Re: [patch] remove hugetlb syscalls

From: David Mosberger-Tang (David.Mosberger@acm.org)
Date: Thu Nov 14 2002 - 12:51:55 EST


>>>>> 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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