From patchwork Tue Aug 24 13:24:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Howells X-Patchwork-Id: 12455039 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=-16.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham 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 4C62DC432BE for ; Tue, 24 Aug 2021 13:24:48 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 06956611AF for ; Tue, 24 Aug 2021 13:24:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 06956611AF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvack.org Received: by kanga.kvack.org (Postfix) id 808B18D0003; Tue, 24 Aug 2021 09:24:47 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 7B94E8D0001; Tue, 24 Aug 2021 09:24:47 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 6A7AF8D0003; Tue, 24 Aug 2021 09:24:47 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0153.hostedemail.com [216.40.44.153]) by kanga.kvack.org (Postfix) with ESMTP id 4D62D8D0001 for ; Tue, 24 Aug 2021 09:24:47 -0400 (EDT) Received: from smtpin20.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id EA84C181AEF3F for ; Tue, 24 Aug 2021 13:24:46 +0000 (UTC) X-FDA: 78510044172.20.4317B73 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf04.hostedemail.com (Postfix) with ESMTP id 6C0405000301 for ; Tue, 24 Aug 2021 13:24:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1629811485; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=UJrfd86tR0Yk7ZIVAdwqtRJBEFVA/ho7C/JF2A2SL3I=; b=LuKUq+UlvUbUQ9DUAIJBnbKG58QQaqYET+dcEkn8AJx0ahqeR3y94HNDfJdtzq5uwYO8yL H/1gER44KaVcpMeKN+kEWukVDkfWX/jp6Yaadd3u4kIj+9WIZUiGJukxpkCkgvPLH7H9S+ OSRVC33okqa4A6UWHdBWQIgluDpf6HE= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-316-6xbBUESKNQCq4Y_eoBj7LA-1; Tue, 24 Aug 2021 09:24:44 -0400 X-MC-Unique: 6xbBUESKNQCq4Y_eoBj7LA-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 4A0DD801A92; Tue, 24 Aug 2021 13:24:42 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.33.36.86]) by smtp.corp.redhat.com (Postfix) with ESMTP id C0C583AA2; Tue, 24 Aug 2021 13:24:35 +0000 (UTC) Subject: [PATCH 0/6] netfs, afs, ceph: Support folios, at least partially From: David Howells To: "Matthew Wilcox (Oracle)" Cc: Marc Dionne , Jeff Layton , linux-afs@lists.infradead.org, Ilya Dryomov , Jeffrey Altman , linux-cachefs@redhat.com, ceph-devel@vger.kernel.org, Jeff Layton , dhowells@redhat.com, Jeff Layton , Ilya Dryomov , linux-fsdevel@vger.kernel.org, linux-cachefs@redhat.com, linux-afs@lists.infradead.org, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, ceph-devel@vger.kernel.org, v9fs-developer@lists.sourceforge.net, devel@lists.orangefs.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Date: Tue, 24 Aug 2021 14:24:34 +0100 Message-ID: <162981147473.1901565.1455657509200944265.stgit@warthog.procyon.org.uk> User-Agent: StGit/0.23 MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Rspamd-Queue-Id: 6C0405000301 Authentication-Results: imf04.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=LuKUq+Ul; dmarc=pass (policy=none) header.from=redhat.com; spf=none (imf04.hostedemail.com: domain of dhowells@redhat.com has no SPF policy when checking 170.10.133.124) smtp.mailfrom=dhowells@redhat.com X-Rspamd-Server: rspam01 X-Stat-Signature: 9mahtcgesdj6um4jiwngzbetb9bhny5o X-HE-Tag: 1629811486-668757 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: Here's a set of patches to convert netfs and afs to use folios and to provide sufficient conversion for ceph that it can continue to use the netfs library. Jeff Layton is working on fully converting ceph. This based on top of part of Matthew Wilcox's folio changes[1] David Link: https://git.infradead.org/users/willy/pagecache.git/shortlog/refs/heads/for-next [1] Link: https://lore.kernel.org/r/2408234.1628687271@warthog.procyon.org.uk/ # v0 --- David Howells (6): afs: Fix afs_launder_page() to set correct start file position folio: Add a function to change the private data attached to a folio folio: Add a function to get the host inode for a folio afs: Sort out symlink reading netfs, afs, ceph: Use folios afs: Use folios in directory handling fs/afs/dir.c | 229 +++++++++++-------------- fs/afs/dir_edit.c | 154 ++++++++--------- fs/afs/file.c | 82 +++++---- fs/afs/inode.c | 6 +- fs/afs/internal.h | 49 +++--- fs/afs/write.c | 333 ++++++++++++++++++------------------- fs/ceph/addr.c | 80 ++++----- fs/netfs/read_helper.c | 165 +++++++++--------- include/linux/netfs.h | 12 +- include/linux/pagemap.h | 33 ++++ include/trace/events/afs.h | 21 +-- mm/page-writeback.c | 2 +- 12 files changed, 584 insertions(+), 582 deletions(-)