Re: [PATCH v4] vfio/ap_ops: Convert to use vfio_register_group_dev()

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On Wed, Aug 25, 2021 at 02:13:41PM -0600, Alex Williamson wrote:
> On Tue, 24 Aug 2021 21:42:26 -0300
> Jason Gunthorpe <jgg@xxxxxxxxxx> wrote:
> 
> > On Tue, Aug 24, 2021 at 02:30:01PM -0600, Alex Williamson wrote:
> > > On Mon, 23 Aug 2021 11:42:04 -0300
> > > Jason Gunthorpe <jgg@xxxxxxxxxx> wrote:
> > >   
> > > > This is straightforward conversion, the ap_matrix_mdev is actually serving
> > > > as the vfio_device and we can replace all the mdev_get_drvdata()'s with a
> > > > simple container_of() or a dev_get_drvdata() for sysfs paths.
> > > > 
> > > > Cc: Alex Williamson <alex.williamson@xxxxxxxxxx>
> > > > Cc: Cornelia Huck <cohuck@xxxxxxxxxx>
> > > > Cc: kvm@xxxxxxxxxxxxxxx
> > > > Cc: Christoph Hellwig <hch@xxxxxx>
> > > > Reviewed-by: Tony Krowiak <akrowiak@xxxxxxxxxxxxx>
> > > > Reviewed-by: Christoph Hellwig <hch@xxxxxx>
> > > > Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
> > > >  drivers/s390/crypto/vfio_ap_ops.c     | 155 +++++++++++++++-----------
> > > >  drivers/s390/crypto/vfio_ap_private.h |   2 +
> > > >  2 files changed, 91 insertions(+), 66 deletions(-)  
> > > 
> > > Jason & Tony,
> > > 
> > > Would one of you please rebase on the other's series?  The merge
> > > conflict between this and 20210823212047.1476436-1-akrowiak@xxxxxxxxxxxxx
> > > is more than I'd like to bury into a merge commit and I can't test beyond
> > > a cross compile.  Thanks,  
> > 
> > Tony, as you have the Hw to test it is probably best if you do it, all
> > I can do is the same as Alex.
> 
> Maybe we can do it this way, it seems easier to port Jason's single
> patch on top of Tony's series than vice versa.  The below is my attempt
> at that.  If Jason and Tony can give this a thumbs up, I'll run with it.

It matches what I got when I did the same rebase

Jason



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