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Message-ID: <20230825190436.55045-3-mike.kravetz@oracle.com>
Date: Fri, 25 Aug 2023 12:04:22 -0700
From: Mike Kravetz <mike.kravetz@...cle.com>
To: linux-mm@...ck.org, linux-kernel@...r.kernel.org
Cc: Muchun Song <songmuchun@...edance.com>,
Joao Martins <joao.m.martins@...cle.com>,
Oscar Salvador <osalvador@...e.de>,
David Hildenbrand <david@...hat.com>,
Miaohe Lin <linmiaohe@...wei.com>,
David Rientjes <rientjes@...gle.com>,
Anshuman Khandual <anshuman.khandual@....com>,
Naoya Horiguchi <naoya.horiguchi@...ux.dev>,
Barry Song <song.bao.hua@...ilicon.com>,
Michal Hocko <mhocko@...e.com>,
Matthew Wilcox <willy@...radead.org>,
Xiongchun Duan <duanxiongchun@...edance.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Mike Kravetz <mike.kravetz@...cle.com>,
Sidhartha Kumar <sidhartha.kumar@...cle.com>
Subject: [PATCH 02/12] hugetlb: Use a folio in free_hpage_workfn()
From: "Matthew Wilcox (Oracle)" <willy@...radead.org>
update_and_free_hugetlb_folio puts the memory on hpage_freelist as a folio
so we can take it off the list as a folio.
Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
Reviewed-by: Mike Kravetz <mike.kravetz@...cle.com>
Reviewed-by: Muchun Song <songmuchun@...edance.com>
Cc: Sidhartha Kumar <sidhartha.kumar@...cle.com>
---
mm/hugetlb.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index ba6d39b71cb1..1a48a83846cb 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1782,22 +1782,22 @@ static void free_hpage_workfn(struct work_struct *work)
node = llist_del_all(&hpage_freelist);
while (node) {
- struct page *page;
+ struct folio *folio;
struct hstate *h;
- page = container_of((struct address_space **)node,
- struct page, mapping);
+ folio = container_of((struct address_space **)node,
+ struct folio, mapping);
node = node->next;
- page->mapping = NULL;
+ folio->mapping = NULL;
/*
* The VM_BUG_ON_FOLIO(!folio_test_hugetlb(folio), folio) in
* folio_hstate() is going to trigger because a previous call to
* remove_hugetlb_folio() will clear the hugetlb bit, so do
* not use folio_hstate() directly.
*/
- h = size_to_hstate(page_size(page));
+ h = size_to_hstate(folio_size(folio));
- __update_and_free_hugetlb_folio(h, page_folio(page));
+ __update_and_free_hugetlb_folio(h, folio);
cond_resched();
}
--
2.41.0
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