[patch 09/18] PNP: in debug resource dump, make empty list obvious

Bjorn Helgaas
2008-06-04T22:11:57Z

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If the resource list is empty, say that explicitly. Previously,
it was confusing because often the heading was followed by zero
resource lines, then some "add resource" lines from auto-assignment,
so the "add" lines looked like current resources.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Acked-by: Rene Herman <rene.herman@gmail.com>

Index: work10/drivers/pnp/support.c
===================================================================
--- work10.orig/drivers/pnp/support.c 2008-05-16 16:01:26.000000000 -0600
+++ work10/drivers/pnp/support.c 2008-05-16 16:13:42.000000000 -0600
@@ -77,7 +77,12 @@ void dbg_pnp_show_resources(struct pnp_d
struct pnp_resource *pnp_res;
struct resource *res;

- dev_dbg(&dev->dev, "current resources: %s\n", desc);
+ if (list_empty(&dev->resources)) {
+ dev_dbg(&dev->dev, "%s: no current resources\n", desc);
+ return;
+ }
+
+ dev_dbg(&dev->dev, "%s: current resources:\n", desc);
list_for_each_entry(pnp_res, &dev->resources, list) {
res = &pnp_res->res;

--