From 4a7a494c0e38a21d9d0f30927985dae86b2e0ef3 Mon Sep 17 00:00:00 2001
From: Yinghai Lu <yinghai@kernel.org>
Date: Thu, 17 May 2012 18:51:11 -0700
Subject: [PATCH] --- yaml --- r: 316424 b: refs/heads/master c:
 5cc62c202211096ec26309722ec27455d52c8726 h: refs/heads/master v: v3

---
 [refs]                    |  2 +-
 trunk/drivers/pci/probe.c | 30 ++++++++++++++++++++++++++++++
 2 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 0ec5e85a2eb0..97062205e732 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3527ed81ca01bbaf09df952e68528377a9cd092f
+refs/heads/master: 5cc62c202211096ec26309722ec27455d52c8726
diff --git a/trunk/drivers/pci/probe.c b/trunk/drivers/pci/probe.c
index 651b096134dc..674a477a6486 100644
--- a/trunk/drivers/pci/probe.c
+++ b/trunk/drivers/pci/probe.c
@@ -20,6 +20,36 @@
 LIST_HEAD(pci_root_buses);
 EXPORT_SYMBOL(pci_root_buses);
 
+static LIST_HEAD(pci_domain_busn_res_list);
+
+struct pci_domain_busn_res {
+	struct list_head list;
+	struct resource res;
+	int domain_nr;
+};
+
+static struct resource *get_pci_domain_busn_res(int domain_nr)
+{
+	struct pci_domain_busn_res *r;
+
+	list_for_each_entry(r, &pci_domain_busn_res_list, list)
+		if (r->domain_nr == domain_nr)
+			return &r->res;
+
+	r = kzalloc(sizeof(*r), GFP_KERNEL);
+	if (!r)
+		return NULL;
+
+	r->domain_nr = domain_nr;
+	r->res.start = 0;
+	r->res.end = 0xff;
+	r->res.flags = IORESOURCE_BUS | IORESOURCE_PCI_FIXED;
+
+	list_add_tail(&r->list, &pci_domain_busn_res_list);
+
+	return &r->res;
+}
+
 static int find_anything(struct device *dev, void *data)
 {
 	return 1;