[Intel-gfx] [PATCH 00/23] huge gtt pages

[Chris Wilson]

Quoting Matthew Auld (2017-08-21 19:34:40)
> Some more improvements as per Chris' comments.
> 
> Matthew Auld (23):
>   mm/shmem: introduce shmem_file_setup_with_mnt
>   drm/i915: introduce simple gemfs
>   drm/i915/gemfs: enable THP
>   drm/i915: introduce page_size_mask to dev_info
>   drm/i915: push set_pages down to the callers
>   drm/i915: introduce page_size members
>   drm/i915: introduce vm set_pages/clear_pages
>   drm/i915: align the vma start to the largest gtt page size
>   drm/i915: align 64K objects to 2M
>   drm/i915: enable IPS bit for 64K pages
>   drm/i915: disable GTT cache for 2M/1G pages
>   drm/i915: support 1G pages for the 48b PPGTT
>   drm/i915: support 2M pages for the 48b PPGTT
>   drm/i915: add support for 64K scratch page
>   drm/i915: support 64K pages for the 48b PPGTT
>   drm/i915: accurate page size tracking for the ppgtt
>   drm/i915/debugfs: include some gtt page size metrics
>   drm/i915/selftests: huge page tests
>   drm/i915/selftests: mix huge pages
>   drm/i915: disable platform support for vGPU huge gtt pages
>   drm/i915: enable platform support for 64K pages
>   drm/i915: enable platform support for 2M pages
>   drm/i915: enable platform support for 1G pages

Ok, looking good. I keep pushing off the selftest review, sorry. I did
start going through it and felt that it could do with a lot more
permutations of pages sizes within an object to try and exercise the
different boundaries and levels. Everything else looks excellent, I just
haven't yet put together my list of questions for the st...
-Chris