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From: David Howells <dhowells@redhat.com>
To: Trond Myklebust <trondmy@hammerspace.com>,
	Anna Schumaker <anna.schumaker@netapp.com>,
	Steve French <sfrench@samba.org>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Matthew Wilcox <willy@infradead.org>
Cc: Jeff Layton <jlayton@redhat.com>,
	Dave Wysochanski <dwysocha@redhat.com>,
	dhowells@redhat.com, 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
Subject: [PATCH 01/14] nfs, cifs, ceph, 9p: Disable use of fscache prior to its rewrite
Date: Mon, 13 Jul 2020 17:27:55 +0100	[thread overview]
Message-ID: <159465767588.1376105.11762011193210440208.stgit@warthog.procyon.org.uk> (raw)
In-Reply-To: <159465766378.1376105.11619976251039287525.stgit@warthog.procyon.org.uk>

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 <dhowells@redhat.com>
cc: Dave Wysochanski <dwysocha@redhat.com>
cc: Trond Myklebust <trond.myklebust@hammerspace.com>
cc: Anna Schumaker <anna.schumaker@netapp.com>
cc: linux-nfs@vger.kernel.org
cc: Jeff Layton <jlayton@kernel.org>
cc: Ilya Dryomov <idryomov@gmail.com>
cc: ceph-devel@vger.kernel.org
cc: Steve French <sfrench@samba.org>
cc: linux-cifs@vger.kernel.org
cc: Eric Van Hensbergen <ericvh@gmail.com>
cc: Latchesar Ionkov <lucho@ionkov.net>
cc: Dominique Martinet <asmadeus@codewreck.org>
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 cf235f6eacf9..9aee341392a2 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



  reply	other threads:[~2020-07-13 16:28 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-13 16:27 [PATCH 00/14] fscache: Rewrite 1: Disable and clean in preparation for rewrite David Howells
2020-07-13 16:27 ` David Howells [this message]
2020-07-13 16:28 ` [PATCH 02/14] afs: Disable use of the fscache I/O routines David Howells
2020-07-13 16:28 ` [PATCH 03/14] fscache: Add a cookie debug ID and use that in traces David Howells
2020-07-13 16:28 ` [PATCH 04/14] fscache: Procfile to display cookies David Howells
2020-07-13 16:28 ` [PATCH 05/14] fscache: Remove the old I/O API David Howells
2020-07-13 16:28 ` [PATCH 06/14] fscache: Remove the netfs data from the cookie David Howells
2020-07-13 16:29 ` [PATCH 07/14] fscache: Remove struct fscache_cookie_def David Howells
2020-07-13 16:29 ` [PATCH 08/14] fscache: Remove store_limit* from struct fscache_object David Howells
2020-07-13 16:29 ` [PATCH 09/14] fscache: Remove fscache_check_consistency() David Howells
2020-07-13 16:29 ` [PATCH 10/14] fscache: Remove fscache_attr_changed() David Howells
2020-07-13 16:29 ` [PATCH 11/14] fscache: Remove obsolete stats David Howells
2020-07-13 16:30 ` [PATCH 12/14] fscache: Remove old I/O tracepoints David Howells
2020-07-13 16:30 ` [PATCH 13/14] fscache: Temporarily disable fscache_invalidate() David Howells
2020-07-13 16:30 ` [PATCH 14/14] fscache: Remove the I/O operation manager David Howells

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