Commit d9303fbf authored Mar 08, 2024 by Yuchen Tang

etmem: Expose symbol reclaim_folio_list

euleros inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I96X3J?from=project-issue


CVE: NA

-------------------------------------------------

Expose reclaim_folio_list, so that etmem can exploit this for
swapcache reclamation.

Signed-off-by: Yuchen Tang <tangyuchen5@huawei.com>
Signed-off-by: tangyuchen <tangyuchen5@huawei.com>

parent 97ba28f6

include/linux/swap.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -419,6 +419,8 @@ extern void lru_cache_add_inactive_or_unevictable(struct page *page,
		extern unsigned long zone_reclaimable_pages(struct zone *zone);
		extern unsigned long try_to_free_pages(struct zonelist *zonelist, int order,
		gfp_t gfp_mask, nodemask_t *mask);
		extern unsigned int reclaim_folio_list(struct list_head *folio_list,
		struct pglist_data *pgdat);
		extern unsigned long reclaim_pages(struct list_head *folio_list);

		#define MEMCG_RECLAIM_MAY_SWAP (1 << 1)

mm/vmscan.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2791,7 +2791,7 @@ static void shrink_active_list(unsigned long nr_to_scan,
		nr_deactivate, nr_rotated, sc->priority, file);
		}

		static unsigned int reclaim_folio_list(struct list_head *folio_list,
		unsigned int reclaim_folio_list(struct list_head *folio_list,
		struct pglist_data *pgdat)
		{
		struct reclaim_stat dummy_stat;