Messages in this thread |  | | Date | Sun, 21 Jan 2001 23:21:28 +0000 (GMT) | From | David Woodhouse <> | Subject | Re: Is sendfile all that sexy? |
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On Sat, 20 Jan 2001, Linus Torvalds wrote:
> There's no no-no here: you can even create the "struct page"s on demand, > and create a dummy local zone that contains them that they all point back > to. It should be trivial - nobody else cares about those pages or that > zone anyway. > > This is very much how the MM layer in 2.4.x is set up to work. > > That said, nobody has actually done this in practice yet, so there may be > details to work out, of course. I don't see any fundamental reasons it > wouldn't easily work, but..
If I follow you correctly, this is how I was planning to provide execute-in-place support for filesystems on flash chips - allocating 'struct page's and adding them to the page cache on read_inode().
-- dwmw2
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