ACK: [SRU][Vivid][PATCH 0/3] i40e: Patch set required to resolve lp1497812

[Stefan Bader]

On 01.10.2015 18:37, Joseph Salisbury wrote:
> BugLink: http://bugs.launchpad.net/bugs/1497812
> 
> == Vivid SRU Justification ==
> 
> Using 3.19.0-28-generic #30~14.04.1-Ubuntu with stock i40e
> driver version 2.2.2-k makes every 'non physical' MAC output
> frame appear as copied back at input, as if the switch was
> doing frame 'mirroring' (and/or hair-pinning).
> 
> If SRIOV is enabled we need to be in VEB mode not VEPA mode at probe.
>     This fixes an NPAR bug when SRIOV is enabled in the BIOS.
> 
> == Fix ==
> 
> commit fa11cb3d16a9b9b296a2b811a49faf1356240348
> Author: Anjali Singhai Jain <anjali.singhai at intel.com>
> Date:   Wed May 27 12:06:14 2015 -0400
> 
>     i40e: Make sure to be in VEB mode if SRIOV is enabled at probe
> 
> 
> This commit has the following two prerequisits:
> 
> commit 51616018dd1b49d4974fff92669606e97080f954 (Required a backport)
> Author: Neerav Parikh <neerav.parikh at intel.com>
> Date:   Fri Feb 6 08:52:14 2015 +0000
> 
>     i40e: Add support for getlink, setlink ndo ops
> 
> commit fc60861e9b00388fd11d7995a60bf0b1e61dba93
> Author: Anjali Singhai Jain <anjali.singhai at intel.com>
> Date:   Fri May 8 15:35:57 2015 -0700
> 
>     i40e: start up in VEPA mode by default
> 
> 
> == Test Case ==
> 
> A test kernel was built with these patches and tested by the original bug reporter.
> The bug reporter states the test kernel resolved the bug.

The first prereq patch is rather large but at least it is mostly adding new
functions and not changing old interfaces. Also limited to one specific driver
and certain mode of operation. So hopefully not causing regressions.
Successful testing as well.

-Stefan

> 
> 
> Anjali Singhai Jain (2):
>   i40e: start up in VEPA mode by default
>   i40e: Make sure to be in VEB mode if SRIOV is enabled at probe
> 
> Neerav Parikh (1):
>   i40e: Add support for getlink, setlink ndo ops
> 
>  drivers/net/ethernet/intel/i40e/i40e.h             |  11 +
>  drivers/net/ethernet/intel/i40e/i40e_debugfs.c     |  14 +-
>  drivers/net/ethernet/intel/i40e/i40e_fcoe.c        |  11 +-
>  drivers/net/ethernet/intel/i40e/i40e_main.c        | 223 +++++++++++++++++++--
>  drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c |  15 +-
>  drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h |   3 +-
>  6 files changed, 252 insertions(+), 25 deletions(-)
> 


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