e1000e: low throughput using 4K jumbos on I218
Alter the packet buffer allocation accordingly. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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@ -3819,6 +3819,8 @@ void e1000e_reset(struct e1000_adapter *adapter)
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break;
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}
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pba = 14;
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ew32(PBA, pba);
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fc->high_water = ((pba << 10) * 9 / 10) & E1000_FCRTH_RTH;
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fc->low_water = ((pba << 10) * 8 / 10) & E1000_FCRTL_RTL;
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break;
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