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-rw-r--r--morphlib/exts/kvm.write.help9
1 files changed, 9 insertions, 0 deletions
diff --git a/morphlib/exts/kvm.write.help b/morphlib/exts/kvm.write.help
index 8ddcb89c..04393b8a 100644
--- a/morphlib/exts/kvm.write.help
+++ b/morphlib/exts/kvm.write.help
@@ -63,5 +63,14 @@ help: |
allowed values =
- 'extlinux'
+ * KERNEL_ARGS=args: optional additional kernel command-line parameters to
+ be appended to the default set. The default set is:
+
+ 'rw init=/sbin/init rootfstype=btrfs \
+ rootflags=subvol=systems/default/run \
+ root=[name or UUID of root filesystem]'
+
+ (See https://www.kernel.org/doc/Documentation/kernel-parameters.txt)
+
(See `morph help deploy` for details of how to pass parameters to write
extensions)