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H A Dpktgen.cdiff 3791decb5aa0202d2a2473d6cf4947d98e846c7a Thu Aug 27 08:55:11 CDT 2009 Stephen Hemminger <shemminger@vyatta.com> pktgen: xmit logic reorganization

Do some reorganization of transmit logic path:
* move transmit queue full idle to separate routine
* add a cpu_relax()
* eliminate some of the uneeded goto's
* if queue is still stopped, go back to main thread loop.
* don't give up transmitting if quantum is exhausted (be greedy)

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>