]> git.baikalelectronics.ru Git - kernel.git/commit
ixgbe: Make use of order 1 pages and 3K buffers independent of FCoE
authorAlexander Duyck <alexander.h.duyck@intel.com>
Tue, 17 Jan 2017 16:36:14 +0000 (08:36 -0800)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Thu, 16 Feb 2017 12:02:44 +0000 (04:02 -0800)
commit8325307e59571242520cfee6329a10a08f3057bf
tree582eed63703e811db83ca3e4ad7fe25c2b151312
parent04a54d717cb5eed68e4d2398b44a384ccae4a2e1
ixgbe: Make use of order 1 pages and 3K buffers independent of FCoE

In order to support build_skb with jumbo frames it will be necessary to use
3K buffers for the Rx path with 8K pages backing them.  This is needed on
architectures that implement 4K pages because we can't support 2K buffers
plus padding in a 4K page.

In the case of systems that support page sizes larger than 4K the 3K
attribute will only be applied to FCoE as we can fall back to using just 2K
buffers and adding the padding.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/ixgbe/ixgbe.h
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c