2.6.33.3-rt16 compile failure in fs/ecryptfs/inode.o

[John Kacur]

make O=/bld/2.6.33.3-rt16/ fs/ecryptfs/inode.o
  Using /home/jkacur/jk-2.6 as source for kernel
  GEN     /bld/2.6.33.3-rt16/Makefile
  CHK     include/linux/version.h
  CHK     include/generated/utsrelease.h
  CALL    /home/jkacur/jk-2.6/scripts/checksyscalls.sh
  CC [M]  fs/ecryptfs/inode.o
/home/jkacur/jk-2.6/fs/ecryptfs/inode.c: In function 
ʽecryptfs_lookup_and_interpose_lowerʼ:
/home/jkacur/jk-2.6/fs/ecryptfs/inode.c:266: error: wrong type argument to 
unary exclamation mark
make[2]: *** [fs/ecryptfs/inode.o] Error 1
make[1]: *** [fs/ecryptfs/inode.o] Error 2
make: *** [sub-make] Error 2

The above comes from: 
commit 5c0eb5cec064ce26ffcd0cdd684c9b6dd7c9074e
Author: Nick Piggin <npiggin@xxxxxxx>
Date:   Fri Jan 29 15:38:21 2010 -0800

    fs-dcache-scale-d_count