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Message-ID: <20070323150346.GU2986@holomorphy.com> Date: Fri, 23 Mar 2007 08:03:46 -0700 From: William Lee Irwin III <wli@...omorphy.com> To: Ken Chen <kenchen@...gle.com> Cc: Adam Litke <agl@...ibm.com>, Andrew Morton <akpm@...ux-foundation.org>, Arjan van de Ven <arjan@...radead.org>, Christoph Hellwig <hch@...radead.org>, linux-mm@...ck.org, linux-kernel@...r.kernel.org Subject: Re: [patch] rfc: introduce /dev/hugetlb On Fri, Mar 23, 2007 at 01:44:38AM -0700, Ken Chen wrote: > I think we have enough infrastructure currently in hugetlbfs to > implement what Adam wants for something like a /dev/hugetlb char > device (except we can't afford to have a zero hugetlb page since it > will be too costly on some arch). > I really like the idea of having something similar to /dev/zero for > hugetlb page. So I coded it up on top of existing hugetlbfs. The > core change is really small and half of the patch is really just > moving things around. I think this at least can partially fulfill the > goal. > Signed-off-by: Ken Chen <kenchen@...gle.com> I like this patch a lot, though I'm not likely to get around to testing it today. If userspace testcode is available that would be great to see posted so I can just boot into things and run that. -- wli - 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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