linux-kernel - [intel-tdx:guest-attest-wip 2/3] drivers/virt/coco/tdx-guest/tdx-guest.c:129:32: warning: 'tdx_guest

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Date:   Wed, 21 Sep 2022 16:45:52 +0800
From:   kernel test robot <lkp@...el.com>
To:     Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Bagas Sanjaya <bagasdotme@...il.com>,
        Tony Luck <tony.luck@...el.com>
Subject: [intel-tdx:guest-attest-wip 2/3]
 drivers/virt/coco/tdx-guest/tdx-guest.c:129:32: warning: 'tdx_guest_ids'
 defined but not used

tree:   https://github.com/intel/tdx.git guest-attest-wip
head:   33cc9e3b6141b4339bceb2591c188d866c7a9052
commit: 3a38d73702055606f2b0a1ea0610767e7142e0cb [2/3] virt: Add TDX guest driver
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20220921/202209211607.tCtTWKbV-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel/tdx/commit/3a38d73702055606f2b0a1ea0610767e7142e0cb
        git remote add intel-tdx https://github.com/intel/tdx.git
        git fetch --no-tags intel-tdx guest-attest-wip
        git checkout 3a38d73702055606f2b0a1ea0610767e7142e0cb
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/virt/coco/tdx-guest/

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

All warnings (new ones prefixed by >>):

>> drivers/virt/coco/tdx-guest/tdx-guest.c:129:32: warning: 'tdx_guest_ids' defined but not used [-Wunused-const-variable=]
     129 | static const struct x86_cpu_id tdx_guest_ids[] = {
         |                                ^~~~~~~~~~~~~


vim +/tdx_guest_ids +129 drivers/virt/coco/tdx-guest/tdx-guest.c

   128	
 > 129	static const struct x86_cpu_id tdx_guest_ids[] = {
   130		X86_MATCH_FEATURE(X86_FEATURE_TDX_GUEST, NULL),
   131		{}
   132	};
   133	MODULE_DEVICE_TABLE(x86cpu, tdx_guest_ids);
   134	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp