[Intel-gfx] remove alloc_vm_area v2

[Christoph Hellwig]

On Mon, Sep 28, 2020 at 01:13:38PM +0300, Joonas Lahtinen wrote:
> I think we have a gap that after splitting the drm-intel-next pull requests into
> two the drm-intel/for-linux-next branch is now missing material from
> drm-intel/drm-intel-gt-next.
> 
> I think a simple course of action might be to start including drm-intel-gt-next
> in linux-next, which would mean that we should update DIM tooling to add
> extra branch "drm-intel/gt-for-linux-next" or so.
> 
> Which specific patches are missing in this case?

The two dependencies required by my series not in mainline are:

    drm/i915/gem: Avoid implicit vmap for highmem on x86-32
    drm/i915/gem: Prevent using pgprot_writecombine() if PAT is not supported

so it has to be one or both of those.