Re: [PATCH 2/2] sample/mdev/mbochs: add mbochs_kunmap_dmabuf

[Alex Williamson]

On Tue, 26 Jun 2018 09:32:33 +0200
Gerd Hoffmann <kraxel@xxxxxxxxxx> wrote:

> > >  	.map		  = mbochs_kmap_dmabuf,
> > > +	.unmap		  = mbochs_kunmap_dmabuf,
> > >  	.mmap		  = mbochs_mmap_dmabuf,
> > >  };
> > >    
> > 
> > Is this a fix for v4.18?  
> 
> Yes.
> 
> > AFAICT, the kmap_atomic removal is only in
> > next, not yet upstream and hopefully includes this sample driver before
> > hitting mainline.  Should we therefore have a v4.18-rc based patch for
> > this to include before v4.18 to resolve this?  
> 
> The kmap_atomic interface will be removed in 4.19 because nobody uses
> it, so dropping the mbochs implementation already in 4.18 should not
> cause any issues.
> 
> So just queue both for 4.18 would be the easiest way do deal with the
> dependency I think.

Ok, so I'll drop the fixes tag and apply both to my for-linus branch
for v4.18 and then Christian won't need to include it for the v4.19
patch.  Thanks,

Alex