Warnings before patch:
files: ['include/linux/memcontrol.h', 'mm/bpf_memcontrol.c', 'mm/memcontrol.c']
Warning: include/linux/memcontrol.h:707 No description found for return value of 'mem_cgroup_lruvec'
Warning: include/linux/memcontrol.h:739 No description found for return value of 'folio_lruvec'
Warning: include/linux/memcontrol.h:862 No description found for return value of 'parent_mem_cgroup'
Warning: mm/memcontrol.c:252 No description found for return value of 'mem_cgroup_css_from_folio'
Warning: mm/memcontrol.c:275 No description found for return value of 'page_cgroup_ino'
Warning: mm/memcontrol.c:908 No description found for return value of 'get_mem_cgroup_from_mm'
Warning: mm/memcontrol.c:950 No description found for return value of 'get_mem_cgroup_from_current'
Warning: mm/memcontrol.c:972 No description found for return value of 'get_mem_cgroup_from_folio'
Warning: mm/memcontrol.c:1005 No description found for return value of 'mem_cgroup_iter'
Warning: mm/memcontrol.c:1307 No description found for return value of 'mem_cgroup_margin'
Warning: mm/memcontrol.c:1723 No description found for return value of 'mem_cgroup_get_oom_group'
Warning: mm/memcontrol.c:1828 No description found for return value of 'consume_stock'
Warning: mm/memcontrol.c:2860 No description found for return value of '__memcg_kmem_charge_page'
Warning: mm/memcontrol.c:3639 No description found for return value of 'mem_cgroup_from_id'
Warning: mm/memcontrol.c:4763 No description found for return value of 'mem_cgroup_charge_hugetlb'
Warning: mm/memcontrol.c:4798 No description found for return value of 'mem_cgroup_swapin_charge_folio'
Warning: mm/memcontrol.c:5081 No description found for return value of 'mem_cgroup_sk_charge'
Warning: mm/memcontrol.c:5184 No description found for return value of '__mem_cgroup_try_charge_swap'
Warning: mm/memcontrol.c:5434 No description found for return value of 'obj_cgroup_may_zswap'
Warning: include/linux/memcontrol.h:707 No description found for return value of 'mem_cgroup_lruvec'
Warning: include/linux/memcontrol.h:739 No description found for return value of 'folio_lruvec'
Warning: include/linux/memcontrol.h:862 No description found for return value of 'parent_mem_cgroup'
Warning: mm/memcontrol.c:252 No description found for return value of 'mem_cgroup_css_from_folio'
Warning: mm/memcontrol.c:275 No description found for return value of 'page_cgroup_ino'
Warning: mm/memcontrol.c:908 No description found for return value of 'get_mem_cgroup_from_mm'
Warning: mm/memcontrol.c:950 No description found for return value of 'get_mem_cgroup_from_current'
Warning: mm/memcontrol.c:972 No description found for return value of 'get_mem_cgroup_from_folio'
Warning: mm/memcontrol.c:1005 No description found for return value of 'mem_cgroup_iter'
Warning: mm/memcontrol.c:1307 No description found for return value of 'mem_cgroup_margin'
Warning: mm/memcontrol.c:1723 No description found for return value of 'mem_cgroup_get_oom_group'
Warning: mm/memcontrol.c:1828 No description found for return value of 'consume_stock'
Warning: mm/memcontrol.c:2860 No description found for return value of '__memcg_kmem_charge_page'
Warning: mm/memcontrol.c:3639 No description found for return value of 'mem_cgroup_from_id'
Warning: mm/memcontrol.c:4763 No description found for return value of 'mem_cgroup_charge_hugetlb'
Warning: mm/memcontrol.c:4798 No description found for return value of 'mem_cgroup_swapin_charge_folio'
Warning: mm/memcontrol.c:5081 No description found for return value of 'mem_cgroup_sk_charge'
Warning: mm/memcontrol.c:5184 No description found for return value of '__mem_cgroup_try_charge_swap'
Warning: mm/memcontrol.c:5434 No description found for return value of 'obj_cgroup_may_zswap'

Current warnings:
