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Subject[PATCH v2 02/11] hugetlb: Use a folio in free_hpage_workfn()
Date
From: "Matthew Wilcox (Oracle)" <willy@infradead.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@infradead.org>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com>
---
mm/hugetlb.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index c32ca241df4b..a27fcff3350f 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1787,22 +1787,22 @@ 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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