[PATCH v2] powerpc/64s/radix: Fix MADV_[FREE|DONTNEED] TLB flush miss problem with THP

[Nicholas Piggin]

On Thu, 14 Jun 2018 13:51:40 +0800
kbuild test robot <lkp at intel.com> wrote:

> Hi Nicholas,
> 
> I love your patch! Yet something to improve:
> 
> [auto build test ERROR on powerpc/next]
> [also build test ERROR on next-20180613]
> [cannot apply to v4.17]
> [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/Nicholas-Piggin/powerpc-64s-radix-Fix-MADV_-FREE-DONTNEED-TLB-flush-miss-problem-with-THP/20180614-114728
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
> config: microblaze-nommu_defconfig (attached as .config)
> compiler: microblaze-linux-gcc (GCC) 8.1.0
> 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=8.1.0 make.cross ARCH=microblaze 

Ooops, absent mindedly edited a header without thinking it's not
powerpc specific. Will fix it somehow.