1 #include <linux/smp.h> 2 #include <linux/export.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); 20