From: Zhang Zhen Subject: [PATCH] ext4: remove readpage() check up for mmap file Date: Wed, 2 Jul 2014 12:01:56 +0800 Message-ID: <53B38434.7030500@huawei.com> References: <1404273488-4612-1-git-send-email-zhenzhang.zhang@huawei.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Cc: , Jan Kara To: Return-path: Received: from szxga01-in.huawei.com ([119.145.14.64]:1262 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750757AbaGBECQ (ORCPT ); Wed, 2 Jul 2014 00:02:16 -0400 In-Reply-To: <1404273488-4612-1-git-send-email-zhenzhang.zhang@huawei.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: There is no kind of file does not supply page reading function. Signed-off-by: Zhang Zhen --- fs/ext4/file.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/fs/ext4/file.c b/fs/ext4/file.c index 8695f70..f5c0a17 100644 --- a/fs/ext4/file.c +++ b/fs/ext4/file.c @@ -202,8 +202,6 @@ static int ext4_file_mmap(struct file *file, struct vm_area_struct *vma) { struct address_space *mapping = file->f_mapping; - if (!mapping->a_ops->readpage) - return -ENOEXEC; file_accessed(file); vma->vm_ops = &ext4_file_vm_ops; return 0; -- 1.8.1.2 .