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memcg: remove mem_cgroup_uncharge_list()
All users have been converted to mem_cgroup_uncharge_folios() so we can remove this API. Link: https://lkml.kernel.org/r/20240227174254.710559-14-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Ryan Roberts <ryan.roberts@arm.com> Cc: David Hildenbrand <david@redhat.com> Cc: Mel Gorman <mgorman@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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@ -713,14 +713,6 @@ static inline void mem_cgroup_uncharge(struct folio *folio)
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__mem_cgroup_uncharge(folio);
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__mem_cgroup_uncharge(folio);
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}
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}
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void __mem_cgroup_uncharge_list(struct list_head *page_list);
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static inline void mem_cgroup_uncharge_list(struct list_head *page_list)
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{
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if (mem_cgroup_disabled())
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return;
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__mem_cgroup_uncharge_list(page_list);
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}
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void __mem_cgroup_uncharge_folios(struct folio_batch *folios);
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void __mem_cgroup_uncharge_folios(struct folio_batch *folios);
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static inline void mem_cgroup_uncharge_folios(struct folio_batch *folios)
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static inline void mem_cgroup_uncharge_folios(struct folio_batch *folios)
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{
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{
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@ -1301,10 +1293,6 @@ static inline void mem_cgroup_uncharge(struct folio *folio)
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{
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{
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}
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}
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static inline void mem_cgroup_uncharge_list(struct list_head *page_list)
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{
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}
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static inline void mem_cgroup_uncharge_folios(struct folio_batch *folios)
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static inline void mem_cgroup_uncharge_folios(struct folio_batch *folios)
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{
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{
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}
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}
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@ -7513,25 +7513,6 @@ void __mem_cgroup_uncharge(struct folio *folio)
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uncharge_batch(&ug);
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uncharge_batch(&ug);
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}
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}
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/**
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* __mem_cgroup_uncharge_list - uncharge a list of page
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* @page_list: list of pages to uncharge
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*
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* Uncharge a list of pages previously charged with
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* __mem_cgroup_charge().
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*/
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void __mem_cgroup_uncharge_list(struct list_head *page_list)
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{
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struct uncharge_gather ug;
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struct folio *folio;
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uncharge_gather_clear(&ug);
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list_for_each_entry(folio, page_list, lru)
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uncharge_folio(folio, &ug);
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if (ug.memcg)
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uncharge_batch(&ug);
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}
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void __mem_cgroup_uncharge_folios(struct folio_batch *folios)
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void __mem_cgroup_uncharge_folios(struct folio_batch *folios)
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{
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{
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struct uncharge_gather ug;
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struct uncharge_gather ug;
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