[PATCH] NFSD: Add server support for NFSv3 ACLs.

 This adds functions for encoding and decoding POSIX ACLs for the NFSACL
 protocol extension, and the GETACL and SETACL RPCs.  The implementation is
 compatible with NFSACL in Solaris.

 Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
 Acked-by: Olaf Kirch <okir@suse.de>
 Signed-off-by: Andrew Morton <akpm@osdl.org>
 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/fs/Kconfig b/fs/Kconfig
index 178e27494b74..d44b04d9b0a9 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -1353,6 +1353,7 @@ config NFSD
         select LOCKD
         select SUNRPC
         select EXPORTFS
+        select NFS_ACL_SUPPORT if NFSD_V3_ACL || NFSD_V2_ACL
         help
           If you want your Linux box to act as an NFS *server*, so that other
           computers on your local network which support NFS can access certain
@@ -1376,6 +1377,10 @@ config NFSD
           To compile the NFS server support as a module, choose M here: the
           module will be called nfsd.  If unsure, say N.
 
+config NFSD_V2_ACL
+        bool
+        depends on NFSD
+
 config NFSD_V3
         bool "Provide NFSv3 server support"
         depends on NFSD
@@ -1383,6 +1388,16 @@ config NFSD_V3
           If you would like to include the NFSv3 server as well as the NFSv2
           server, say Y here.  If unsure, say Y.
 
+config NFSD_V3_ACL
+        bool "Provide server support for the NFSv3 ACL protocol extension"
+        depends on NFSD_V3
+        select NFSD_V2_ACL
+        help
+          Implement the NFSv3 ACL protocol extension for manipulating POSIX
+          Access Control Lists on exported file systems. NFS clients should
+          be compiled with the NFSv3 ACL protocol extension; see the
+          CONFIG_NFS_V3_ACL option.  If unsure, say N.
+
 config NFSD_V4
         bool "Provide NFSv4 server support (EXPERIMENTAL)"
         depends on NFSD_V3 && EXPERIMENTAL
@@ -1427,6 +1442,15 @@ config LOCKD_V4
 config EXPORTFS
         tristate
 
+config NFS_ACL_SUPPORT
+        tristate
+        select FS_POSIX_ACL
+
+config NFS_COMMON
+        bool
+        depends on NFSD || NFS_FS
+        default y
+
 config SUNRPC
         tristate