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Date:   Fri, 22 Jan 2021 15:13:16 +0800
From:   Baoquan He <bhe@redhat.com>
To:     kernel test robot <lkp@intel.com>
Cc:     linux-kernel@vger.kernel.org, kbuild-all@lists.01.org,
        linux-mm@kvack.org, akpm@linux-foundation.org, rppt@kernel.org,
        david@redhat.com
Subject: Re: [PATCH v4 1/4] mm: rename memmap_init() and memmap_init_zone()
Message-ID: <20210122071316.GJ20161@MiWiFi-R3L-srv>
References: <20210120045213.6571-2-bhe@redhat.com>
 <202101202302.EE9LLAFu-lkp@intel.com>
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On 01/20/21 at 11:47pm, kernel test robot wrote:
> Hi Baoquan,
> 
> I love your patch! Perhaps something to improve:
> 
> [auto build test WARNING on linux/master]
> [also build test WARNING on linus/master v5.11-rc4 next-20210120]
> [cannot apply to mmotm/master hnaz-linux-mm/master ia64/next]
> [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/Baoquan-He/mm-clean-up-names-and-parameters-of-memmap_init_xxxx-functions/20210120-135239
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 1e2a199f6ccdc15cf111d68d212e2fd4ce65682e
> config: mips-randconfig-r036-20210120 (attached as .config)
> compiler: mips-linux-gcc (GCC) 9.3.0
> reproduce (this is a W=1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # https://github.com/0day-ci/linux/commit/1bbb0b35dd2fae4a7a38098e63899677c2e53108
>         git remote add linux-review https://github.com/0day-ci/linux
>         git fetch --no-tags linux-review Baoquan-He/mm-clean-up-names-and-parameters-of-memmap_init_xxxx-functions/20210120-135239
>         git checkout 1bbb0b35dd2fae4a7a38098e63899677c2e53108
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> 
> All warnings (new ones prefixed by >>):
> 
>    mm/page_alloc.c:3597:15: warning: no previous prototype for 'should_fail_alloc_page' [-Wmissing-prototypes]
>     3597 | noinline bool should_fail_alloc_page(gfp_t gfp_mask, unsigned int order)
>          |               ^~~~~~~~~~~~~~~~~~~~~~
> >> mm/page_alloc.c:6258:23: warning: no previous prototype for 'memmap_init_zone' [-Wmissing-prototypes]
>     6258 | void __meminit __weak memmap_init_zone(unsigned long size, int nid,
>          |                       ^~~~~~~~~~~~~~~~

Have posted a patch to fix this warning as below. The patch is based on
this patchset.

https://lore.kernel.org/linux-mm/20210122070359.24010-1-bhe@redhat.com/

Thanks
Baoquan