Commit ab6e8e74 authored by Hugh Dickins's avatar Hugh Dickins Committed by Andrew Morton
Browse files

mm: delete the unused put_pages_list() 

The last user of put_pages_list() converted away from it in 6.10 commit
06c37505 ("iommu/vt-d: add wrapper functions for page allocations"):
delete put_pages_list().

Link: https://lkml.kernel.org/r/d9985d6a-293e-176b-e63d-82fdfd28c139@google.com


Signed-off-by: default avatarHugh Dickins <hughd@google.com>
Acked-by: default avatarPeter Xu <peterx@redhat.com>
Acked-by: default avatarDavid Hildenbrand <david@redhat.com>
Reviewed-by: default avatarYang Shi <shy828301@gmail.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Pasha Tatashin <pasha.tatashin@soleen.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 876320d7

include/linux/mm.h

+0 −2
Original line number Diff line number Diff line
@@ -1286,8 +1286,6 @@ static inline struct folio *virt_to_folio(const void *x) 


void __folio_put(struct folio *folio);



void put_pages_list(struct list_head *pages);



void split_page(struct page *page, unsigned int order);

void folio_copy(struct folio *dst, struct folio *src);

int folio_mc_copy(struct folio *dst, struct folio *src);

mm/swap.c

+0 −31
Original line number Diff line number Diff line
@@ -127,37 +127,6 @@ void __folio_put(struct folio *folio) 
}

EXPORT_SYMBOL(__folio_put);



/**

 * put_pages_list() - release a list of pages

 * @pages: list of pages threaded on page->lru

 *

 * Release a list of pages which are strung together on page.lru.

 */

void put_pages_list(struct list_head *pages)

{

	struct folio_batch fbatch;

	struct folio *folio, *next;



	folio_batch_init(&fbatch);

	list_for_each_entry_safe(folio, next, pages, lru) {

		if (!folio_put_testzero(folio))

			continue;

		if (folio_test_hugetlb(folio)) {

			free_huge_folio(folio);

			continue;

		}

		/* LRU flag must be clear because it's passed using the lru */

		if (folio_batch_add(&fbatch, folio) > 0)

			continue;

		free_unref_folios(&fbatch);

	}



	if (fbatch.nr)

		free_unref_folios(&fbatch);

	INIT_LIST_HEAD(pages);

}

EXPORT_SYMBOL(put_pages_list);



typedef void (*move_fn_t)(struct lruvec *lruvec, struct folio *folio);



static void lru_add(struct lruvec *lruvec, struct folio *folio)