Re: No RAM swapout to disk for "sandbox" run programs

From: Tom <tom_at_lemuria.org>
Date: Tue, 28 Aug 2001 09:25:32 +0200


On Tue, Aug 28, 2001 at 09:34:10AM +1000, james@spunkysoftware.com wrote:
> I have written Linus Torvalds talking about a range of PIDs, or a new field
> in the task_struct, which would indicate to the mm in the kernel that
> swapping this process' address space out to disk was forbidden.

this strikes me as redundant because such a mechanism already exists.

> programs, since PGP on WinNT at least was already doing it. I'm not sure how
> GnuPG handles this at the moment.

GPG will use existing system calls to achieve exactly this effect. I don't know the details by heart, but I did once. grab the gpg source and take a look around.

> Also, I am wondering where I can get software that will allow me to look at
> arbitrary memory ranges, the purpose being to look at "deleted" files on
> Windows and Linux. Anybody know of any such software? Is there a kernel
> module that allows this?

/proc/mem is your friend. :)

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Received on Tue 28 Aug 2001 - 03:31:14 EDT

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