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-rw-r--r--mm/migrate.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/migrate.c b/mm/migrate.c
index 939888f9dda..0edeac91348 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -147,7 +147,7 @@ out:
static void remove_file_migration_ptes(struct page *old, struct page *new)
{
struct vm_area_struct *vma;
- struct address_space *mapping = page_mapping(new);
+ struct address_space *mapping = new->mapping;
struct prio_tree_iter iter;
pgoff_t pgoff = new->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT);
@@ -664,13 +664,15 @@ static int unmap_and_move(new_page_t get_new_page, unsigned long private,
* needs to be effective.
*/
try_to_free_buffers(page);
+ goto rcu_unlock;
}
- goto rcu_unlock;
+ goto skip_unmap;
}
/* Establish migration ptes or remove ptes */
try_to_unmap(page, 1);
+skip_unmap:
if (!page_mapped(page))
rc = move_to_new_page(newpage, page);