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From: Kefeng Wang <wangkefeng.wang@huawei.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: <willy@infradead.org>, <linux-mm@kvack.org>,
	<linux-kernel@vger.kernel.org>, <ying.huang@intel.com>,
	<david@redhat.com>, Zi Yan <ziy@nvidia.com>,
	Mike Kravetz <mike.kravetz@oracle.com>, <hughd@google.com>,
	Kefeng Wang <wangkefeng.wang@huawei.com>
Subject: [PATCH v2 5/8] mm: migrate: use __folio_test_movable()
Date: Mon, 21 Aug 2023 19:56:21 +0800	[thread overview]
Message-ID: <20230821115624.158759-6-wangkefeng.wang@huawei.com> (raw)
In-Reply-To: <20230821115624.158759-1-wangkefeng.wang@huawei.com>

Use __folio_test_movable(), no need to convert from folio to page again.

Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
 mm/migrate.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/mm/migrate.c b/mm/migrate.c
index fc728f9a383f..b715cd59bdec 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -157,8 +157,8 @@ void putback_movable_pages(struct list_head *l)
 		list_del(&folio->lru);
 		/*
 		 * We isolated non-lru movable folio so here we can use
-		 * __PageMovable because LRU folio's mapping cannot have
-		 * PAGE_MAPPING_MOVABLE.
+		 * __folio_test_movable because LRU folio's mapping cannot
+		 * have PAGE_MAPPING_MOVABLE.
 		 */
 		if (unlikely(__folio_test_movable(folio))) {
 			VM_BUG_ON_FOLIO(!folio_test_isolated(folio), folio);
@@ -943,7 +943,7 @@ static int move_to_new_folio(struct folio *dst, struct folio *src,
 				enum migrate_mode mode)
 {
 	int rc = -EAGAIN;
-	bool is_lru = !__PageMovable(&src->page);
+	bool is_lru = !__folio_test_movable(src);
 
 	VM_BUG_ON_FOLIO(!folio_test_locked(src), src);
 	VM_BUG_ON_FOLIO(!folio_test_locked(dst), dst);
@@ -990,7 +990,7 @@ static int move_to_new_folio(struct folio *dst, struct folio *src,
 	 * src is freed; but stats require that PageAnon be left as PageAnon.
 	 */
 	if (rc == MIGRATEPAGE_SUCCESS) {
-		if (__PageMovable(&src->page)) {
+		if (__folio_test_movable(src)) {
 			VM_BUG_ON_FOLIO(!folio_test_isolated(src), src);
 
 			/*
@@ -1082,7 +1082,7 @@ static void migrate_folio_done(struct folio *src,
 	/*
 	 * Compaction can migrate also non-LRU pages which are
 	 * not accounted to NR_ISOLATED_*. They can be recognized
-	 * as __PageMovable
+	 * as __folio_test_movable
 	 */
 	if (likely(!__folio_test_movable(src)))
 		mod_node_page_state(folio_pgdat(src), NR_ISOLATED_ANON +
@@ -1103,7 +1103,7 @@ static int migrate_folio_unmap(new_folio_t get_new_folio,
 	int rc = -EAGAIN;
 	int page_was_mapped = 0;
 	struct anon_vma *anon_vma = NULL;
-	bool is_lru = !__PageMovable(&src->page);
+	bool is_lru = !__folio_test_movable(src);
 	bool locked = false;
 	bool dst_locked = false;
 
@@ -1261,7 +1261,7 @@ static int migrate_folio_move(free_folio_t put_new_folio, unsigned long private,
 	int rc;
 	int page_was_mapped = 0;
 	struct anon_vma *anon_vma = NULL;
-	bool is_lru = !__PageMovable(&src->page);
+	bool is_lru = !__folio_test_movable(src);
 	struct list_head *prev;
 
 	__migrate_folio_extract(dst, &page_was_mapped, &anon_vma);
-- 
2.41.0



  parent reply	other threads:[~2023-08-21 11:45 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-21 11:56 [PATCH v2 0/8] mm: migrate: more folio conversion and unify Kefeng Wang
2023-08-21 11:56 ` [PATCH v2 1/8] mm: migrate: remove PageTransHuge check in numamigrate_isolate_page() Kefeng Wang
2023-08-21 12:38   ` Matthew Wilcox
2023-08-21 12:52     ` Kefeng Wang
2023-08-21 14:41       ` Kefeng Wang
2023-08-25  3:51     ` Kefeng Wang
2023-08-21 11:56 ` [PATCH v2 2/8] mm: migrate: remove THP mapcount " Kefeng Wang
2023-08-22  2:22   ` Huang, Ying
2023-08-21 11:56 ` [PATCH v2 3/8] mm: migrate: convert numamigrate_isolate_page() to numamigrate_isolate_folio() Kefeng Wang
2023-08-28 14:03   ` Zi Yan
2023-08-21 11:56 ` [PATCH v2 4/8] mm: migrate: use a folio in migrate_misplaced_page() Kefeng Wang
2023-08-28 14:10   ` Zi Yan
2023-08-29  0:49     ` Huang, Ying
2023-08-29  2:10       ` Matthew Wilcox
2023-08-30  9:45         ` Kefeng Wang
2023-08-21 11:56 ` Kefeng Wang [this message]
2023-08-28 14:11   ` [PATCH v2 5/8] mm: migrate: use __folio_test_movable() Zi Yan
2023-08-21 11:56 ` [PATCH v2 6/8] mm: migrate: use a folio in add_page_for_migration() Kefeng Wang
2023-08-28 14:13   ` Zi Yan
2023-08-21 11:56 ` [PATCH v2 7/8] mm: migrate: remove PageHead() check for HugeTLB " Kefeng Wang
2023-08-28 14:15   ` Zi Yan
2023-08-21 11:56 ` [PATCH v2 8/8] mm: migrate: remove isolated variable " Kefeng Wang
2023-08-28 14:18   ` Zi Yan

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