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Date:   Mon, 26 Jun 2017 10:14:53 +0200
From:   Vitaly Kuznetsov <vkuznets@...hat.com>
To:     kys@...hange.microsoft.com
Cc:     olaf@...fle.de, sthemmin@...rosoft.com, gregkh@...uxfoundation.org,
        jasowang@...hat.com, linux-kernel@...r.kernel.org,
        marcelo.cerri@...onical.com, kbuild-all@...org, apw@...onical.com,
        devel@...uxdriverproject.org, leann.ogasawara@...onical.com,
        kbuild test robot <lkp@...el.com>,
        Andy Lutomirski <luto@...nel.org>, x86@...nel.org
Subject: Re: [PATCH 08/10] x86/hyper-v: use hypercall for remote TLB flush

kbuild test robot <lkp@...el.com> writes:

> Hi Vitaly,
>
> [auto build test ERROR on next-20170619]
> [cannot apply to tip/x86/core linus/master linux/master v4.12-rc6 v4.12-rc5 v4.12-rc4 v4.12-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/kys-exchange-microsoft-com/x86-hyper-v-include-hyperv-only-when-CONFIG_HYPERV-is-set/20170626-133601
> config: i386-randconfig-a0-06250447 (attached as .config)
> compiler: gcc-5 (Debian 5.4.1-2) 5.4.1 20160904
> reproduce:
>         # save the attached .config to linux build tree
>         make ARCH=i386 
>
> All errors (new ones prefixed by >>):
>
>    arch/x86/hyperv/mmu.c: In function 'hyperv_flush_tlb_others':
>>> arch/x86/hyperv/mmu.c:120:32: error: passing argument 2 of 'native_flush_tlb_others' from incompatible pointer type [-Werror=incompatible-pointer-types]
>      native_flush_tlb_others(cpus, mm, start, end);
>                                    ^

It seems we're clashing with Andy's 

commit a2055abe9c6789cedef29abbdaa488a087faccc3
Author: Andy Lutomirski <luto@...nel.org>
Date:   Sun May 28 10:00:10 2017 -0700

    x86/mm: Pass flush_tlb_info to flush_tlb_others() etc

The fix should be simple but in case you want me to rebase/resend please
let me know.

-- 
  Vitaly

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