diff --git a/sys/amd64/amd64/machdep.c b/sys/amd64/amd64/machdep.c
--- a/sys/amd64/amd64/machdep.c
+++ b/sys/amd64/amd64/machdep.c
@@ -326,10 +326,6 @@
 
 	TSENTER();
 	cr0 = rcr0();
-	/*
-	 * CR0_MP, CR0_NE and CR0_TS are also set by npx_probe() for the
-	 * BSP.  See the comments there about why we set them.
-	 */
 	cr0 |= CR0_MP | CR0_NE | CR0_TS | CR0_WP | CR0_AM;
 	TSENTER2("load_cr0");
 	load_cr0(cr0);