libvirt/0007-qemu_hotplug-Allow-QoS-update-in-qemuDomainChangeNet.patch
Cole Robinson e28b6e1c9e Fix virsh vol-resize (bz #1014874)
Fix nwfilter crash during firewalld install (bz #1014933)
Allow QoS change with update-device (bz #1014200)
2013-10-06 15:05:58 -04:00

67 lines
2.7 KiB
Diff

From d78741e154c932ba45fc31d6a2ae615f2f1d1e15 Mon Sep 17 00:00:00 2001
From: Michal Privoznik <mprivozn@redhat.com>
Date: Tue, 1 Oct 2013 15:04:48 +0200
Subject: [PATCH] qemu_hotplug: Allow QoS update in qemuDomainChangeNet
The qemuDomainChangeNet() is called when 'virsh update-device' is
invoked on a NIC. Currently, we fail to update the QoS even though
we have routines for that.
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
(cherry picked from commit 9fa10d3901a14997f724fe50ad8a33d7f0d23abe)
---
src/qemu/qemu_hotplug.c | 19 +++++++++++++++++--
1 file changed, 17 insertions(+), 2 deletions(-)
diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
index f88632d..dfcbd11 100644
--- a/src/qemu/qemu_hotplug.c
+++ b/src/qemu/qemu_hotplug.c
@@ -1470,6 +1470,7 @@ qemuDomainChangeNet(virQEMUDriverPtr driver,
bool needFilterChange = false;
bool needLinkStateChange = false;
bool needReplaceDevDef = false;
+ bool needBandwidthSet = false;
int ret = -1;
if (!devslot || !(olddev = *devslot)) {
@@ -1738,8 +1739,6 @@ qemuDomainChangeNet(virQEMUDriverPtr driver,
virDomainNetGetActualDirectMode(olddev) != virDomainNetGetActualDirectMode(olddev) ||
!virNetDevVPortProfileEqual(virDomainNetGetActualVirtPortProfile(olddev),
virDomainNetGetActualVirtPortProfile(newdev)) ||
- !virNetDevBandwidthEqual(virDomainNetGetActualBandwidth(olddev),
- virDomainNetGetActualBandwidth(newdev)) ||
!virNetDevVlanEqual(virDomainNetGetActualVlan(olddev),
virDomainNetGetActualVlan(newdev))) {
needReconnect = true;
@@ -1748,6 +1747,10 @@ qemuDomainChangeNet(virQEMUDriverPtr driver,
if (olddev->linkstate != newdev->linkstate)
needLinkStateChange = true;
+ if (!virNetDevBandwidthEqual(virDomainNetGetActualBandwidth(olddev),
+ virDomainNetGetActualBandwidth(newdev)))
+ needBandwidthSet = true;
+
/* FINALLY - actually perform the required actions */
if (needReconnect) {
@@ -1757,6 +1760,18 @@ qemuDomainChangeNet(virQEMUDriverPtr driver,
goto cleanup;
}
+ if (needBandwidthSet) {
+ if (virNetDevBandwidthSet(newdev->ifname,
+ virDomainNetGetActualBandwidth(newdev),
+ false) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("cannot set bandwidth limits on %s"),
+ newdev->ifname);
+ goto cleanup;
+ }
+ needReplaceDevDef = true;
+ }
+
if (needBridgeChange) {
if (qemuDomainChangeNetBridge(dom->conn, vm, olddev, newdev) < 0)
goto cleanup;