From 12d4c7eaf1ba877bea2a5cec7efe4cf6e0a4f77b Mon Sep 17 00:00:00 2001
From: Logan V <logan2211@gmail.com>
Date: Tue, 2 Aug 2016 18:01:54 -0500
Subject: [PATCH] Do not discard when creating XFS loopback

When creating XFS filesystems the default mkfs behavior is to discard
all blocks in the filesystem. This is not necessary during AIO and
disabling it with the -K option will optimize execution time on
certain storage mediums.

Change-Id: Idddf89047a5efa9b4df301c731f67636976cf70e
---
 tests/roles/bootstrap-host/tasks/prepare_loopback_swift.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tests/roles/bootstrap-host/tasks/prepare_loopback_swift.yml b/tests/roles/bootstrap-host/tasks/prepare_loopback_swift.yml
index e0d10ccd2f..c856cbf18f 100644
--- a/tests/roles/bootstrap-host/tasks/prepare_loopback_swift.yml
+++ b/tests/roles/bootstrap-host/tasks/prepare_loopback_swift.yml
@@ -28,6 +28,7 @@
 - name: Format the Swift files
   filesystem:
     fstype: xfs
+    opts: '-K'
     dev: "/openstack/{{ item }}.img"
   when: swift_create | changed
   with_items: