[V2 PATCH 2/2] KVM test: Add vhost-net support

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Vhost is a kernel-level backend for virtio. This patch add a nic_params named
"vhost" to enable/disable vhost backend.

Signed-off-by: Jason Wang <jasowang@xxxxxxxxxx>
---
 client/tests/kvm/kvm_vm.py             |    7 +++++--
 client/tests/kvm/tests_base.cfg.sample |    2 ++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/client/tests/kvm/kvm_vm.py b/client/tests/kvm/kvm_vm.py
index 644903b..f448684 100755
--- a/client/tests/kvm/kvm_vm.py
+++ b/client/tests/kvm/kvm_vm.py
@@ -258,9 +258,11 @@ class VM:
 
         def add_net(help, vlan, mode, ifname=None, script=None,
                     downscript=None, tftp=None, bootfile=None, hostfwd=[],
-                    netdev_id=None):
+                    netdev_id=None, vhost=False):
             if has_option(help, "netdev"):
                 cmd = " -netdev %s,id=%s" % (mode, netdev_id)
+                if vhost:
+                    cmd +=",vhost=on"
             else:
                 cmd = " -net %s,vlan=%d" % (mode, vlan)
             if mode == "tap":
@@ -417,7 +419,8 @@ class VM:
                                 nic_params.get("nic_ifname"),
                                 script, downscript, tftp,
                                 nic_params.get("bootp"), redirs,
-                                self.netdev_id[vlan])
+                                self.netdev_id[vlan],
+                                nic_params.get("vhost")=="yes")
             # Proceed to next NIC
             vlan += 1
 
diff --git a/client/tests/kvm/tests_base.cfg.sample b/client/tests/kvm/tests_base.cfg.sample
index 89e6f45..14e85af 100644
--- a/client/tests/kvm/tests_base.cfg.sample
+++ b/client/tests/kvm/tests_base.cfg.sample
@@ -620,6 +620,8 @@ variants:
         nic_model = virtio
         # you can add advanced attributes here
         # nic_extra_params =
+        # you can uncomment the following line to enable vhost-net backend
+        # vhost = yes
 
 
 # Guests

--
To unsubscribe from this list: send the line "unsubscribe kvm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [KVM ARM]     [KVM ia64]     [KVM ppc]     [Virtualization Tools]     [Spice Development]     [Libvirt]     [Libvirt Users]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Questions]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux