Disable zerocopy by default for now.  It's causing some problems in pcap consumers which fork after the shared pages have been setup.  pflogd(8) is an example.  The problem is understood and there is a fix coming in shortly.
Disable zerocopy by default for now.  It's causing some problems in pcap
consumers which fork after the shared pages have been setup.  pflogd(8)
is an example.  The problem is understood and there is a fix coming in
shortly.

Folks who want to continue using it can do so by setting

net.bpf.zerocopy_enable

to 1.

Discussed with:	rwatson

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase