Messages in this thread | | | Date | Tue, 15 Jan 2008 18:39:02 +0100 | From | Andi Kleen <> | Subject | Re: Folding _PAGE_PWT into _PAGE_PCD (was Re: unify pagetable accessors patch causes double fault II) |
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> Good, but isn't the name _PAGE_CACHE misleading? Or does it mean
It's all bits related to caching.
> something else in the context of PAT?
It could mean arbitary things with PAT -- PAT essentially allows to reprogram these bits freely to various different modi using a mapping table. In the default configuration any bit set should resort in a uncacheable mode though.
-Andi
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