ixgbevf: implement CONFIG_NET_RX_BUSY_POLL

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This patch enables CONFIG_NET_RX_BUSY_POLL support in the VF code. This enables
sockets which have enabled the SO_BUSY_POLL socket option to use the
ndo_busy_poll_recv operation which could result in lower latency, at the cost
of higher CPU utilization, and increased power usage. This support is similar
to how the ixgbe driver works.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

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Jacob Keller 2013-09-21 06:24:20 +00:00 • committed by Jeff Kirsher

parent 08e50a20ed

commit c777cdfa4e

2 changed files with 177 additions and 0 deletions

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109

drivers/net/ethernet/intel/ixgbevf/ixgbevf.h

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68

drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c

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