diff --git a/mm/filemap.c b/mm/filemap.c index 439b2bea8e34211a8da7f800d66f2a4ce9d674c9..93595c327bbdc43fcea91b513fd750d1a73edfec 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1379,8 +1379,13 @@ static struct page * filemap_getpage(struct file *file, unsigned long pgoff, * Ok, found a page in the page cache, now we need to check * that it's up-to-date. */ - if (!PageUptodate(page)) + if (!PageUptodate(page)) { + if (nonblock) { + page_cache_release(page); + return NULL; + } goto page_not_uptodate; + } success: /*