On Fri, 2007-02-09 at 00:47 -0500, Len Brown wrote:
> Why not simply check acpi_disabled, like other drivers do?
>
See comment from Dominik when I sent something similar some time ago:
http://marc.theaimsgroup.com/?l=linux-acpi&m=114563882012355&w=2
Thomas
> thanks,
> -Len
>
> On Monday 05 February 2007 19:09, [EMAIL PROTECTED] wrote:
> > From: Thomas Renninger <[EMAIL PROTECTED]>
> >
> > Signed-off-by: Thomas Renninger <[EMAIL PROTECTED]>
> > Cc: Len Brown <[EMAIL PROTECTED]>
> > Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
> > ---
> >
> > drivers/acpi/processor_core.c | 13 +++++++++----
> > 1 file changed, 9 insertions(+), 4 deletions(-)
> >
> > diff -puN
> > drivers/acpi/processor_core.c~exit-acpi-processor-module-gracefully-if-acpi-is-disabled
> > drivers/acpi/processor_core.c
> > ---
> > a/drivers/acpi/processor_core.c~exit-acpi-processor-module-gracefully-if-acpi-is-disabled
> > +++ a/drivers/acpi/processor_core.c
> > @@ -994,6 +994,8 @@ void acpi_processor_uninstall_hotplug_no
> > * ACPI, but needs symbols from this driver
> > */
> >
> > +static int processor_driver_registered;
> > +
> > static int __init acpi_processor_init(void)
> > {
> > int result = 0;
> > @@ -1019,6 +1021,8 @@ static int __init acpi_processor_init(vo
> > return result;
> > }
> >
> > + processor_driver_registered = 1;
> > +
> > acpi_processor_install_hotplug_notify();
> >
> > acpi_thermal_cpufreq_init();
> > @@ -1035,12 +1039,13 @@ static void __exit acpi_processor_exit(v
> >
> > acpi_thermal_cpufreq_exit();
> >
> > - acpi_processor_uninstall_hotplug_notify();
> > -
> > - acpi_bus_unregister_driver(&acpi_processor_driver);
> > + if (processor_driver_registered) {
> > + acpi_processor_uninstall_hotplug_notify();
> >
> > - remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);
> > + acpi_bus_unregister_driver(&acpi_processor_driver);
> >
> > + remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);
> > + }
> > return;
> > }
> >
> > _
> > -
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> >
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