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From: Matthew W. (Oracle) <wi...@in...> - 2022-06-06 20:41:13
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z3fold doesn't really use folios, but it needs to be called like this
in order to migrate an individual page. Convert from a folio back to
a page until we decide how to handle migration better for z3fold.
Signed-off-by: Matthew Wilcox (Oracle) <wi...@in...>
---
mm/z3fold.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/mm/z3fold.c b/mm/z3fold.c
index f41f8b0d9e9a..5d091c41fb35 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -1554,9 +1554,11 @@ static bool z3fold_page_isolate(struct page *page, isolate_mode_t mode)
return false;
}
-static int z3fold_page_migrate(struct address_space *mapping, struct page *newpage,
- struct page *page, enum migrate_mode mode)
+static int z3fold_migrate_folio(struct address_space *mapping,
+ struct folio *dst, struct folio *src, enum migrate_mode mode)
{
+ struct page *newpage = &dst->page;
+ struct page *page = &src->page;
struct z3fold_header *zhdr, *new_zhdr;
struct z3fold_pool *pool;
struct address_space *new_mapping;
@@ -1644,7 +1646,7 @@ static void z3fold_page_putback(struct page *page)
static const struct address_space_operations z3fold_aops = {
.isolate_page = z3fold_page_isolate,
- .migratepage = z3fold_page_migrate,
+ .migrate_folio = z3fold_migrate_folio,
.putback_page = z3fold_page_putback,
};
--
2.35.1
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