[gvt-linux:topic/gvt-xengt 4/40] include/xen/arm/interface.h:22:35: error: unknown type name '__guest_handle_ulong'

kbuild test robot lkp at intel.com
Sun Dec 9 03:36:04 UTC 2018

tree:   https://github.com/01org/gvt-linux.git topic/gvt-xengt
head:   7612e0c9fd7bb1b350fe5442506e720616d09035
commit: 215c25a4d35fa00c3023d12a5db7921288d45f15 [4/40] arch/x86/xen: add infrastruction in xen to support gvt
config: arm64-defconfig (attached as .config)
compiler: aarch64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 215c25a4d35fa00c3023d12a5db7921288d45f15
        # save the attached .config to linux build tree
        GCC_VERSION=7.2.0 make.cross ARCH=arm64 

All errors (new ones prefixed by >>):

   In file included from arch/arm64/include/asm/xen/interface.h:1:0,
                    from include/xen/interface/xen.h:30,
                    from include/xen/xen.h:33,
                    from arch/arm64/include/asm/dma-mapping.h:24,
                    from include/linux/dma-mapping.h:197,
                    from include/linux/skbuff.h:34,
                    from include/linux/if_ether.h:23,
                    from include/uapi/linux/ethtool.h:19,
                    from include/linux/ethtool.h:18,
                    from include/linux/netdevice.h:41,
                    from drivers/net/xen-netfront.c:36:
>> include/xen/arm/interface.h:22:35: error: unknown type name '__guest_handle_ulong'
    #define GUEST_HANDLE(name)        __guest_handle_ ## name
   include/xen/interface/memory.h:261:5: note: in expansion of macro 'GUEST_HANDLE'
        GUEST_HANDLE(ulong) pfn_list;

vim +/__guest_handle_ulong +22 include/xen/arm/interface.h

2fbadc30 Marc Zyngier 2016-12-02  14  
2fbadc30 Marc Zyngier 2016-12-02  15  #define __DEFINE_GUEST_HANDLE(name, type) \
2fbadc30 Marc Zyngier 2016-12-02  16  	typedef struct { union { type *p; uint64_aligned_t q; }; }  \
2fbadc30 Marc Zyngier 2016-12-02  17          __guest_handle_ ## name
2fbadc30 Marc Zyngier 2016-12-02  18  
2fbadc30 Marc Zyngier 2016-12-02  19  #define DEFINE_GUEST_HANDLE_STRUCT(name) \
2fbadc30 Marc Zyngier 2016-12-02  20  	__DEFINE_GUEST_HANDLE(name, struct name)
2fbadc30 Marc Zyngier 2016-12-02  21  #define DEFINE_GUEST_HANDLE(name) __DEFINE_GUEST_HANDLE(name, name)
2fbadc30 Marc Zyngier 2016-12-02 @22  #define GUEST_HANDLE(name)        __guest_handle_ ## name
2fbadc30 Marc Zyngier 2016-12-02  23  

:::::: The code at line 22 was first introduced by commit
:::::: 2fbadc3002c5f172d20aa2e7e48920c5f14ed11f arm/arm64: xen: Move shared architecture headers to include/xen/arm

:::::: TO: Marc Zyngier <marc.zyngier at arm.com>
:::::: CC: Stefano Stabellini <sstabellini at kernel.org>

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