do_kexec.sh

 1#!/bin/sh
 2# SPDX-License-Identifier: GPL-2.0
 3set -e
 4
 5# Use $KERNEL and $INITRAMFS to pass custom Kernel and optional initramfs
 6
 7KERNEL="${KERNEL:-/boot/bzImage}"
 8set -- -l -s --reuse-cmdline "$KERNEL"
 9
10INITRAMFS="${INITRAMFS:-/boot/initramfs}"
11if [ -f "$INITRAMFS" ]; then
12    set -- "$@" --initrd="$INITRAMFS"
13fi
14
15kexec "$@"
16kexec -e