Re: Linux 2.4.19pre5-ac3

From: Pavel Machek (pavel@suse.cz)
Date: Tue Apr 09 2002 - 15:53:09 EST


Hi!

> > > > Linux 2.4.19pre5-ac3
> > > > o Software suspend initial patch (Pavel Machek, Gabor Kuti,..)
> > > > | Don't enable this idly. Its here to get exposure and so
> > > > | people can bring the rest of the code up to meet its needs as
> > > > | well as fix it.
> > > > | Read the docs first!
> > >
> > > Didn't enable software suspend, but I do use ACPI...
> >
> > Looks like we need some #ifdefs in acpi... I'll fix that.
>
> 10 minutes ago emailed to alan with following:

S4 is not supported in current ACPI, so you should better make it
printk("s4 not supported") and do nothing instead of entering ACPI-S4
and powering system down when user wants "only" suspend.

> diff -Nru a/drivers/acpi/ospm/system/sm_osl.c b/drivers/acpi/ospm/system/sm_osl.c
> --- a/drivers/acpi/ospm/system/sm_osl.c Wed Apr 10 00:03:00 2002
> +++ b/drivers/acpi/ospm/system/sm_osl.c Wed Apr 10 00:03:00 2002
> @@ -140,10 +140,14 @@
> if (system->states[value] != TRUE)
> return -EINVAL;
>
> +#ifdef CONFIG_SOFTWARE_SUSPEND
> if (value != ACPI_S4)
> +#endif
> sm_osl_suspend(value);
> +#ifdef CONFIG_SOFTWARE_SUSPEND
> else
> software_suspend();
> +#endif
>
> return (count);
> }

Kill first ifdef and replace second one with something like

        else
#ifdef CONFIG_....
                software_suspend();
#else
                printk("You need .... for S4.");
#endif
                                                        Pavel

-- 
Casualities in World Trade Center: ~3k dead inside the building,
cryptography in U.S.A. and free speech in Czech Republic.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Mon Apr 15 2002 - 22:00:13 EST