commit 77978655cc712c354677e16bd45d9a69c89637ea
Author: Sam Sokolik <[email protected]>
Date:   Tue May 10 11:24:36 2016 -0500

    irq-coalesce requires ethtools

    Signed-off-by: Sam Sokolik <[email protected]>

diff --git a/docs/man/man9/hm2_eth.9 b/docs/man/man9/hm2_eth.9
index a47faa7..0fa3867 100644
--- a/docs/man/man9/hm2_eth.9
+++ b/docs/man/man9/hm2_eth.9
@@ -106,7 +106,8 @@ the rules are also removed by a reboot.
 "hardware-irq-coalesce-rx-usecs" decreases time waiting to receive a packet
 on most systems, but on at least some Marvel-chipset NICs it is harmful.
 If the line does not improve system performance, then remove it.  A reboot
-is required for the value to be set back to its power-on default.
+is required for the value to be set back to its power-on default.  This
+requires the ethtool package to be installed.

 .SH BUGS
 Some hostmot2 functions such uart are coded in a way that causes additional