[PATCH v2 5/9] drm/ast: Pin framebuffer BO during dirty update

[Sam Ravnborg]

Hi Thomas.

> > 
> > While touching this code, anyway we could get rid of drm_can_sleep()?
> > I only ask because Daniel V. said that we should not use it.
> > This was some months ago during some ehader file clean-up, so nothing
> > in particular related to the ast driver.
> 
> I'm aware of what is commented in the header and the todo file. Do you
> have a link to this discussion?
I managed to dig up this link:
https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1887389.html
But that does not provide any additional technical details.

> In any case, I'd prefer to fix this in a separate patch set. I have
> patches that replace the ast and mgag200 fbdev consoles with generic
> code. That might be the right place.
Using generic code, and thus deleting the old code seems like a good
plan.

	Sam