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

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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: Kefeng Wang <wangkefeng.wang@huawei.com>
Reviewed-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Kefeng Wang 2023-03-08 16:33:09 +08:00 committed by Andrew Morton
parent 22b8cc3e78
commit dd41143312
1 changed files with 5 additions and 8 deletions
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13
mm/damon/paddr.c
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@ -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);