linux-sg2042/arch/x86/lib/cache-smp.c

21 lines
358 B
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/smp.h>
#include <linux/export.h>
static void __wbinvd(void *dummy)
{
wbinvd();
}
void wbinvd_on_cpu(int cpu)
{
smp_call_function_single(cpu, __wbinvd, NULL, 1);
}
EXPORT_SYMBOL(wbinvd_on_cpu);
int wbinvd_on_all_cpus(void)
{
return on_each_cpu(__wbinvd, NULL, 1);
}
EXPORT_SYMBOL(wbinvd_on_all_cpus);