Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   "Zi Yan" <ziy@nvidia.com>
To:     "kernel test robot" <lkp@intel.com>
Cc:     "Zi Yan" <zi.yan@sent.com>, linux-mm@kvack.org, kbuild-all@01.org,
        clang-built-linux@googlegroups.com, linux-kernel@vger.kernel.org,
        linux-kselftest@vger.kernel.org,
        "Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
        "Andrew Morton" <akpm@linux-foundation.org>,
        "Shuah Khan" <skhan@linuxfoundation.org>,
        "John Hubbard" <jhubbard@nvidia.com>,
        "Sandipan Das" <sandipan@linux.ibm.com>
Subject: Re: [PATCH] mm: huge_memory: a new debugfs interface for splitting
 THP tests.
Date:   Mon, 08 Mar 2021 14:36:18 -0500
Message-ID: <6D152AE0-2B5D-412C-94E8-170116E94C82@nvidia.com>
In-Reply-To: <202103090339.GV1I1C6V-lkp@intel.com>
References: <20210308152221.28555-1-zi.yan@sent.com>
 <202103090339.GV1I1C6V-lkp@intel.com>
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On 8 Mar 2021, at 14:23, kernel test robot wrote:

> Hi Zi,
>
> Thank you for the patch! Yet something to improve:
>
> [auto build test ERROR on kselftest/next]
> [also build test ERROR on linux/master linus/master v5.12-rc2 next-2021=
0305]
> [cannot apply to hnaz-linux-mm/master]
> [If your patch is applied to the wrong git tree, kindly drop us a note.=

> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch]
>
> url:    https://github.com/0day-ci/linux/commits/Zi-Yan/mm-huge_memory-=
a-new-debugfs-interface-for-splitting-THP-tests/20210308-232339
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kse=
lftest.git next
> config: x86_64-randconfig-a015-20210308 (attached as .config)
> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 3a=
11a41795bec548e91621caaa4cc00fc31b2212)
> reproduce (this is a W=3D1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/s=
bin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # install x86_64 cross compiling tool for clang build
>         # apt-get install binutils-x86-64-linux-gnu
>         # https://github.com/0day-ci/linux/commit/961321af55684845ebc1e=
13e4c4e7c0da14a476a
>         git remote add linux-review https://github.com/0day-ci/linux
>         git fetch --no-tags linux-review Zi-Yan/mm-huge_memory-a-new-de=
bugfs-interface-for-splitting-THP-tests/20210308-232339
>         git checkout 961321af55684845ebc1e13e4c4e7c0da14a476a
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=3D$HOME/0day COMPILER=3Dclang make.cross =
ARCH=3Dx86_64
>
> 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 >>):
>
>>> mm/huge_memory.c:3026:40: error: implicit declaration of function 'vm=
a_migratable' [-Werror,-Wimplicit-function-declaration]
>                    if (!vma || addr < vma->vm_start || !vma_migratable(=
vma))
>                                                         ^
>    1 error generated.

There is no need to call vma_migratable() here. Will remove it.

Thanks for catching it.


=E2=80=94
Best Regards,
Yan Zi

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