File plymouth-ignore-serial-console.patch of Package plymouth.12798
diff -Nura plymouth-0.9.5+git20190908+3abfab2/src/main.c plymouth-0.9.5+git20190908+3abfab2_new/src/main.c
--- plymouth-0.9.5+git20190908+3abfab2/src/main.c 2020-10-29 20:27:29.470889433 +0800
+++ plymouth-0.9.5+git20190908+3abfab2_new/src/main.c 2020-10-29 20:28:32.111417470 +0800
@@ -2258,8 +2258,7 @@
find_system_default_splash (&state);
find_distribution_default_splash (&state);
- if (ply_kernel_command_line_has_argument ("plymouth.ignore-serial-consoles"))
- device_manager_flags |= PLY_DEVICE_MANAGER_FLAGS_IGNORE_SERIAL_CONSOLES;
+ device_manager_flags |= PLY_DEVICE_MANAGER_FLAGS_IGNORE_SERIAL_CONSOLES;
if (ply_kernel_command_line_has_argument ("plymouth.ignore-udev") ||
(getenv ("DISPLAY") != NULL))