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(parent: bda301c) | patch
i40e: do not flush after re-enabling interrupts
authorJesse Brandeburg <jesse.brandeburg@intel.com>
Sat, 28 Sep 2013 07:13:08 +0000 (07:13 +0000)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Tue, 22 Oct 2013 12:33:43 +0000 (05:33 -0700)
commit1022cb6c35a8c815549566473504ac5feb0b5889
tree95892e3c53e3a6dfa89a3a81ecf78e0fcf49648ftree | snapshot
parentbda301c9dc545f81bd70c1eecb8572bfc5eb524ccommit | diff
i40e: do not flush after re-enabling interrupts

Hot path doesn't need read-flush after interrupt enable, and this
flush really causes a lot of extra cpu utilization.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/i40e/i40e_main.c diff | blob | history
drivers/net/ethernet/intel/i40e/i40e_txrx.c diff | blob | history
Domain: System / Kernel;