Commit dd411433 authored by Kefeng Wang's avatar Kefeng Wang Committed by Andrew Morton
Browse files

mm/damon/paddr: minor refactor of damon_pa_pageout() 

Patch series "mm/damon/paddr: minor code improvement", v3.

Unify folio_put() to make code more clear, and also fix minor issue in
damon_pa_young().


This patch (of 3):

Omit three lines by unified folio_put(), and make code more clear.

Link: https://lkml.kernel.org/r/20230308083311.120951-1-wangkefeng.wang@huawei.com
Link: https://lkml.kernel.org/r/20230308083311.120951-2-wangkefeng.wang@huawei.com


Signed-off-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Reviewed-by: default avatarSeongJae Park <sj@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 22b8cc3e

mm/damon/paddr.c

+5 −8
Original line number Diff line number Diff line
@@ -238,21 +238,18 @@ static unsigned long damon_pa_pageout(struct damon_region *r, struct damos *s) 
		if (!folio)

			continue;



		if (damos_pa_filter_out(s, folio)) {

			folio_put(folio);

			continue;

		}

		if (damos_pa_filter_out(s, folio))

			goto put_folio;



		folio_clear_referenced(folio);

		folio_test_clear_young(folio);

		if (!folio_isolate_lru(folio)) {

			folio_put(folio);

			continue;

		}

		if (!folio_isolate_lru(folio))

			goto put_folio;

		if (folio_test_unevictable(folio))

			folio_putback_lru(folio);

		else

			list_add(&folio->lru, &folio_list);

put_folio:

		folio_put(folio);

	}

	applied = reclaim_pages(&folio_list);