[openeuler:OLK-6.6 3214/3214] mm/gmem_phys.c:18:1: sparse: sparse: symbol 'hnode_lock' was not declared. Should it be static?

18 Nov 2025

      tree:   https://gitee.com/openeuler/kernel.git OLK-6.6
head:   4bd802eb810aced0425a9fbdedbf306c0c1e0fda
commit: ef19106bc1b493f2eb9d312de86f3cc0896b218a [3214/3214] gmem: introduce hnode for free peer-shared free page management
config: x86_64-randconfig-r111-20251118 (https://download.01.org/0day-ci/archive/20251118/202511181114.4QpjxRoN-lkp@i...)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251118/202511181114.4QpjxRoN-lkp@i...)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202511181114.4QpjxRoN-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
...
...
mm/gmem_phys.c:18:1: sparse: sparse: symbol 'hnode_lock' was not declared. Should it be static?
vim +/hnode_lock +18 mm/gmem_phys.c

    16	
    17
...
18	DEFINE_SPINLOCK(hnode_lock);
    19	static nodemask_t hnode_map;
    20	struct hnode *hnodes[MAX_NUMNODES];
    21
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