From 5be0039ce9e22f140a29e167526c64c723c5be3c Mon Sep 17 00:00:00 2001
From: rtm <rtm>
Date: Thu, 10 Aug 2006 22:08:14 +0000
Subject: interrupts could be recursive since lapic_eoi() called before rti so
 fast interrupts overflow the kernel stack fix: cli() before lapic_eoi()

---
 kalloc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'kalloc.c')

diff --git a/kalloc.c b/kalloc.c
index c13a639..989e3e8 100644
--- a/kalloc.c
+++ b/kalloc.c
@@ -15,7 +15,7 @@
 #include "proc.h"
 #include "spinlock.h"
 
-struct spinlock kalloc_lock = { "kalloc" };
+struct spinlock kalloc_lock;
 
 struct run {
   struct run *next;
@@ -37,6 +37,7 @@ kinit(void)
   uint mem;
   char *start;
   
+  initlock(&kalloc_lock, "kalloc");
   start = (char *) &end;
   start = (char *) (((uint)start + PAGE) & ~(PAGE-1));
   mem = 256; // XXX
-- 
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