[PATCH] drm/radeon: fence virtual address and free it once idle [3.5] v2

[Greg KH]

On Fri, Aug 03, 2012 at 04:31:22PM -0400, Jerome Glisse wrote:
> On Fri, Aug 3, 2012 at 4:16 PM, Greg KH <gregkh at linuxfoundation.org> wrote:
> > On Fri, Aug 03, 2012 at 03:57:19PM -0400, j.glisse at gmail.com wrote:
> >> From: Jerome Glisse <jglisse at redhat.com>
> >>
> >> Virtual address need to be fenced to know when we can safely remove it.
> >> This patch also properly clear the pagetable. Previously it was
> >> serouisly broken.
> >>
> >> v2: For to update pagetable when unbinding bo (don't bailout if
> >>     bo_va->valid is true).
> >>
> >> This version is for stable 3.5 only.
> >
> > Why?
> 
> Because 3.4 needs again a different patch and 3.6 needs a different
> patch. Code around this patch changed btw 3.4-3.5 and changed again
> btw 3.5-3.6 and in non trivial way.

Then please say that in the original patch, and point to where the
changes happened, and resend it so that I can apply it.

I also need an ack from the maintainer(s) that this is acceptable.

greg k-h