mav 2d7f5a933f Re-enable write combining, disabled by default at r295486. ...

if_ntb(4) strongly benefits from WC, improving throughput from 350Mbit/s
to 8-10Gbit/s on my tests.

MFC after:	1 week

2016-05-24 12:40:03 +00:00

..

if_ntb

Re-enable write combining, disabled by default at r295486.

2016-05-24 12:40:03 +00:00

ntb_hw

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