Re: [RFC] /dev/anon

[Davide Libenzi]

On Tue, 13 Jan 2004, Jeff Dike wrote:

> UML has a need to free dirty pages in the middle of a file (which is described
> in more detail below).  The obvious way to do this, and one which has come up 
> before, is a sys_punch system call for making a hole in the middle of a file.

Now I'm going to say something really stupid, but why sys_madvise(MADV_DONTNEED)
won't work for this?



- Davide


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