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From: kbuild test robot <lkp@intel.com>
To: Matthew Wilcox <willy@infradead.org>
Cc: kbuild-all@01.org, Andrew Morton <akpm@linux-foundation.org>,
	linux-mm@kvack.org,
	"Matthew Wilcox (Oracle)" <willy@infradead.org>
Subject: Re: [PATCH v2 2/3] mm: Introduce page_shift()
Date: Wed, 24 Jul 2019 18:40:25 +0800	[thread overview]
Message-ID: <201907241853.yNQTrJWd%lkp@intel.com> (raw)
In-Reply-To: <20190721104612.19120-3-willy@infradead.org>

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Hi Matthew,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[cannot apply to v5.3-rc1 next-20190724]
[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/Matthew-Wilcox/Make-working-with-compound-pages-easier/20190722-030555
config: powerpc64-allyesconfig (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 7.4.0
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=7.4.0 make.cross ARCH=powerpc64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

Note: the linux-review/Matthew-Wilcox/Make-working-with-compound-pages-easier/20190722-030555 HEAD e1bb8b04ba8cf861b2610b0ae646ee49cb069568 builds fine.
      It only hurts bisectibility.

All error/warnings (new ones prefixed by >>):

   drivers/vfio/vfio_iommu_spapr_tce.c: In function 'tce_page_is_contained':
>> drivers/vfio/vfio_iommu_spapr_tce.c:193:9: error: called object 'page_shift' is not a function or function pointer
     return page_shift(compound_head(page)) >= page_shift;
            ^~~~~~~~~~
   drivers/vfio/vfio_iommu_spapr_tce.c:179:16: note: declared here
      unsigned int page_shift)
                   ^~~~~~~~~~
>> drivers/vfio/vfio_iommu_spapr_tce.c:194:1: warning: control reaches end of non-void function [-Wreturn-type]
    }
    ^

vim +/page_shift +193 drivers/vfio/vfio_iommu_spapr_tce.c

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

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  parent reply	other threads:[~2019-07-24 10:40 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-21 10:46 [PATCH v2 0/3] Make working with compound pages easier Matthew Wilcox
2019-07-21 10:46 ` [PATCH v2 1/3] mm: Introduce page_size() Matthew Wilcox
2019-07-23  0:43   ` Ira Weiny
2019-07-23 16:02     ` Matthew Wilcox
2019-07-23 17:58       ` Ira Weiny
2019-07-23 18:14         ` Matthew Wilcox
2019-07-23 20:44           ` Ira Weiny
2019-07-23 21:03             ` Matthew Wilcox
2019-09-20 23:28       ` Andrew Morton
2019-09-21  1:09         ` Matthew Wilcox
2019-09-22  2:13           ` Weiny, Ira
2019-07-21 10:46 ` [PATCH v2 2/3] mm: Introduce page_shift() Matthew Wilcox
2019-07-23  0:44   ` Ira Weiny
2019-07-24 10:40   ` kbuild test robot [this message]
2019-07-25  0:30     ` Andrew Morton
2019-07-25 20:30       ` Ira Weiny
2019-09-23 20:30         ` Matthew Wilcox
2019-07-21 10:46 ` [PATCH v2 3/3] mm: Introduce compound_nr() Matthew Wilcox
2019-07-23  0:46   ` Ira Weiny
2019-07-23 12:55 ` [PATCH v2 0/3] Make working with compound pages easier Kirill A. Shutemov

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