diff --git a/TODO b/TODO
index 724519cd31..5d24888828 100644
--- a/TODO
+++ b/TODO
@@ -1711,6 +1711,9 @@ o Linux/Cywgin simulation (arch/sim)
                simuart_post() will be called from CPU1 and it will try to
                restart NSH on CPU0 and, again, the same problem occurs.
 
+               2016-02-18:  There is an initial implementation based on
+               signals and signal handling, but this is not yet functional.
+
 o ARM (arch/arm/)
   ^^^^^^^^^^^^^^^
 
diff --git a/configs b/configs
index 0ace58ab54..c44086d92f 160000
--- a/configs
+++ b/configs
@@ -1 +1 @@
-Subproject commit 0ace58ab548d5aeae58ebdda44e9ef08d6a79bef
+Subproject commit c44086d92ff6f6cdf181be34d7f24c08438ea91b