igb: Replace rmb in Tx cleanup with read_barrier_depends

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The rmb in the Tx cleanup path is a much stronger barrier than we really need.
All that is really needed is a read_barrier_depends since the location of the
EOP descriptor is dependent on the eop_desc value.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

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Alexander Duyck 2013-01-08 07:01:03 +00:00 • committed by Jeff Kirsher

parent 088245a358

commit 70d289bcef

1 changed files with 1 additions and 1 deletions

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drivers/net/ethernet/intel/igb/igb_main.c

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