copy address of proc_ns_ops into ns_common

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --cc fs/namespace.c
Simple merge

diff --cc fs/proc/inode.c
Simple merge

diff --cc include/linux/ns_common.h
Simple merge

diff --cc init/version.c
Simple merge

diff --cc ipc/msgutil.c
Simple merge

diff --cc ipc/namespace.c
Simple merge

diff --cc kernel/nsproxy.c
Simple merge

diff --cc kernel/pid.c
Simple merge

diff --cc kernel/pid_namespace.c
Simple merge

diff --cc kernel/user.c
Simple merge

diff --cc kernel/user_namespace.c
Simple merge

diff --cc kernel/utsname.c
Simple merge

diff --cc net/core/net_namespace.c
Simple merge