diff --git a/Developer-Guide.md b/Developer-Guide.md index 9691a269bb..e4fa3ce6a5 100644 --- a/Developer-Guide.md +++ b/Developer-Guide.md @@ -330,40 +330,7 @@ $ (cd /usr/share/kata-containers && sudo ln -sf "$image" kata-containers-initrd. # Install guest kernel images -As a prerequisite, you need to install `libelf-dev` and `bc`. Otherwise, you -will not be able to build the kernel from sources. - -``` -$ go get github.com/kata-containers/tests -$ cd $GOPATH/src/github.com/kata-containers/tests/.ci -$ kernel_arch="$(./kata-arch.sh)" -$ kernel_dir="$(./kata-arch.sh --kernel)" -$ tmpdir="$(mktemp -d)" -$ pushd "$tmpdir" -$ curl -L https://raw.githubusercontent.com/kata-containers/packaging/master/kernel/configs/${kernel_dir}_kata_kvm_4.14.x -o .config -$ kernel_version=$(grep "Linux/[${kernel_arch}]*" .config | cut -d' ' -f3 | tail -1) -$ kernel_tar_file="linux-${kernel_version}.tar.xz" -$ kernel_url="https://cdn.kernel.org/pub/linux/kernel/v$(echo $kernel_version | cut -f1 -d.).x/${kernel_tar_file}" -$ curl -LOk ${kernel_url} -$ tar -xf ${kernel_tar_file} -$ mv .config "linux-${kernel_version}" -$ pushd "linux-${kernel_version}" -$ curl -L https://raw.githubusercontent.com/kata-containers/packaging/master/kernel/patches/4.19.x/0003-NO-UPSTREAM-9P-always-use-cached-inode-to-fill-in-v9.patch | patch -p1 -$ curl -L https://raw.githubusercontent.com/kata-containers/packaging/master/kernel/patches/4.19.x/0004-Compile-in-evged-always.patch | patch -p1 -$ make ARCH=${kernel_dir} -j$(nproc) -$ kata_kernel_dir="/usr/share/kata-containers" -$ kata_vmlinuz="${kata_kernel_dir}/kata-vmlinuz-${kernel_version}.container" -$ case $kernel_arch in ppc64le) kernel_path="./vmlinux";; aarch64) kernel_path="arch/arm64/boot/Image";; *) kernel_path="arch/${kernel_arch}/boot/bzImage";; esac -$ kernel_file="$(realpath $kernel_path)" -$ sudo install -o root -g root -m 0755 -D "${kernel_file}" "${kata_vmlinuz}" -$ sudo ln -sf "${kata_vmlinuz}" "${kata_kernel_dir}/vmlinuz.container" -$ kata_vmlinux="${kata_kernel_dir}/kata-vmlinux-${kernel_version}" -$ sudo install -o root -g root -m 0755 -D "$(realpath vmlinux)" "${kata_vmlinux}" -$ sudo ln -sf "${kata_vmlinux}" "${kata_kernel_dir}/vmlinux.container" -$ popd -$ popd -$ rm -rf "${tmpdir}" -``` +You can build and install the guest kernel image as shown [here](https://github.com/kata-containers/packaging/tree/master/kernel#build-kata-containers-kernel). # Install a hypervisor