kernel_func () {
	machine_id=$(cat /etc/machine-id) 
	current_kernel=$(uname -r) 
	current_ucode=$(awk -F'[[:space:]]*:[[:space:]]*' '/microcode/ {print $2}' /proc/cpuinfo | uniq) 
	[[ -f /run/next_kernel ]] && next_kernel="$(sudo cat /run/next_kernel)" 
	next_ucode=$(iucode_tool -lqS /lib/firmware/intel-ucode/ | grep -Po 'rev 0x\d+' | tr -d '[rev ]' | tail -1) 
	if [[ "${current_kernel}" == ${next_kernel} ]] && [[ "${current_ucode}" == ${next_ucode} ]] || [[ -z "${next_kernel}" ]]
	then
		print -P "[%F{#00ff00}OK%f]"
	else
		print -P "[%F{yellow}needs reboot%f]"
	fi
}