Re: [PATCH] Thaw userspace and kernel space separately.

[dean gaudet]

On Mon, 23 Oct 2006, Andrew Morton wrote:

> > On Mon, 23 Oct 2006 22:00:11 +1000 Nigel Cunningham <ncunningham@xxxxxxxxxxxxx> wrote:
> > If you can only thaw the kernel threads, you can free memory without
> > restarting userspace or deadlocking against a frozen kjournald.
> > 
> 
> kjournald will not participate in writing to swapfiles.
> 
> The situation where we would need this feature is where the loop driver is
> involved in the path-to-disk.  But I doubt if that's a thing we'd want to
> support.

dm-crypt?  that seems like a very important thing to support for suspend 
to disk.

-dean
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