similar to: [PATCH net-next v5 0/4] net: vhost: improve performance when enable busyloop

From: Tonghao Zhang <xiangxia.m.yue at gmail.com> This patches improve the guest receive and transmit 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. v3 -> v4: fix some issues v2 -> v3: This patches are splited from previous big patch:

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 vqs one by one net: vhost: replace magic number of lock annotation

On 2018?07?02? 20:57, 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-by: Tonghao Zhang <zhangtonghao at didichuxing.com> > --- >

On 2018?07?02? 20:57, 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-by: Tonghao Zhang <zhangtonghao at didichuxing.com> > --- >

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. v6->v7: fix issue and rebase codes: 1. on tx, busypoll will vhost_net_disable/enable_vq rx vq. [This is suggested by Toshiaki Makita

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: vhost: replace magic number of lock annotation net: vhost: factor out

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: vhost: replace magic number of lock annotation net: vhost: factor out

From: Tonghao Zhang <xiangxia.m.yue at gmail.com> This patches improve the guest receive and transmit performance. On the handle_tx side, we poll the sock receive queue at the same time. handle_rx do that in the same way. This patches are splited from previous big patch: http://patchwork.ozlabs.org/patch/934673/ For more performance report, see patch 4. Tonghao Zhang (4): net: vhost:

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: replace magic number of lock annotation net: vhost: factor out busy

On 2018?07?03? 13:48, Tonghao Zhang wrote: > On Tue, Jul 3, 2018 at 10:12 AM Jason Wang <jasowang at redhat.com> wrote: >> >> >> On 2018?07?02? 20:57, 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

On 2018?06?30? 14:33, 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 tx path in the next patch. And with the patch, > qemu can set differently the busyloop_timeout for rx queue. > > Signed-off-by: Tonghao Zhang <zhangtonghao at didichuxing.com> > --- >

On 2018?08?01? 11:00, 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. > > In the handle_tx, the busypoll will vhost_net_disable/enable_vq > because we

On 2018?08?01? 11:00, 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. > > In the handle_tx, the busypoll will vhost_net_disable/enable_vq > because we

On Wed, Jul 4, 2018 at 5:18 PM Jason Wang <jasowang at redhat.com> wrote: > > > > On 2018?07?04? 15:59, Toshiaki Makita wrote: > > On 2018/07/04 13:31, xiangxia.m.yue at gmail.com wrote: > > ... > >> +static void vhost_net_busy_poll(struct vhost_net *net, > >> + struct vhost_virtqueue *rvq, > >> +

On 2018/07/04 13:31, xiangxia.m.yue at gmail.com wrote: ... > +static void vhost_net_busy_poll(struct vhost_net *net, > + struct vhost_virtqueue *rvq, > + struct vhost_virtqueue *tvq, > + bool rx) > +{ > + unsigned long uninitialized_var(endtime); > + unsigned long busyloop_timeout; > + struct socket *sock; > + struct vhost_virtqueue *vq = rx ? tvq : rvq; > +

On 2018/07/04 13:31, xiangxia.m.yue at gmail.com wrote: ... > +static void vhost_net_busy_poll(struct vhost_net *net, > + struct vhost_virtqueue *rvq, > + struct vhost_virtqueue *tvq, > + bool rx) > +{ > + unsigned long uninitialized_var(endtime); > + unsigned long busyloop_timeout; > + struct socket *sock; > + struct vhost_virtqueue *vq = rx ? tvq : rvq; > +

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-by: Tonghao Zhang <xiangxia.m.yue at gmail.com> > --- ... >

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-by: Tonghao Zhang <xiangxia.m.yue at gmail.com> > --- ... >

On 2018/07/24 2:31, Tonghao Zhang wrote: > On Mon, Jul 23, 2018 at 10:20 PM Toshiaki 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

On 2018/07/24 2:31, Tonghao Zhang wrote: > On Mon, Jul 23, 2018 at 10:20 PM Toshiaki 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