From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936438AbeE2Ooe (ORCPT ); Tue, 29 May 2018 10:44:34 -0400 Received: from mail-wr0-f195.google.com ([209.85.128.195]:40086 "EHLO mail-wr0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934857AbeE2OoJ (ORCPT ); Tue, 29 May 2018 10:44:09 -0400 X-Google-Smtp-Source: AB8JxZrO6DUkXy5UXW4YQT2PIIXgf41HCrJT3uStTmrQ8XNScone3r8IBFlmLmkk/4GtOdfAGd9kQw== From: Miklos Szeredi To: linux-unionfs@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 23/39] ovl: add O_DIRECT support Date: Tue, 29 May 2018 16:43:23 +0200 Message-Id: <20180529144339.16538-24-mszeredi@redhat.com> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180529144339.16538-1-mszeredi@redhat.com> References: <20180529144339.16538-1-mszeredi@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 3f610a5b38e4..e5e7ccaaf9ec 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