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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 205CBC433EF for ; Tue, 16 Nov 2021 07:52:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 07FC561B73 for ; Tue, 16 Nov 2021 07:52:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231538AbhKPHz1 (ORCPT ); Tue, 16 Nov 2021 02:55:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33158 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230441AbhKPHzS (ORCPT ); Tue, 16 Nov 2021 02:55:18 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B9BEC061570; Mon, 15 Nov 2021 23:52:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; 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=MXk0dMB6e6gfK6gZesuG2kP86bYpfpcfwlTsLC845C0=; b=gitEKn66h1yrZB0ydhd4Vicfwn A8qC2UHW4wqH3UfpvA9qFRhJt5G9Gqqj6hCIJ+rVzIpjBmvb1leLrLBzyplTGW7XfkqPUwpCHuwaB lI7QNu7wjZd1pjfw+n3sCRea0mb+CgEHxn5r0Jp/P4L+i3aISfm7hLvayyW0xTSi4QJD7J8/jp7NL 8s9JIRVK4+plGH8ZMonQ2BbyTzKOvKWnCDAXy7x+L1w4SGRBBrv+8rTihd6F1JAGlVBW/aHeL1iNB ILo28dMNDsGwbCxtYOelB8IPFD4inryzahWa7twE9v6erq2rvjb0xUuPT2iG4W8Je4HX3GwUljfql uUry1TAg==; Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mmtGI-000d13-M4; Tue, 16 Nov 2021 07:52:14 +0000 Date: Mon, 15 Nov 2021 23:52:14 -0800 From: Christoph Hellwig To: NeilBrown Cc: Trond Myklebust , Anna Schumaker , Chuck Lever , Andrew Morton , Mel Gorman , linux-nfs@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 02/13] NFS: do not take i_rwsem for swap IO Message-ID: References: <163702956672.25805.16457749992977493579.stgit@noble.brown> <163703064452.25805.5738767545414940042.stgit@noble.brown> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <163703064452.25805.5738767545414940042.stgit@noble.brown> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I'd really much prefer the variant we discussed before where swap I/O uses it's own method instead of overloading the normal file I/O path all over.