linux-kernel - Re: [PATCH] mm/mincore: allow for making sys

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Message-ID: <201901060319.mJwMkpiz%fengguang.wu@intel.com>
Date:   Sun, 6 Jan 2019 03:44:14 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Jiri Kosina <jikos@...nel.org>
Cc:     kbuild-all@...org, Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Michal Hocko <mhocko@...e.com>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, linux-api@...r.kernel.org
Subject: Re: [PATCH] mm/mincore: allow for making sys_mincore() privileged

Hi Jiri,

I love your 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/Jiri-Kosina/mm-mincore-allow-for-making-sys_mincore-privileged/20190106-013707
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+0x6a0): undefined reference to `sysctl_mincore_privileged'

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

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