cxgb3 - Fix I/O synchronization

Synchronize memory access before ringing
the Tx door bell.

Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Divy Le Ray 2007-11-16 11:22:21 -08:00 committed by David S. Miller
commit afefce66a5