dracut/0055-95fcoe-Only-install-fcoe-module-if-required.patch

From bdf48e8e59056ccd44b3df2f53d298a74cabfab7 Mon Sep 17 00:00:00 2001
From: Hannes Reinecke <hare@suse.de>
Date: Fri, 30 May 2014 11:00:59 +0200
Subject: [PATCH] 95fcoe: Only install fcoe module if required

When called with '--hostonly' we need to check if
any FCoE controllers are present. Otherwise we don't
need to include the module.

Signed-off-by: Hannes Reinecke <hare@suse.de>
---
 modules.d/95fcoe/module-setup.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/modules.d/95fcoe/module-setup.sh b/modules.d/95fcoe/module-setup.sh
index 9af8c71..7abfb01 100755
--- a/modules.d/95fcoe/module-setup.sh
+++ b/modules.d/95fcoe/module-setup.sh
@@ -43,7 +43,16 @@ cmdline() {
 
 # called by dracut
 check() {
+    [[ $hostonly ]] || [[ $mount_needs ]] && {
+        for c in /sys/bus/fcoe/devices/ctlr_* ; do
+            [ -L $c ] || continue
+            break;
+        done
+        return 255
+    }
+
     require_binaries dcbtool fipvlan lldpad ip readlink || return 1
+
     return 0
 }
 
-- 
1.8.4.5