igb: Update DMA Coalescing threshold calculation.
authorMatthew Vick <matthew.vick@intel.com>
Thu, 17 Nov 2011 08:33:12 +0000 (08:33 +0000)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Mon, 5 Dec 2011 08:12:27 +0000 (00:12 -0800)
commite8c626e9d8e99fdffd8af0e535ed5ac76ed356db
tree5a0d74868b5a5fd0afa263bb77608dfb53969ca5
parent5f4a780ddd453c4918555fed9d9c5f2d455a087d
igb: Update DMA Coalescing threshold calculation.

This patch updates the DMA Coalescing feature parameters to account for
larger MTUs. Previously, sufficient space may not have been allocated in
the receive buffer, causing packet drop.

Signed-off-by: Matthew Vick <matthew.vick@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/igb/igb_main.c