anaconda: add plymouth.ignore-serial-consoles boot option by default

QubesOS/qubes-issues#3849

anaconda/0057-Add-plymouth.ignore-serial-consoles-boot-option-by-d.patch

@@ -0,0 +1,29 @@
+From 83136384582280bde3379ee87898891d88463930 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Marek=20Marczykowski-G=C3=B3recki?=
+ <marmarek@invisiblethingslab.com>
+Date: Tue, 25 Jun 2019 19:59:17 +0200
+Subject: [PATCH] Add "plymouth.ignore-serial-consoles" boot option by default
+
+This preserve graphical boot even if plymouth detects /dev/hvc0 as a
+serial console.
+
+QubesOS/qubes-issues#3849
+---
+ pyanaconda/installclasses/qubes.py | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/pyanaconda/installclasses/qubes.py b/pyanaconda/installclasses/qubes.py
+index b5caff037..0ab8ce553 100644
+--- a/pyanaconda/installclasses/qubes.py
++++ b/pyanaconda/installclasses/qubes.py
+@@ -45,6 +45,7 @@ class InstallClass(BaseInstallClass):
+     installUpdates = False
+
+     bootloaderTimeoutDefault = 5
++    bootloaderExtraArgs = ["plymouth.ignore-serial-consoles"]
+
+     tasks = [(N_("Minimal"), ["base", "base-x", "kde-desktop-qubes", "qubes" ]) ]
+
+-- 
+2.20.1
+

anaconda/anaconda.spec

@@ -74,6 +74,7 @@ Patch53: 0053-anaconda-require-user-password-being-set.patch
 Patch54: 0054-anaconda-abort-installation-on-X-startup-fail.patch
 Patch55: 0055-anaconda-fix-encryption-passphrase-check.patch
 Patch56: 0056-anaconda-disable-os-prober.patch
+Patch57: 0057-Add-plymouth.ignore-serial-consoles-boot-option-by-d.patch
 
 # Versions of required components (done so we make sure the buildrequires
 # match the requires versions of things).