Re: [PATCH] mm: Expose lazy vfree pages to control via sysctl

kbuild test robot <lkp@xxxxxxxxx> · Sat, 5 Jan 2019 02:29:28 +0800

Hi Hiroshi,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.20 next-20190103]
[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/Ashish-Mhetre/mm-Expose-lazy-vfree-pages-to-control-via-sysctl/20190105-003852
config: sh-rsk7269_defconfig (attached as .config)
compiler: sh4-linux-gnu-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=sh 

All errors (new ones prefixed by >>):

>> kernel/sysctl.o:(.data+0x2d4): undefined reference to `sysctl_lazy_vfree_pages'

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