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docs: Update documentation for new kernel configuration

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Replace the use of a reference kernel configuration file from this
repository with the use of a defconfig from the linux fork.

Signed-off-by: Rob Bradford <rbradford@rivosinc.com>
This commit is contained in:
Rob Bradford 2025-01-15 09:31:07 +00:00 committed by Bo Chen
parent f96554cbe9
commit f892789481
4 changed files with 4 additions and 6903 deletions
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9
README.md
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@ -181,14 +181,9 @@ To build the kernel:
```shell
# Clone the Cloud Hypervisor Linux branch
$ git clone --depth 1 https://github.com/cloud-hypervisor/linux.git -b ch-6.2 linux-cloud-hypervisor
$ git clone --depth 1 https://github.com/cloud-hypervisor/linux.git -b ch-6.12.8 linux-cloud-hypervisor
$ pushd linux-cloud-hypervisor
# Use the x86-64 cloud-hypervisor kernel config to build your kernel for x86-64
$ wget https://raw.githubusercontent.com/cloud-hypervisor/cloud-hypervisor/main/resources/linux-config-x86_64
# Use the AArch64 cloud-hypervisor kernel config to build your kernel for AArch64
$ wget https://raw.githubusercontent.com/cloud-hypervisor/cloud-hypervisor/main/resources/linux-config-aarch64
$ cp linux-config-x86_64 .config # x86-64
$ cp linux-config-aarch64 .config # AArch64
$ make ch_defconfig
# Do native build of the x86-64 kernel
$ KCFLAGS="-Wa,-mx86-used-note=no" make bzImage -j `nproc`
# Do native build of the AArch64 kernel

3492
resources/linux-config-aarch64
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3400
resources/linux-config-x86_64
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6
scripts/test-util.sh
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@ -46,16 +46,14 @@ checkout_repo() {
# Not actively used by CI
build_custom_linux() {
ARCH=$(uname -m)
SRCDIR=$PWD
LINUX_CUSTOM_DIR="$WORKLOADS_DIR/linux-custom"
LINUX_CUSTOM_BRANCH="ch-6.12"
LINUX_CUSTOM_BRANCH="ch-6.12.8"
LINUX_CUSTOM_URL="https://github.com/cloud-hypervisor/linux.git"
checkout_repo "$LINUX_CUSTOM_DIR" "$LINUX_CUSTOM_URL" "$LINUX_CUSTOM_BRANCH"
cp "$SRCDIR"/resources/linux-config-"${ARCH}" "$LINUX_CUSTOM_DIR"/.config
pushd "$LINUX_CUSTOM_DIR" || exit
make ch_defconfig
make -j "$(nproc)"
if [ "${ARCH}" == "x86_64" ]; then
cp vmlinux "$WORKLOADS_DIR/" || exit 1