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Date:   Thu, 8 Aug 2019 09:20:54 +0800
From:   kbuild test robot <lkp@intel.com>
To:     Pingfan Liu <kernelfans@gmail.com>
Cc:     kbuild-all@01.org, Thomas Gleixner <tglx@linutronix.de>,
        Andy Lutomirski <luto@kernel.org>, x86@kernel.org,
        Pingfan Liu <kernelfans@gmail.com>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        "H. Peter Anvin" <hpa@zytor.com>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Masami Hiramatsu <mhiramat@kernel.org>, Qian Cai <cai@lca.pw>,
        Vlastimil Babka <vbabka@suse.cz>,
        Daniel Drake <drake@endlessm.com>,
        Jacob Pan <jacob.jun.pan@linux.intel.com>,
        Michal Hocko <mhocko@suse.com>,
        Eric Biederman <ebiederm@xmission.com>,
        linux-kernel@vger.kernel.org, Dave Young <dyoung@redhat.com>,
        Baoquan He <bhe@redhat.com>, kexec@lists.infradead.org
Subject: Re: [PATCH 3/4] x86/smp: send capped cpus to a stable state when
 smp_init()
Message-ID: <201908080938.Rjv1ILYn%lkp@intel.com>
References: <1564995539-29609-4-git-send-email-kernelfans@gmail.com>
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Hi Pingfan,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[cannot apply to v5.3-rc3 next-20190807]
[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/Pingfan-Liu/x86-mce-protect-nr_cpus-from-rebooting-by-broadcast-mce/20190806-101748
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.1-rc1-7-g2b96cd8-dirty
        make ARCH=x86_64 allmodconfig
        make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

   arch/x86/kernel/cpu/common.c:70:16: sparse: sparse: symbol '__cpu_capped_mask' was not declared. Should it be static?
>> arch/x86/kernel/cpu/common.c:72:16: sparse: sparse: symbol '__cpu_capped_done_mask' was not declared. Should it be static?
   arch/x86/kernel/cpu/common.c:138:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff)
   arch/x86/kernel/cpu/common.c:139:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff)
   arch/x86/kernel/cpu/common.c:140:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff)
   arch/x86/kernel/cpu/common.c:141:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff)
   arch/x86/kernel/cpu/common.c:168:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff)
   arch/x86/kernel/cpu/common.c:169:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff)

Please review and possibly fold the followup patch.

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