diff --git a/mm/damon/paddr.c b/mm/damon/paddr.c index d5f2f7ddf863..974edef1740d 100644 --- a/mm/damon/paddr.c +++ b/mm/damon/paddr.c @@ -244,16 +244,22 @@ static unsigned long damon_pa_pageout(struct damon_region *r, struct damos *s) { unsigned long addr, applied; LIST_HEAD(folio_list); - bool ignore_references = false; + bool install_young_filter = true; struct damos_filter *filter; - /* respect user's page level reference check handling request */ + /* check access in page level again by default */ damos_for_each_filter(filter, s) { if (filter->type == DAMOS_FILTER_TYPE_YOUNG) { - ignore_references = true; + install_young_filter = false; break; } } + if (install_young_filter) { + filter = damos_new_filter(DAMOS_FILTER_TYPE_YOUNG, true); + if (!filter) + return 0; + damos_add_filter(s, filter); + } for (addr = r->ar.start; addr < r->ar.end; addr += PAGE_SIZE) { struct folio *folio = damon_get_folio(PHYS_PFN(addr)); @@ -275,7 +281,9 @@ static unsigned long damon_pa_pageout(struct damon_region *r, struct damos *s) put_folio: folio_put(folio); } - applied = reclaim_pages(&folio_list, ignore_references); + if (install_young_filter) + damos_destroy_filter(filter); + applied = reclaim_pages(&folio_list, true); cond_resched(); return applied * PAGE_SIZE; }