Scott Long f7a74e061b Add a new sysctl, dev.cxgbe.N.rsrv_noflow, and a companion tunable,
hw.cxgbe.rsrv_noflow.  When set, queue 0 of the port is reserved for
TX packets without a flowid.  The hash value of packets with a flowid
is bumped up by 1.  The intent is to provide a private queue for
link-level packets like LACP that is unlikely to overflow or suffer
deep queue latency.

Reviewed by:	np
Obtained from:	Netflix
MFC after:	3 days
2014-02-06 18:40:38 +00:00
..
2013-10-18 00:00:08 +00:00