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On Tue, Sep 29, 2020 at 02:10:56PM +0800, Tonghao Zhang wrote: > On Tue, Sep 29, 2020 at 1:55 PM Michael S. Tsirkin <mst at redhat.com> wrote: > > > > On Tue, Sep 29, 2020 at 09:45:24AM +0800, Tonghao Zhang wrote: > > > On Tue, Sep 29, 2020 at 3:25 AM Michael S. Tsirkin <mst at redhat.com> wrote: > > > > > > > > On Mon, Sep 28, 2020 at

On Tue, Sep 29, 2020 at 02:10:56PM +0800, Tonghao Zhang wrote: > On Tue, Sep 29, 2020 at 1:55 PM Michael S. Tsirkin <mst at redhat.com> wrote: > > > > On Tue, Sep 29, 2020 at 09:45:24AM +0800, Tonghao Zhang wrote: > > > On Tue, Sep 29, 2020 at 3:25 AM Michael S. Tsirkin <mst at redhat.com> wrote: > > > > > > > > On Mon, Sep 28, 2020 at

On Mon, Sep 28, 2020 at 11:39:15AM +0800, xiangxia.m.yue at gmail.com wrote: > From: Tonghao Zhang <xiangxia.m.yue at gmail.com> > > Allow user configuring RXCSUM separately with ethtool -K, > reusing the existing virtnet_set_guest_offloads helper > that configures RXCSUM for XDP. This is conditional on > VIRTIO_NET_F_CTRL_GUEST_OFFLOADS. > > Cc: Michael S. Tsirkin

On Mon, Sep 28, 2020 at 11:39:15AM +0800, xiangxia.m.yue at gmail.com wrote: > From: Tonghao Zhang <xiangxia.m.yue at gmail.com> > > Allow user configuring RXCSUM separately with ethtool -K, > reusing the existing virtnet_set_guest_offloads helper > that configures RXCSUM for XDP. This is conditional on > VIRTIO_NET_F_CTRL_GUEST_OFFLOADS. > > Cc: Michael S. Tsirkin

From: Dmitry Fleytman <dfleytma at redhat.com> V2 changes: 1. _GUEST_ added to command and feature names 2. Live migration logic fixed Reported-by: Michael S. Tsirkin <mst at redhat.com> One of recently introduced Windows features (RSC) requires network driver to be able to enable and disable HW LRO offload on the fly without device reinitialization. Current Virtio

From: Dmitry Fleytman <dfleytma at redhat.com> V2 changes: 1. _GUEST_ added to command and feature names 2. Live migration logic fixed Reported-by: Michael S. Tsirkin <mst at redhat.com> One of recently introduced Windows features (RSC) requires network driver to be able to enable and disable HW LRO offload on the fly without device reinitialization. Current Virtio

On Tue, Sep 29, 2020 at 09:45:24AM +0800, Tonghao Zhang wrote: > On Tue, Sep 29, 2020 at 3:25 AM Michael S. Tsirkin <mst at redhat.com> wrote: > > > > On Mon, Sep 28, 2020 at 11:39:15AM +0800, xiangxia.m.yue at gmail.com wrote: > > > From: Tonghao Zhang <xiangxia.m.yue at gmail.com> > > > > > > Allow user configuring RXCSUM separately with

On Tue, Sep 29, 2020 at 09:45:24AM +0800, Tonghao Zhang wrote: > On Tue, Sep 29, 2020 at 3:25 AM Michael S. Tsirkin <mst at redhat.com> wrote: > > > > On Mon, Sep 28, 2020 at 11:39:15AM +0800, xiangxia.m.yue at gmail.com wrote: > > > From: Tonghao Zhang <xiangxia.m.yue at gmail.com> > > > > > > Allow user configuring RXCSUM separately with

From: Tonghao Zhang <xiangxia.m.yue at gmail.com> Open vSwitch and Linux bridge will disable LRO of the interface when this interface added to them. Now when disable the LRO, the virtio-net csum is disable too. That drops the forwarding performance. Fixes: e59ff2c49ae1 ("virtio-net: disable guest csum during XDP set") Cc: Michael S. Tsirkin <mst at redhat.com> Cc: Jason

