Re: [PATCH V3 1/2] vhost_net: stop polling socket during rx processing

2016-06-07 Thread David Miller
From: Jason Wang Date: Wed, 1 Jun 2016 01:56:33 -0400 > We don't stop rx polling socket during rx processing, this will lead > unnecessary wakeups from under layer net devices (E.g > sock_def_readable() form tun). Rx will be slowed down in this > way. This patch avoids this by stop polling socke

Re: [PATCH V3 1/2] vhost_net: stop polling socket during rx processing

2016-06-07 Thread Michael S. Tsirkin
On Wed, Jun 01, 2016 at 01:56:33AM -0400, Jason Wang wrote: > We don't stop rx polling socket during rx processing, this will lead > unnecessary wakeups from under layer net devices (E.g > sock_def_readable() form tun). Rx will be slowed down in this > way. This patch avoids this by stop polling so

[PATCH V3 1/2] vhost_net: stop polling socket during rx processing

2016-05-31 Thread Jason Wang
We don't stop rx polling socket during rx processing, this will lead unnecessary wakeups from under layer net devices (E.g sock_def_readable() form tun). Rx will be slowed down in this way. This patch avoids this by stop polling socket during rx processing. A small drawback is that this introduces