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From: Kefeng Wang <wangkefeng.wang@huawei.com>
To: Andrew Morton <akpm@linux-foundation.org>, SeongJae Park <sj@kernel.org>
Cc: <damon@lists.linux.dev>, <linux-mm@kvack.org>,
	<vishal.moola@gmail.com>, <willy@infradead.org>,
	<david@redhat.com>, Kefeng Wang <wangkefeng.wang@huawei.com>
Subject: [PATCH -next v4 8/8] mm/damon/vaddr: convert hugetlb related functions to use a folio
Date: Fri, 30 Dec 2022 15:08:49 +0800	[thread overview]
Message-ID: <20221230070849.63358-9-wangkefeng.wang@huawei.com> (raw)
In-Reply-To: <20221230070849.63358-1-wangkefeng.wang@huawei.com>

Convert damon_hugetlb_mkold() and damon_young_hugetlb_entry() to
use a folio.

Reviewed-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
 mm/damon/vaddr.c | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/mm/damon/vaddr.c b/mm/damon/vaddr.c
index 29227b7a6032..9d92c5eb3a1f 100644
--- a/mm/damon/vaddr.c
+++ b/mm/damon/vaddr.c
@@ -335,9 +335,9 @@ static void damon_hugetlb_mkold(pte_t *pte, struct mm_struct *mm,
 {
 	bool referenced = false;
 	pte_t entry = huge_ptep_get(pte);
-	struct page *page = pte_page(entry);
+	struct folio *folio = pfn_folio(pte_pfn(entry));
 
-	get_page(page);
+	folio_get(folio);
 
 	if (pte_young(entry)) {
 		referenced = true;
@@ -352,10 +352,10 @@ static void damon_hugetlb_mkold(pte_t *pte, struct mm_struct *mm,
 #endif /* CONFIG_MMU_NOTIFIER */
 
 	if (referenced)
-		set_page_young(page);
+		folio_set_young(folio);
 
-	set_page_idle(page);
-	put_page(page);
+	folio_set_idle(folio);
+	folio_put(folio);
 }
 
 static int damon_mkold_hugetlb_entry(pte_t *pte, unsigned long hmask,
@@ -490,7 +490,7 @@ static int damon_young_hugetlb_entry(pte_t *pte, unsigned long hmask,
 {
 	struct damon_young_walk_private *priv = walk->private;
 	struct hstate *h = hstate_vma(walk->vma);
-	struct page *page;
+	struct folio *folio;
 	spinlock_t *ptl;
 	pte_t entry;
 
@@ -499,16 +499,16 @@ static int damon_young_hugetlb_entry(pte_t *pte, unsigned long hmask,
 	if (!pte_present(entry))
 		goto out;
 
-	page = pte_page(entry);
-	get_page(page);
+	folio = pfn_folio(pte_pfn(entry));
+	folio_get(folio);
 
-	if (pte_young(entry) || !page_is_idle(page) ||
+	if (pte_young(entry) || !folio_test_idle(folio) ||
 	    mmu_notifier_test_young(walk->mm, addr)) {
 		*priv->page_sz = huge_page_size(h);
 		priv->young = true;
 	}
 
-	put_page(page);
+	folio_put(folio);
 
 out:
 	spin_unlock(ptl);
-- 
2.35.3


      parent reply	other threads:[~2022-12-30  6:53 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-30  7:08 [PATCH -next v4 0/8] mm: convert page_idle/damon to use folios Kefeng Wang
2022-12-30  7:08 ` [PATCH -next v4 1/8] mm: memcg: Add folio_memcg_check() Kefeng Wang
2022-12-30  7:08 ` [PATCH -next v4 2/8] mm: page_idle: convert page idle to use a folio Kefeng Wang
2022-12-30  7:08 ` [PATCH -next v4 3/8] mm/damon: introduce damon_get_folio() Kefeng Wang
2022-12-30  7:08 ` [PATCH -next v4 4/8] mm/damon: convert damon_ptep/pmdp_mkold() to use a folio Kefeng Wang
2022-12-30  7:08 ` [PATCH -next v4 5/8] mm/damon/paddr: convert damon_pa_*() " Kefeng Wang
2022-12-30  7:08 ` [PATCH -next v4 6/8] mm/damon/vaddr: convert damon_young_pmd_entry() " Kefeng Wang
2022-12-30  7:08 ` [PATCH -next v4 7/8] mm/damon: remove unneeded damon_get_page() Kefeng Wang
2022-12-30  7:08 ` Kefeng Wang [this message]

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