linux-kernel - drivers/gpu/drm/amd/amdgpu/amdgpu_rap.c:110:37: warning: unused variable 'amdgpu_rap_debugfs

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <202302200339.Whql7Emr-lkp@intel.com>
Date:   Mon, 20 Feb 2023 03:08:58 +0800
From:   kernel test robot <lkp@...el.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: drivers/gpu/drm/amd/amdgpu/amdgpu_rap.c:110:37: warning: unused
 variable 'amdgpu_rap_debugfs_ops'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   925cf0457d7e62ce08878ffb789189ac08ca8677
commit: df99e7bbbec3180693b3d932a9cbc88346e2a30e ARM: omap1: use pci_remap_iospace() for omap_cf
date:   10 months ago
config: arm-randconfig-r033-20230220 (https://download.01.org/0day-ci/archive/20230220/202302200339.Whql7Emr-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project db89896bbbd2251fff457699635acbbedeead27f)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=df99e7bbbec3180693b3d932a9cbc88346e2a30e
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout df99e7bbbec3180693b3d932a9cbc88346e2a30e
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/amd/amdgpu/ drivers/gpu/drm/amd/pm/

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/202302200339.Whql7Emr-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/amd/amdgpu/amdgpu_rap.c:110:37: warning: unused variable 'amdgpu_rap_debugfs_ops' [-Wunused-const-variable]
   static const struct file_operations amdgpu_rap_debugfs_ops = {
                                       ^
   1 warning generated.
--
>> drivers/gpu/drm/amd/amdgpu/../pm/amdgpu_pm.c:38:34: warning: unused variable 'clocks' [-Wunused-const-variable]
   static const struct cg_flag_name clocks[] = {
                                    ^
   1 warning generated.


vim +/amdgpu_rap_debugfs_ops +110 drivers/gpu/drm/amd/amdgpu/amdgpu_rap.c

a4322e1881bed8 Wenhui Sheng 2020-08-11  109  
a4322e1881bed8 Wenhui Sheng 2020-08-11 @110  static const struct file_operations amdgpu_rap_debugfs_ops = {
a4322e1881bed8 Wenhui Sheng 2020-08-11  111  	.owner = THIS_MODULE,
a4322e1881bed8 Wenhui Sheng 2020-08-11  112  	.read = NULL,
a4322e1881bed8 Wenhui Sheng 2020-08-11  113  	.write = amdgpu_rap_debugfs_write,
a4322e1881bed8 Wenhui Sheng 2020-08-11  114  	.llseek = default_llseek
a4322e1881bed8 Wenhui Sheng 2020-08-11  115  };
a4322e1881bed8 Wenhui Sheng 2020-08-11  116  

:::::: The code at line 110 was first introduced by commit
:::::: a4322e1881bed80ddb904482f0b2e948fa7fd47e drm/amdgpu: add debugfs interface for RAP test

:::::: TO: Wenhui Sheng <Wenhui.Sheng@....com>
:::::: CC: Alex Deucher <alexander.deucher@....com>

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