Re: [PATCH v2] page cache: Store only head pages in i_pages
From: Matthew Wilcox
Date: Thu Feb 14 2019 - 16:18:00 EST
On Thu, Feb 14, 2019 at 04:30:04PM +0300, Kirill A. Shutemov wrote:
> - migrate_page_move_mapping() has to be converted too.
I think that's as simple as:
+++ b/mm/migrate.c
@@ -465,7 +465,7 @@ int migrate_page_move_mapping(struct address_space *mapping,
for (i = 1; i < HPAGE_PMD_NR; i++) {
xas_next(&xas);
- xas_store(&xas, newpage + i);
+ xas_store(&xas, newpage);
}
}
or do you see something else I missed?