Commit f1951c22 authored by Haiyang Zhang's avatar Haiyang Zhang Committed by David S. Miller

hv_netvsc: Update document for LRO/RSC support

Update document for LRO/RSC support, and the command line info to
change the setting.
Signed-off-by: default avatarHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d6792a5a
...@@ -45,6 +45,15 @@ Features ...@@ -45,6 +45,15 @@ Features
like packets and significantly reduces CPU usage under heavy Rx like packets and significantly reduces CPU usage under heavy Rx
load. load.
Large Receive Offload (LRO), or Receive Side Coalescing (RSC)
-------------------------------------------------------------
The driver supports LRO/RSC in the vSwitch feature. It reduces the per packet
processing overhead by coalescing multiple TCP segments when possible. The
feature is enabled by default on VMs running on Windows Server 2019 and
later. It may be changed by ethtool command:
ethtool -K eth0 lro on
ethtool -K eth0 lro off
SR-IOV support SR-IOV support
-------------- --------------
Hyper-V supports SR-IOV as a hardware acceleration option. If SR-IOV Hyper-V supports SR-IOV as a hardware acceleration option. If SR-IOV
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment