--- linux-2.5.31/arch/i386/kernel/dmi_scan.c.orig     2002-07-31 23:10:21.000000000 -0400
+++ linux/arch/i386/kernel/dmi_scan.c  2002-07-31 23:13:52.000000000 -0400
@@ -13,6 +13,7 @@
 
 unsigned long dmi_broken;
 int is_sony_vaio_laptop;
+int is_broken_smbus;
 
 struct dmi_header
 {
@@ -468,6 +469,20 @@
 	return 0;
 }
 
+/* 
+ * Don't access SMBus on IBM systems which get corrupted eeproms 
+ */
+
+static __init int disable_smbus(struct dmi_blacklist *d)
+{
+	if (is_broken_smbus == 0)
+	{
+		is_broken_smbus = 1;
+		printk(KERN_INFO "%s machine detected. Disabling SMBus accesses.\n", d->ident);
+	}
+	return 0;
+}
+
 /*
  *	Simple "print if true" callback
  */
@@ -737,6 +752,15 @@
 	 */
 	 
 	{ set_apm_ints, "IBM", {	/* Allow interrupts during suspend on IBM laptops */
+			MATCH(DMI_SYS_VENDOR, "IBM"),
+			NO_MATCH, NO_MATCH, NO_MATCH
+			} },
+
+	/*
+	 *	SMBus / sensors settings
+	 */
+	 
+	{ disable_smbus, "IBM", {
 			MATCH(DMI_SYS_VENDOR, "IBM"),
 			NO_MATCH, NO_MATCH, NO_MATCH
 			} },