svn commit: r232238 - in head: share/man/man4 sys/dev/e1000 sys/dev/ixgbe sys/dev/netmap sys/dev/re sys/net tools/tools/netmap

[Ben Kaduk]

On Mon, Feb 27, 2012 at 2:05 PM, Luigi Rizzo <luigi at freebsd.org> wrote:
> Author: luigi
> Date: Mon Feb 27 19:05:01 2012
> New Revision: 232238
> URL: http://svn.freebsd.org/changeset/base/232238
>
> Log:
>  A bunch of netmap fixes:
>
>  USERSPACE:
>  1. add support for devices with different number of rx and tx queues;
>
>  2. add better support for zero-copy operation, adding an extra field
>     to the netmap ring to indicate how many buffers we have already processed
>     but not yet released (with help from Eddie Kohler);
>
>  3. The two changes above unfortunately require an API change, so while
>     at it add a version field and some spares to the ioctl() argument
>     to help detect mismatches.

Is it worth bumping __FreeBSD_version?

-Ben Kaduk