linux-kernel - Re: [Replacement][PATCH 1/4] PM: Merge the SET*_RUNTIME_PM

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Message-ID: <1551552.1uQKV96bxc@vostro.rjw.lan>
Date:	Sat, 29 Nov 2014 01:52:32 +0100
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Linux PM list <linux-pm@...r.kernel.org>
Cc:	Linux PCI <linux-pci@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Kevin Hilman <khilman@...nel.org>,
	Ulf Hansson <ulf.hansson@...aro.org>,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: Re: [Replacement][PATCH 1/4] PM: Merge the SET*_RUNTIME_PM_OPS() macros

On Thursday, November 27, 2014 11:05:41 PM Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> The SET_PM_RUNTIME_PM_OPS() and SET_RUNTIME_PM_OPS() macros are
> identical except that one of them is not empty for CONFIG_PM set,
> while the other one is not empty for CONFIG_PM_RUNTIME set,
> respectively.
> 
> However, after commit b2b49ccbdd54 (PM: Kconfig: Set PM_RUNTIME if
> PM_SLEEP is selected) PM_RUNTIME is always set if PM is set, so one
> of these macros is now redundant.
> 
> For this reason, replace SET_PM_RUNTIME_PM_OPS() with
> SET_RUNTIME_PM_OPS() everywhere and redefine the SET_PM_RUNTIME_PM_OPS
> symbol as SET_RUNTIME_PM_OPS in case new code is starting to use the
> macro being removed here.

It turns out that I need to defer this one, because it breaks builds for
CONFIG_PM selected without CONFIG_PM_SLEEP or CONFIG_PM_RUNTIME (which is
arguably invalid, but some defconfigs evidently do that).

I need to fix those defconfigs first.


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