tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 8f7c77eb69ee331fb66fad8eec5ca81b8843eaf3 commit: cf98ffbc116bc49dc4506c68e20b02e26519ad35 [2454/7374] mm/dynamic_pool: fill dpool with pagelist config: arm64-randconfig-r132-20240412 (https://download.01.org/0day-ci/archive/20240412/202404120700.UpU5X98Y-lkp@i...) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 8b3b4a92adee40483c27f26c478a384cd69c6f05) reproduce: (https://download.01.org/0day-ci/archive/20240412/202404120700.UpU5X98Y-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/202404120700.UpU5X98Y-lkp@intel.com/

sparse warnings: (new ones prefixed by >>) mm/dynamic_pool.c:999:55: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct cgroup_subsys_state *css @@ got struct cgroup_subsys_state [noderef] __rcu * @@ mm/dynamic_pool.c:999:55: sparse: expected struct cgroup_subsys_state *css mm/dynamic_pool.c:999:55: sparse: got struct cgroup_subsys_state [noderef] __rcu *

...

mm/dynamic_pool.c:1577:25: sparse: sparse: symbol 'pagelist_dpool_ops' was not declared. Should it be static?

vim +/pagelist_dpool_ops +1577 mm/dynamic_pool.c

1576

1577 struct dynamic_pool_ops pagelist_dpool_ops = {

1578 .fill_pool = dpool_fill_from_pagelist, 1579 .drain_pool = dpool_drain_to_pagelist, 1580 .restore_pool = dpool_migrate_used_pages, 1581 }; 1582