tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: b32a887db4e5c4c061e61977efabbc1d5e867aa7 commit: 13e5c52d7cec7621f78bce452b78785e689ed0b2 [26811/30000] cgroup_writeback: bind blkcg and memcg config: arm64-allnoconfig (https://download.01.org/0day-ci/archive/20240828/202408280630.Xx6ILcbO-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240828/202408280630.Xx6ILcbO-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/202408280630.Xx6ILcbO-lkp@intel.com/

All warnings (new ones prefixed by >>):

In file included from include/linux/nfs_fs_sb.h:6, from include/linux/nfs_fs.h:39, from init/do_mounts.c:23:

...

include/linux/backing-dev.h:418:49: warning: 'struct cgroup_subsys' declared inside parameter list will not be visible outside of this definition or declaration

418 | static inline void bind_memcg_blkcg_link(struct cgroup_subsys *ss, | ^~~~~~~~~~~~~

vim +418 include/linux/backing-dev.h

417

418 static inline void bind_memcg_blkcg_link(struct cgroup_subsys *ss,

419 struct css_set *cset) 420 { 421 } 422