files: ['include/linux/memcontrol.h', 'mm/bpf_memcontrol.c', 'mm/memcontrol.c']
Warning: include/linux/memcontrol.h:707 No description found for return value of 'mem_cgroup_lruvec'
Warning: include/linux/memcontrol.h:739 No description found for return value of 'folio_lruvec'
Warning: include/linux/memcontrol.h:862 No description found for return value of 'parent_mem_cgroup'
Warning: mm/memcontrol.c:252 No description found for return value of 'mem_cgroup_css_from_folio'
Warning: mm/memcontrol.c:275 No description found for return value of 'page_cgroup_ino'
Warning: mm/memcontrol.c:924 No description found for return value of 'get_mem_cgroup_from_mm'
Warning: mm/memcontrol.c:966 No description found for return value of 'get_mem_cgroup_from_current'
Warning: mm/memcontrol.c:988 No description found for return value of 'get_mem_cgroup_from_folio'
Warning: mm/memcontrol.c:1021 No description found for return value of 'mem_cgroup_iter'
Warning: mm/memcontrol.c:1323 No description found for return value of 'mem_cgroup_margin'
Warning: mm/memcontrol.c:1739 No description found for return value of 'mem_cgroup_get_oom_group'
Warning: mm/memcontrol.c:1844 No description found for return value of 'consume_stock'
Warning: mm/memcontrol.c:2876 No description found for return value of '__memcg_kmem_charge_page'
Warning: mm/memcontrol.c:3655 No description found for return value of 'mem_cgroup_from_id'
Warning: mm/memcontrol.c:4779 No description found for return value of 'mem_cgroup_charge_hugetlb'
Warning: mm/memcontrol.c:4814 No description found for return value of 'mem_cgroup_swapin_charge_folio'
Warning: mm/memcontrol.c:5097 No description found for return value of 'mem_cgroup_sk_charge'
Warning: mm/memcontrol.c:5200 No description found for return value of '__mem_cgroup_try_charge_swap'
Warning: mm/memcontrol.c:5450 No description found for return value of 'obj_cgroup_may_zswap'
Warning: include/linux/memcontrol.h:707 No description found for return value of 'mem_cgroup_lruvec'
Warning: include/linux/memcontrol.h:739 No description found for return value of 'folio_lruvec'
Warning: include/linux/memcontrol.h:862 No description found for return value of 'parent_mem_cgroup'
Warning: mm/memcontrol.c:252 No description found for return value of 'mem_cgroup_css_from_folio'
Warning: mm/memcontrol.c:275 No description found for return value of 'page_cgroup_ino'
Warning: mm/memcontrol.c:924 No description found for return value of 'get_mem_cgroup_from_mm'
Warning: mm/memcontrol.c:966 No description found for return value of 'get_mem_cgroup_from_current'
Warning: mm/memcontrol.c:988 No description found for return value of 'get_mem_cgroup_from_folio'
Warning: mm/memcontrol.c:1021 No description found for return value of 'mem_cgroup_iter'
Warning: mm/memcontrol.c:1323 No description found for return value of 'mem_cgroup_margin'
Warning: mm/memcontrol.c:1739 No description found for return value of 'mem_cgroup_get_oom_group'
Warning: mm/memcontrol.c:1844 No description found for return value of 'consume_stock'
Warning: mm/memcontrol.c:2876 No description found for return value of '__memcg_kmem_charge_page'
Warning: mm/memcontrol.c:3655 No description found for return value of 'mem_cgroup_from_id'
Warning: mm/memcontrol.c:4779 No description found for return value of 'mem_cgroup_charge_hugetlb'
Warning: mm/memcontrol.c:4814 No description found for return value of 'mem_cgroup_swapin_charge_folio'
Warning: mm/memcontrol.c:5097 No description found for return value of 'mem_cgroup_sk_charge'
Warning: mm/memcontrol.c:5200 No description found for return value of '__mem_cgroup_try_charge_swap'
Warning: mm/memcontrol.c:5450 No description found for return value of 'obj_cgroup_may_zswap'

Warnings before: 38 after: 38