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To: linux-kernel@vger.kernel.org
Subject: Re: [patch] remove hugetlb syscalls
References: <Pine.LNX.4.44L.0211132239370.3817-100000@imladris.surriel.com> <08a601c28bbb$2f6182a0$760010ac@edumazet> <20021114141310.A25747@infradead.org>
From: David Mosberger-Tang <David.Mosberger@acm.org>
Date: 14 Nov 2002 09:51:55 -0800
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>>>>> On Thu, 14 Nov 2002 15:20:10 +0100, Christoph Hellwig <hch@infradead.org> said:

  Christoph> mount -t hugetlbfs whocares /huge

  Christoph> fd = open("/huge/nose", ..)

  Christoph> mmap(.., fd, ..)

One potential downside of this is that programmers might expect
mremap(), mprotect() etc. to work on the returned memory at the
granularity of base-pages.  I'm not sure though whether that was part
of the reason Linus wanted separate syscalls.

	--david
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