netdev - Re: [net-next V7 PATCH 02/16] xdp: introduce xdp_return

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Date:   Fri, 30 Mar 2018 23:12:07 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Jesper Dangaard Brouer <brouer@...hat.com>
Cc:     kbuild-all@...org, netdev@...r.kernel.org,
        BjörnTöpel <bjorn.topel@...el.com>,
        magnus.karlsson@...el.com, eugenia@...lanox.com,
        Jason Wang <jasowang@...hat.com>,
        John Fastabend <john.fastabend@...il.com>,
        Eran Ben Elisha <eranbe@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>, galp@...lanox.com,
        Jesper Dangaard Brouer <brouer@...hat.com>,
        Daniel Borkmann <borkmann@...earbox.net>,
        Alexei Starovoitov <alexei.starovoitov@...il.com>,
        Tariq Toukan <tariqt@...lanox.com>
Subject: Re: [net-next V7 PATCH 02/16] xdp: introduce xdp_return_frame API
 and use in cpumap

Hi Jesper,

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/Jesper-Dangaard-Brouer/XDP-redirect-memory-return-API/20180330-203122
config: arm-multi_v5_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
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
        make.cross ARCH=arm 

All errors (new ones prefixed by >>):

   In file included from arch/arm/mach-orion5x/common.c:28:0:
>> arch/arm/include/asm/mach/map.h:55:8: error: 'mem_type' defined as wrong kind of tag
    struct mem_type;
           ^~~~~~~~

vim +/mem_type +55 arch/arm/include/asm/mach/map.h

e5c5f2ad arch/arm/include/asm/mach/map.h Rob Herring  2012-10-22  54  
69d3a84a arch/arm/include/asm/mach/map.h Hiroshi DOYU 2009-01-28 @55  struct mem_type;
69d3a84a arch/arm/include/asm/mach/map.h Hiroshi DOYU 2009-01-28  56  extern const struct mem_type *get_mem_type(unsigned int type);
69d3a84a arch/arm/include/asm/mach/map.h Hiroshi DOYU 2009-01-28  57  /*
69d3a84a arch/arm/include/asm/mach/map.h Hiroshi DOYU 2009-01-28  58   * external interface to remap single page with appropriate type
69d3a84a arch/arm/include/asm/mach/map.h Hiroshi DOYU 2009-01-28  59   */
69d3a84a arch/arm/include/asm/mach/map.h Hiroshi DOYU 2009-01-28  60  extern int ioremap_page(unsigned long virt, unsigned long phys,
69d3a84a arch/arm/include/asm/mach/map.h Hiroshi DOYU 2009-01-28  61  			const struct mem_type *mtype);
092c1952 include/asm-arm/mach/map.h      Russell King 2006-06-24  62  #else
092c1952 include/asm-arm/mach/map.h      Russell King 2006-06-24  63  #define iotable_init(map,num)	do { } while (0)
c2794437 arch/arm/include/asm/mach/map.h Rob Herring  2012-02-29  64  #define vm_reserve_area_early(a,s,c)	do { } while (0)
c2794437 arch/arm/include/asm/mach/map.h Rob Herring  2012-02-29  65  #endif
c2794437 arch/arm/include/asm/mach/map.h Rob Herring  2012-02-29  66  

:::::: The code at line 55 was first introduced by commit
:::::: 69d3a84a646d6ad6cd693a7a3d5b9af414113d2c omap iommu: simple virtual address space management

:::::: TO: Hiroshi DOYU <Hiroshi.DOYU@...ia.com>
:::::: CC: Hiroshi DOYU <Hiroshi.DOYU@...ia.com>

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