From 8139713c46aa63abb65d53fc237a21ffe91aa0bb Mon Sep 17 00:00:00 2001
From: rsc <rsc>
Date: Fri, 10 Aug 2007 17:19:15 +0000
Subject: add note

---
 trap.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'trap.c')

diff --git a/trap.c b/trap.c
index ed66e99..1faa49e 100644
--- a/trap.c
+++ b/trap.c
@@ -57,6 +57,7 @@ trap(struct trapframe *tf)
         proc_exit();
 
       // Force process to give up CPU and let others run.
+      // If locks were held with interrupts on, would need to check nlock.
       if(cp->state == RUNNING)
         yield();
     }
-- 
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