Re: [PATCH] Kconfig: Update swsusp description

From: Rafael J. Wysocki
Date: Tue Mar 06 2007 - 04:11:06 EST


On Tuesday, 6 March 2007 09:32, Pavel Machek wrote:
> Hi!
>
> > Index: linux-2.6.21-rc2/kernel/power/Kconfig
> > ===================================================================
> > --- linux-2.6.21-rc2.orig/kernel/power/Kconfig 2007-02-28 23:54:45.000000000 +0100
> > +++ linux-2.6.21-rc2/kernel/power/Kconfig 2007-03-04 11:50:48.000000000 +0100
> > @@ -81,30 +81,35 @@ config SOFTWARE_SUSPEND
> > bool "Software Suspend"
> > depends on PM && SWAP && ((X86 && (!SMP || SUSPEND_SMP)) || ((FRV || PPC32) && !SMP))
> > ---help---
> > + Enable the suspend to disk (STD) functionality.
> >
> > + You can suspend your machine with 'echo disk > /sys/power/state'.
> > + Alternatively, you can use the additional userland tools available
> > + from <http://suspend.sf.net>.
> > +
> > + In principle it does not require ACPI or APM, although for example
> > + ACPI will be used if available.
> > +
> > + It creates an image which is saved in your active swap. Upon the next
> > boot, pass the 'resume=/dev/swappartition' argument to the kernel to
>
> Actually, these days resume=... on kernel command line needs to be
> there for suspend, too, IIRC.

I didn't change this line, so?

> > + Right now you may boot without resuming and resume later but in the
> > + meantime you cannot use the swap partition(s)/file(s) involved in
> > + suspending. Also in this case you must not use the
>
> I'd prefer not to encourage this use. It has too many traps ready for
> people.

But IMHO there should be a warning that if you boot without resuming, make sure
you'll not resume after the next reboot or bad things will happen.

Greetings,
Rafael
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