Re: [PATCH net-next v8 0/7] net: vhost: improve performance when enable busyloop
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: 2018-08-20 23:51:17
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: 2018-08-20 23:51:17
On Sun, Aug 19, 2018 at 05:11:19AM -0700, xiangxia.m.yue@gmail.com wrote:
From: Tonghao Zhang <redacted> 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, 6, 7
Thanks for the patches. I'm traveling this week, will do my best to review next week.
Tonghao Zhang (7): net: vhost: lock the vqs one by one net: vhost: replace magic number of lock annotation net: vhost: factor out busy polling logic to vhost_net_busy_poll() net: vhost: add rx busy polling in tx path net: vhost: introduce bitmap for vhost_poll net: vhost: disable rx wakeup during tx busypoll net: vhost: make busyloop_intr more accurate drivers/vhost/net.c | 169 +++++++++++++++++++++++++++++++------------------- drivers/vhost/vhost.c | 41 ++++++------ drivers/vhost/vhost.h | 7 ++- 3 files changed, 133 insertions(+), 84 deletions(-) -- 1.8.3.1