> -----Original Message-----
> From: Jeff Kirsher [mailto:[email protected]]
> Sent: Tuesday, April 19, 2016 11:25 PM
> To: KY Srinivasan <[email protected]>; [email protected];
> [email protected]; [email protected];
> [email protected]; [email protected]; [email protected];
> [email protected]; [email protected]; [email protected];
> [email protected]; [email protected]; intel-wired-
> [email protected]; [email protected]
> Subject: Re: [Intel-wired-lan] [PATCH net-next V5 2/2] intel: ixgbevf: Support
> Windows hosts (Hyper-V)
> 
> On Tue, 2016-04-19 at 19:17 -0700, K. Y. Srinivasan wrote:
> > On Hyper-V, the VF/PF communication is a via software mediated path
> > as opposed to the hardware mailbox. Make the necessary
> > adjustments to support Hyper-V.
> >
> > Signed-off-by: K. Y. Srinivasan <[email protected]>
> > ---
> >         V2: Addressed most of the comments from
> >             Alexander Duyck <[email protected]>
> >             and Rustad, Mark D <[email protected]>.
> >
> >         V3: Addressed additional comments from
> >             Alexander Duyck <[email protected]>
> >
> >         V4: Addressed kbuild errors reported by:
> >             kbuild test robot <[email protected]>
> >
> >         V5: Addressed additional comments from
> >             Alexander Duyck <[email protected]>
> 
> First I commend you on actually making a proper changelog for a patch.
>  The only issue I have is that the changelog provides not actual
> changes.  Saying you reacted to comments does not summarize what the
> actual changes were.  I purposely did not review the earlier versions
> because by the time I went to do a review, there was another version
> already submitted.  So your changelog requires that users look at all
> the previous emails to actually see what Alex and Mark requested in
> changes.
> 
> I am telling you this for future patches, it will not impact these
> patches, just really disappointing.  I will take the extra time to
> track down all the previous emails and the changes requested to ensure
> you made all the changes that were requested of you. :-(  This will
> just delay when I apply the patches for testing.

Thank you for taking the time. Here is a brief summary of all the changes (from
the initial version - ignoring cosmetic changes):

1. Changed the check for running on Hyper-V to be instruction set 
architecture independent. This is now based on device IDs (since we have
unique device IDs when running on Hyper-V).

2. Introduced a bunch of stub functions to eliminate a bunch of checks I 
initially
had in ixgbev_main.c. I now fully populate the mac operations many of the entry
points being stubs (ixgbevf_hv_mac_ops).

3. Added a check to ensure that we return appropriate error if  PCI_MMCONFIG
Is not defined - on Hyper-V we get the mac address by reading the PCI config 
space
at special offset.

4. Made the following functions standalone functions:
 ixgbevf_hv_rlpml_set_vf() and
ixgbevf_negotiate_api_version()
These are the Hyper-V variants. We now have the check at the call sites
in ixgbevf_main.c.

Hope this helps and again I am sorry for not including the summary.

Regards,

K. Y
> 
> >
> >  drivers/net/ethernet/intel/ixgbevf/ixgbevf.h      |   12 ++
> >  drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c |   31 +++-
> >  drivers/net/ethernet/intel/ixgbevf/mbx.c          |   12 ++
> >  drivers/net/ethernet/intel/ixgbevf/vf.c           |  216
> > +++++++++++++++++++++
> >  drivers/net/ethernet/intel/ixgbevf/vf.h           |    2 +
> >  5 files changed, 266 insertions(+), 7 deletions(-)
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