[Debug,2/2] x86/PCI/ACPI: Gather debug info

Commit Message

Jiang Liu March 2, 2015, 4:33 a.m. UTC

Signed-off-by: Jiang Liu <[e-mail]>
---
 arch/x86/pci/acpi.c     |    3 +++
 drivers/acpi/resource.c |    2 ++
 2 files changed, 5 insertions(+)

Patch

diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index ddafc9e8b9b3..d5e4e77684ef 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -230,6 +230,7 @@  static void validate_resources(struct device *dev, struct list_head *crs_res,
 		bool free = false;
 		resource_size_t end;
 
+		pr_warn("pci_root validate resource %pR\n", entry->res);
 		res1 = entry->res;
 		if (!(res1->flags & type))
 			goto next;
@@ -288,6 +289,7 @@  static void add_resources(struct pci_root_info *info,
 	validate_resources(&info->bridge->dev, crs_res, IORESOURCE_IO);
 
 	resource_list_for_each_entry_safe(entry, tmp, crs_res) {
+		pr_warn("pci_root add resource %pR\n", entry->res);
 		res = entry->res;
 		if (res->flags & IORESOURCE_MEM)
 			root = &iomem_resource;
@@ -346,6 +348,7 @@  static void probe_pci_root_info(struct pci_root_info *info,
 			"no IO and memory resources present in _CRS\n");
 	else
 		resource_list_for_each_entry_safe(entry, tmp, list) {
+			pr_warn("pci_root probe resource %pR\n", entry->res);
 			if (entry->res->flags & IORESOURCE_WINDOW)
 				entry->res->name = info->name;
 			else
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 4752b9939987..55cfd9423ff4 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -470,6 +470,7 @@  static acpi_status acpi_dev_new_resource_entry(struct resource_win *win,
 	rentry->offset = win->offset;
 	resource_list_add_tail(rentry, c->list);
 	c->count++;
+	pr_warn("acpi new resource %pR\n", rentry->res);
 	return AE_OK;
 }
 
@@ -615,6 +616,7 @@  int acpi_dev_filter_resource_type(struct acpi_resource *ares,
 	default:
 		break;
 	}
+	pr_warn("acpi filter resource type %lx, types %lx\n", type, types);
 
 	return (type & types) ? 0 : 1;
 }