svn commit: r282280 - in head/sys/dev: e1000 ixgbe ixl

[Gleb Smirnoff]

  John,

On Thu, Apr 30, 2015 at 06:23:39PM +0000, John Baldwin wrote:
J> Author: jhb
J> Date: Thu Apr 30 18:23:38 2015
J> New Revision: 282280
J> URL: https://svnweb.freebsd.org/changeset/base/282280
J> 
J> Log:
J>   Various fixes to the stats in igb(4), ixgbe(4), and ixl(4).
J>   - Use hardware counters for ifnet stats in igb(4) when possible.  This
J>     ensures these stats include packets that bypass the regular stack via
J>     netmap.
J>   - Don't derefence values off the end of the igb(4) VF stats structure.
J>     Instead, add a dedicated if_get_counter method for igb(4) VF interfaces.
J>   - Report missed packets on igb(4) as input queue drops rather than an
J>     input error.
J>   - Report bug_ring drop counts as output queue drops for igb(4) and ixgbe(4).
J>   - Export the buf_ring drop stats for individual rings via sysctl on
J>     ixgbe(4).^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
       ^^^^^^^^^

While you are here, let me remind you about this plan:

https://lists.freebsd.org/pipermail/svn-src-head/2014-October/063575.html

We can prototype the API to userland now, write down a utility that uses
it, or add the functionality to an existing utility. And start with Intel
drivers, that seem to be most interested in extra stats.


-- 
Totus tuus, Glebius.