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SubjectRe: [PATCH] [4/7] Don't use large pages to map the first 2/4MB of memory
> Also we split the first GB mapping anyway due to the various regions
> (NX, RO, UC) in there.

I didn't think so unless you have DEBUG_RODATA enabled? Also there
should be no UC region there as known by the kernel. There might
be a WC region there from the frame buffer code, but that is an MTRR,
not a pageattr.

-Andi


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