Re: [ovs-dev] [PATCH v4] netdev-linux: do not send packets to down tap ifaces.

2018-01-24 Thread Ben Pfaff
On Wed, Jan 24, 2018 at 10:10:16AM -0200, Flavio Leitner wrote: > On Tue, Jan 23, 2018 at 12:31:53PM -0800, Ben Pfaff wrote: > > On Wed, Jan 17, 2018 at 10:09:58PM -0200, Flavio Leitner wrote: > > > Today OVS pushes packets to the TAP interface ignoring its > > > current state. That works because t

Re: [ovs-dev] [PATCH v4] netdev-linux: do not send packets to down tap ifaces.

2018-01-24 Thread Flavio Leitner
On Tue, Jan 23, 2018 at 12:31:53PM -0800, Ben Pfaff wrote: > On Wed, Jan 17, 2018 at 10:09:58PM -0200, Flavio Leitner wrote: > > Today OVS pushes packets to the TAP interface ignoring its > > current state. That works because the kernel will return -EIO > > when it's not UP and OVS will just ignore

Re: [ovs-dev] [PATCH v4] netdev-linux: do not send packets to down tap ifaces.

2018-01-23 Thread Ben Pfaff
On Wed, Jan 17, 2018 at 10:09:58PM -0200, Flavio Leitner wrote: > Today OVS pushes packets to the TAP interface ignoring its > current state. That works because the kernel will return -EIO > when it's not UP and OVS will just ignore that as it is not > an OVS issue. > > However, it causes a huge i

[ovs-dev] [PATCH v4] netdev-linux: do not send packets to down tap ifaces.

2018-01-17 Thread Flavio Leitner
Today OVS pushes packets to the TAP interface ignoring its current state. That works because the kernel will return -EIO when it's not UP and OVS will just ignore that as it is not an OVS issue. However, it causes a huge impact when broadcasts happen when using userspace datapath accelerated with