From: Tonghao Zhang <xiangxia.m.yue at gmail.com> Open vSwitch and Linux bridge will disable LRO of the interface when this interface added to them. Now when disable the LRO, the virtio-net csum is disable too. That drops the forwarding performance. Fixes: e59ff2c49ae1 ("virtio-net: disable guest csum during XDP set") Cc: Michael S. Tsirkin <mst at redhat.com> Cc: Jason

On Mon, Jul 17, 2017 at 08:44:01PM +0800, Jason Wang wrote: > Current XDP implementation want guest offloads feature to be disabled s/want/wants/ > on qemu cli. on the device. > This is inconvenient and means guest can't benefit from > offloads if XDP is not used. This patch tries to address this > limitation by disable disabling > the offloads on demand through control

On Mon, Jul 17, 2017 at 08:44:01PM +0800, Jason Wang wrote: > Current XDP implementation want guest offloads feature to be disabled s/want/wants/ > on qemu cli. on the device. > This is inconvenient and means guest can't benefit from > offloads if XDP is not used. This patch tries to address this > limitation by disable disabling > the offloads on demand through control

From: Dmitry Fleytman <dfleytma at redhat.com> One of recently introduced Windows features (RSC) requires network driver to be able to enable and disable HW LRO offload on the fly without device reinitialization. Current Virtio specification doesn't support this requirement. The solution proposed by following spec patch is to add a new control command for this purpose. The same

From: Dmitry Fleytman <dfleytma at redhat.com> One of recently introduced Windows features (RSC) requires network driver to be able to enable and disable HW LRO offload on the fly without device reinitialization. Current Virtio specification doesn't support this requirement. The solution proposed by following spec patch is to add a new control command for this purpose. The same

From: Dmitry Fleytman <dfleytma at redhat.com> V4 changes: 1. Feature definitions re-used for command bitmask 2. Command data made uint64 3. Commit messsages fixed Reported-by: Rusty Russell rusty at rustcorp.com.au V3 changes: 1. Compat macro added 2. Feature name beautification V2 changes: 1. _GUEST_ added to command and feature names 2. Live migration logic fixed

From: Dmitry Fleytman <dfleytma at redhat.com> V4 changes: 1. Feature definitions re-used for command bitmask 2. Command data made uint64 3. Commit messsages fixed Reported-by: Rusty Russell rusty at rustcorp.com.au V3 changes: 1. Compat macro added 2. Feature name beautification V2 changes: 1. _GUEST_ added to command and feature names 2. Live migration logic fixed

From: Dmitry Fleytman <dfleytma at redhat.com> V3 changes: 1. Compat macro added 2. Feature name beautification V2 changes: 1. _GUEST_ added to command and feature names 2. Live migration logic fixed Reported-by: Michael S. Tsirkin <mst at redhat.com> One of recently introduced Windows features (RSC) requires network driver to be able to enable and disable HW LRO offload on

From: Dmitry Fleytman <dfleytma at redhat.com> V3 changes: 1. Compat macro added 2. Feature name beautification V2 changes: 1. _GUEST_ added to command and feature names 2. Live migration logic fixed Reported-by: Michael S. Tsirkin <mst at redhat.com> One of recently introduced Windows features (RSC) requires network driver to be able to enable and disable HW LRO offload on

On Tue, Dec 03, 2013 at 01:00:23PM +0000, Balraj Singh wrote: > Hi, > > I''m working on verifying TCP checksums on incoming packets in Mirage, but > I''ve run into a bit of a problem. > > If TCP checksum offload is turned on on a virtual interface (this is the > default), and if the TCP connection is local to the machine, it looks like > Xen does not

On Wed, Jul 19, 2017 at 04:54:49PM +0800, Jason Wang wrote: > Current XDP implementation wants guest offloads feature to be disabled > on device. This is inconvenient and means guest can't benefit from > offloads if XDP is not used. This patch tries to address this > limitation by disabling the offloads on demand through control guest > offloads. Guest offloads will be disabled