ixgbe: Force QDE via PFQDE for VFs during reset

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This change makes it so that the QDE bits are set for a VF before the Rx
queues are enabled.  As such we avoid head of line blocking in the event
that the VF stops cleaning Rx descriptors for whatever reason.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>

 drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c |   14 ++++++++++++++
 drivers/net/ethernet/intel/ixgbe/ixgbe_type.h  |    7 ++++---
 2 files changed, 18 insertions(+), 3 deletions(-)
Signed-off-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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This commit is contained in:

Alexander Duyck 2014-01-15 17:38:40 -08:00 • committed by David S. Miller

parent e5d640239f

commit 87397379d5

2 changed files with 18 additions and 3 deletions

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14

drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c

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7

drivers/net/ethernet/intel/ixgbe/ixgbe_type.h

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