linux-kernel - drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:123:22: sparse: sparse: symbol 'vmw_pt_sys_placement' was not declared. Should it be static?

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Message-ID: <202202111321.hKklCURO-lkp@intel.com>
Date:   Fri, 11 Feb 2022 14:02:44 +0800
From:   kernel test robot <lkp@...el.com>
To:     Zack Rusin <zackr@...are.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Martin Krastev <krastevm@...are.com>
Subject: drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:123:22: sparse: sparse:
 symbol 'vmw_pt_sys_placement' was not declared. Should it be static?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   f1baf68e1383f6ed93eb9cff2866d46562607a43
commit: f6be23264bbac88d1e2bb39658e1b8a397e3f46d drm/vmwgfx: Introduce a new placement for MOB page tables
date:   2 months ago
config: i386-randconfig-s002 (https://download.01.org/0day-ci/archive/20220211/202202111321.hKklCURO-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f6be23264bbac88d1e2bb39658e1b8a397e3f46d
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout f6be23264bbac88d1e2bb39658e1b8a397e3f46d
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/vmwgfx/

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 >>)
>> drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:123:22: sparse: sparse: symbol 'vmw_pt_sys_placement' was not declared. Should it be static?

vim +/vmw_pt_sys_placement +123 drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c

   122	
 > 123	struct ttm_placement vmw_pt_sys_placement = {
   124		.num_placement = 1,
   125		.placement = &vmw_sys_placement_flags,
   126		.num_busy_placement = 1,
   127		.busy_placement = &vmw_sys_placement_flags
   128	};
   129	

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