---
 kernel/resource.c |   27 ++++++++++++++++++++++-----
 1 file changed, 22 insertions(+), 5 deletions(-)

Index: linux-2.6/kernel/resource.c
===================================================================
--- linux-2.6.orig/kernel/resource.c
+++ linux-2.6/kernel/resource.c
@@ -201,6 +201,7 @@ int request_resource(struct resource *ro
 	write_lock(&resource_lock);
 	conflict = __request_resource(root, new);
 	write_unlock(&resource_lock);
+	printk(KERN_DEBUG "request_resource: root: (%s) [%llx, %llx], new: (%s) [%llx, %llx] conflict %d\n", root->name, root->start, root->end, new->name, new->start, new->end, !!conflict);
 	return conflict ? -EBUSY : 0;
 }
 
@@ -372,12 +373,16 @@ static struct resource * __insert_resour
 
 	for (;; parent = first) {
 		first = __request_resource(parent, new);
-		if (!first)
+		if (!first) {
+			printk(KERN_DEBUG "    insert_resource: good with request direct parent: (%s) [%llx, %llx], new: (%s) [%llx, %llx]\n", parent->name, parent->start, parent->end, new->name, new->start, new->end);
+
 			return first;
+		}
 
 		if (first == parent)
 			return first;
 
+		printk(KERN_DEBUG "  insert_resource: first: (%s) [%llx, %llx], new: (%s) [%llx, %llx]\n", first->name, first->start, first->end, new->name, new->start, new->end);
 		if ((first->start > new->start) || (first->end < new->end))
 			break;
 		if ((first->start == new->start) && (first->end == new->end))
@@ -397,10 +402,13 @@ static struct resource * __insert_resour
 	new->parent = parent;
 	new->sibling = next->sibling;
 	new->child = first;
+	printk(KERN_DEBUG "  insert_resource: direct parent: (%s) [%llx, %llx], new: (%s) [%llx, %llx]\n", parent->name, parent->start, parent->end, new->name, new->start, new->end);
 
 	next->sibling = NULL;
-	for (next = first; next; next = next->sibling)
+	for (next = first; next; next = next->sibling) {
 		next->parent = new;
+		printk(KERN_DEBUG "    insert_resource: child: (%s) [%llx, %llx], new: (%s) [%llx, %llx]\n", next->name, next->start, next->end, new->name, new->start, new->end);
+	}
 
 	if (parent->child == first) {
 		parent->child = new;
@@ -533,8 +541,13 @@ static void __init __reserve_region_with
 
 	for (;;) {
 		conflict = __request_resource(parent, res);
-		if (!conflict)
+		if (!conflict) {
+			printk(KERN_DEBUG "    __reserve_region_with_split: good with request direct parent: (%s) [%llx, %llx], res: (%s) [%llx, %llx]\n",
+				 parent->name, parent->start, parent->end,
+				 name, start, end);
+
 			break;
+		}
 		if (conflict != parent) {
 			parent = conflict;
 			if (!(conflict->flags & IORESOURCE_BUSY))
@@ -548,7 +561,7 @@ static void __init __reserve_region_with
 	}
 
 	if (!res) {
-		printk(KERN_DEBUG "    __reserve_region_with_split: (%s) [%llx, %llx], res: (%s) [%llx, %llx]\n",
+		printk(KERN_DEBUG "  __reserve_region_with_split: conflict: (%s) [%llx, %llx], res: (%s) [%llx, %llx]\n",
 			 conflict->name, conflict->start, conflict->end,
 			 name, start, end);
 
@@ -641,12 +654,16 @@ struct resource * __request_region(struc
 			struct resource *conflict;
 
 			conflict = __request_resource(parent, res);
-			if (!conflict)
+			if (!conflict) {
+				printk(KERN_DEBUG "    __request_region: good with request direct parent: (%s) [%llx, %llx], res: (%s) [%llx, %llx]\n", parent->name, parent->start, parent->end, res->name, res->start, res->end);
 				break;
+			}
 			if (conflict != parent) {
+				printk(KERN_DEBUG "  __request_region: conflict: (%s) [%llx, %llx], res: (%s) [%llx, %llx]\n", conflict->name, conflict->start, conflict->end, res->name, res->start, res->end);
 				parent = conflict;
 				if (!(conflict->flags & IORESOURCE_BUSY))
 					continue;
+				printk(KERN_DEBUG "busy flag\n");
 			}
 
 			/* Uhhuh, that didn't work out.. */