diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/migrate.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/migrate.c b/mm/migrate.c index 1a531b760b3b..89a6bc8cd307 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -248,7 +248,7 @@ static int migrate_page_move_mapping(struct address_space *mapping, expected_count = 2 + page_has_private(page); if (page_count(page) != expected_count || - (struct page *)radix_tree_deref_slot(pslot) != page) { + radix_tree_deref_slot_protected(pslot, &mapping->tree_lock) != page) { spin_unlock_irq(&mapping->tree_lock); return -EAGAIN; } @@ -320,7 +320,7 @@ int migrate_huge_page_move_mapping(struct address_space *mapping, expected_count = 2 + page_has_private(page); if (page_count(page) != expected_count || - (struct page *)radix_tree_deref_slot(pslot) != page) { + radix_tree_deref_slot_protected(pslot, &mapping->tree_lock) != page) { spin_unlock_irq(&mapping->tree_lock); return -EAGAIN; } |