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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 754EAC433EF for ; Wed, 17 Nov 2021 05:50:07 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 7600F62F90 for ; Wed, 17 Nov 2021 05:50:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 7600F62F90 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvack.org Received: by kanga.kvack.org (Postfix) id BDEEF6B0072; Wed, 17 Nov 2021 00:49:55 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id B679A6B0073; Wed, 17 Nov 2021 00:49:55 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A2F636B0074; Wed, 17 Nov 2021 00:49:55 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 8F4D56B0072 for ; Wed, 17 Nov 2021 00:49:55 -0500 (EST) Received: from smtpin22.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 470D48630E for ; Wed, 17 Nov 2021 05:49:45 +0000 (UTC) X-FDA: 78817345530.22.C44B2FE Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf09.hostedemail.com (Postfix) with ESMTP id 1A9A8300011A for ; Wed, 17 Nov 2021 05:49:42 +0000 (UTC) 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=iEufQItznMuE7/EKoKGX4vRELYAFxyh15c7XENTRZno=; b=UNWr528FoOJiy9z0OkAsmpZ32m UMul8BbbAOiHrOPKiGq/ZolB25Q2p++XnqWkNtSlnenIhYoHZSH4Vaqyw/KYq+YsExfGZPlNpw7Xd nHaXX4vuuM63Ti8WnysHMH07GBRiRJOaM7QHuvozj4tL5LwFj+L1e78reMBXL2GSPAl3TMNRe/roo bjafKgX0MJCGBqGZbIdpibzTFEHlnbcp38V1+uEjR5zUAf9aMw+Wo5uxkifmmbVPivEqY4t/Rlg9a h/rfAWRf0TOZJayqDFUornH7xL5BMokfQI/bdx7YNk5DIgGT58C9cYAHMxHkSkNnu62qvlNA083kw LCrn2g1Q==; Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mnDpA-003NnN-9J; Wed, 17 Nov 2021 05:49:36 +0000 Date: Tue, 16 Nov 2021 21:49:36 -0800 From: Christoph Hellwig To: NeilBrown Cc: Christoph Hellwig , Trond Myklebust , Anna Schumaker , Chuck Lever , Andrew Morton , Mel Gorman , linux-nfs@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, David Howells 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> <163709941227.13692.8504638930849686895@noble.neil.brown.name> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <163709941227.13692.8504638930849686895@noble.neil.brown.name> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-Stat-Signature: cmx8hgm1i5qg7rt484hr6hyriyfpa74c Authentication-Results: imf09.hostedemail.com; dkim=pass header.d=infradead.org header.s=bombadil.20210309 header.b=UNWr528F; dmarc=none; spf=none (imf09.hostedemail.com: domain of BATV+f4c01cfe20b1e1ad945a+6660+infradead.org+hch@bombadil.srs.infradead.org has no SPF policy when checking 198.137.202.133) smtp.mailfrom=BATV+f4c01cfe20b1e1ad945a+6660+infradead.org+hch@bombadil.srs.infradead.org X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 1A9A8300011A X-HE-Tag: 1637128182-923659 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Nov 17, 2021 at 08:50:12AM +1100, NeilBrown wrote: > This would be David Howells' "mm: Use DIO for swap and fix NFS > swapfiles" series? Yes. > I'd be very happy to work with that once it lands. > I might try it out and see how two work together. Dave: is it ok if Neil takes over the swap vs NFS work given that he's working on a customer requirement?