Re: [Intel-gfx] [PATCH 4/4] i915: fix remap_io_sg to verify the pgprot

[Christoph Hellwig]

As an ad-hoc experiment:  can you replace the call to remap_pfn_range
with remap_pfn_range_notrack (and export it if you build i915 modular)
in remap_io_sg and see if that makes any difference?
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