From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Subject: Re: [PATCH] ACPI/device_sysfs: Add sysfs support for _HRV hardware revision
Date: Tue, 26 Apr 2016 22:35:58 +0200
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To: Betty Dall <betty.dall@hpe.com>
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On Wednesday, April 13, 2016 08:48:14 AM Betty Dall wrote:
> The ACPI _HRV object on the device is used to supply Linux with
> the device's hardware revision. This is an optional object. Add
> sysfs support for the _HRV object if it exists on the device.
> 
> Signed-off-by: Betty Dall <betty.dall@hpe.com>

The patch itself looks OK to me, but why exactly do we need that thing in sysfs?

Thanks,
Rafael