diff -Nru multipath-tools-0.5.0+git1.656f8865/debian/changelog multipath-tools-0.5.0+git1.656f8865/debian/changelog
--- multipath-tools-0.5.0+git1.656f8865/debian/changelog	2016-11-07 16:06:22.000000000 +0000
+++ multipath-tools-0.5.0+git1.656f8865/debian/changelog	2017-02-10 13:51:56.000000000 +0000
@@ -1,3 +1,11 @@
+multipath-tools (0.5.0+git1.656f8865-5ubuntu7.2) yakkety; urgency=medium
+
+  * debian/patches/wait-for-udev-in-dm_simplecmd_noflush.patch:
+    - Cherrypick from upstream: wait for udev in dm_simplecmd_noflush().
+      (LP: #1621340)
+
+ -- Hua Zhang <joshua.zhang@canonical.com> Thu, 09 Feb 2017 20:11:18 +0800
+
 multipath-tools (0.5.0+git1.656f8865-5ubuntu7.1) yakkety; urgency=medium
 
   * Cherrypick from upstream:
diff -Nru multipath-tools-0.5.0+git1.656f8865/debian/patches/series multipath-tools-0.5.0+git1.656f8865/debian/patches/series
--- multipath-tools-0.5.0+git1.656f8865/debian/patches/series	2016-11-07 16:06:20.000000000 +0000
+++ multipath-tools-0.5.0+git1.656f8865/debian/patches/series	2017-02-10 13:50:32.000000000 +0000
@@ -18,3 +18,4 @@
 enable-find-multipaths.patch
 0001-multipath-tools-fix-dm-device-filtering.patch
 0001-multipathd-use-64-bit-int-for-command-key.patch
+wait-for-udev-in-dm_simplecmd_noflush.patch
diff -Nru multipath-tools-0.5.0+git1.656f8865/debian/patches/wait-for-udev-in-dm_simplecmd_noflush.patch multipath-tools-0.5.0+git1.656f8865/debian/patches/wait-for-udev-in-dm_simplecmd_noflush.patch
--- multipath-tools-0.5.0+git1.656f8865/debian/patches/wait-for-udev-in-dm_simplecmd_noflush.patch	1970-01-01 00:00:00.000000000 +0000
+++ multipath-tools-0.5.0+git1.656f8865/debian/patches/wait-for-udev-in-dm_simplecmd_noflush.patch	2017-02-10 13:50:32.000000000 +0000
@@ -0,0 +1,38 @@
+From f99464031273ea325ab8ae56fb12b6f42f81b2b7 Mon Sep 17 00:00:00 2001
+From: Hannes Reinecke <hare@suse.de>
+Date: Mon, 9 May 2016 12:53:02 +0200
+Subject: [PATCH] devmapper: wait for udev in dm_simplecmd_noflush()
+
+When calling dm_simplecmd_noflush() with udev_flags set we
+need to set the 'need_sync' flag otherwise the udev flags
+will never be set.
+
+Origin: upstream, http://git.opensvc.com/gitweb.cgi?p=multipath-tools/.git;a=commit;h=f9946403
+Bug: LP: #1621340
+Signed-off-by: Hannes Reinecke <hare@suse.com>
+---
+ libmultipath/configure.c | 6 ++++--
+ 1 file changed, 4 insertions(+), 2 deletions(-)
+
+--- multipath-tools-0.5.0+git1.656f8865.orig/libmultipath/configure.c
++++ multipath-tools-0.5.0+git1.656f8865/libmultipath/configure.c
+@@ -624,7 +624,7 @@ domap (struct multipath * mpp, char * pa
+ 		r = dm_addmap_reload(mpp, params);
+ 		if (r)
+ 			r = dm_simplecmd_noflush(DM_DEVICE_RESUME, mpp->alias,
+-						 0, MPATH_UDEV_RELOAD_FLAG);
++						 1, MPATH_UDEV_RELOAD_FLAG);
+ 		break;
+ 
+ 	case ACT_RESIZE:
+@@ -642,7 +642,9 @@ domap (struct multipath * mpp, char * pa
+ 		if (r) {
+ 			r = dm_addmap_reload(mpp, params);
+ 			if (r)
+-				r = dm_simplecmd_noflush(DM_DEVICE_RESUME, mpp->alias, 0, MPATH_UDEV_RELOAD_FLAG);
++				r = dm_simplecmd_noflush(DM_DEVICE_RESUME,
++							 mpp->alias, 1,
++							 MPATH_UDEV_RELOAD_FLAG);
+ 		}
+ 		break;
+