mkosi: Use zstd compression on non-centos distros

Just because centos doesn't support it doesn't mean we can't use it
on the other distros.

3 files changed, 16 insertions, 3 deletions

diff --git a/mkosi.presets/10-initrd.conf b/mkosi.presets/10-initrd/mkosi.conf
index 6516b510c7..40fd6c4005 100644
--- a/mkosi.presets/10-initrd.conf
+++ b/mkosi.presets/10-initrd/mkosi.conf
@@ -5,11 +5,9 @@ Bootable=auto,yes
 
 [Output]
 Format=cpio
-# TODO: Switch to zstd once we stop building CentOS Stream 8.
-CompressOutput=xz
 
 [Content]
-BaseTrees=mkosi.output/base
+BaseTrees=../../mkosi.output/base
 MakeInitrd=yes
 
 # Arch Linux doesn't split their gcc-libs package so we manually remove unneeded stuff here to make sure it
diff --git a/mkosi.presets/10-initrd/mkosi.conf.d/10-centos.conf b/mkosi.presets/10-initrd/mkosi.conf.d/10-centos.conf
new file mode 100644
index 0000000000..c25a17a030
--- /dev/null
+++ b/mkosi.presets/10-initrd/mkosi.conf.d/10-centos.conf
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
+[Match]
+Distribution=centos
+
+[Output]
+# TODO: Switch to zstd once we stop building CentOS Stream 8.
+CompressOutput=xz
diff --git a/mkosi.presets/10-initrd/mkosi.conf.d/10-default.conf b/mkosi.presets/10-initrd/mkosi.conf.d/10-default.conf
new file mode 100644
index 0000000000..98f0b7dffb
--- /dev/null
+++ b/mkosi.presets/10-initrd/mkosi.conf.d/10-default.conf
@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
+[Match]
+Distribution=arch debian fedora opensuse ubuntu
+
+[Output]
+CompressOutput=zst