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authorMatthew Wilcox (Oracle) <willy@infradead.org>2021-05-07 15:05:06 -0400
committerMatthew Wilcox (Oracle) <willy@infradead.org>2021-10-18 07:49:39 -0400
commit715cbfd6c5c595bc8b7a6f9ad1fe9fec0122bb20 (patch)
tree029dfa5ed425a0a06fc6c00885c68f3eeaaf2b5e /include/linux/migrate.h
parentmm/migrate: Add folio_migrate_flags() (diff)
downloadlinux-dev-715cbfd6c5c595bc8b7a6f9ad1fe9fec0122bb20.tar.xz
linux-dev-715cbfd6c5c595bc8b7a6f9ad1fe9fec0122bb20.zip
mm/migrate: Add folio_migrate_copy()
This is the folio equivalent of migrate_page_copy(), which is retained as a wrapper for filesystems which are not yet converted to folios. Also convert copy_huge_page() to folio_copy(). Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Zi Yan <ziy@nvidia.com> Acked-by: Vlastimil Babka <vbabka@suse.cz>
Diffstat (limited to 'include/linux/migrate.h')
-rw-r--r--include/linux/migrate.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index aa875b83f7ba..0d2aeb9b0f66 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -58,6 +58,7 @@ extern int migrate_huge_page_move_mapping(struct address_space *mapping,
extern int migrate_page_move_mapping(struct address_space *mapping,
struct page *newpage, struct page *page, int extra_count);
void folio_migrate_flags(struct folio *newfolio, struct folio *folio);
+void folio_migrate_copy(struct folio *newfolio, struct folio *folio);
int folio_migrate_mapping(struct address_space *mapping,
struct folio *newfolio, struct folio *folio, int extra_count);
#else