linux-kernel - Re: [PATCH v9 4/4] tpm/kexec: Duplicate TPM measurement log in of-tree for kexec

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Date:   Wed, 19 Apr 2023 01:49:20 +0800
From:   kernel test robot <lkp@...el.com>
To:     Stefan Berger <stefanb@...ux.ibm.com>, kexec@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-integrity@...r.kernel.org,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Cc:     oe-kbuild-all@...ts.linux.dev, nayna@...ux.ibm.com,
        nasastry@...ibm.com, mpe@...erman.id.au,
        Stefan Berger <stefanb@...ux.ibm.com>,
        Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        Eric Biederman <ebiederm@...ssion.com>,
        Nageswara R Sastry <rnsastry@...ux.ibm.com>,
        Coiby Xu <coxu@...hat.com>
Subject: Re: [PATCH v9 4/4] tpm/kexec: Duplicate TPM measurement log in
 of-tree for kexec

Hi Stefan,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 6a8f57ae2eb07ab39a6f0ccad60c760743051026]

url:    https://github.com/intel-lab-lkp/linux/commits/Stefan-Berger/drivers-of-kexec-ima-Support-32-bit-platforms/20230418-214600
base:   6a8f57ae2eb07ab39a6f0ccad60c760743051026
patch link:    https://lore.kernel.org/r/20230418134409.177485-5-stefanb%40linux.ibm.com
patch subject: [PATCH v9 4/4] tpm/kexec: Duplicate TPM measurement log in of-tree for kexec
config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20230419/202304190146.FrlhoboB-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/16a833d47b9aca53a1b099dea4066b76b7f14ee1
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Stefan-Berger/drivers-of-kexec-ima-Support-32-bit-platforms/20230418-214600
        git checkout 16a833d47b9aca53a1b099dea4066b76b7f14ee1
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=um SUBARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash drivers/input/mouse/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304190146.FrlhoboB-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from include/linux/irqdomain.h:36,
                    from include/linux/acpi.h:13,
                    from include/linux/i2c.h:13,
                    from drivers/input/mouse/synaptics.c:30:
>> include/linux/of.h:1664:48: warning: 'struct kimage' declared inside parameter list will not be visible outside of this definition or declaration
    1664 | static inline void tpm_add_kexec_buffer(struct kimage *image) { }
         |                                                ^~~~~~
   drivers/input/mouse/synaptics.c:164:27: warning: 'smbus_pnp_ids' defined but not used [-Wunused-const-variable=]
     164 | static const char * const smbus_pnp_ids[] = {
         |                           ^~~~~~~~~~~~~


vim +1664 include/linux/of.h

  1660	
  1661	#if defined(CONFIG_KEXEC_FILE) && defined(CONFIG_OF_FLATTREE)
  1662	void tpm_add_kexec_buffer(struct kimage *image);
  1663	#else
> 1664	static inline void tpm_add_kexec_buffer(struct kimage *image) { }
  1665	#endif
  1666	

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