From f375978572e5be4edb0e84fcbb7ae5dd06e93163 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Tue, 22 Mar 2016 09:43:50 +0000
Subject: [PATCH] launch: Factor out earlyprintk from the command line.

Just code motion.

In theory we could also add earlyprintk=ttyS0,115200 on x86, but I
cannot get it to work.

(cherry picked from commit b3e843e5b471b1e6e72901a98b3aa39820edaa6a)
---
 src/launch.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/launch.c b/src/launch.c
index 229069f..40b4810 100644
--- a/src/launch.c
+++ b/src/launch.c
@@ -311,6 +311,12 @@ guestfs_impl_config (guestfs_h *g,
 #define SERIAL_CONSOLE "console=ttyS0"
 #endif
 
+#if defined(__aarch64__)
+#define EARLYPRINTK " earlyprintk=pl011,0x9000000"
+#else
+#define EARLYPRINTK ""
+#endif
+
 char *
 guestfs_int_appliance_command_line (guestfs_h *g, const char *appliance_dev,
 				    int flags)
@@ -339,9 +345,10 @@ guestfs_int_appliance_command_line (guestfs_h *g, const char *appliance_dev,
 #ifdef __i386__
      " noapic"                  /* workaround for RHBZ#857026 */
 #endif
-     " " SERIAL_CONSOLE /* serial console */
+     " " SERIAL_CONSOLE         /* serial console */
+     EARLYPRINTK                /* get messages from early boot */
 #ifdef __aarch64__
-     " earlyprintk=pl011,0x9000000 ignore_loglevel"
+     " ignore_loglevel"
      /* This option turns off the EFI RTC device.  QEMU VMs don't
       * currently provide EFI, and if the device is compiled in it
       * will try to call the EFI function GetTime unconditionally
-- 
2.7.4