Hi all, [Also earlier reported by Randy Dunlap] After merging the akpm-current tree, today's linux-next build (arm multi_v7_defconfig) produced this warning: In file included from mm/migrate.c:39: include/linux/hugetlb_cgroup.h:146:21: warning: 'struct file_region' declared inside parameter list will not be visible outside of this definition or declaration 146 | struct file_region *rg, | ^~~~~~~~~~~ include/linux/hugetlb_cgroup.h:145:63: warning: 'struct resv_map' declared inside parameter list will not be visible outside of this definition or declaration 145 | static inline void hugetlb_cgroup_uncharge_file_region(struct resv_map *resv, | ^~~~~~~~ include/linux/hugetlb_cgroup.h:233:59: warning: 'struct resv_map' declared inside parameter list will not be visible outside of this definition or declaration 233 | static inline void hugetlb_cgroup_uncharge_counter(struct resv_map *resv, | ^~~~~~~~ Introduced by commits 0b42cb2e47b6 ("hugetlb_cgroup: add reservation accounting for private mappings") 881818698361 ("hugetlb_cgroup: add accounting for shared mappings") -- Cheers, Stephen Rothwell
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