Due to missing ____cacheline_aligned definition compiler treats it as a
global variable replace it with proper cache alignment macro.
Fixes: 9e890103267e ("net/axgbe: add Rx/Tx setup")
Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>