From 94419872a0976a5afff35fd9bce4117294a3c8c2 Mon Sep 17 00:00:00 2001
Message-Id: <94419872a0976a5afff35fd9bce4117294a3c8c2@dist-git>
From: Pavel Hrdina <phrdina@redhat.com>
Date: Thu, 25 Sep 2014 13:25:37 +0200
Subject: [PATCH] blkdeviotune: fix bug with saving values into live XML

When you updated some blkdeviotune values for running domain the values
were stored only internally, but not saved into the live XML so they
won't survive restarting the libvirtd.

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
(cherry picked from commit 783fe9ca8c5d1a831d5626c4835a8d3284456d9c)

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1146511
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
---
 src/qemu/qemu_driver.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 8f655e5..808d35f 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -16107,6 +16107,13 @@ qemuDomainSetBlockIoTune(virDomainPtr dom,
         if (ret < 0)
             goto endjob;
         vm->def->disks[idx]->blkdeviotune = info;
+
+        ret = virDomainSaveStatus(driver->xmlopt, cfg->stateDir, vm);
+        if (ret < 0) {
+            virReportError(VIR_ERR_OPERATION_FAILED, "%s",
+                           _("Saving live XML config failed"));
+            goto endjob;
+        }
     }
 
     if (flags & VIR_DOMAIN_AFFECT_CONFIG) {
-- 
2.1.1