staging/lustre/ldlm: move namespaces/lru_max_age to sysfs

Move ldlm display of lru_max_age from procfs to sysfs

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/staging/lustre/lustre/ldlm/ldlm_resource.c
Simple merge

diff --cc drivers/staging/lustre/sysfs-fs-lustre
Simple merge