msr.c

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#include <linux/module.h>
#include <linux/preempt.h>
#include <asm/msr.h>

struct msr *msrs_alloc(void)
{
    struct msr *msrs = NULL;

    msrs = alloc_percpu(struct msr);
    if (!msrs) {
        pr_warning("%s: error allocating msrs\n", __func__);
        return NULL;
    }

    return msrs;
}
EXPORT_SYMBOL(msrs_alloc);

void msrs_free(struct msr *msrs)
{
    free_percpu(msrs);
}
EXPORT_SYMBOL(msrs_free);