Hi Felipe, [auto build test ERROR on usb/usb-testing] [also build test ERROR on v4.9 next-20161213] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Felipe-Balbi/usb-host-xhci-refactor-xhci_hub_control/20161213-192036 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing config: blackfin-allmodconfig (attached as .config) compiler: bfin-uclinux-gcc (GCC) 6.2.0 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=blackfin All errors (new ones prefixed by >>): drivers/usb/host/xhci-hub.c: In function 'xhci_ctrl_set_port_feature.isra.5': >> drivers/usb/host/xhci-hub.c:1159:1: error: unable to find a register to spill in class 'CCREGS' } ^ >> drivers/usb/host/xhci-hub.c:1159:1: error: this is the insn: (insn 977 434 439 44 (set (reg:SI 0 R0 [433]) (zero_extend:SI (reg:BI 16 I0 [599]))) drivers/usb/host/xhci-hub.c:363 30 {zero_extendbisi2} (nil)) drivers/usb/host/xhci-hub.c:1159: confused by earlier errors, bailing out vim +/CCREGS +1159 drivers/usb/host/xhci-hub.c 1153 return -EPIPE; 1154 } 1155 /* unblock any posted writes */ 1156 temp = readl(port_array[wIndex]); 1157 1158 return 0; > 1159 } 1160 1161 static int xhci_ctrl_clear_port_feature(struct usb_hcd *hcd, u16 wValue, 1162 u16 wIndex, char *buf, u16 wLength, unsigned long flags) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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