Handle keyword-less kernel params

Allow kernel params that don't have a key/value structure to be handled.

Signed-off-by: Flavio Castelli <fcastelli@suse.com>

1 files changed, 10 insertions, 1 deletions

diff --git a/website/docs/r/domain.html.markdown b/website/docs/r/domain.html.markdown
index ff9ab0a3..acc795b0 100644
--- a/website/docs/r/domain.html.markdown
+++ b/website/docs/r/domain.html.markdown
@@ -85,7 +85,7 @@ resource "libvirt_domain" "domain-suse" {
 }
 ```
 
-* `kernel` - (Optional) The path of the initrd to boot.
+* `initrd` - (Optional) The path of the initrd to boot.
 
 You can use it in the same way as the kernel.
 
@@ -102,10 +102,15 @@ resource "libvirt_domain" "domain-suse" {
   cmdline {
     arg1 = "value1"
     arg2 = "value2"
+    "_" = "rw nosplash"
   }
 }
 ```
 
+Kernel params that don't have a keyword identifier can be specified using the
+special `"_"` keyword. Multiple keyword-less params have to be specified using
+the same `"_"` keyword, like in the example above.
+
 Also note that the `cmd` block is actually a list of maps, so it is possible to
 declare several of them by using either the literal list and map syntax as in
 the following examples:
@@ -151,6 +156,10 @@ resource "libvirt_domain" "my_machine" {
 }
 ```
 
+~> **Note well:** `kernel` and `initrd` have to be specified at the same time; `cmdline`
+   arguments can be specified only when `kernel` and `initrd` have been defined.
+   Otherwise libvirt will refuse to start the domain.
+
 ### UEFI images
 
 Some extra arguments are also provided for using UEFI images: