diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 981e701..e187257 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -414,8 +414,11 @@ static void pbus_size_io(struct pci_bus *bus, resource_size_t min_size)
 	struct resource *b_res = find_free_bus_resource(bus, IORESOURCE_IO);
 	unsigned long size = 0, size1 = 0, old_size;
 
-	if (!b_res)
+	if (!b_res) {
+		dev_printk(KERN_INFO, &bus->self->dev, "No i/o resources for bridge window "
+					 "[bus %02x-%02x]\n", bus->secondary, bus->subordinate);
  		return;
+	}
 
 	list_for_each_entry(dev, &bus->devices, bus_list) {
 		int i;
@@ -427,6 +430,11 @@ static void pbus_size_io(struct pci_bus *bus, resource_size_t min_size)
 			if (r->parent || !(r->flags & IORESOURCE_IO))
 				continue;
 			r_size = resource_size(r);
+			if (r_size == 1) {
+				r_size = 0;
+				dev_printk(KERN_INFO, dev, "%pR io resource sized to zero"
+					 "%pR \n", r);
+			}
 
 			if (r_size < 0x400)
 				/* Might be re-aligned for ISA */
@@ -453,6 +461,9 @@ static void pbus_size_io(struct pci_bus *bus, resource_size_t min_size)
 			dev_info(&bus->self->dev, "disabling bridge window "
 				 "%pR to [bus %02x-%02x] (unused)\n", b_res,
 				 bus->secondary, bus->subordinate);
+		dev_printk(KERN_INFO, &bus->self->dev, "bridge io window reset"
+					 "%pR to [bus %02x-%02x]\n", b_res,
+					 bus->secondary, bus->subordinate);
 		b_res->flags = 0;
 		return;
 	}
@@ -460,6 +471,9 @@ static void pbus_size_io(struct pci_bus *bus, resource_size_t min_size)
 	b_res->start = 4096;
 	b_res->end = b_res->start + size - 1;
 	b_res->flags |= IORESOURCE_STARTALIGN;
+	dev_printk(KERN_INFO, &bus->self->dev, "bridge io window sized successfully "
+				 "%pR to [bus %02x-%02x]\n", b_res,
+				 bus->secondary, bus->subordinate);
 }
 
 /* Calculate the size of the bus and minimal alignment which
@@ -474,8 +488,11 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask,
 	struct resource *b_res = find_free_bus_resource(bus, type);
 	unsigned int mem64_mask = 0;
 
-	if (!b_res)
+	if (!b_res) {
+		dev_printk(KERN_INFO, &bus->self->dev, "No mem resources for bridge window "
+					 "[bus %02x-%02x]\n", bus->secondary, bus->subordinate);
 		return 0;
+	}
 
 	memset(aligns, 0, sizeof(aligns));
 	max_order = 0;
@@ -494,6 +511,11 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask,
 			if (r->parent || (r->flags & mask) != type)
 				continue;
 			r_size = resource_size(r);
+			if (r_size == 1) {
+				r_size = 0;
+				dev_printk(KERN_INFO, dev, "%pR mem resource sized to zero"
+					 "%pR \n", r);
+			}
 			/* For bridges size != alignment */
 			align = pci_resource_alignment(dev, r);
 			order = __ffs(align) - 20;
@@ -543,6 +565,9 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask,
 			dev_info(&bus->self->dev, "disabling bridge window "
 				 "%pR to [bus %02x-%02x] (unused)\n", b_res,
 				 bus->secondary, bus->subordinate);
+		dev_printk(KERN_INFO, &bus->self->dev, "bridge mem window reset"
+					 "%pR to [bus %02x-%02x]\n", b_res,
+					 bus->secondary, bus->subordinate);
 		b_res->flags = 0;
 		return 1;
 	}
@@ -550,6 +575,9 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask,
 	b_res->end = size + min_align - 1;
 	b_res->flags |= IORESOURCE_STARTALIGN;
 	b_res->flags |= mem64_mask;
+	dev_printk(KERN_INFO, &bus->self->dev, "bridge mem window sized successfully "
+				 "%pR to [bus %02x-%02x]\n", b_res,
+				 bus->secondary, bus->subordinate);
 	return 1;
 }