From patchwork Fri Nov 20 15:02:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Howells X-Patchwork-Id: 11920543 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=-15.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=unavailable 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 6B48FC64E7D for ; Fri, 20 Nov 2020 15:03:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 161E622226 for ; Fri, 20 Nov 2020 15:03:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="GkcmLafh" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728316AbgKTPDC (ORCPT ); Fri, 20 Nov 2020 10:03:02 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:42162 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728307AbgKTPDC (ORCPT ); Fri, 20 Nov 2020 10:03:02 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1605884580; 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: in-reply-to:in-reply-to:references:references; bh=iwDqxG8B2p7/KDw2znvLJ+j18n5Te9dS10LwuANkyA4=; b=GkcmLafhLU0u9zJRQrV0+6kuXQYPOGWTdiFgafU6ncOEcJvDhJe+zerP7NCo8tYBH1O8BF 1wbxKIDQQu33HKO4zwvVLapH+ubgwGAcXwHMcaurrdw5vs/lKMzav5fWFVn/O0e8XUXCTt okTatSzVU15fOWfOQS4NY+q4myL3STg= 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-279-n_CAxa-MN9CE7icXmQEvBw-1; Fri, 20 Nov 2020 10:02:56 -0500 X-MC-Unique: n_CAxa-MN9CE7icXmQEvBw-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 0FF3363CC2; Fri, 20 Nov 2020 15:02:54 +0000 (UTC) Received: from warthog.procyon.org.uk (ovpn-112-246.rdu2.redhat.com [10.10.112.246]) by smtp.corp.redhat.com (Postfix) with ESMTP id 555B85D6BA; Fri, 20 Nov 2020 15:02:47 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 Subject: [RFC PATCH 01/76] nfs, cifs, ceph, 9p: Disable use of fscache prior to its rewrite From: David Howells To: Trond Myklebust , Anna Schumaker , Steve French , Dominique Martinet Cc: Dave Wysochanski , Trond Myklebust , linux-nfs@vger.kernel.org, Jeff Layton , Ilya Dryomov , ceph-devel@vger.kernel.org, linux-cifs@vger.kernel.org, Eric Van Hensbergen , Latchesar Ionkov , v9fs-developer@lists.sourceforge.net, dhowells@redhat.com, Jeff Layton , Matthew Wilcox , Alexander Viro , 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, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Date: Fri, 20 Nov 2020 15:02:46 +0000 Message-ID: <160588456649.3465195.16910213094485608266.stgit@warthog.procyon.org.uk> In-Reply-To: <160588455242.3465195.3214733858273019178.stgit@warthog.procyon.org.uk> References: <160588455242.3465195.3214733858273019178.stgit@warthog.procyon.org.uk> User-Agent: StGit/0.23 MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org Temporarily disable the use of fscache by the various Linux network filesystems, apart from afs, so that the fscache core can be rewritten. Signed-off-by: David Howells cc: Dave Wysochanski cc: Trond Myklebust cc: Anna Schumaker cc: linux-nfs@vger.kernel.org cc: Jeff Layton cc: Ilya Dryomov cc: ceph-devel@vger.kernel.org cc: Steve French cc: linux-cifs@vger.kernel.org cc: Eric Van Hensbergen cc: Latchesar Ionkov cc: Dominique Martinet cc: v9fs-developer@lists.sourceforge.net --- fs/9p/Kconfig | 2 +- fs/ceph/Kconfig | 2 +- fs/cifs/Kconfig | 2 +- fs/fscache/Kconfig | 4 ++++ fs/nfs/Kconfig | 2 +- 5 files changed, 8 insertions(+), 4 deletions(-) diff --git a/fs/9p/Kconfig b/fs/9p/Kconfig index 09fd4a185fd2..66ca72422961 100644 --- a/fs/9p/Kconfig +++ b/fs/9p/Kconfig @@ -13,7 +13,7 @@ config 9P_FS if 9P_FS config 9P_FSCACHE bool "Enable 9P client caching support" - depends on 9P_FS=m && FSCACHE || 9P_FS=y && FSCACHE=y + depends on 9P_FS=m && FSCACHE_OLD || 9P_FS=y && FSCACHE_OLD=y help Choose Y here to enable persistent, read-only local caching support for 9p clients using FS-Cache diff --git a/fs/ceph/Kconfig b/fs/ceph/Kconfig index 471e40156065..e955a38be3c8 100644 --- a/fs/ceph/Kconfig +++ b/fs/ceph/Kconfig @@ -20,7 +20,7 @@ config CEPH_FS if CEPH_FS config CEPH_FSCACHE bool "Enable Ceph client caching support" - depends on CEPH_FS=m && FSCACHE || CEPH_FS=y && FSCACHE=y + depends on CEPH_FS=m && FSCACHE_OLD || CEPH_FS=y && FSCACHE_OLD=y help Choose Y here to enable persistent, read-only local caching support for Ceph clients using FS-Cache diff --git a/fs/cifs/Kconfig b/fs/cifs/Kconfig index 604f65f4b6c5..441f24bff49c 100644 --- a/fs/cifs/Kconfig +++ b/fs/cifs/Kconfig @@ -206,7 +206,7 @@ config CIFS_SMB_DIRECT config CIFS_FSCACHE bool "Provide CIFS client caching support" - depends on CIFS=m && FSCACHE || CIFS=y && FSCACHE=y + depends on CIFS=m && FSCACHE_OLD || CIFS=y && FSCACHE_OLD=y help Makes CIFS FS-Cache capable. Say Y here if you want your CIFS data to be cached locally on disk through the general filesystem cache diff --git a/fs/fscache/Kconfig b/fs/fscache/Kconfig index 5e796e6c38e5..ce6f731065d0 100644 --- a/fs/fscache/Kconfig +++ b/fs/fscache/Kconfig @@ -60,3 +60,7 @@ config FSCACHE_OBJECT_LIST help Maintain a global list of active fscache objects that can be retrieved through /proc/fs/fscache/objects for debugging purposes + +config FSCACHE_OLD + bool + default n diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig index 88e1763e02f3..8909ef506073 100644 --- a/fs/nfs/Kconfig +++ b/fs/nfs/Kconfig @@ -170,7 +170,7 @@ config ROOT_NFS config NFS_FSCACHE bool "Provide NFS client caching support" - depends on NFS_FS=m && FSCACHE || NFS_FS=y && FSCACHE=y + depends on NFS_FS=m && FSCACHE_OLD || NFS_FS=y && FSCACHE_OLD=y help Say Y here if you want NFS data to be cached locally on disc through the general filesystem cache manager