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SubjectRe: [linux-pm] [PATCH 0/8] Suspend block api (version 6)
On Thu, May 13, 2010 at 02:10:06PM -0700, Tony Lindgren wrote:
> * Matthew Garrett <mjg@redhat.com> [100513 13:29]:
> > And if that's the application that's listening to the network socket
> > that you want to get a wakeup event from? This problem is hard. I'd love
> > there to be an elegant solution based on using the scheduler, but I
> > really don't know what it is.
>
> Your system should wake up to an interrupt in that case. Then you have
> the trusted apps running that can decide if the untrusted apps should
> be continued or not.

What race-free mechanism do you use to ensure that? It's very easy to
handwave these problems away. It's very difficult to actually write an
implementation that works.

--
Matthew Garrett | mjg59@srcf.ucam.org


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