From 519958c94bbe5dd9a9b34f529e0a8e56afc40df1 Mon Sep 17 00:00:00 2001
From: Nick Bathum <nickbathum@gmail.com>
Date: Sun, 26 Feb 2023 20:17:27 -0500
Subject: [PATCH] nixos/lib/make-multi-disk-zfs-image: expose memSize parameter

closes #178095
---
 nixos/lib/make-multi-disk-zfs-image.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/nixos/lib/make-multi-disk-zfs-image.nix b/nixos/lib/make-multi-disk-zfs-image.nix
index f9046a485a7d..ecbde44971a9 100644
--- a/nixos/lib/make-multi-disk-zfs-image.nix
+++ b/nixos/lib/make-multi-disk-zfs-image.nix
@@ -73,6 +73,9 @@
 , # Shell code executed after the VM has finished.
   postVM ? ""
 
+, # Guest memory size
+  memSize ? 1024
+
 , name ? "nixos-disk-image"
 
 , # Disk image format, one of qcow2, qcow2-compressed, vdi, vpc, raw.
@@ -242,6 +245,7 @@ let
       {
         QEMU_OPTS = "-drive file=$bootDiskImage,if=virtio,cache=unsafe,werror=report"
          + " -drive file=$rootDiskImage,if=virtio,cache=unsafe,werror=report";
+         inherit memSize;
         preVM = ''
           PATH=$PATH:${pkgs.qemu_kvm}/bin
           mkdir $out