Re: [PATCH] PCI: dwc: fix scheduling while atomic issues

From: kbuild test robot
Date: Tue Aug 21 2018 - 01:40:12 EST


Hi Jisheng,

I love your patch! Yet something to improve:

[auto build test ERROR on pci/next]
[also build test ERROR on v4.18 next-20180820]
[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/Jisheng-Zhang/PCI-dwc-fix-scheduling-while-atomic-issues/20180821-110033
base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
config: arm-omap2plus_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=7.2.0 make.cross ARCH=arm

All errors (new ones prefixed by >>):

drivers/pci/controller/dwc/pcie-designware.o: In function `dw_pcie_prog_outbound_atu':
>> pcie-designware.c:(.text+0x32c): undefined reference to `__bad_udelay'
pcie-designware.c:(.text+0x424): undefined reference to `__bad_udelay'
drivers/pci/controller/dwc/pcie-designware.o: In function `dw_pcie_prog_inbound_atu':
pcie-designware.c:(.text+0x538): undefined reference to `__bad_udelay'
pcie-designware.c:(.text+0x608): undefined reference to `__bad_udelay'

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