Hi Yinghai, FYI, kernel build failed on tree: for-pci-kill-pci-root-buses head: 5e4af90ab778188866399b772ac0c0002c1aa95a commit: d77b2c8faf39dd5d0fc1e2fea1a367299ee1282b [67/69] PCI, powerpc: kill pci_root_buses in resources reservations config: powerpc-chroma_defconfig All error/warnings: arch/powerpc/kernel/pci_64.c: In function 'sys_pciconfig_iobase': arch/powerpc/kernel/pci_64.c:215:20: error: unused variable 'ln' [-Werror=unused-variable] cc1: all warnings being treated as errors -- arch/powerpc/kernel/pci-common.c: In function 'pcibios_resource_survey': arch/powerpc/kernel/pci-common.c:1407:4: error: passing argument 1 of 'pcibios_reserve_legacy_regions' from incompatible pointer type [-Werror] arch/powerpc/kernel/pci-common.c:1334:20: note: expected 'struct pci_bus *' but argument is of type 'struct pci_host_bridge *' cc1: all warnings being treated as errors vim +215 arch/powerpc/kernel/pci_64.c 209 #define IOBASE_ISA_MEM 4 210 211 long sys_pciconfig_iobase(long which, unsigned long in_bus, 212 unsigned long in_devfn) 213 { 214 struct pci_controller* hose; > 215 struct list_head *ln; 216 struct pci_bus *bus; 217 struct device_node *hose_node; 218 struct pci_host_bridge *host_bridge = NULL; --- 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