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(parent: 49b10e9) | patch
igb: use netif_carrier_off earlier when bringing if down
authorTodd Fujinaka <todd.fujinaka@intel.com>
Sat, 21 Mar 2015 00:41:53 +0000 (17:41 -0700)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Sat, 21 Mar 2015 00:45:12 +0000 (17:45 -0700)
commit722eb6cccd6017d60104f055b31f577f1f56ab53
tree546f1ae79709f4f2eaf9edfaa88189d4a8978c2etree | snapshot
parent49b10e954a6d1dfe1c1617b742bae921921e9d72commit | diff
igb: use netif_carrier_off earlier when bringing if down

Use netif_carrier_off() first, since that will prevent the stack from
queuing more packets to this IF. This operation is fast, and should
behave much nicer when trying to bring down an interface under load.

Reported-by: Eliezer Tamir <eliezer.tamir@linux.intel.com>
Signed-off-by: Todd Fujinaka <todd.fujinaka@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/igb/igb_main.c diff | blob | history
Linux Kernel Source Tree.