From: Yu Zhao <yuzhao@xxxxxxxxxx> Subject: mm/vmscan.c: make lruvec_lru_size() static All other references to the function were removed after commit b910718a948a ("mm: vmscan: detect file thrashing at the reclaim root"). Link: https://lore.kernel.org/linux-mm/20201207220949.830352-11-yuzhao@xxxxxxxxxx/ Link: https://lkml.kernel.org/r/20210122220600.906146-11-yuzhao@xxxxxxxxxx Signed-off-by: Yu Zhao <yuzhao@xxxxxxxxxx> Reviewed-by: Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx> Cc: Hugh Dickins <hughd@xxxxxxxxxx> Cc: Johannes Weiner <hannes@xxxxxxxxxxx> Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx> Cc: Michal Hocko <mhocko@xxxxxxxxxx> Cc: Roman Gushchin <guro@xxxxxx> Cc: Vladimir Davydov <vdavydov.dev@xxxxxxxxx> Cc: Vlastimil Babka <vbabka@xxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- include/linux/mmzone.h | 2 -- mm/vmscan.c | 3 ++- 2 files changed, 2 insertions(+), 3 deletions(-) --- a/include/linux/mmzone.h~mm-make-lruvec_lru_size-static +++ a/include/linux/mmzone.h @@ -892,8 +892,6 @@ static inline struct pglist_data *lruvec #endif } -extern unsigned long lruvec_lru_size(struct lruvec *lruvec, enum lru_list lru, int zone_idx); - #ifdef CONFIG_HAVE_MEMORYLESS_NODES int local_memory_node(int node_id); #else --- a/mm/vmscan.c~mm-make-lruvec_lru_size-static +++ a/mm/vmscan.c @@ -310,7 +310,8 @@ unsigned long zone_reclaimable_pages(str * @lru: lru to use * @zone_idx: zones to consider (use MAX_NR_ZONES for the whole LRU list) */ -unsigned long lruvec_lru_size(struct lruvec *lruvec, enum lru_list lru, int zone_idx) +static unsigned long lruvec_lru_size(struct lruvec *lruvec, enum lru_list lru, + int zone_idx) { unsigned long size = 0; int zid; _