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: a25307aeaa18db187698191c0e91d8094d487af7 commit: fe369a44aaa8abb3d439a03c5a69c303ea7d727b [104/106] PCI, ACPI: Move pci_bus_add_devices into acpi_pci_root_add config: x86_64-allmodconfig All warnings: drivers/acpi/pci_root.c: In function 'acpi_pci_root_start': drivers/acpi/pci_root.c:615:24: warning: unused variable 'root' [-Wunused-variable] vim +615 drivers/acpi/pci_root.c 2d532571 (Yinghai Lu 2012-09-30 599) fe369a44 (Yinghai Lu 2012-09-30 600) pci_bus_add_devices(root->bus); fe369a44 (Yinghai Lu 2012-09-30 601) f5eebbe1 (Bjorn Helgaas 2009-06-18 602) return 0; ^1da177e (Linus Torvalds 2005-04-16 603) 6507e6eb (Taku Izumi 2012-09-18 604) out_del_root: 6507e6eb (Taku Izumi 2012-09-18 605) mutex_lock(&acpi_pci_root_lock); 6507e6eb (Taku Izumi 2012-09-18 606) list_del(&root->node); 6507e6eb (Taku Izumi 2012-09-18 607) mutex_unlock(&acpi_pci_root_lock); f5eebbe1 (Bjorn Helgaas 2009-06-18 608) end: f5eebbe1 (Bjorn Helgaas 2009-06-18 609) kfree(root); d550d98d (Patrick Mochel 2006-06-27 610) return result; ^1da177e (Linus Torvalds 2005-04-16 611) } ^1da177e (Linus Torvalds 2005-04-16 612) 4be44fcd (Len Brown 2005-08-05 613) static int acpi_pci_root_start(struct acpi_device *device) c431ada4 (Rajesh Shah 2005-04-28 614) { caf420c6 (Bjorn Helgaas 2009-06-18 @615) struct acpi_pci_root *root = acpi_driver_data(device); c8e9afb1 (Jiang Liu 2012-09-18 616) caf420c6 (Bjorn Helgaas 2009-06-18 617) return 0; c431ada4 (Rajesh Shah 2005-04-28 618) } ^1da177e (Linus Torvalds 2005-04-16 619) 4be44fcd (Len Brown 2005-08-05 620) static int acpi_pci_root_remove(struct acpi_device *device, int type) ^1da177e (Linus Torvalds 2005-04-16 621) { caf420c6 (Bjorn Helgaas 2009-06-18 622) struct acpi_pci_root *root = acpi_driver_data(device); c8e9afb1 (Jiang Liu 2012-09-18 623) --- 0-DAY kernel build testing backend Open Source Technology Centre Fengguang Wu, Yuanhan Liu Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html