Re: [BUGFIX 4/9] ACPI, DOCK: avoid initializing acpi_dock_notifier_list multiple times

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On Friday, June 14, 2013 12:32:27 AM Jiang Liu wrote:
> Initialize acpi_dock_notifier_list from function acpi_dock_init()
> instead of dock_add() to avoid initializing it multiple times.

Well, makes sense.

Thanks,
Rafael


> Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxx>
> Cc: Shaohua Li <shaohua.li@xxxxxxxxx>
> Cc: Len Brown <lenb@xxxxxxxxxx>
> Cc: "Rafael J. Wysocki" <rjw@xxxxxxx>
> Cc: linux-acpi@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> ---
>  drivers/acpi/dock.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
> index 50e38b7..8e578aa 100644
> --- a/drivers/acpi/dock.c
> +++ b/drivers/acpi/dock.c
> @@ -967,7 +967,6 @@ static int __init dock_add(acpi_handle handle)
>  	spin_lock_init(&dock_station->dd_lock);
>  	INIT_LIST_HEAD(&dock_station->sibling);
>  	INIT_LIST_HEAD(&dock_station->hotplug_devices);
> -	ATOMIC_INIT_NOTIFIER_HEAD(&dock_notifier_list);
>  	INIT_LIST_HEAD(&dock_station->dependent_devices);
>  
>  	/* we want the dock device to send uevents */
> @@ -1038,6 +1037,7 @@ int __init acpi_dock_init(void)
>  		return 0;
>  	}
>  
> +	ATOMIC_INIT_NOTIFIER_HEAD(&dock_notifier_list);
>  	register_acpi_bus_notifier(&dock_acpi_notifier);
>  	pr_info(PREFIX "%s: %d docks/bays found\n",
>  		ACPI_DOCK_DRIVER_DESCRIPTION, dock_station_count);
> 
-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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