Initial commit; kernel source import

arch/x86/lib/msr.c

@@ -0,0 +1,23 @@
+#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);