From: Yinghai Lu <yinghai@kernel.org>
Date: Tue, 14 Apr 2009 01:28:54 +0000 (-0700)
Subject: PCI: cleanup debug output resources
X-Git-Tag: firefly_0821_release~14311^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=681bf597215c62bd6f5ae1180a58a38997122b5b;p=firefly-linux-kernel-4.4.55.git

PCI: cleanup debug output resources

Remove outputs for 0 sized resources and indicate prefetchability.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
---

diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 8d9da9d30a61..a00f85471b6e 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -536,11 +536,13 @@ static void pci_bus_dump_res(struct pci_bus *bus)
 
         for (i = 0; i < PCI_BUS_NUM_RESOURCES; i++) {
                 struct resource *res = bus->resource[i];
-                if (!res)
+                if (!res || !res->end)
                         continue;
 
 		dev_printk(KERN_DEBUG, &bus->dev, "resource %d %s %pR\n", i,
-			   (res->flags & IORESOURCE_IO) ? "io: " : "mem:", res);
+			   (res->flags & IORESOURCE_IO) ? "io: " :
+			    ((res->flags & IORESOURCE_PREFETCH)? "pref mem":"mem:"),
+			   res);
         }
 }