[Intel-gfx] [PATCH 04/29] drm/i915: Try harder to allocate an mmap_offset

[Daniel Vetter]

On Sat, Aug 11, 2012 at 03:41:03PM +0100, Chris Wilson wrote:
> Given the persistence of an offset for the lifetime of an object, itis
> easy to contemplate how the mmap space becomes badly fragmented to the
> point that further allocations fail with ENOSPC. Our only recourse at
> this point is to try to purge the objects to release some space and
> reattempt the allocation.
> 
> References: https://bugs.freedesktop.org/show_bug.cgi?id=39552
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

Ok, I've picked up things up to this patch, with the few changes applied
as discussed (plus ditching an unused var that I've forgotten to kill when
purging the put_pages from gem_reset). I'll look at the others later
today.

Thanks for the patches,
-Daniel
-- 
Daniel Vetter
Mail: daniel at ffwll.ch
Mobile: +41 (0)79 365 57 48