Re: mm question

From: Rik van Riel (riel@conectiva.com.br)
Date: Mon Dec 10 2001 - 13:17:56 EST

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On Mon, 10 Dec 2001 volodya@mindspring.com wrote:
> On Mon, 10 Dec 2001, Rik van Riel wrote:

> > Even if you have a handle on a physical page, you don't know
> > what processes are using the page, nor if there are additional
> > users besides the processes.
>
> Well, what does kernel do when it runs out of memory ? For example
> when I mmap a large file and start reading it back and force ?

For the full horror, see mm/vmscan.c, do_try_to_free_memory()

cheers,

Rik

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