From patchwork Thu Sep 28 11:02:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 727571 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4A8E6E732C3 for ; Thu, 28 Sep 2023 11:05:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232215AbjI1LFC (ORCPT ); Thu, 28 Sep 2023 07:05:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56778 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232045AbjI1LEb (ORCPT ); Thu, 28 Sep 2023 07:04:31 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6F2C2CFC; Thu, 28 Sep 2023 04:04:25 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8E37FC433C7; Thu, 28 Sep 2023 11:04:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1695899065; bh=cXvhQkkGpOgsc0ELKlchqmSPWWV4/XY2qNHuw52SmqU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Hdz1GGMD7Vkz1trWmZe+MAIrycsD6w+ykdbjJl/6qtBpgAOWCWWYLP0E5KCgjLLyN 6F6GyR/ODAdFEaO5JLfy/5T2ugxoaQXBU8QZKMkrOnws+vYgO+mdSTvRW+1GweRS7G 4f6BG2PzRVr0NamMXpGuUQWR9mh0UkecaEZyb2NP8YGjopQGKnPba0T612ARuYvF5R quDWh15wjMATCYdswtWOt7ChygA1/6S30LJaY2MSAnZSshTisF/jvz9hTrwpH0gKiC +v6pB8bOuOEwDn73gQ1XFqCJYho2w4WD1hAQhjrIicBHXYuyjIEMoR+1zy85k1XYyt /IpwnIC7DQl5w== From: Jeff Layton To: Alexander Viro , Christian Brauner , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Cc: linux-serial@vger.kernel.org Subject: [PATCH 11/87] drivers/tty: convert to new inode {a,m}time accessors Date: Thu, 28 Sep 2023 07:02:20 -0400 Message-ID: <20230928110413.33032-10-jlayton@kernel.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230928110413.33032-1-jlayton@kernel.org> References: <20230928110300.32891-1-jlayton@kernel.org> <20230928110413.33032-1-jlayton@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org Signed-off-by: Jeff Layton --- drivers/tty/tty_io.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index 8a94e5a43c6d..d13d2f2e76c7 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -818,7 +818,7 @@ static void tty_update_time(struct tty_struct *tty, bool mtime) spin_lock(&tty->files_lock); list_for_each_entry(priv, &tty->tty_files, list) { struct inode *inode = file_inode(priv->file); - struct timespec64 *time = mtime ? &inode->i_mtime : &inode->i_atime; + struct timespec64 time = mtime ? inode_get_mtime(inode) : inode_get_atime(inode); /* * We only care if the two values differ in anything other than the @@ -826,8 +826,12 @@ static void tty_update_time(struct tty_struct *tty, bool mtime) * the time of the tty device, otherwise it could be construded as a * security leak to let userspace know the exact timing of the tty. */ - if ((sec ^ time->tv_sec) & ~7) - time->tv_sec = sec; + if ((sec ^ time.tv_sec) & ~7) { + if (mtime) + inode_set_mtime(inode, sec, 0); + else + inode_set_atime(inode, sec, 0); + } } spin_unlock(&tty->files_lock); }