From d821b070ab0e9a4ec8747449e4473d44e05204e5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Anders=20F=20Bj=C3=B6rklund?= <anders.f.bjorklund@gmail.com>
Date: Wed, 14 Aug 2019 22:49:39 +0200
Subject: [PATCH] Move root filesystem from rootfs to tmpfs

---
 .../board/coreos/minikube/rootfs-overlay/init         | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100755 deploy/iso/minikube-iso/board/coreos/minikube/rootfs-overlay/init

diff --git a/deploy/iso/minikube-iso/board/coreos/minikube/rootfs-overlay/init b/deploy/iso/minikube-iso/board/coreos/minikube/rootfs-overlay/init
new file mode 100755
index 000000000000..ecbb80a05d37
--- /dev/null
+++ b/deploy/iso/minikube-iso/board/coreos/minikube/rootfs-overlay/init
@@ -0,0 +1,11 @@
+#!/bin/sh
+mkdir /sysroot
+mount -t tmpfs -o size=90% tmpfs /sysroot
+tar -C / --exclude=sysroot -cf - . | tar -C /sysroot/ -xf -
+
+# devtmpfs does not get automounted for initramfs
+/bin/mount -t devtmpfs devtmpfs /sysroot/dev
+exec 0</sysroot/dev/console
+exec 1>/sysroot/dev/console
+exec 2>/sysroot/dev/console
+exec /sbin/switch_root /sysroot /sbin/init "$@"