Re: [PATCH] dma-mapping: skip USB devices when configuring DMA during probe

From: kbuild test robot
Date: Thu Aug 03 2017 - 15:42:49 EST


Hi Johan,

[auto build test ERROR on driver-core/driver-core-testing]
[also build test ERROR on v4.13-rc3 next-20170803]
[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/Johan-Hovold/dma-mapping-skip-USB-devices-when-configuring-DMA-during-probe/20170804-014620
config: sparc-defconfig (attached as .config)
compiler: sparc-linux-gcc (GCC) 6.2.0
reproduce:
wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=sparc

All errors (new ones prefixed by >>):

drivers/base/dma-mapping.o: In function `dma_configure':
>> dma-mapping.c:(.text+0x720): undefined reference to `usb_bus_type'
dma-mapping.c:(.text+0x728): undefined reference to `usb_bus_type'
drivers/base/dma-mapping.o: In function `dma_deconfigure':
dma-mapping.c:(.text+0x7d0): undefined reference to `usb_bus_type'
dma-mapping.c:(.text+0x7d4): undefined reference to `usb_bus_type'

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