diff mbox

[29/29] PCI: kill pci_root_buses

Message ID 1348561590-28067-30-git-send-email-yinghai@kernel.org
State Changes Requested
Headers show

Commit Message

Yinghai Lu Sept. 25, 2012, 8:26 a.m. UTC 
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
---
 drivers/pci/probe.c |    8 --------
 include/linux/pci.h |    3 ---
 2 files changed, 0 insertions(+), 11 deletions(-)
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Patch

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 30b1624..0095554 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -23,10 +23,6 @@  struct resource busn_resource = {
 	.flags	= IORESOURCE_BUS,
 };
 
-/* Ugh.  Need to stop exporting this to modules. */
-LIST_HEAD(pci_root_buses);
-EXPORT_SYMBOL(pci_root_buses);
-
 static LIST_HEAD(pci_domain_busn_res_list);
 
 struct pci_domain_busn_res {
@@ -1712,10 +1708,6 @@  struct pci_bus *pci_create_root_bus(struct device *parent, int bus,
 		dev_info(&b->dev, "root bus resource %pR%s\n", res, bus_addr);
 	}
 
-	down_write(&pci_bus_sem);
-	list_add_tail(&b->node, &pci_root_buses);
-	up_write(&pci_bus_sem);
-
 	return b;
 
 class_dev_reg_err:
diff --git a/include/linux/pci.h b/include/linux/pci.h
index c7ca6e9..a1b835f 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -673,9 +673,6 @@  extern enum pcie_bus_config_types pcie_bus_config;
 extern struct bus_type pci_host_bridge_bus_type;
 extern struct bus_type pci_bus_type;
 
-/* Do NOT directly access these two variables, unless you are arch specific pci
- * code, or pci core code. */
-extern struct list_head pci_root_buses;	/* list of all known PCI buses */
 /* Some device drivers need know if pci is initiated */
 extern int no_pci_devices(void);