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mm: migrate: use __folio_test_movable()
Use __folio_test_movable(), no need to convert from folio to page again. Link: https://lkml.kernel.org/r/20230913095131.2426871-6-wangkefeng.wang@huawei.com Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: David Hildenbrand <david@redhat.com> Reviewed-by: Zi Yan <ziy@nvidia.com> Cc: "Huang, Ying" <ying.huang@intel.com> Cc: Hugh Dickins <hughd@google.com> Cc: Mike Kravetz <mike.kravetz@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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14
mm/migrate.c
14
mm/migrate.c
@ -157,8 +157,8 @@ void putback_movable_pages(struct list_head *l)
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list_del(&folio->lru);
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/*
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* We isolated non-lru movable folio so here we can use
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* __PageMovable because LRU folio's mapping cannot have
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* PAGE_MAPPING_MOVABLE.
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* __folio_test_movable because LRU folio's mapping cannot
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* have PAGE_MAPPING_MOVABLE.
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*/
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if (unlikely(__folio_test_movable(folio))) {
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VM_BUG_ON_FOLIO(!folio_test_isolated(folio), folio);
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@ -946,7 +946,7 @@ static int move_to_new_folio(struct folio *dst, struct folio *src,
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enum migrate_mode mode)
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{
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int rc = -EAGAIN;
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bool is_lru = !__PageMovable(&src->page);
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bool is_lru = !__folio_test_movable(src);
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VM_BUG_ON_FOLIO(!folio_test_locked(src), src);
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VM_BUG_ON_FOLIO(!folio_test_locked(dst), dst);
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@ -993,7 +993,7 @@ static int move_to_new_folio(struct folio *dst, struct folio *src,
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* src is freed; but stats require that PageAnon be left as PageAnon.
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*/
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if (rc == MIGRATEPAGE_SUCCESS) {
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if (__PageMovable(&src->page)) {
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if (__folio_test_movable(src)) {
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VM_BUG_ON_FOLIO(!folio_test_isolated(src), src);
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/*
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@ -1085,7 +1085,7 @@ static void migrate_folio_done(struct folio *src,
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/*
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* Compaction can migrate also non-LRU pages which are
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* not accounted to NR_ISOLATED_*. They can be recognized
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* as __PageMovable
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* as __folio_test_movable
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*/
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if (likely(!__folio_test_movable(src)))
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mod_node_page_state(folio_pgdat(src), NR_ISOLATED_ANON +
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@ -1106,7 +1106,7 @@ static int migrate_folio_unmap(new_folio_t get_new_folio,
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int rc = -EAGAIN;
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int page_was_mapped = 0;
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struct anon_vma *anon_vma = NULL;
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bool is_lru = !__PageMovable(&src->page);
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bool is_lru = !__folio_test_movable(src);
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bool locked = false;
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bool dst_locked = false;
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@ -1264,7 +1264,7 @@ static int migrate_folio_move(free_folio_t put_new_folio, unsigned long private,
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int rc;
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int page_was_mapped = 0;
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struct anon_vma *anon_vma = NULL;
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bool is_lru = !__PageMovable(&src->page);
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bool is_lru = !__folio_test_movable(src);
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struct list_head *prev;
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__migrate_folio_extract(dst, &page_was_mapped, &anon_vma);
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