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[PATCH 31/45] NFS: Permit local filesystem caching to be enabled for NFS [ver #35]

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From: David Howells <dhowells@...>
To: <torvalds@...>, <akpm@...>, <trond.myklebust@...>, <chuck.lever@...>
Cc: <nfsv4@...>, <linux-kernel@...>, <linux-fsdevel@...>, <selinux@...>, <linux-security-module@...>, <dhowells@...>
Subject: [PATCH 31/45] NFS: Permit local filesystem caching to be enabled for NFS [ver #35]
Date: Friday, March 28, 2008 - 10:32 am

Permit local filesystem caching to be enabled for NFS in the kernel
configuration.

Signed-off-by: David Howells <dhowells@redhat.com>
---

 fs/Kconfig |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)


diff --git a/fs/Kconfig b/fs/Kconfig
index 6ca14c1..944c34b 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -1644,6 +1644,14 @@ config NFS_V4
 
 	  If unsure, say N.
 
+config NFS_FSCACHE
+	bool "Provide NFS client caching support (EXPERIMENTAL)"
+	depends on EXPERIMENTAL
+	depends on NFS_FS=m && FSCACHE || NFS_FS=y && FSCACHE=y
+	help
+	  Say Y here if you want NFS data to be cached locally on disc through
+	  the general filesystem cache manager
+
 config NFS_DIRECTIO
 	bool "Allow direct I/O on NFS files"
 	depends on NFS_FS

--
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Messages in current thread:
[PATCH 00/45] Permit filesystem local caching [ver #35], David Howells, (Fri Mar 28, 10:30 am)
[PATCH 35/45] NFS: Define and create inode-level cache objec..., David Howells, (Fri Mar 28, 10:33 am)
[PATCH 37/45] NFS: Invalidate FsCache page flags when cache ..., David Howells, (Fri Mar 28, 10:33 am)
[PATCH 42/45] NFS: Read pages from FS-Cache into an NFS inod..., David Howells, (Fri Mar 28, 10:33 am)
[PATCH 32/45] NFS: Register NFS for caching and retrieve the..., David Howells, (Fri Mar 28, 10:32 am)
[PATCH 39/45] NFS: FS-Cache page management [ver #35], David Howells, (Fri Mar 28, 10:33 am)
[PATCH 41/45] NFS: nfs_readpage_async() needs to be accessib..., David Howells, (Fri Mar 28, 10:33 am)
[PATCH 36/45] NFS: Use local disk inode cache [ver #35], David Howells, (Fri Mar 28, 10:33 am)
[PATCH 34/45] NFS: Define and create superblock-level object..., David Howells, (Fri Mar 28, 10:33 am)
[PATCH 45/45] NFS: Add mount options to enable local caching..., David Howells, (Fri Mar 28, 10:34 am)
[PATCH 33/45] NFS: Define and create server-level objects [v..., David Howells, (Fri Mar 28, 10:33 am)
[PATCH 31/45] NFS: Permit local filesystem caching to be ena..., David Howells, (Fri Mar 28, 10:32 am)
[PATCH 44/45] NFS: Display local caching state [ver #35], David Howells, (Fri Mar 28, 10:33 am)
[PATCH 22/45] CacheFiles: Add a hook to write a single page ..., David Howells, (Fri Mar 28, 10:32 am)
[PATCH 28/45] FS-Cache: Make kAFS use FS-Cache [ver #35], David Howells, (Fri Mar 28, 10:32 am)
[PATCH 19/45] Add missing consts to xattr function arguments..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 30/45] NFS: Add FS-Cache option bit and debug bit [ve..., David Howells, (Fri Mar 28, 10:32 am)
[PATCH 29/45] NFS: Add comment banners to some NFS functions..., David Howells, (Fri Mar 28, 10:32 am)
[PATCH 09/45] Security: Change current-&gt;fs[ug]id to curre..., David Howells, (Fri Mar 28, 10:30 am)
[PATCH 25/45] CacheFiles: A cache that backs onto a mounted ..., David Howells, (Fri Mar 28, 10:32 am)
[PATCH 06/45] KEYS: Make the keyring quotas controllable thr..., David Howells, (Fri Mar 28, 10:30 am)
Re: [PATCH 06/45] KEYS: Make the keyring quotas controllable..., Berthold Cogel, (Tue Apr 1, 11:29 am)
[PATCH 40/45] NFS: Add read context retention for FS-Cache t..., David Howells, (Fri Mar 28, 10:33 am)
[PATCH 26/45] AFS: Add a MAINTAINERS record for AFS [ver #35], David Howells, (Fri Mar 28, 10:32 am)
[PATCH 27/45] AFS: prevent double cell registration [ver #35], David Howells, (Fri Mar 28, 10:32 am)
[PATCH 11/45] Security: De-embed task security record from t..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 16/45] FS-Cache: Recruit a couple of page flags for c..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 05/45] KEYS: Don't generate user and user session key..., David Howells, (Fri Mar 28, 10:30 am)
[PATCH 24/45] CacheFiles: Export things for CacheFiles [ver ..., David Howells, (Fri Mar 28, 10:32 am)
[PATCH 13/45] Security: Allow kernel services to override LS..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 23/45] CacheFiles: Permit the page lock state to be m..., David Howells, (Fri Mar 28, 10:32 am)
[PATCH 43/45] NFS: Store pages from an NFS inode into a loca..., David Howells, (Fri Mar 28, 10:33 am)
[PATCH 18/45] FS-Cache: Generic filesystem caching facility ..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 14/45] Security: Make NFSD work with detached securit..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 20/45] CacheFiles: Add missing copy_page export for i..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 02/45] KEYS: Check starting keyring as part of search..., David Howells, (Fri Mar 28, 10:30 am)
[PATCH 07/45] KEYS: Make key_serial() a function if CONFIG_K..., David Howells, (Fri Mar 28, 10:30 am)
[PATCH 12/45] Security: Add a kernel_service object class to..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 38/45] NFS: Add some new I/O counters for FS-Cache do..., David Howells, (Fri Mar 28, 10:33 am)
[PATCH 21/45] CacheFiles: Be consistent about the use of map..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 17/45] FS-Cache: Provide an add_wait_queue_tail() fun..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 15/45] FS-Cache: Release page-&gt;private after faile..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 10/45] Security: Separate task security context from ..., David Howells, (Fri Mar 28, 10:31 am)
[PATCH 08/45] KEYS: Add keyctl function to get a security la..., David Howells, (Fri Mar 28, 10:30 am)
[PATCH 04/45] KEYS: Allow clients to set key perms in key_cr..., David Howells, (Fri Mar 28, 10:30 am)
[PATCH 03/45] KEYS: Allow the callout data to be passed as a..., David Howells, (Fri Mar 28, 10:30 am)
[PATCH 01/45] KEYS: Increase the payload size when instantia..., David Howells, (Fri Mar 28, 10:30 am)