Re: zap_page_range(): TLB flush race

Alan Cox (alan@lxorguk.ukuu.org.uk)
Tue, 11 Apr 2000 12:56:59 +0100 (BST)

> What exactly do different architectures need which set_pte() doesn't
> already allow them to do magic in?

Some of them need a valid PTE to exist in order to flush a page from cache
to memory

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