lagg(4): LOR, deadlock and panic

2016-06-14 Thread Sean Bruno
tl;dr --> https://reviews.freebsd.org/D6845 Navdeep and I have been poking at an LOR that seems to be popping up in -current that is related to lagg(4) and lagg_get_counter(). root@sysdev07:~ # ifconfig lagg0 create laggport ix0 laggproto lacp 192.168.100.11/24 lagg0: link state changed to DOWN r

Netmap Checksum Offloading

2016-06-14 Thread Dominik Schoeffmann
Dear Netmap Developers, during the course of my bachelor's thesis, I modified a packet generator called MoonGen [1] in order to utilize netmap. One key component was to flexibly offload checksums for different kinds of packets (IPv4, UDP, TCP). The ixgbe netmap patch was modified [2] in order to c

Re: lagg(4): LOR, deadlock and panic

2016-06-14 Thread Alan Somers
On Tue, Jun 14, 2016 at 9:13 AM, Sean Bruno wrote: > tl;dr --> https://reviews.freebsd.org/D6845 > > Navdeep and I have been poking at an LOR that seems to be popping up > in -current that is related to lagg(4) and lagg_get_counter(). > > root@sysdev07:~ # ifconfig lagg0 create laggport ix0 laggpr