[PATCH] drm: increase drm mmap_range size to 1TB

Chris Wilson chris at chris-wilson.co.uk
Thu Apr 18 07:32:38 UTC 2019


Quoting Thomas Zimmermann (2019-04-18 08:29:39)
> Hi
> 
> Am 18.04.19 um 00:16 schrieb Kuehling, Felix:
> > Adding dri-devel
> > 
> > On 2019-04-17 6:15 p.m., Yang, Philip wrote:
> >> After patch "drm: Use the same mmap-range offset and size for GEM and
> >> TTM", application failed to create bo of system memory because drm
> >> mmap_range size decrease to 64GB from original 1TB. This is not big
> >> enough for applications. Increase the drm mmap_range size to 1TB.
> 
> That change in size was accidental. Thanks for restoring the original
> value. The fix will affect GEM as well. If that is not a problem then
> 

Why even have an artificial restriction?
-Chris


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