47 lines
1.7 KiB
Plaintext
47 lines
1.7 KiB
Plaintext
function compile_mdev_samples {
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set -x
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local kver=$(uname -r)
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local kvariant=$(uname -r | awk -F - '{print $NF}')
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if [[ "$kvariant" == "kvm" ]]; then
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echo "NOTE: The kvm variant of the kernel you are running does not " \
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"have the mdev support required to enable the mdev samples."
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echo "Install the generic variant and retry."
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exit 1
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elif [[ "$kvariant" != "generic" ]]; then
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echo "NOTE: This may not work on your kernel variant of $kvariant!"
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echo "Recommend installing the generic variant kernel instead."
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fi
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if grep deb-src /etc/apt/sources.list; then
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sudo sed -i 's/^# deb-src/deb-src/' /etc/apt/sources.list
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else
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sudo tee -a /etc/apt/sources.list <<EOF
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# Added by devstack
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deb-src http://archive.ubuntu.com/ubuntu jammy main restricted
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deb-src http://archive.ubuntu.com/ubuntu jammy-updates main restricted
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deb-src http://archive.ubuntu.com/ubuntu jammy-security main restricted
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EOF
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fi
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cat /etc/apt/sources.list
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sudo apt update
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sudo apt build-dep -y linux-image-unsigned-$kver
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sudo apt install -y libncurses-dev gawk flex bison openssl libssl-dev \
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dkms libelf-dev libudev-dev libpci-dev libiberty-dev autoconf llvm \
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linux-headers-$kver
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mkdir $NOVA_KERNEL_TEMP
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cd $NOVA_KERNEL_TEMP
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apt source linux-image-unsigned-$kver > kernel-source.log
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cd linux-*/samples/vfio-mdev
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sed -i 's/obj-[^ ]*/obj-m/' Makefile
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make -C /lib/modules/$(uname -r)/build M=$(pwd) modules
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sudo make -C /lib/modules/$(uname -r)/build M=$(pwd) modules_install
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sudo depmod
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for mod in $NOVA_MDEV_SAMPLES; do
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sudo modprobe $mod
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done
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lsmod | grep mdev
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}
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