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Date: Sun, 04 Feb 2007 14:57:30 +0100 From: Arjan van de Ven <arjan@...radead.org> To: Michal Hocko <mstsxfx@...il.com> Cc: linux-kernel@...r.kernel.org Subject: Re: mm: how to check for kernel pages On Sun, 2007-02-04 at 12:02 +0100, Michal Hocko wrote: > Hi, > is there any effective and fast way how to find out whether page > given by its page frame number is currenly used by (mapped by) kernel? what do you want to use this for? The answer to your question greatly depends on that... Specifically, do you want to know if it's a kernel allocated page or a kernel mapped page? (Those are different concepts) Also can you deal with false negatives/positives? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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