Re: [PATCH 09/10] acpi: Export acpi_bus_type

[Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>]

On 22/12/15 06:20, ankitprasad.r.sharma@intel.com wrote:
> From: Ankitprasad Sharma <ankitprasad.r.sharma@intel.com>
>
> Some modules, like i915.ko, needs to detect when certain ACPI features
> are active inorder to prevent corruption on contended resources.
> In particular, use of BIOS RapidStart Technology may corrupt the contents
> of the reserved graphics memory, due to unalarmed hibernation. In which
> case i915.ko cannot assume that it (reserved gfx memory) remains
> unmodified and must recreate teh contents and importantly not use it to
> store unrecoverable user data.
>
> Signed-off-by: Ankitprasad Sharma <ankitprasad.r.sharma@intel.com>
> ---
>   drivers/acpi/bus.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
> index a212cef..69509c7 100644
> --- a/drivers/acpi/bus.c
> +++ b/drivers/acpi/bus.c
> @@ -814,6 +814,7 @@ struct bus_type acpi_bus_type = {
>   	.remove		= acpi_device_remove,
>   	.uevent		= acpi_device_uevent,
>   };
> +EXPORT_SYMBOL_GPL(acpi_bus_type);
>
>   /* --------------------------------------------------------------------------
>                                Initialization/Cleanup
>

For this one we'll need to find a suitable reviewer in the ACPI team.

You can use scripts/get_maintainer.pl -f drivers/acpi/bus.c to find out 
who to ask.

Regards,

Tvrtko
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