From 7fbf541d1836e4f254bd1b83f46d8501ee00d0ae Mon Sep 17 00:00:00 2001
From: Nick Baker <ndbaker1@outlook.com>
Date: Thu, 9 Jan 2025 17:23:10 -0800
Subject: [PATCH] feat: align dummy kernel mod with newer systemd default
 (#2115)

---
 templates/al2/provisioners/install-worker.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/templates/al2/provisioners/install-worker.sh b/templates/al2/provisioners/install-worker.sh
index 5b715a5a7..2eebc7a65 100644
--- a/templates/al2/provisioners/install-worker.sh
+++ b/templates/al2/provisioners/install-worker.sh
@@ -140,6 +140,12 @@ sudo mv "${WORKING_DIR}/runtime.slice" /etc/systemd/system/runtime.slice
 sudo mv $WORKING_DIR/set-nvidia-clocks.service /etc/systemd/system/set-nvidia-clocks.service
 sudo systemctl enable set-nvidia-clocks.service
 
+# backporting removal of default dummy0 network interface in systemd v236
+# https://github.com/systemd/systemd/blob/16ac586e5a77942bf1147bc9eae684d544ded88f/NEWS#L11139-L11144
+cat << EOF | sudo tee /lib/modprobe.d/10-no-dummies.conf
+options dummy numdummies=0
+EOF
+
 ###############################################################################
 ### Containerd setup ##########################################################
 ###############################################################################