Messages in this thread | | | From | (Alan Cox) | Subject | Re: [test patch] dirty shared mappings (was Re: ... fragmentation) | Date | Thu, 8 Jan 1998 00:15:46 +0000 (GMT) |
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> No, they don't all have to be clean, it's just that we'd have to have some > way of allocating pages for the inode for backing store (so that we can do > a page-out() to the right location). Essentially, the page area moves from > being just a anonymous linear area of pages for swap into having some > structure, which is obviously painful. I think it's probably the right > thing to do, but I don't really have a good idea on _how_ to do it..
Is there any reason you can't simply invent a device with an mmap method to attach an inode too for anonymous maps so that they cease to be anonymous ?
Alan
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