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From: kbuild test robot <lkp@intel.com>
To: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Cc: kbuild-all@01.org, bjorn.topel@intel.com,
	magnus.karlsson@intel.com, davem@davemloft.net, ast@kernel.org,
	daniel@iogearbox.net, hawk@kernel.org, john.fastabend@gmail.com,
	netdev@vger.kernel.org, bpf@vger.kernel.org,
	xdp-newbies@vger.kernel.org, linux-kernel@vger.kernel.org,
	Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Subject: Re: [PATCH net-next] xdp: xdp_umem: fix umem pages mapping for 32bits systems
Date: Thu, 27 Jun 2019 17:01:16 +0800	[thread overview]
Message-ID: <201906271645.jioemxcm%lkp@intel.com> (raw)
In-Reply-To: <20190626155911.13574-1-ivan.khoronzhuk@linaro.org>

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Hi Ivan,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on net-next/master]

url:    https://github.com/0day-ci/linux/commits/Ivan-Khoronzhuk/xdp-xdp_umem-fix-umem-pages-mapping-for-32bits-systems/20190627-135949
config: x86_64-randconfig-x004-201925 (attached as .config)
compiler: gcc-7 (Debian 7.4.0-9) 7.4.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

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

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

   net//xdp/xdp_umem.c: In function 'xdp_umem_unmap_pages':
>> net//xdp/xdp_umem.c:177:3: error: implicit declaration of function 'kunmap'; did you mean 'vunmap'? [-Werror=implicit-function-declaration]
      kunmap(umem->pgs[i]);
      ^~~~~~
      vunmap
   net//xdp/xdp_umem.c: In function 'xdp_umem_reg':
>> net//xdp/xdp_umem.c:384:25: error: implicit declaration of function 'kmap'; did you mean 'bmap'? [-Werror=implicit-function-declaration]
      umem->pages[i].addr = kmap(umem->pgs[i]);
                            ^~~~
                            bmap
>> net//xdp/xdp_umem.c:384:23: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
      umem->pages[i].addr = kmap(umem->pgs[i]);
                          ^
   cc1: some warnings being treated as errors

vim +177 net//xdp/xdp_umem.c

   171	
   172	static void xdp_umem_unmap_pages(struct xdp_umem *umem)
   173	{
   174		unsigned int i;
   175	
   176		for (i = 0; i < umem->npgs; i++)
 > 177			kunmap(umem->pgs[i]);
   178	}
   179	

---
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:[~2019-06-27  9:02 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-26 15:59 [PATCH net-next] xdp: xdp_umem: fix umem pages mapping for 32bits systems Ivan Khoronzhuk
2019-06-26 20:50 ` Björn Töpel
2019-06-29 17:53   ` David Miller
2019-07-01 13:10     ` Björn Töpel
2019-06-27  7:04 ` kbuild test robot
2019-06-27  9:01 ` kbuild test robot [this message]

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