adrian 64782f1b07 Use an RLOCK here instead of an RWLOCK - matching all the other calls
to lla_lookup().

This drastically reduces the very high lock contention when doing parallel
TCP throughput tests (> 1024 sockets) with IPv6.

Tested:

* parallel IPv6 TCP bulk data exchange, 8192 sockets

MFC after:	1 week
Sponsored by:	Netflix, Inc.
2014-01-01 00:56:26 +00:00
..
2012-05-24 18:25:09 +00:00
2012-10-22 21:49:56 +00:00
2012-10-22 21:49:56 +00:00
2012-10-22 21:49:56 +00:00
2012-11-17 20:04:04 +00:00
2013-12-17 10:53:17 +00:00
2011-06-05 11:40:30 +00:00
2012-10-22 21:49:56 +00:00