From a34a0df20709ae65927fb2d99374951a2c73345b Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Mon, 23 Nov 2009 12:12:56 +0100
Subject: [PATCH] 90dm: install more device mapper kernel modules

---
 modules.d/90dm/dm-pre-udev.sh | 2 +-
 modules.d/90dm/install        | 3 ++-
 modules.d/90dm/installkernel  | 9 ++++++++-
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/modules.d/90dm/dm-pre-udev.sh b/modules.d/90dm/dm-pre-udev.sh
index 67eeb1cb1..8fdaeaf38 100644
--- a/modules.d/90dm/dm-pre-udev.sh
+++ b/modules.d/90dm/dm-pre-udev.sh
@@ -1 +1 @@
-modprobe dm_mod
+modprobe dm_mod 
diff --git a/modules.d/90dm/install b/modules.d/90dm/install
index 2ec06308e..ad9b3c758 100755
--- a/modules.d/90dm/install
+++ b/modules.d/90dm/install
@@ -1,4 +1,5 @@
 #!/bin/bash
 
-inst_hook pre-udev 30 "$moddir/dm-pre-udev.sh"
+modinfo -k $kernel dm_mod >/dev/null 2>&1 && \
+    inst_hook pre-udev 30 "$moddir/dm-pre-udev.sh"
 
diff --git a/modules.d/90dm/installkernel b/modules.d/90dm/installkernel
index f970827b5..af51a2256 100755
--- a/modules.d/90dm/installkernel
+++ b/modules.d/90dm/installkernel
@@ -1,2 +1,9 @@
 #!/bin/bash
-instmods dm_mod
+
+for i in \
+    dm-snapshot dm-delay dm-mirror dm-mod dm-queue-length \
+    dm-region-hash dm-round-robin dm-service-time dm-snapshot \
+    ; do
+    modinfo -k $kernel $i >/dev/null 2>&1 && instmods $i
+done
+
-- 
2.47.3