Hi Yinghai,
FYI, there are new compile warnings show up in
tree: git://git.kernel.org/pub/scm/linux/kernel/git/yinghai/linux-yinghai.git for-pci-next
head: 6689ac2f7e4750ad64e885cbc5d6aad3620579fe
commit: 4c042add99193c3fea6f9878af3a8839137e7064 [102/103] PCI, ACPI: using acpi/pci bind path for pci_host_bridge
config: i386-alldefconfig
All warnings:
drivers/acpi/pci_root.c: In function 'acpi_pci_root_remove':
drivers/acpi/pci_root.c:626:14: warning: unused variable 'handle' [-Wunused-variable]
drivers/acpi/pci_root.c:625:14: warning: unused variable 'status' [-Wunused-variable]
vim +626 drivers/acpi/pci_root.c
4be44fcd (Len Brown 2005-08-05 623) static int acpi_pci_root_remove(struct acpi_device *device, int type)
^1da177e (Linus Torvalds 2005-04-16 624) {
d8888698 (Yinghai Lu 2012-09-27 625) acpi_status status;
d8888698 (Yinghai Lu 2012-09-27 @626) acpi_handle handle;
caf420c6 (Bjorn Helgaas 2009-06-18 627) struct acpi_pci_root *root = acpi_driver_data(device);
c8e9afb1 (Jiang Liu 2012-09-18 628) struct acpi_pci_driver *driver;
c8e9afb1 (Jiang Liu 2012-09-18 629)
c553d376 (Yinghai Lu 2012-09-27 630) pci_stop_root_bus(root->bus);
c553d376 (Yinghai Lu 2012-09-27 631)
d0020f65 (Taku Izumi 2012-09-18 632) mutex_lock(&acpi_pci_root_lock);
e8ca311c (Yinghai Lu 2012-09-27 633) list_for_each_entry_reverse(driver, &acpi_pci_drivers, node)
c8e9afb1 (Jiang Liu 2012-09-18 634) if (driver->remove)
The code at line 626 was first introduced by commit:
d888869 PCI, ACPI: delete root bus prt during hot remove path
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0-DAY kernel build testing backend Open Source Technology Centre
Fengguang Wu, Yuanhan Liu Intel Corporation
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