ixgbe: fix Tx timeouts with BQL

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This patch makes sure that TXDCTL.WTHRESH is set to 1 when BQL is enabled
and EITR is set to more than 100k interrupts per second to avoid Tx timeouts.

Signed-off-by: Emil Tantilov <emil.s.tantilov@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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This commit is contained in:

Emil Tantilov 2013-01-25 06:19:20 +00:00 • committed by Jeff Kirsher

parent 71858acbe5

commit 67da097e12

2 changed files with 34 additions and 7 deletions

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33

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

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8

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

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