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authorAlexander Duyck <alexander.h.duyck@intel.com>2013-01-08 07:01:03 +0000
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2013-01-19 04:58:30 -0800
commit70d289bcef24eca45dadf2f10fe79a936589216e (patch)
tree8db20235dfffa5d29428eec58c3e0070186af5fa /drivers/net/ethernet/intel/igb/e1000_phy.c
parentixgbevf: Fix statistics corruption (diff)
downloadlinux-dev-70d289bcef24eca45dadf2f10fe79a936589216e.tar.xz
linux-dev-70d289bcef24eca45dadf2f10fe79a936589216e.zip
igb: Replace rmb in Tx cleanup with read_barrier_depends
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>
Diffstat (limited to 'drivers/net/ethernet/intel/igb/e1000_phy.c')
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