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 Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 54767CDE010 for ; Fri, 26 Jun 2026 04:33:28 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4gmjTy0hPrz2yYd; Fri, 26 Jun 2026 14:33:26 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=213.95.11.211 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1782448406; cv=none; b=oIr4Du5tQvFb4fzN1vpkBeZTwAEhr/jv4bkTHVlzRsEGdM5wLng1y4keHeZesb+ovH/61lh0H3hVSlwzLWFyiKEpATRhrIt6bO9ECDaqDLBDk205oEgL3KTlFuSBbsi1bcZMfxHB14fD9805Dvgm+XyvAjQ8lcDauqYZj2bxNr8SHvLnGuccR4YqbgZ5/u+DEIr2nO50GRti7g5s9bFunCwCw/mWpalmPuYpELf4Vjd8Zxr9kkmmkBPZoCNNghiiEYkjRVSngBdbINPteMKo8Zlfuz7hxHFedLi/aTJ6LOG2NRyaR9VmH6D74TuIXJPNtbxy2BIM9Snh4OVwe44IGA== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1782448406; c=relaxed/relaxed; bh=oZ4s5vje8oPK1WcvxdP758K71oqwHOoXoI7OqdTvqdE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=brzwXBfXtIbXiDKIjwCNvcWCVXjLBhpn5sr7xgYiUdalpFynLA/WELQ5GgcsrJab6Q2aYi5qhX6Ea1+ekeCGbWz3vxH2lGJATxFlcs64EiLFwvuxfGq5IGhNm1AmmBJ5xJ20i2YTpM5mI6ZoHfWNM7uDNlkrZR6Jyw54SufpUb0QNQ7QFuiq1EwLsSw9EKIVrIA6EzL4R8nYOOT9HG3zazbJe4yTmphlREoCuR0i01Lkj6tezrHM3kvkd6eeZyMJJ5+lK7BhuMy9nuujtYLmzhzXc7bsG8560VOZFhz+jcwQflXc3xZpEyMDZjwFkrJUdAUXCemcXC0rMcsC8+XJ0g== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=lst.de; spf=pass (client-ip=213.95.11.211; helo=verein.lst.de; envelope-from=hch@lst.de; receiver=lists.ozlabs.org) smtp.mailfrom=lst.de Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=lst.de Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lst.de (client-ip=213.95.11.211; helo=verein.lst.de; envelope-from=hch@lst.de; receiver=lists.ozlabs.org) Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4gmjTx11ttz2yVv for ; Fri, 26 Jun 2026 14:33:25 +1000 (AEST) Received: by verein.lst.de (Postfix, from userid 2407) id 398A168B05; Fri, 26 Jun 2026 06:33:20 +0200 (CEST) Date: Fri, 26 Jun 2026 06:33:19 +0200 From: Christoph Hellwig To: Joanne Koong Cc: "Darrick J. Wong" , Christoph Hellwig , Christian Brauner , Kelu Ye , Yifan Zhao , Ritesh Harjani , Namjae Jeon , Sungjong Seo , Hyunchul Lee , Konstantin Komarov , Miklos Szeredi , fuse-devel@lists.linux.dev, ntfs3@lists.linux.dev, linux-erofs@lists.ozlabs.org, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH 2/2] iomap: submit read bio after each extent Message-ID: <20260626043319.GC8078@lst.de> References: <20260625120803.2462291-1-hch@lst.de> <20260625120803.2462291-3-hch@lst.de> <20260625174758.GE6078@frogsfrogsfrogs> X-Mailing-List: linux-erofs@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) On Thu, Jun 25, 2026 at 11:32:40AM -0700, Joanne Koong wrote: > Yes, that works. I think that's a good idea. fuse only needs > submit_read logic for readahead. The change would just be: A nice, I'll fold that in. > If this fix needs to go into 7.2 though, maybe it makes sense to land > the v1 implementation [1] + the xfs integrity fix now and do the fuse > change later? In a way this is actually simpler as it doesn't require the prototype change. And it'll avoid both a temporary fuse performance regression and a bit of churn.