igb: cap interrupts at 20K per queue when in itr mode 3

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In order to maintain similar performance between MSI-X and
legacy/MSI interrupts, this patch reduces the number of interrupts
when receiving small packets to 20K when in interrupt throttle
rate mode 3.

Signed-off-by: Nicholas Nunley <nicholasx.d.nunley@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Nick Nunley 2010-02-17 01:03:19 +00:00 • committed by David S. Miller

parent 2d0b0f6935

commit abe1c3638c

1 changed files with 4 additions and 0 deletions

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4

drivers/net/igb/igb_main.c

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