Received: by 2002:a05:6a10:17d3:0:0:0:0 with SMTP id hz19csp2442028pxb; Tue, 13 Apr 2021 01:49:20 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzzxHnPEhAGwNmwfx+lCTkHQ3P5OYYn7wmFyC2Ve1AA082Jk8dg3/Ae2lFTHiZboaAfavnc X-Received: by 2002:a62:7793:0:b029:23d:f8f4:73c9 with SMTP id s141-20020a6277930000b029023df8f473c9mr28944446pfc.61.1618303760159; Tue, 13 Apr 2021 01:49:20 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1618303760; cv=none; d=google.com; s=arc-20160816; b=NfDSXbmXhPaOZ3qUktg54o6wmC1GzMksOQKZ/mAJzxzpb6nsGNn3B4JGsSclC22tk1 ioQxxeJySHNjqC4bUbSSseJr9N6W+rUtpwWzZfIexjXXvkT6yU4aFFqScqSnPhJIme0e +fazihSFzzvyQGqEgz5mzSlYr63/Cl14svMNxF9qCXFbu84Awx7KWYsbvRHKeV09P6FX NL/ZOk6B3/f0RfnX6Ija/vOE89mGCltuntjOmONmNm2elV7dRkMPG8FY4Aj4V7s6jzU1 hpcWozw/4c6WXoRJuoXk2qbWdlTYYsRziBHXzzl0y5VuVnfmVl6k9Fw1MKOThM1ScnHE o7FQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=4nHqymoUjhwuGUnmLwhbCBfP7uu8fV2kGYzvhzRXkp0=; b=NuiiUaeouJSUcHyVarl+xos4neEC0TYf1Ca8xojrMKnXwAmukVoa87cMSSJKcM+JwS NulBvNPvbeW5TF4Iftj3OFUwQ4FqZDT/d/MPe7c2nq6m7U7gse+PGxFrqrvVdzeo86ly CHAQQ2pxloYYyKbPGZkIu4MTNc58P/LLq2GQ34XLh638gkYAr8eyf3e+e/g7nFDp+dl3 YOr8pzofGfxR93qHQYJmM6seZJhWCricTzVMI+EU9EAjAZWaastViyLZ2n6XwUEFn0VE A6O6yyfZciyzu34azOCk6XpqSWT18bMZy7CvYSRSCjfC5Lfrp1gEhfHkDGCv3c+k/4+U bgPA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@infradead.org header.s=casper.20170209 header.b="nLg/6+EF"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id d2si16865704plg.151.2021.04.13.01.49.06; Tue, 13 Apr 2021 01:49:20 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@infradead.org header.s=casper.20170209 header.b="nLg/6+EF"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244505AbhDMFfp (ORCPT + 99 others); Tue, 13 Apr 2021 01:35:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54724 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244195AbhDMFfo (ORCPT ); Tue, 13 Apr 2021 01:35:44 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8EFB7C061574; Mon, 12 Apr 2021 22:35:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.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; bh=4nHqymoUjhwuGUnmLwhbCBfP7uu8fV2kGYzvhzRXkp0=; b=nLg/6+EFx/gKW1kCBlF9LkCvAi quraJDOggmiiroJo5zhDcj0SYUZtyvwSZ2aGZ2sCQa/qkRZFSJ61VFpWMpaLN6FxkVSzHxPhq3AHS gEglJ2lsN0zi0tbijTBKx+YRo30/lCpeI3vu7j3PG758CzP6dWAXpKgbCgdNlJlOTPIu15UQY5y8+ ur2z+S8A9svTBJdkEKaYJQ+gHC4goUHgcmdiznuNAYs6GqdbGHOBxw22CKJxgKFEwvG9tNXSFyhY4 PJzLQs8UAEDqh73JeYyMaamI62001JKHj5W5ZLzUwZ4QvhkZ60EdK/mYEcvMDLr8PG27RAjDgrS2l vpyBo17w==; Received: from hch by casper.infradead.org with local (Exim 4.94 #2 (Red Hat Linux)) id 1lWBfW-005IzO-5L; Tue, 13 Apr 2021 05:33:08 +0000 Date: Tue, 13 Apr 2021 06:32:58 +0100 From: Christoph Hellwig To: Changheun Lee Cc: ming.lei@redhat.com, Damien.LeMoal@wdc.com, Johannes.Thumshirn@wdc.com, asml.silence@gmail.com, axboe@kernel.dk, bvanassche@acm.org, gregkh@linuxfoundation.org, hch@infradead.org, jisoo2146.oh@samsung.com, junho89.kim@samsung.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, mj0123.lee@samsung.com, osandov@fb.com, patchwork-bot@kernel.org, seunghwan.hyun@samsung.com, sookwan7.kim@samsung.com, tj@kernel.org, tom.leiming@gmail.com, woosung2.lee@samsung.com, yt0928.kim@samsung.com Subject: Re: [RESEND,v5,1/2] bio: limit bio max size Message-ID: <20210413053258.GA1264305@infradead.org> References: <20210413043733.28880-1-nanich.lee@samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210413043733.28880-1-nanich.lee@samsung.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org And more importantly please test with a file system that uses the iomap direct I/O code (btrfs, gfs2, ext4, xfs, zonefs) as we should never just work aroudn a legacy codebase that should go away in the block layer.