This mimics a change made in the e1000 driver that imitates a slick
tg3 way of avoiding grabbing the lock around restarting the tx queue.
Signed-off-by: NJesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: NAuke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: NJohn Ronciak <john.ronciak@intel.com>