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SubjectRe: ERROR: "ap_driver_register" undefined!
On Tue, Aug 04, 2020 at 10:29:53PM +0800, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: c0842fbc1b18c7a044e6ff3e8fa78bfa822c7d1a
> commit: e93a1695d7fb551376b1c1220a267d032b6ad159 iommu: Enable compile testing for some of drivers
> date: 5 months ago
> config: s390-randconfig-m031-20200804 (attached as .config)
> compiler: s390-linux-gcc (GCC) 9.3.0
> reproduce (this is a W=1 build):
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout e93a1695d7fb551376b1c1220a267d032b6ad159
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
> >> ERROR: "ap_driver_register" [drivers/s390/crypto/vfio_ap.ko] undefined!
> >> ERROR: "ap_driver_unregister" [drivers/s390/crypto/vfio_ap.ko] undefined!

I have a fix for this ready. I'll send it soon.

Best regards,
Krzysztof

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