Files
debianito-post-install/modules/kernel.sh
T
2026-05-07 01:31:06 -05:00

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#!/usr/bin/env bash
# kernel.sh
install_kernel_backports() {
echo -e "${YELLOW}Kernel from Backports${NC}"
# Check if backports are enabled at system level
if [ "$(is_backports_enabled)" != "true" ]; then
echo -e "${YELLOW}Backports repository is not enabled.${NC}"
echo "Use option 2 (Configure repositories) to enable backports first."
return 1
fi
local backports_kernel_ver
backports_kernel_ver=$(get_backports_kernel_version)
echo "This will install the latest stable kernel from backports."
echo " - Newer hardware support"
echo " - Potential performance improvements"
if [ "$backports_kernel_ver" != "unknown" ]; then
echo " - Kernel version available: $backports_kernel_ver"
else
echo " - Kernel version could not be determined at this time"
fi
echo ""
# Extra warning if NVIDIA GPU is detected
if [ "$GPU_TYPE" == "nvidia" ]; then
echo -e "${RED}============================================${NC}"
echo -e "${RED} WARNING: NVIDIA GPU detected${NC}"
echo -e "${RED}============================================${NC}"
echo "Backports kernels (6.19+) can break the NVIDIA 550 driver."
echo "If you installed the NVIDIA driver earlier, this may cause"
echo "display issues or DKMS compilation failures."
echo ""
fi
# Build the whiptail message dynamically
local msg
msg="Do you want to install the latest kernel from backports?\n\n"
if [ "$backports_kernel_ver" != "unknown" ]; then
msg+="Kernel version: $backports_kernel_ver\n\n"
fi
msg+="This replaces the current linux-image-amd64 metapackage.\n"
msg+="You can still boot older kernels from GRUB.\n"
if [ "$GPU_TYPE" == "nvidia" ]; then
msg+="\n WARNING: NVIDIA GPU detected.\n"
msg+="Backports kernels (6.19+) may break the NVIDIA 550 driver.\n"
fi
if ! whiptail --title "Install Kernel from Backports" \
--yesno "$msg" 16 70; then
echo "Skipping kernel installation."
return
fi
echo "Installing kernel from backports..."
sudo apt install -y -t "${DEBIAN_CODENAME}-backports" linux-image-amd64
echo -e "${GREEN}Kernel from backports installed.${NC}"
echo "Please reboot to use the new kernel."
}