cd /usr/src

wget http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.18.tar.bz2

wget http://download.openvz.org/kernel/branches/rhel5-2.6.18/028stab064.4/patches/patch-128.2.1.el5.028stab064.4-combined.gz

tar vjxf linux-2.6.18.tar.bz2

cp patch-128.2.1.el5.028stab064.4-combined.gz linux-2.6.18

cd linux-2.6.18

gzip -dc patch-128.2.1.el5.028stab064.4-combined.gz | patch -p1

rm patch-128.2.1.el5.028stab064.4-combined.gz

wget http://download.openvz.org/kernel/branches/rhel5-2.6.18/028stab064.4/configs/kernel-2.6.18-i686-ent.config.ovz -O .config

make oldconfig

make

 LD      .tmp_vmlinux1
arch/x86_64/kernel/built-in.o: In function `alloc_iommu':
pci-gart.c:(.text+0x111b4): undefined reference to `iommu_area_alloc'
pci-gart.c:(.text+0x111ee): undefined reference to `iommu_area_alloc'
arch/x86_64/kernel/built-in.o: In function `gart_unmap_single':
(.text+0x11627): undefined reference to `iommu_area_free'
make: *** [.tmp_vmlinux1] Erreur 1

Root device is (8, 2)
Boot sector 512 bytes.
Setup is 7233 bytes.
System is 1762 kB
Kernel: arch/x86_64/boot/bzImage is ready  (#1)
  Building modules, stage 2.
  MODPOST
WARNING: "arch_setup_additional_pages" [kernel/cpt/vzrst.ko] undefined!
WARNING: "syscall32_page" [kernel/cpt/vzrst.ko] undefined!
WARNING: "syscall32_page" [kernel/cpt/vzcpt.ko] undefined!
make[1]: *** [__modpost] Erreur 1
make: *** [modules] Erreur 2