From 7ab0dc07578eb5981f32b299f8555770cde636ed Mon Sep 17 00:00:00 2001
From: Alan Cox <alan@linux.intel.com>
Date: Sat, 21 Oct 2017 13:50:28 +0100
Subject: [PATCH] z80fixedbank: note a possible optimization

---
 Kernel/lib/z80fixedbank.s | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Kernel/lib/z80fixedbank.s b/Kernel/lib/z80fixedbank.s
index 57bba453..22a8121d 100644
--- a/Kernel/lib/z80fixedbank.s
+++ b/Kernel/lib/z80fixedbank.s
@@ -44,6 +44,9 @@
 ; from switchout().
 ; 
 ; This function can have no arguments or auto variables.
+;
+;	FIXME: can we optimise all the pushes and move them into slow_path
+;
 _switchout:
         di
         call _chksigs
-- 
2.34.1