1 // SPDX-License-Identifier: GPL-2.0
2 #include <asm/paravirt.h>
3 #include <linux/smp.h>
4 #include <linux/export.h>
5
6 static void __wbinvd(void *dummy)
7 {
8 wbinvd();
9 }
10
11 void wbinvd_on_cpu(int cpu)
12 {
13 smp_call_function_single(cpu, __wbinvd, NULL, 1);
14 }
15 EXPORT_SYMBOL(wbinvd_on_cpu);
16
17 int wbinvd_on_all_cpus(void)
18 {
19 on_each_cpu(__wbinvd, NULL, 1);
20 return 0;
21 }
22 EXPORT_SYMBOL(wbinvd_on_all_cpus);
23
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