[PATCH v2 1/3] mm/damon/paddr: minor refactor of damon_pa_pageout()

Kefeng Wang
2023-03-03T08:23:04Z

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

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
mm/damon/paddr.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/mm/damon/paddr.c b/mm/damon/paddr.c
index 6c655d9b5639..3fda00a0f786 100644
--- a/mm/damon/paddr.c
+++ b/mm/damon/paddr.c
@@ -239,21 +239,18 @@ 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);
--
2.35.3