Index: arch/amd64/src/fpu_context.c
===================================================================
--- arch/amd64/src/fpu_context.c	(revision b0edf3b2dee68a5024674c89cad7b78b9d0b5aa2)
+++ arch/amd64/src/fpu_context.c	(revision f3a6c8e593cee3b567dd3356e55e5936fc44ee80)
@@ -46,5 +46,5 @@
 void fpu_context_restore(fpu_context_t *fctx)
 {
-	/* TODO: We need malloc that allocates on 16-byte boundary !! */
+	/* Align on 16-byte boundary */
 	if (((__u64)fctx) & 0xf)
 		fctx = (fpu_context_t *)((((__u64)fctx) | 0xf) + 1);
@@ -57,4 +57,5 @@
 void fpu_init(void)
 {
+	/* TODO: Zero all SSE, MMX etc. registers */
 	__asm__ volatile (
 		"fninit;"