linux-kernel - Re: [PATCH 10/13] mm/memory-failure: move some function declarations into internal.h

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Message-ID: <2600230a-5e81-393f-509a-17dbdda99259@huawei.com>
Date: Sat, 25 May 2024 14:39:16 +0800
From: Miaohe Lin <linmiaohe@...wei.com>
To: kernel test robot <lkp@...el.com>
CC: <oe-kbuild-all@...ts.linux.dev>, <nao.horiguchi@...il.com>,
	<linux-mm@...ck.org>, <linux-kernel@...r.kernel.org>,
	<linux-edac@...r.kernel.org>, <akpm@...ux-foundation.org>,
	<tony.luck@...el.com>, <bp@...en8.de>
Subject: Re: [PATCH 10/13] mm/memory-failure: move some function declarations
 into internal.h

On 2024/5/25 10:39, kernel test robot wrote:
> Hi Miaohe,
> 
> kernel test robot noticed the following build errors:
> 
> [auto build test ERROR on akpm-mm/mm-everything]
> [also build test ERROR on linus/master next-20240523]
> [cannot apply to v6.9]
> [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#_base_tree_information]
> 
> url:    https://github.com/intel-lab-lkp/linux/commits/Miaohe-Lin/mm-memory-failure-simplify-put_ref_page/20240524-171903
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
> patch link:    https://lore.kernel.org/r/20240524091310.1430048-11-linmiaohe%40huawei.com
> patch subject: [PATCH 10/13] mm/memory-failure: move some function declarations into internal.h
> config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20240525/202405251049.hxjwX7zO-lkp@intel.com/config)
> compiler: powerpc64-linux-gcc (GCC) 13.2.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240525/202405251049.hxjwX7zO-lkp@intel.com/reproduce)
> 
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202405251049.hxjwX7zO-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
>    drivers/vfio/vfio_iommu_spapr_tce.c: In function 'tce_page_is_contained':
>>> drivers/vfio/vfio_iommu_spapr_tce.c:195:16: error: implicit declaration of function 'page_shift'; did you mean 'page_size'? [-Werror=implicit-function-declaration]
>      195 |         return page_shift(compound_head(page)) >= it_page_shift;
>          |                ^~~~~~~~~~
>          |                page_size
>    cc1: some warnings being treated as errors
> --
>    arch/powerpc/mm/book3s64/iommu_api.c: In function 'mm_iommu_do_alloc':
>>> arch/powerpc/mm/book3s64/iommu_api.c:155:45: error: implicit declaration of function 'page_shift'; did you mean 'page_size'? [-Werror=implicit-function-declaration]
>      155 |                                 pageshift = page_shift(compound_head(page));
>          |                                             ^~~~~~~~~~
>          |                                             page_size
>    cc1: some warnings being treated as errors
> --
>    drivers/net/ethernet/ibm/ehea/ehea_qmr.c: In function 'ehea_is_hugepage':
>>> drivers/net/ethernet/ibm/ehea/ehea_qmr.c:676:13: error: implicit declaration of function 'page_shift'; did you mean 'page_size'? [-Werror=implicit-function-declaration]
>      676 |         if (page_shift(pfn_to_page(pfn)) != EHEA_HUGEPAGESHIFT)
>          |             ^~~~~~~~~~
>          |             page_size
>    cc1: some warnings being treated as errors

Will fix this too. Thanks for testing and reporting.
Thanks.
.