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=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 690D7C5B57A for ; Fri, 28 Jun 2019 07:25:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3764C2064A for ; Fri, 28 Jun 2019 07:25:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="Zer0a/jP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727352AbfF1HZW (ORCPT ); Fri, 28 Jun 2019 03:25:22 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:49804 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726574AbfF1HZV (ORCPT ); Fri, 28 Jun 2019 03:25:21 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; 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=L59glztjBFdzd0vpM/vAEVkumpBm6raQTV6rgoEfnoA=; b=Zer0a/jPvQOc99VEP2rbwm2/r 584J1SYdkxFucp5cUWZZtRfM2ngZMJlyoVBRF7VAcuc9sdLj4zpuDbbeDkVeZ7SE2NFhttNNXosU4 vVv5+fJP/Yfs975tI2b2X3ophH2KxjRVMrFHOUsdEsHpaPWhmD8RtnDj6skxrqp6ERc7mGcKHBWHC 3xG9cHW7TpLICuZD6pgbV07Wi6izh7qeZmTFqyTl6lkqlBv9GQnZMm3F0S2sQ9khVB1bBCAkN+4Se BpfeStB3nggiwQp3CYx98ofVBk9bQxwWNPyq7Izwiad12RzO1bJ/LVqYNjVgfidNRGBtM7eGj65dx 4/jZ5dS9g==; Received: from hch by bombadil.infradead.org with local (Exim 4.92 #3 (Red Hat Linux)) id 1hglG2-0001az-TF; Fri, 28 Jun 2019 07:25:18 +0000 Date: Fri, 28 Jun 2019 00:25:18 -0700 From: 'Christoph Hellwig' To: kanchan Cc: 'Christoph Hellwig' , 'Jan Kara' , "'Martin K. Petersen'" , linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, linux-block@vger.kernel.org, anshul@samsung.com, linux-fsdevel@vger.kernel.org, prakash.v@samsung.com, linux-ext4@vger.kernel.org Subject: Re: [PATCH v5 0/7] Extend write-hint framework, and add write-hint for Ext4 journal Message-ID: <20190628072518.GA25577@infradead.org> References: <1556191202-3245-1-git-send-email-joshi.k@samsung.com> <20190510170249.GA26907@infradead.org> <00fb01d50c71$dd358e50$97a0aaf0$@samsung.com> <20190520142719.GA15705@infradead.org> <20190521082528.GA17709@quack2.suse.cz> <20190521082846.GA11024@infradead.org> <20190522102530.GK17019@quack2.suse.cz> <00f301d52c1d$58f1e820$0ad5b860$@samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <00f301d52c1d$58f1e820$0ad5b860$@samsung.com> User-Agent: Mutt/1.11.4 (2019-03-13) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Wed, Jun 26, 2019 at 06:17:29PM +0530, kanchan wrote: > Christoph, > May I know if you have thoughts about what Jan mentioned below? As said I fundamentally disagree with exposting the streams mess at the block layer. I have no problem with setting a hint on the journal, but I do object to exposting the streams mess even more.