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| -rw-r--r-- | UPDATING | 11 |
1 files changed, 11 insertions, 0 deletions
@@ -25,6 +25,17 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 10.x IS SLOW: "ln -s 'abort:false,junk:false' /etc/malloc.conf".) 20121023: + The ZERO_COPY_SOCKET kernel option has been removed and + split into SOCKET_SEND_COW and SOCKET_RECV_PFLIP. + NB: SOCKET_SEND_COW uses the VM page based copy-on-write + mechanism which is not safe and may result in kernel crashes. + NB: The SOCKET_RECV_PFLIP mechanism is useless as no current + driver supports disposeable external page sized mbuf storage. + Proper replacements for both zero-copy mechanisms are under + consideration and will eventually lead to complete removal + of the two kernel options. + +20121023: The IPv4 network stack has been converted to network byte order. The following modules need to be recompiled together with kernel: carp(4), divert(4), gif(4), siftr(4), gre(4), |
