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3ebe8fdeb0
linux_dsm_epyc7002/drivers/net/ethernet/intel/ixgbe
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Alexander Duyck 3ebe8fdeb0 ixgbe: Set Drop_EN bit when multiple Rx queues are present w/o flow control 
The drop enable bit can be used to improve the performance of the adapter
in the case of multiple queues being present.  This performance gain is due
to the fact that some slower CPUs can cause the FIFO to backfill preventing
faster CPUs from receiving additional work.  By setting the drop enable bit
we prevent this and instead just drop the packets that would have been
bound for the slower CPU.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2012-05-09 22:31:44 -07:00
..
ixgbe_82598.c ixgbe: Update link flow control to correctly handle multiple packet buffer DCB 2012-05-04 03:25:24 -07:00
ixgbe_82599.c ixgbe: add hwmon interface to export thermal data 2012-05-02 02:12:23 -07:00
ixgbe_common.c ixgbe: Update link flow control to correctly handle multiple packet buffer DCB 2012-05-04 03:25:24 -07:00
ixgbe_common.h ixgbe: Update link flow control to correctly handle multiple packet buffer DCB 2012-05-04 03:25:24 -07:00
ixgbe_dcb_82598.c ixgbe: Clean up priority based flow control 2012-05-09 22:15:40 -07:00
ixgbe_dcb_82598.h ixgbe: update copyright to 2012 2012-02-03 03:05:30 -08:00
ixgbe_dcb_82599.c ixgbe: Clean up priority based flow control 2012-05-09 22:15:40 -07:00
ixgbe_dcb_82599.h ixgbe: update copyright to 2012 2012-02-03 03:05:30 -08:00
ixgbe_dcb_nl.c ixgbe: Set Drop_EN bit when multiple Rx queues are present w/o flow control 2012-05-09 22:31:44 -07:00
ixgbe_dcb.c ixgbe: update copyright to 2012 2012-02-03 03:05:30 -08:00
ixgbe_dcb.h ixgbe: update copyright to 2012 2012-02-03 03:05:30 -08:00
ixgbe_ethtool.c ixgbe: Clean up priority based flow control 2012-05-09 22:15:40 -07:00
ixgbe_fcoe.c ixgbe: fix calling skb_put on nonlinear skb assertion bug 2012-04-30 18:54:52 -07:00
ixgbe_fcoe.h ixgbe: update copyright to 2012 2012-02-03 03:05:30 -08:00
ixgbe_lib.c ixgbe: Reorder the ring to q_vector mapping to improve performance 2012-05-04 03:18:22 -07:00
ixgbe_main.c ixgbe: Set Drop_EN bit when multiple Rx queues are present w/o flow control 2012-05-09 22:31:44 -07:00
ixgbe_mbx.c ixgbe: update copyright to 2012 2012-02-03 03:05:30 -08:00
ixgbe_mbx.h ixgbe: update copyright to 2012 2012-02-03 03:05:30 -08:00
ixgbe_phy.c ixgbe: add I2C clock stretching 2012-04-14 02:10:50 -07:00
ixgbe_phy.h ixgbe: update copyright to 2012 2012-02-03 03:05:30 -08:00
ixgbe_sriov.c ixgbe: Exit on error case in VF message processing 2012-05-09 22:02:05 -07:00
ixgbe_sriov.h ixgbe: update copyright to 2012 2012-02-03 03:05:30 -08:00
ixgbe_sysfs.c ixgbe: Fix use after free on module remove 2012-05-03 04:21:34 -04:00
ixgbe_type.h ixgbe: Clean up priority based flow control 2012-05-09 22:15:40 -07:00
ixgbe_x540.c ixgbe: add hwmon interface to export thermal data 2012-05-02 02:12:23 -07:00
ixgbe.h ixgbe: Set Drop_EN bit when multiple Rx queues are present w/o flow control 2012-05-09 22:31:44 -07:00
Makefile ixgbe: add hwmon interface to export thermal data 2012-05-02 02:12:23 -07:00