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[-v4,6/8] PCI/IA64: add host bridge resource release for _CRS path

Message ID 1370412117-12860-7-git-send-email-wangyijing@huawei.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Yijing Wang June 5, 2013, 6:01 a.m. UTC 
Set IA64 host bridge release function to make sure root bridge
related resources get freed during root bus removal.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-ia64@vger.kernel.org
---
 arch/ia64/pci/pci.c |   11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)
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Patch

diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
index dfb6149..4383b03 100644
--- a/arch/ia64/pci/pci.c
+++ b/arch/ia64/pci/pci.c
@@ -368,6 +368,13 @@  static void __release_pci_root_info(struct pci_root_info *info)
 	kfree(info);
 }
 
+static void release_pci_root_info(struct pci_host_bridge *bridge)
+{
+	struct pci_root_info *info = bridge->release_data;
+
+	__release_pci_root_info(info);
+}
+
 struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)
 {
 	struct acpi_device *device = root->device;
@@ -443,7 +450,9 @@  struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)
 		__release_pci_root_info(info);
 		return NULL;
 	}
-
+
+	pci_set_host_bridge_release(to_pci_host_bridge(pbus->bridge),
+			release_pci_root_info, info);
 	pci_scan_child_bus(pbus);
 	return pbus;