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    Subject[PATCH] Bug Fix: 2.6.{5,6,7-rc1}: i8042 module unload bug
    From
    Date

    I'm wondering why 2.6.7-rc1 does NOT contain the following patch.

    See: http://lkml.org/lkml/2004/5/10/63


    --- linux-2.6.7-rc1/drivers/input/serio/i8042.c
    +++ linux-2.6.7-rc1.i8042-shutdown-fix/drivers/input/serio/i8042.c
    @@ -990,24 +990,28 @@
    unregister_reboot_notifier(&i8042_notifier);

    if (i8042_pm_dev)
    pm_unregister(i8042_pm_dev);

    if (i8042_sysdev_initialized) {
    sysdev_unregister(&device_i8042);
    sysdev_class_unregister(&kbc_sysclass);
    }

    - del_timer_sync(&i8042_timer);
    -
    i8042_controller_cleanup();

    + /* we must delete the timer AFTER the i8042 chip is cleaned up,
    + so as to prevent any more interrupts to invoke i8042_interrupt()
    + which then schedules newer timer events.
    + */
    + del_timer_sync(&i8042_timer);
    +
    if (i8042_kbd_values.exists)
    serio_unregister_port(&i8042_kbd_port);

    if (i8042_aux_values.exists)
    serio_unregister_port(&i8042_aux_port);

    for (i = 0; i < 4; i++)
    if (i8042_mux_values[i].exists)
    serio_unregister_port(i8042_mux_port + i);



    --
    Sau Dan LEE 李守敦(Big5) ~{@nJX6X~}(HZ)
    E-mail: danlee@informatik.uni-freiburg.de
    Home page: http://www.informatik.uni-freiburg.de/~danlee

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