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Date:	Tue, 07 Oct 2014 02:39:14 +0200
From:	"Rafael J. Wysocki" <>
To:	Linux Kernel Mailing List <>
Cc:	Greg Kroah-Hartman <>,
	Mika Westerberg <>,
	ACPI Devel Maling List <>,
	Aaron Lu <>,,
	Linus Walleij <>,
	Alexandre Courbot <>,
	Dmitry Torokhov <>,
	Bryan Wu <>,
	Grant Likely <>,
	Arnd Bergmann <>,
	Darren Hart <>,
	Mark Rutland <>
Subject: Re: [PATCH v4 00/13] Add ACPI _DSD and unified device properties support

On Tuesday, October 07, 2014 02:10:56 AM Rafael J. Wysocki wrote:
> Hi Everyone,
> This is version 4 of the unified device properties interface patchset.
> The original cover letter from Mika is here:
> My cover letter for version 3 is here:
> One major change from the previous iteration is that now we will
> use the "compatible" property to match drivers to devices having
> "PRP0001" as their _HID, so for example the at25 driver doesn't
> have to add the extra ACPI match table as part of the conversion
> to the unified interface (patch [05/13] in this series).
> The second major change is that I've split the driver core patch
> in two, where the first one ([02/13]) does not contain any stuff
> related to iterating over the child nodes of a given device.
> Accordingly, the whole patch series has been rearranged so that
> the relatively non-controversial patches [01-09/13], most of which
> have been ACKed already, go first and then goes the second driver
> core patch ([10/13]) and the other patches related to it.
> In patches [10-13/13] I used the Arnd's suggestion to implement
> device_for_each_child_node() as a macro which makes the changes
> in patches [12-13/13] look more straightforward among other things.
> I've retained the Greg's ACKs on patches [02/13] and [10/13], because
> the first of them is things ACKed by Greg only and the change in the
> second one is just an implementation detail in my opinion (Greg, please
> let me know if that's inappropriate).

I should have mentioned that the whole series is available in the
device-properties branch of the linux-pm.git tree at

I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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