K 10
svn:author
V 7
weongyo
K 8
svn:date
V 27
2009-10-20T17:50:36.966081Z
K 7
svn:log
V 395
MFC r198098:
  fixes a TX hang bug that it could happen when if_start callback didn't
  be restarted by full of the output queue.

  Tested by:      bsduser <bsd at acd.homelinux.org>

MFC r198099:
  fixes a TX hang that could be possible to happen when the trasfers are
  in the high speed that some drivers don't call if_start callback after
  marking ~IFF_DRV_OACTIVE.

Approved by:	re (kib)

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