i40e: add a comment on barrier and fix panic on reset

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The memory barrier used in maybe_stop_tx can use a comment.

Also add checks to VSI->rx_rings to ensure a kernel panic is not induced.

Change-ID: I48cc1bf1d6cf301818155b737edeef77c0d790c7
Change-ID: I1363a8445fbf521a26267849966296ed55f43ad8
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
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>

...

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Greg Rose 2013-12-18 13:45:53 +00:00 • committed by Jeff Kirsher

parent 55c29c31d3

commit 8e9dca536e

2 changed files with 12 additions and 4 deletions

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15

drivers/net/ethernet/intel/i40e/i40e_main.c

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1

drivers/net/ethernet/intel/i40e/i40e_txrx.c

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