diff options
| -rw-r--r-- | mm/swap.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/mm/swap.c b/mm/swap.c index 33f5292fe132..e0eeef940886 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -131,8 +131,12 @@ static void put_compound_page(struct page *page) atomic_dec(&page->_count); VM_BUG_ON(atomic_read(&page_head->_count) <= 0); compound_unlock_irqrestore(page_head, flags); - if (put_page_testzero(page_head)) - __put_compound_page(page_head); + if (put_page_testzero(page_head)) { + if (PageHead(page_head)) + __put_compound_page(page_head); + else + __put_single_page(page_head); + } } else { /* page_head is a dangling pointer */ VM_BUG_ON(PageTail(page)); |
