.c

   1 #include <linux/smp.h>
   2 #include <linux/module.h>
   3
   4 static void __wbinvd(void *dummy)
   5 {
   6         wbinvd();
   7 }
   8
   9 void wbinvd_on_cpu(int cpu)
  10 {
  11         smp_call_function_single(cpu, __wbinvd, NULL, 1);
  12 }
  13 EXPORT_SYMBOL(wbinvd_on_cpu);
  14
  15 int wbinvd_on_all_cpus(void)
  16 {
  17         return on_each_cpu(__wbinvd, NULL, 1);
  18 }
  19 EXPORT_SYMBOL(wbinvd_on_all_cpus);