If domain config contains "rss" and/or "rss_hash_report" options for driver.
Also if the qemu has device capabilities for RSS. Libvirt will create an NIC device
command line with enabled "rss"/"hash".
Signed-off-by: Andrew Melnychenko <andrew@xxxxxxxxxx>
---
src/qemu/qemu_command.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 156af4caee..67a396a513 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -3495,6 +3495,16 @@ qemuBuildNicDevStr(virDomainDef *def,
if (net->driver.virtio.tx_queue_size)
virBufferAsprintf(&buf, ",tx_queue_size=%u", net->driver.virtio.tx_queue_size);
+ if (net->driver.virtio.rss == VIR_TRISTATE_SWITCH_ON) {
+ virBufferAsprintf(&buf, ",rss=%s",
+ virTristateSwitchTypeToString(net->driver.virtio.rss));
+ }
+
+ if (net->driver.virtio.rss_hash_report == VIR_TRISTATE_SWITCH_ON) {
+ virBufferAsprintf(&buf, ",hash=%s",
+ virTristateSwitchTypeToString(net->driver.virtio.rss_hash_report));
+ }
+
if (net->mtu)
virBufferAsprintf(&buf, ",host_mtu=%u", net->mtu);
--
2.31.1
