On Fri, 3 Oct 2008 13:27:18 +0200
"Rafael J. Wysocki" <rjw@xxxxxxx> wrote:
> On Friday, 3 of October 2008, Andrew Morton wrote:
> > On Tue, 30 Sep 2008 00:10:37 +0200 "Rafael J. Wysocki"
> > <rjw@xxxxxxx> wrote:
> >
> > > Hibernation: Introduce new system state for the last phase of
> > > hibernation
> > >
> > > Replace unused SYSTEM_SUSPEND_DISK with a new system_state value
> > > SYSTEM_HIBERNATE_ENTER that can be used by device drivers to
> > > check if the system is in the last phase of hibernation.
> >
> > Violent objections.
> >
> > We just don't know what this change will do. It potentially affects
> > every code site in the kernel which looks at system_state.
>
> Do you mean anyone checking 'system_state != SOMETHING' ? Oh well.
I think Andrew also means things looking for system_state > something
like
arch/powerpc/platforms/cell/smp.c: if (system_state < SYSTEM_RUNNING &&
arch/powerpc/kernel/smp.c: if (system_state < SYSTEM_RUNNING)
arch/powerpc/kernel/smp.c: if (system_state > SYSTEM_BOOTING)
drivers/xen/xenbus/xenbus_probe.c: if (system_state > SYSTEM_RUNNING) {
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Arjan van de Ven Intel Open Source Technology Centre
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