Re: swsusp vs pgdir

From: Benjamin Herrenschmidt
Date: Fri Jan 23 2004 - 02:44:40 EST



> We test that CPU has PSE feature. That means kernel is mapped using
> 4MB page tables, and I do not have to care about page tables at
> all.

Just enlighten me please: How do these 4Mb page tables work ? The pgdir
entries contain special bits ? Then you at least must make sure the
swapper_pgdir is left intact. This is the case ? (I also suppose you
mean the entire linear mapping, not just the kernel, is mapped with
4M pages)

Ben.


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