From 733c71ce9e2d161c9e04772aeb1c5fb38e3fcb3a Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Wed, 17 Dec 2014 12:08:37 +0100
Subject: [PATCH] resume: make use of systemd-hibernate-resume, if existant

In systemd mode, and if systemd-hibernate-resume exists, use it
exclusively.
---
 modules.d/95resume/module-setup.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/modules.d/95resume/module-setup.sh b/modules.d/95resume/module-setup.sh
index dfd4350..7fe6df3 100755
--- a/modules.d/95resume/module-setup.sh
+++ b/modules.d/95resume/module-setup.sh
@@ -30,6 +30,15 @@ cmdline() {
 install() {
     local _bin
 
+    # if systemd is included and has the hibernate-resume tool, use it and nothing else
+    if dracut_module_included "systemd" && [[ -x $systemdutildir/systemd-hibernate-resume ]]; then
+        inst_multiple -o \
+                      $systemdutildir/system-generators/systemd-hibernate-resume-generator \
+                      $systemdsystemunitdir/systemd-hibernate-resume@.service \
+                      $systemdutildir/systemd-hibernate-resume
+        return 0
+    fi
+
     # Optional uswsusp support
     for _bin in /usr/sbin/resume /usr/lib/suspend/resume /usr/lib/uswsusp/resume
     do