GFS: lock_nolock module

The lock_nolock module does no inter-node locking and allows gfs to be used as a local file system.

---

 fs/gfs2/locking/nolock/Makefile |    3 
 fs/gfs2/locking/nolock/main.c   |  268 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 271 insertions(+)

diff -urpN a/fs/gfs2/locking/nolock/Makefile b/fs/gfs2/locking/nolock/Makefile
@@ -0,0 +1,3 @@
+obj-$(CONFIG_GFS2_FS) += lock_nolock.o
+lock_nolock-y := main.o
+