Removed enabled_port_mask and the option -p

Signed-off-by: Keith Wiles <keith.wiles@windriver.com>
When using VMXNET PMD increase the TX/RX ring sizes

Signed-off-by: Keith Wiles <keith.wiles@windriver.com>
Update doit script

Signed-off-by: Keith Wiles <keith.wiles@windriver.com>
Fix up the current_tx_count race condition

Signed-off-by: Keith Wiles <keith.wiles@windriver.com>
Remove dead code and test forpkt is null

Signed-off-by: Keith Wiles <keith.wiles@windriver.com>
Fixed the forever bug with race condition

Signed-off-by: Keith Wiles <keith.wiles@windriver.com>
remove printf_info for printf_status

Signed-off-by: Keith Wiles <keith.wiles@windriver.com>
Update version to 2.7.4

Signed-off-by: Keith Wiles <keith.wiles@windriver.com>