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References: <20220518134550.2358-1-ubizjak@gmail.com> <202205190852.VUijQkwc-lkp@intel.com>
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From:   Uros Bizjak <ubizjak@gmail.com>
Date:   Thu, 19 May 2022 08:33:38 +0200
Message-ID: <CAFULd4bf9EzbhO=Kbexiq6zS7c=pzZ_LxBhLkeWP4HTcUqKD2A@mail.gmail.com>
Subject: Re: [PATCH] KVM: VMX: Use try_cmpxchg64 in pi_try_set_control
To:     kernel test robot <lkp@intel.com>
Cc:     kvm@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
        kbuild-all@lists.01.org, Paolo Bonzini <pbonzini@redhat.com>,
        Sean Christopherson <seanjc@google.com>
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On Thu, May 19, 2022 at 3:05 AM kernel test robot <lkp@intel.com> wrote:
>
> Hi Uros,
>
> Thank you for the patch! Yet something to improve:
>
> [auto build test ERROR on kvm/master]
> [also build test ERROR on mst-vhost/linux-next linux/master linus/master v5.18-rc7 next-20220518]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch]
>
> url:    https://github.com/intel-lab-lkp/linux/commits/Uros-Bizjak/KVM-VMX-Use-try_cmpxchg64-in-pi_try_set_control/20220518-214709
> base:   https://git.kernel.org/pub/scm/virt/kvm/kvm.git master
> config: i386-debian-10.3-kselftests (https://download.01.org/0day-ci/archive/20220519/202205190852.VUijQkwc-lkp@intel.com/config)
> compiler: gcc-11 (Debian 11.2.0-20) 11.2.0
> reproduce (this is a W=1 build):
>         # https://github.com/intel-lab-lkp/linux/commit/2af4f7c4ecfcaedf9b98ba30ee508dc0d9002955
>         git remote add linux-review https://github.com/intel-lab-lkp/linux
>         git fetch --no-tags linux-review Uros-Bizjak/KVM-VMX-Use-try_cmpxchg64-in-pi_try_set_control/20220518-214709
>         git checkout 2af4f7c4ecfcaedf9b98ba30ee508dc0d9002955
>         # save the config file
>         mkdir build_dir && cp config build_dir/.config
>         make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kvm/
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):

As stated in the patch submission, this patch needs locking
infrastructure patches that are currently in the tip git, so there is
a small patch ordering issue between tip and KVM trees.

Uros.