linux-kernel - [intel-tdx:guest 61/127] arch/x86/kernel/cpu/intel.c:66:14: sparse: sparse: symbol 'x86_disable_prot' was not declared. Should it be static?

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Date:   Thu, 2 Sep 2021 12:17:15 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andi Kleen <ak@...ux.intel.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>
Subject: [intel-tdx:guest 61/127] arch/x86/kernel/cpu/intel.c:66:14: sparse:
 sparse: symbol 'x86_disable_prot' was not declared. Should it be static?

tree:   https://github.com/intel/tdx.git guest
head:   c748712bd17bbd7f8a75553911a5557f3d7d32b2
commit: 88ae938a940372416844f862bad42a2d532f1a12 [61/127] x86/tdx: Add option to override prot values
config: x86_64-randconfig-s022-20210901 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.3-348-gf0e6938b-dirty
        # https://github.com/intel/tdx/commit/88ae938a940372416844f862bad42a2d532f1a12
        git remote add intel-tdx https://github.com/intel/tdx.git
        git fetch --no-tags intel-tdx guest
        git checkout 88ae938a940372416844f862bad42a2d532f1a12
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/kernel/cpu/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>


sparse warnings: (new ones prefixed by >>)
>> arch/x86/kernel/cpu/intel.c:66:14: sparse: sparse: symbol 'x86_disable_prot' was not declared. Should it be static?

Please review and possibly fold the followup patch.

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (35461 bytes)