Re: [linux-pm] [RFC] userland swsusp

Pavel Machek
2005-11-18T23:34:14Z

Hi!

> > Even it were not for this, the whole idea seems misconcieved to me
> > anyway.
>
> I'm sceptical too but several Win9x BIOS vendor suspend paths were
> implemented in roughly this way. I don't however see how you can
> co-ordinate the freeze with outstanding O_DIRECT DMA to user pages for
> one item.

I do not see a problem. swsusp process stops all other processes, freezes
the drivers, then asks for system snapshot. It certainly does *not* ask for
O_DIRECT........

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