[PATCH] mdraid: add grow continue service.

[Mariusz Tkaczyk <mariusz.tkaczyk@xxxxxxxxx>]

During raid assembly mdadm will call mdadm-grow-continue.service if reshape is
in progress.
If service doesn't exist then it is done via fork. But systemd will kill
it unconditionally after processing all events. 

Add proper service and allow systemd to manage reshape correctly.

Signed-off-by: Mariusz Tkaczyk <mariusz.tkaczyk@xxxxxxxxx>
---
 modules.d/90mdraid/module-setup.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/modules.d/90mdraid/module-setup.sh b/modules.d/90mdraid/module-setup.sh
index f59d84a8..67acb047 100755
--- a/modules.d/90mdraid/module-setup.sh
+++ b/modules.d/90mdraid/module-setup.sh
@@ -136,6 +136,9 @@ install() {
         if [ -e $dracutsysrootdir$systemdsystemunitdir/mdadm-last-resort@.timer ]; then
             inst_simple $systemdsystemunitdir/mdadm-last-resort@.timer
         fi
+        if [ -e $dracutsysrootdir$systemdsystemunitdir/mdadm-grow-continue@.service ]; then
+            inst_simple $systemdsystemunitdir/mdadm-grow-continue@.service
+        fi
     fi
     inst_hook pre-shutdown 30 "$moddir/mdmon-pre-shutdown.sh"
     dracut_need_initqueue
-- 
2.25.0