Documentation: networking: ixgb: Remove reference to IXGB_NAPI

NAPI is enabled by default and IXGB_NAPI was removed since
commit 6d37ab282e ("ixgb: make NAPI the only option and the default")
Update the doc accordingly.

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Corentin Labbe 2018-01-29 12:17:54 +00:00 • committed by Jeff Kirsher
commit c0e6f052f4