From patchwork Fri Jun 8 18:50:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Al Viro X-Patchwork-Id: 10455025 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 735076037F for ; Fri, 8 Jun 2018 18:54:08 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6C755292D7 for ; Fri, 8 Jun 2018 18:54:08 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5FED3292F1; Fri, 8 Jun 2018 18:54:08 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 14CE1292D7 for ; Fri, 8 Jun 2018 18:54:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753113AbeFHSxN (ORCPT ); Fri, 8 Jun 2018 14:53:13 -0400 Received: from zeniv.linux.org.uk ([195.92.253.2]:53800 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752708AbeFHSuV (ORCPT ); Fri, 8 Jun 2018 14:50:21 -0400 Received: from viro by ZenIV.linux.org.uk with local (Exim 4.87 #1 (Red Hat Linux)) id 1fRMSp-0006Nn-W2; Fri, 08 Jun 2018 18:50:20 +0000 From: Al Viro To: Linus Torvalds Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 06/13] switch all remaining checks for FILE_OPENED to FMODE_OPENED Date: Fri, 8 Jun 2018 19:50:12 +0100 Message-Id: <20180608185019.24472-6-viro@ZenIV.linux.org.uk> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20180608185019.24472-1-viro@ZenIV.linux.org.uk> References: <20180608184842.GD30522@ZenIV.linux.org.uk> <20180608185019.24472-1-viro@ZenIV.linux.org.uk> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Al Viro Signed-off-by: Al Viro --- fs/namei.c | 13 +++---------- 1 file changed, 3 insertions(+), 10 deletions(-) diff --git a/fs/namei.c b/fs/namei.c index 2abd00079b26..3034c97df757 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3027,8 +3027,6 @@ static int atomic_open(struct nameidata *nd, struct dentry *dentry, * permission here. */ int acc_mode = op->acc_mode; - if (file->f_mode & FMODE_OPENED) - *opened |= FILE_OPENED; if (*opened & FILE_CREATED) { WARN_ON(!(open_flag & O_CREAT)); fsnotify_create(dir, dentry); @@ -3363,11 +3361,10 @@ static int do_last(struct nameidata *nd, error = may_open(&nd->path, acc_mode, open_flag); if (error) goto out; - BUG_ON(*opened & FILE_OPENED); /* once it's opened, it's opened */ + BUG_ON(file->f_mode & FMODE_OPENED); /* once it's opened, it's opened */ error = vfs_open(&nd->path, file, current_cred()); if (error) goto out; - *opened |= FILE_OPENED; opened: error = open_check_o_direct(file); if (!error) @@ -3449,8 +3446,6 @@ static int do_tmpfile(struct nameidata *nd, unsigned flags, error = finish_open(file, child, NULL); if (error) goto out2; - if (file->f_mode & FMODE_OPENED) - *opened |= FILE_OPENED; error = open_check_o_direct(file); out2: mnt_drop_write(path.mnt); @@ -3492,8 +3487,6 @@ static struct file *path_openat(struct nameidata *nd, if (unlikely(file->f_flags & O_PATH)) { error = do_o_path(nd, flags, file); - if (!error) - opened |= FILE_OPENED; goto out2; } @@ -3514,12 +3507,12 @@ static struct file *path_openat(struct nameidata *nd, terminate_walk(nd); out2: if (likely(!error)) { - if (likely(opened & FILE_OPENED)) + if (likely(file->f_mode & FMODE_OPENED)) return file; WARN_ON(1); error = -EINVAL; } - if (opened & FILE_OPENED) + if (file->f_mode & FMODE_OPENED) fput(file); else put_filp(file);