From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4E77EC433DB for ; Mon, 11 Jan 2021 14:52:54 +0000 (UTC) Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CF296225AB; Mon, 11 Jan 2021 14:52:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CF296225AB Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.cz Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linux-f2fs-devel-bounces@lists.sourceforge.net Received: from [127.0.0.1] (helo=sfs-ml-2.v29.lw.sourceforge.com) by sfs-ml-2.v29.lw.sourceforge.com with esmtp (Exim 4.90_1) (envelope-from ) id 1kyyYv-0006Pc-37; Mon, 11 Jan 2021 14:52:53 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-2.v29.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kyyYu-0006PV-Ef for linux-f2fs-devel@lists.sourceforge.net; Mon, 11 Jan 2021 14:52:52 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=In-Reply-To:Content-Type:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=qGwuZG+FpH+mDo2MIvPkqXJt7klJaw0mPw8xG/EJcuQ=; b=X9e3UuUXaGbg/lQux0qLVf8VZ3 secae2ZKAW13TEsVeXSvGl6o+T+sQft0l8z3vXSSQS2QUnnxv87k4dnUAbwC4pq/kfE0IUuUwW+Bk ej2u5ry3V6COJUrZWUqu4V+zoYs96Y+qZ4fUVvGTCGuq5EdcJVzOBDLFnsxeoenvvWN8=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To :From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=qGwuZG+FpH+mDo2MIvPkqXJt7klJaw0mPw8xG/EJcuQ=; b=N9IbgSIfoWjYr6qGsdCQzMu5mx AWAo+M0UDkzksUeOJ+TOa+wUiGy+Dd5KIMmCCG6H6hpg8voW8v4m4b0362WeBnh4ocDQ3HpPvtLk0 KM0eDkRlvNTrGRoeSQeKNE5kl0jK1HhEN5lrwZAjyH1eqT5v/u9okv7vFwIGa3zjXfAc=; Received: from mx2.suse.de ([195.135.220.15]) by sfi-mx-3.v28.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92.2) id 1kyyYs-001MO3-9Q for linux-f2fs-devel@lists.sourceforge.net; Mon, 11 Jan 2021 14:52:52 +0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id BAF3CAB7A; Mon, 11 Jan 2021 14:52:40 +0000 (UTC) Received: by quack2.suse.cz (Postfix, from userid 1000) id 71E861E0807; Mon, 11 Jan 2021 15:52:40 +0100 (CET) Date: Mon, 11 Jan 2021 15:52:40 +0100 From: Jan Kara To: Eric Biggers Message-ID: <20210111145240.GC18475@quack2.suse.cz> References: <20210109075903.208222-1-ebiggers@kernel.org> <20210109075903.208222-5-ebiggers@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210109075903.208222-5-ebiggers@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-Headers-End: 1kyyYs-001MO3-9Q Subject: Re: [f2fs-dev] [PATCH v2 04/12] fat: only specify I_DIRTY_TIME when needed in fat_update_time() X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Theodore Ts'o , linux-f2fs-devel@lists.sourceforge.net, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, Christoph Hellwig Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On Fri 08-01-21 23:58:55, Eric Biggers wrote: > From: Eric Biggers > > As was done for generic_update_time(), only pass I_DIRTY_TIME to > __mark_inode_dirty() when the inode's timestamps were actually updated > and lazytime is enabled. This avoids a weird edge case where > I_DIRTY_TIME could be set in i_state when lazytime isn't enabled. > > Signed-off-by: Eric Biggers Looks good to me. You can add: Reviewed-by: Jan Kara Honza > --- > fs/fat/misc.c | 23 ++++++++++++----------- > 1 file changed, 12 insertions(+), 11 deletions(-) > > diff --git a/fs/fat/misc.c b/fs/fat/misc.c > index f1b2a1fc2a6a4..18a50a46b57f8 100644 > --- a/fs/fat/misc.c > +++ b/fs/fat/misc.c > @@ -329,22 +329,23 @@ EXPORT_SYMBOL_GPL(fat_truncate_time); > > int fat_update_time(struct inode *inode, struct timespec64 *now, int flags) > { > - int iflags = I_DIRTY_TIME; > - bool dirty = false; > + int dirty_flags = 0; > > if (inode->i_ino == MSDOS_ROOT_INO) > return 0; > > - fat_truncate_time(inode, now, flags); > - if (flags & S_VERSION) > - dirty = inode_maybe_inc_iversion(inode, false); > - if ((flags & (S_ATIME | S_CTIME | S_MTIME)) && > - !(inode->i_sb->s_flags & SB_LAZYTIME)) > - dirty = true; > + if (flags & (S_ATIME | S_CTIME | S_MTIME)) { > + fat_truncate_time(inode, now, flags); > + if (inode->i_sb->s_flags & SB_LAZYTIME) > + dirty_flags |= I_DIRTY_TIME; > + else > + dirty_flags |= I_DIRTY_SYNC; > + } > + > + if ((flags & S_VERSION) && inode_maybe_inc_iversion(inode, false)) > + dirty_flags |= I_DIRTY_SYNC; > > - if (dirty) > - iflags |= I_DIRTY_SYNC; > - __mark_inode_dirty(inode, iflags); > + __mark_inode_dirty(inode, dirty_flags); > return 0; > } > EXPORT_SYMBOL_GPL(fat_update_time); > -- > 2.30.0 > -- Jan Kara SUSE Labs, CR _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel