How to build a patched debian kernel for atop advanced statistics ?

su
apt-get install fakeroot build-essential bzip2 kernel-package zlib1g-dev linux-source-2.6.26
cd /usr/src/
tar xjf /usr/src/linux-source-2.6.26.tar.bz2
ln -s linux-source-2.6.26 linux
cd linux
wget http://www.atoptool.nl/download/atoppatch-kernel-2.6.26.tar.gz
tar xzf atoppatch-kernel-2.6.26.tar.gz
patch -p1 < ./atoppatch-kernel-2.6.26/01patch-2.6.26_atopcnt 
patch -p1 < ./atoppatch-kernel-2.6.26/02patch-2.6.26_atopacct
cp /boot/config-`uname -r` .config
make oldconfig
make-kpkg clean
fakeroot make-kpkg --initrd --append-to-version "-patch-atop" kernel_image kernel_headers