NFS: Permit local filesystem caching to be enabled for NFS

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

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Steve Dickson <steved@redhat.com>
Acked-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Tested-by: Daire Byrne <Daire.Byrne@framestore.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig
index 36fe20d6eba2..e67f3ec07736 100644
--- a/fs/nfs/Kconfig
+++ b/fs/nfs/Kconfig
@@ -84,3 +84,11 @@ config ROOT_NFS
           <file:Documentation/filesystems/nfsroot.txt>.
 
           Most people say N here.
+
+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