neigh: document gc_thresh2
authorstephen hemminger <stephen@networkplumber.org>
Mon, 25 Aug 2014 22:05:30 +0000 (15:05 -0700)
committerDavid S. Miller <davem@davemloft.net>
Tue, 26 Aug 2014 00:37:10 +0000 (17:37 -0700)
Missing documentation for gc_thresh2 sysctl.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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