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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: a02e8964eaf9 ("virtio-net: ethtool configurable LRO") Cc:...

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: a02e8964eaf9 ("virtio-net: ethtool configurable LRO") Cc:...

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&q...

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&q...

On Tue, Sep 29, 2020 at 2:23 PM Michael S. Tsirkin <mst at redhat.com> wrote: > > On Tue, Sep 29, 2020 at 09:58:06AM +0800, xiangxia.m.yue at gmail.com wrote: > > 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 d...

On Tue, Sep 29, 2020 at 2:23 PM Michael S. Tsirkin <mst at redhat.com> wrote: > > On Tue, Sep 29, 2020 at 09:58:06AM +0800, xiangxia.m.yue at gmail.com wrote: > > 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 d...

From: Tonghao Zhang <xiangxia.m.yue at gmail.com> This patches improve the guest receive performance. On the handle_tx side, we poll the sock receive queue at the same time. handle_rx do that in the same way. For more performance report, see patch 4. v5->v6: rebase the codes. Tonghao Zhang (4): net: vhost: lock the...

On 2018/07/22 3:04, xiangxia.m.yue at gmail.com wrote: > From: Tonghao Zhang <xiangxia.m.yue at gmail.com> > > Factor out generic busy polling logic and will be > used for in tx path in the next patch. And with the patch, > qemu can set differently the busyloop_timeout for rx queue. > > Signed-off-...

On 2018/07/22 3:04, xiangxia.m.yue at gmail.com wrote: > From: Tonghao Zhang <xiangxia.m.yue at gmail.com> > > Factor out generic busy polling logic and will be > used for in tx path in the next patch. And with the patch, > qemu can set differently the busyloop_timeout for rx queue. > > Signed-off-...

On Tue, Sep 29, 2020 at 3:21 AM Michael S. Tsirkin <mst at redhat.com> wrote: > > On Mon, Sep 28, 2020 at 11:39:14AM +0800, xiangxia.m.yue at gmail.com wrote: > > 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 d...

On Tue, Sep 29, 2020 at 3:21 AM Michael S. Tsirkin <mst at redhat.com> wrote: > > On Mon, Sep 28, 2020 at 11:39:14AM +0800, xiangxia.m.yue at gmail.com wrote: > > 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 d...

From: Tonghao Zhang <xiangxia.m.yue at gmail.com> This patches improve the guest receive performance. On the handle_tx side, we poll the sock receive queue at the same time. handle_rx do that in the same way. For more performance report, see patch 4, 5, 6 Tonghao Zhang (6): net: vhost: lock the vqs one by one net: vho...

From: Tonghao Zhang <xiangxia.m.yue at gmail.com> This patches improve the guest receive performance. On the handle_tx side, we poll the sock receive queue at the same time. handle_rx do that in the same way. For more performance report, see patch 4, 5, 6 Tonghao Zhang (6): net: vhost: lock the vqs one by one net: vho...

...9:23 AM Michael S. Tsirkin <mst at redhat.com> wrote: > > On Tue, Sep 29, 2020 at 02:59:03PM +0800, Tonghao Zhang wrote: > > On Tue, Sep 29, 2020 at 2:23 PM Michael S. Tsirkin <mst at redhat.com> wrote: > > > > > > On Tue, Sep 29, 2020 at 09:58:06AM +0800, xiangxia.m.yue at gmail.com wrote: > > > > 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 > &gt...

From: Tonghao Zhang <xiangxia.m.yue at gmail.com> This patches improve the guest receive performance. On the handle_tx side, we poll the sock receive queue at the same time. handle_rx do that in the same way. For more performance report, see patch 4 Tonghao Zhang (4): net: vhost: lock the vqs one by one net: vhost: re...

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_...

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_...

...iaki Makita > <toshiaki.makita1 at gmail.com> wrote: >> >> On 18/07/23 (?) 21:43, Tonghao Zhang wrote: >>> On Mon, Jul 23, 2018 at 5:58 PM Toshiaki Makita >>> <makita.toshiaki at lab.ntt.co.jp> wrote: >>>> >>>> On 2018/07/22 3:04, xiangxia.m.yue at gmail.com wrote: >>>>> From: Tonghao Zhang <xiangxia.m.yue at gmail.com> >>>>> >>>>> Factor out generic busy polling logic and will be >>>>> used for in tx path in the next patch. And with the patch, >>>>> qem...

...iaki Makita > <toshiaki.makita1 at gmail.com> wrote: >> >> On 18/07/23 (?) 21:43, Tonghao Zhang wrote: >>> On Mon, Jul 23, 2018 at 5:58 PM Toshiaki Makita >>> <makita.toshiaki at lab.ntt.co.jp> wrote: >>>> >>>> On 2018/07/22 3:04, xiangxia.m.yue at gmail.com wrote: >>>>> From: Tonghao Zhang <xiangxia.m.yue at gmail.com> >>>>> >>>>> Factor out generic busy polling logic and will be >>>>> used for in tx path in the next patch. And with the patch, >>>>> qem...

On Sat, Jul 21, 2018 at 11:03:59AM -0700, xiangxia.m.yue at gmail.com wrote: > From: Tonghao Zhang <xiangxia.m.yue at gmail.com> > > This patch changes the way that lock all vqs > at the same, to lock them one by one. It will > be used for next patch to avoid the deadlock. > > Signed-off-by: Tonghao Zhang <xiangxia.m...