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

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Date:   Sat, 5 Jan 2019 02:30:29 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Ashish Mhetre <amhetre@...dia.com>
Cc:     kbuild-all@...org, vdumpa@...dia.com, mcgrof@...nel.org,
        keescook@...omium.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
        Snikam@...dia.com, Ashish Mhetre <amhetre@...dia.com>
Subject: Re: [PATCH] mm: Expose lazy vfree pages to control via sysctl

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: c6x-evmc6678_defconfig (attached as .config)
compiler: c6x-elf-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=c6x 

All errors (new ones prefixed by >>):

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

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0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/gzip" (5258 bytes)