From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f68.google.com ([74.125.82.68]:36162 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753423AbeDLPIx (ORCPT ); Thu, 12 Apr 2018 11:08:53 -0400 Received: by mail-wm0-f68.google.com with SMTP id x82so10193857wmg.1 for ; Thu, 12 Apr 2018 08:08:53 -0700 (PDT) From: Miklos Szeredi To: linux-unionfs@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH 18/35] ovl: readd O_DIRECT support Date: Thu, 12 Apr 2018 17:08:09 +0200 Message-Id: <20180412150826.20988-19-mszeredi@redhat.com> In-Reply-To: <20180412150826.20988-1-mszeredi@redhat.com> References: <20180412150826.20988-1-mszeredi@redhat.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Signed-off-by: Miklos Szeredi --- fs/overlayfs/file.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/overlayfs/file.c b/fs/overlayfs/file.c index cc004ff1b05b..9670e160967e 100644 --- a/fs/overlayfs/file.c +++ b/fs/overlayfs/file.c @@ -110,6 +110,9 @@ static int ovl_open(struct inode *inode, struct file *file) if (IS_ERR(realfile)) return PTR_ERR(realfile); + /* For O_DIRECT dentry_open() checks f_mapping->a_ops->direct_IO */ + file->f_mapping = realfile->f_mapping; + file->private_data = realfile; return 0; -- 2.14.3