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SubjectRe: [PATCH v3 3/7] x86/hyper-v: reenlightenment notifications support
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Thomas Gleixner <tglx@linutronix.de> writes:

> On Fri, 19 Jan 2018, Vitaly Kuznetsov wrote:
>> kbuild test robot <lkp@intel.com> writes:
>>
>> > Hi Vitaly,
>> >
>> > Thank you for the patch! Perhaps something to improve:
>> >
>> > [auto build test WARNING on tip/auto-latest]
>> > [also build test WARNING on v4.15-rc8 next-20180118]
>> > [cannot apply to tip/x86/core kvm/linux-next]
>> > [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/Vitaly-Kuznetsov/x86-kvm-hyperv-stable-clocksorce-for-L2-guests-when-running-nested-KVM-on-Hyper-V/20180119-160814
>> > config: x86_64-allmodconfig (attached as .config)
>> > compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025
>> > reproduce:
>> > # save the attached .config to linux build tree
>> > make ARCH=x86_64
>> >
>> > All warnings (new ones prefixed by >>):
>> >
>> > In file included from include/linux/kasan.h:17:0,
>> > from include/linux/slab.h:129,
>> > from include/linux/irq.h:26,
>> > from arch/x86/include/asm/hardirq.h:6,
>> > from include/linux/hardirq.h:9,
>> > from include/linux/interrupt.h:13,
>> > from arch/x86/include/asm/mshyperv.h:8,
>> > from arch/x86//entry/vdso/vdso32/../vclock_gettime.c:20,
>> > from arch/x86//entry/vdso/vdso32/vclock_gettime.c:33:
>> > arch/x86/include/asm/pgtable.h: In function 'clone_pgd_range':
>> > arch/x86/include/asm/pgtable.h:1129:9: error: implicit declaration of function 'kernel_to_user_pgdp'; did you mean 'u64_to_user_ptr'? [-Werror=implicit-function-declaration]
>> > memcpy(kernel_to_user_pgdp(dst), kernel_to_user_pgdp(src),
>> > ^~~~~~~~~~~~~~~~~~~
>>
>> Sorry but I'm failing to see how this (and all the rest) is related to
>> my patch ...
>
> You added '#include <linux/interrupt.h>' to mshyperv.h which is included in
> vclock_gettime.c and pulls in other stuff which fails to expand....
>

Oh, right, thanks! I'll see what can be done.

--
Vitaly

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