Add an overlaybd sysext with that and accelerated-container-image

chewi · t-lo · commit bac06fe40839 · 2025-07-30T13:24:35.000+02:00
Signed-off-by: James Le Cuirot &lt;jlecuirot@microsoft.com&gt;
diff --git a/build_library/extra_sysexts.sh b/build_library/extra_sysexts.sh
@@ -1,4 +1,5 @@
 EXTRA_SYSEXTS=(
+  "overlaybd|sys-fs/overlaybd,app-containers/accelerated-container-image"
   "incus|app-containers/incus"
   "nvidia-drivers-535|x11-drivers/nvidia-drivers:0/535|-kernel-open persistenced|amd64"
   "nvidia-drivers-535-open|x11-drivers/nvidia-drivers:0/535|kernel-open persistenced|amd64"
diff --git a/changelog/changes/2025-07-25-overlaybd.md b/changelog/changes/2025-07-25-overlaybd.md
@@ -0,0 +1,3 @@
+* Added [overlaybd](https://containerd.github.io/overlaybd/) system extension to support accelerated container images.
+  The extension includes both [overlaybd](https://github.com/containerd/overlaybd/) as well as [accelerated-container-image](https://github.com/containerd/accelerated-container-image) tools.
+  Add `overlaybd` to [`/etc/flatcar/enabled-sysext.conf`](https://www.flatcar.org/docs/latest/provisioning/sysext/) to check it out.

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,5 @@`
`1`	`1`	`EXTRA_SYSEXTS=(`
	`2`	`+ "overlaybd\|sys-fs/overlaybd,app-containers/accelerated-container-image"`
`2`	`3`	`"incus\|app-containers/incus"`
`3`	`4`	`"nvidia-drivers-535\|x11-drivers/nvidia-drivers:0/535\|-kernel-open persistenced\|amd64"`
`4`	`5`	`"nvidia-drivers-535-open\|x11-drivers/nvidia-drivers:0/535\|kernel-open persistenced\|amd64"`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+* Added [overlaybd](https://containerd.github.io/overlaybd/) system extension to support accelerated container images.`
	`2`	`+ The extension includes both [overlaybd](https://github.com/containerd/overlaybd/) as well as [accelerated-container-image](https://github.com/containerd/accelerated-container-image) tools.`
	`3`	+ Add `overlaybd` to [`/etc/flatcar/enabled-sysext.conf`](https://www.flatcar.org/docs/latest/provisioning/sysext/) to check it out.