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charset=us-ascii Content-Disposition: inline :::::: :::::: Manual check reason: "gcc: unused function warning for stub function" :::::: BCC: lkp@intel.com CC: llvm@lists.linux.dev CC: oe-kbuild-all@lists.linux.dev CC: linux-kernel@vger.kernel.org TO: Martin Krastev CC: Zack Rusin tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: c1649ec55708ae42091a2f1bca1ab49ecd722d55 commit: 9f808288ba88ac2a9582118343d4ca7e3d95dd43 drm/vmwgfx: Fix build issues in mksGuestStats discovered by the kernel test robot date: 1 year, 7 months ago :::::: branch date: 20 hours ago :::::: commit date: 1 year, 7 months ago config: i386-buildonly-randconfig-r003-20230116 (https://download.01.org/0day-ci/archive/20230118/202301182109.EQrmq5XP-lkp@intel.com/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) 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 # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9f808288ba88ac2a9582118343d4ca7e3d95dd43 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 9f808288ba88ac2a9582118343d4ca7e3d95dd43 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/vmwgfx/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/gpu/drm/vmwgfx/vmwgfx_msg.c:715:21: warning: unused function 'mksstat_init_record' [-Wunused-function] static inline char *mksstat_init_record(mksstat_kern_stats_t stat_idx, ^ 1 warning generated. vim +/mksstat_init_record +715 drivers/gpu/drm/vmwgfx/vmwgfx_msg.c 7a7a933edd6c3a6 Martin Krastev 2021-06-09 703 7a7a933edd6c3a6 Martin Krastev 2021-06-09 704 /** 7a7a933edd6c3a6 Martin Krastev 2021-06-09 705 * mksstat_init_record: Initializes an MKSGuestStatCounter-based record 7a7a933edd6c3a6 Martin Krastev 2021-06-09 706 * for the respective mksGuestStat index. 7a7a933edd6c3a6 Martin Krastev 2021-06-09 707 * 7a7a933edd6c3a6 Martin Krastev 2021-06-09 708 * @stat_idx: Index of the MKSGuestStatCounter-based mksGuestStat record. 7a7a933edd6c3a6 Martin Krastev 2021-06-09 709 * @pstat: Pointer to array of MKSGuestStatCounterTime. 7a7a933edd6c3a6 Martin Krastev 2021-06-09 710 * @pinfo: Pointer to array of MKSGuestStatInfoEntry. 7a7a933edd6c3a6 Martin Krastev 2021-06-09 711 * @pstrs: Pointer to current end of the name/description sequence. 7a7a933edd6c3a6 Martin Krastev 2021-06-09 712 * Return: Pointer to the new end of the names/description sequence. 7a7a933edd6c3a6 Martin Krastev 2021-06-09 713 */ 7a7a933edd6c3a6 Martin Krastev 2021-06-09 714 7a7a933edd6c3a6 Martin Krastev 2021-06-09 @715 static inline char *mksstat_init_record(mksstat_kern_stats_t stat_idx, 7a7a933edd6c3a6 Martin Krastev 2021-06-09 716 MKSGuestStatCounterTime *pstat, MKSGuestStatInfoEntry *pinfo, char *pstrs) 7a7a933edd6c3a6 Martin Krastev 2021-06-09 717 { 7a7a933edd6c3a6 Martin Krastev 2021-06-09 718 char *const pstrd = pstrs + strlen(mksstat_kern_name_desc[stat_idx][0]) + 1; 7a7a933edd6c3a6 Martin Krastev 2021-06-09 719 strcpy(pstrs, mksstat_kern_name_desc[stat_idx][0]); 7a7a933edd6c3a6 Martin Krastev 2021-06-09 720 strcpy(pstrd, mksstat_kern_name_desc[stat_idx][1]); 7a7a933edd6c3a6 Martin Krastev 2021-06-09 721 7a7a933edd6c3a6 Martin Krastev 2021-06-09 722 pinfo[stat_idx].name.s = pstrs; 7a7a933edd6c3a6 Martin Krastev 2021-06-09 723 pinfo[stat_idx].description.s = pstrd; 7a7a933edd6c3a6 Martin Krastev 2021-06-09 724 pinfo[stat_idx].flags = MKS_GUEST_STAT_FLAG_NONE; 7a7a933edd6c3a6 Martin Krastev 2021-06-09 725 pinfo[stat_idx].stat.counter = (MKSGuestStatCounter *)&pstat[stat_idx]; 7a7a933edd6c3a6 Martin Krastev 2021-06-09 726 7a7a933edd6c3a6 Martin Krastev 2021-06-09 727 return pstrd + strlen(mksstat_kern_name_desc[stat_idx][1]) + 1; 7a7a933edd6c3a6 Martin Krastev 2021-06-09 728 } 7a7a933edd6c3a6 Martin Krastev 2021-06-09 729 :::::: The code at line 715 was first introduced by commit :::::: 7a7a933edd6c3a6d5d64e08093f2d564104cefcd drm/vmwgfx: Introduce VMware mks-guest-stats :::::: TO: Martin Krastev :::::: CC: Zack Rusin -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests