From 89eb5fbe6d120f19d69c3c84bed69611a746ff03 Mon Sep 17 00:00:00 2001
From: rtm <rtm>
Date: Sat, 24 Jun 2006 22:47:06 +0000
Subject: boot more than two CPUs, each on own initial stack

---
 proc.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'proc.c')

diff --git a/proc.c b/proc.c
index e771c4d..45696a2 100644
--- a/proc.c
+++ b/proc.c
@@ -112,6 +112,10 @@ swtch()
     acquire_spinlock(&kernel_lock);
   }
   
+  // XXX this may be too late, should probably save on the way
+  // in, in case some other CPU decided to run curproc
+  // before we got here. in fact setting state=WAITING and
+  // setting these variables had better be atomic w.r.t. other CPUs.
   op->ebp = read_ebp();
   op->esp = read_esp();
 
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