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Message-ID: <202cde0e0909162342xb2a8daeia90b33a172fc714b@mail.gmail.com> Date: Thu, 17 Sep 2009 18:42:20 +1200 From: Alexey Korolev <akorolex@...il.com> To: Christoph Hellwig <hch@...radead.org> Cc: Mel Gorman <mel@....ul.ie>, Eric Munson <linux-mm@...bm.net>, Alexey Korolev <akorolev@...radead.org>, linux-mm@...ck.org, linux-kernel@...r.kernel.org Subject: Re: HugeTLB: Driver example >> There is an example of simple driver which provides huge pages mapping >> for user level applications. The procedure for mapping of huge pages >> to userspace by the driver is: >> >> 1. Create a hugetlb file on vfs mount of hugetlbfs (h_file) > > Note that to get your support code included at all you'll need a real > intree driver, not just an example. That is if VM people are happy with > the general concept. Hi, The driver example listed here takes the same approach as already done inside ipc/shm.c. So people can refer this file for development. The patches just make existing functions more usable by drivers and this example is an extract of ipc/shm.c in order to give pretty simple how-to. Seems I gave a not so good description for this patch set so it caused a lot of misunderstanding, sorry about that. Thanks, Alexey -- 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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