Re: [PATCH 2/5] ACPI: scan: Make acpi_walk_dep_device_list()

From: Hans de Goede
Date: Wed Jun 16 2021 - 11:28:27 EST


Hi,

On 6/16/21 5:11 PM, Rafael J. Wysocki wrote:
> On Wed, Jun 16, 2021 at 4:41 PM Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
>>
>> Hi,
>>
>> On 6/16/21 4:22 PM, Rafael J. Wysocki wrote:
>>> From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
>>>
>>> Because acpi_walk_dep_device_list() is only called by the code in the
>>> file in which it is defined, make it static, drop the export of it
>>> and drop its header from acpi.h.
>>>
>>> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
>>
>> Actually, acpi_walk_dep_device_list() was split out as a
>> helper function used to implement acpi_dev_clear_dependencies()
>> because it will be used outside of drivers/acpi.
>
> Not exactly.
>
>> Specifically it will be used in the new intel_skl_int3472 driver:
>> https://patchwork.kernel.org/project/platform-driver-x86/patch/20210603224007.120560-6-djrscally@xxxxxxxxx/
>
> That driver will use acpi_dev_get_first_consumer_dev() which is based
> on acpi_walk_dep_device_list(), but still defined in
> drivers/acpi/scan.c.
>
>> Which I plan to merge into pdx86/for-next today, I've just merged
>> your linux-pm/acpi-scan PULL-req which exports acpi_walk_dep_device_list()
>> as preparation for this.
>
> No, the acpi_walk_dep_device_list() is a leftover there AFAICS.

You are right, my bad.

So with this resolved, this patch is fine too:

Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx>

Regards,

Hans