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Date:   Sun, 5 Nov 2017 15:45:59 +0800
From:   kbuild test robot <lkp@...el.com>
To:     David Daney <david.daney@...ium.com>
Cc:     kbuild-all@...org, linux-mips@...ux-mips.org, ralf@...ux-mips.org,
        James Hogan <james.hogan@...s.com>, netdev@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-kernel@...r.kernel.org,
        "Steven J. Hill" <steven.hill@...ium.com>,
        devicetree@...r.kernel.org, David Daney <david.daney@...ium.com>,
        Carlos Munoz <cmunoz@...iumnetworks.com>
Subject: Re: [PATCH 5/7] MIPS: Octeon: Automatically provision CVMSEG space.

Hi David,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.14-rc7]
[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/David-Daney/Cavium-OCTEON-III-network-driver/20171105-012026
config: mips-cavium_octeon_defconfig (attached as .config)
compiler: mips64-linux-gnuabi64-gcc (Debian 6.1.1-9) 6.1.1 20160705
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
        make.cross ARCH=mips 

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

   In file included from drivers/staging/octeon/ethernet-rx.c:31:0:
   drivers/staging/octeon/ethernet-rx.c: In function 'cvm_oct_poll':
>> drivers/staging/octeon/ethernet-defines.h:35:38: error: 'CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE' undeclared (first use in this function)
    #define USE_ASYNC_IOBDMA            (CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE > 0)
                                         ^
>> drivers/staging/octeon/ethernet-rx.c:204:6: note: in expansion of macro 'USE_ASYNC_IOBDMA'
     if (USE_ASYNC_IOBDMA) {
         ^~~~~~~~~~~~~~~~
   drivers/staging/octeon/ethernet-defines.h:35:38: note: each undeclared identifier is reported only once for each function it appears in
    #define USE_ASYNC_IOBDMA            (CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE > 0)
                                         ^
>> drivers/staging/octeon/ethernet-rx.c:204:6: note: in expansion of macro 'USE_ASYNC_IOBDMA'
     if (USE_ASYNC_IOBDMA) {
         ^~~~~~~~~~~~~~~~
--
   In file included from drivers/staging/octeon/ethernet-tx.c:30:0:
   drivers/staging/octeon/ethernet-tx.c: In function 'cvm_oct_xmit':
>> drivers/staging/octeon/ethernet-defines.h:35:38: error: 'CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE' undeclared (first use in this function)
    #define USE_ASYNC_IOBDMA            (CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE > 0)
                                         ^
>> drivers/staging/octeon/ethernet-tx.c:182:6: note: in expansion of macro 'USE_ASYNC_IOBDMA'
     if (USE_ASYNC_IOBDMA) {
         ^~~~~~~~~~~~~~~~
   drivers/staging/octeon/ethernet-defines.h:35:38: note: each undeclared identifier is reported only once for each function it appears in
    #define USE_ASYNC_IOBDMA            (CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE > 0)
                                         ^
>> drivers/staging/octeon/ethernet-tx.c:182:6: note: in expansion of macro 'USE_ASYNC_IOBDMA'
     if (USE_ASYNC_IOBDMA) {
         ^~~~~~~~~~~~~~~~

vim +/CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE +35 drivers/staging/octeon/ethernet-defines.h

80ff0fd3 David Daney 2009-05-05  34  
80ff0fd3 David Daney 2009-05-05 @35  #define USE_ASYNC_IOBDMA            (CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE > 0)
80ff0fd3 David Daney 2009-05-05  36  

:::::: The code at line 35 was first introduced by commit
:::::: 80ff0fd3ab6451407a20c19b80c1643c4a6d6434 Staging: Add octeon-ethernet driver files.

:::::: TO: David Daney <ddaney@...iumnetworks.com>
:::::: CC: Ralf Baechle <ralf@...ux-mips.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
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