linux-kernel - Re: [PATCH 7/8] KVM: xen: prepare for using 'default' vcpu

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Message-ID: <202309181725.cpTHcjo6-lkp@intel.com>
Date:   Mon, 18 Sep 2023 17:25:37 +0800
From:   kernel test robot <lkp@...el.com>
To:     Paul Durrant <paul@....org>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     oe-kbuild-all@...ts.linux.dev, Paul Durrant <pdurrant@...zon.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        David Woodhouse <dwmw2@...radead.org>, x86@...nel.org
Subject: Re: [PATCH 7/8] KVM: xen: prepare for using 'default' vcpu_info

Hi Paul,

kernel test robot noticed the following build warnings:

[auto build test WARNING on kvm/queue]
[also build test WARNING on mst-vhost/linux-next linus/master v6.6-rc2 next-20230918]
[cannot apply to kvm/linux-next]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Paul-Durrant/KVM-pfncache-add-a-map-helper-function/20230914-171017
base:   https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue
patch link:    https://lore.kernel.org/r/20230914084946.200043-8-paul%40xen.org
patch subject: [PATCH 7/8] KVM: xen: prepare for using 'default' vcpu_info
config: i386-randconfig-063-20230918 (https://download.01.org/0day-ci/archive/20230918/202309181725.cpTHcjo6-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230918/202309181725.cpTHcjo6-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309181725.cpTHcjo6-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> arch/x86/kvm/xen.c:492:25: sparse: sparse: symbol 'get_vcpu_info_cache' was not declared. Should it be static?
   arch/x86/kvm/xen.c:441:9: sparse: sparse: context imbalance in 'kvm_xen_update_runstate_guest' - unexpected unlock

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki