[Intel-gfx] remove alloc_vm_area v2

[Christoph Hellwig]

On Fri, Sep 25, 2020 at 07:43:49PM -0700, Andrew Morton wrote:
> On Thu, 24 Sep 2020 15:58:42 +0200 Christoph Hellwig <hch at lst.de> wrote:
> 
> > this series removes alloc_vm_area, which was left over from the big
> > vmalloc interface rework.  It is a rather arkane interface, basicaly
> > the equivalent of get_vm_area + actually faulting in all PTEs in
> > the allocated area.  It was originally addeds for Xen (which isn't
> > modular to start with), and then grew users in zsmalloc and i915
> > which seems to mostly qualify as abuses of the interface, especially
> > for i915 as a random driver should not set up PTE bits directly.
> > 
> > Note that the i915 patches apply to the drm-tip branch of the drm-tip
> > tree, as that tree has recent conflicting commits in the same area.
> 
> Is the drm-tip material in linux-next yet?  I'm still seeing a non-trivial
> reject in there at present.

I assumed it was, but the reject imply that they aren't.  Tvrtko, do you
know the details?