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From: "Rafael J. Wysocki" <rjw@rjwysocki.net>
To: Paul Bolle <pebolle@tiscali.nl>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
	linux-next@vger.kernel.org, linux-kernel@vger.kernel.org,
	Kevin Hilman <khilman@linaro.org>
Subject: Re: linux-next: build warning after merge of the pm tree
Date: Tue, 18 Nov 2014 00:14:19 +0100
Message-ID: <1721522.tICxlGjU6i@vostro.rjw.lan> (raw)
In-Reply-To: <1416223903.22252.11.camel@x220>

On Monday, November 17, 2014 12:31:43 PM Paul Bolle wrote:
> On Mon, 2014-11-17 at 13:44 +1100, Stephen Rothwell wrote:
> > Hi Rafael,
> > 
> > After merging the pm tree, today's linux-next build (arm multi_v7_defconfig)
> > produced this warning:
> > 
> > kernel/power/Kconfig:132:error: recursive dependency detected!
> > kernel/power/Kconfig:132:	symbol PM_RUNTIME is selected by PM_GENERIC_DOMAINS
> > kernel/power/Kconfig:272:	symbol PM_GENERIC_DOMAINS is selected by PM_RUNTIME
> > 
> > Caused by commit 9cdd5fd742e6 ("PM / domains: Kconfig: always enable
> > PM_RUNTIME when genpd enabled").
> 
> This error also popped up when I fiddled with omap2plus_defconfig on top
> of next-20141117. Note that I ended up with a .config which has
> CONFIG_ARCH_MULTI_V7 set. The error appears to be triggered by the
> Kconfig entry for ARCH_EXYNOS (in arch/arm/mach-exynos/Kconfig). It
> contains
>         select PM_GENERIC_DOMAINS if PM_RUNTIME
> 
> (Perhaps the :272: line needs rephrasing in the error Stephen quoted. It
> confused me quite a bit.)
> 
> Naively dropping that select statement from ARCH_EXYNOS triggered yet
> another error:
>     kernel/power/Kconfig:145:error: recursive dependency detected!
>     kernel/power/Kconfig:145:	symbol PM depends on PM_RUNTIME
>     kernel/power/Kconfig:132:	symbol PM_RUNTIME is selected by PM_GENERIC_DOMAINS
>     kernel/power/Kconfig:272:	symbol PM_GENERIC_DOMAINS is selected by PM
> 
> After that I admitted defeat.

I'll drop the commit for now, but this looks strange.

Had you cleaned up the kernel configuration after dropping the PM_RUNTIME select
from ARCH_EXYNOS?

Rafael

  reply index

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-17  2:44 Stephen Rothwell
2014-11-17 11:31 ` Paul Bolle
2014-11-17 23:14   ` Rafael J. Wysocki [this message]
2014-11-17 23:45     ` Paul Bolle
2014-11-18  0:34       ` Rafael J. Wysocki
  -- strict thread matches above, loose matches on Subject: below --
2020-01-19 23:40 Stephen Rothwell
2019-10-14 23:08 Stephen Rothwell
2019-10-15  8:23 ` Andy Shevchenko
2019-10-15  9:41   ` Rafael J. Wysocki
     [not found] <201907111346291954773@zte.com.cn>
2019-07-11 12:26 ` Rafael J. Wysocki
2019-07-11  1:31 Stephen Rothwell
2019-01-23 23:45 Stephen Rothwell
2018-07-30  2:00 Stephen Rothwell
2018-07-30  7:24 ` Sakari Ailus
2018-07-30  7:30   ` jacopo mondi
2018-07-31  0:39   ` Stephen Rothwell
2018-06-08  0:30 Stephen Rothwell
2018-06-08  9:14 ` Rafael J. Wysocki
2018-04-09  1:24 Stephen Rothwell
2018-04-10  7:05 ` Rafael J. Wysocki
2016-11-13 23:40 Stephen Rothwell
2016-11-14  0:03 ` Rafael J. Wysocki
2016-11-14  8:49   ` Akshay Adiga
2014-10-29  2:51 Stephen Rothwell
2014-10-29 14:55 ` Rafael J. Wysocki
2014-10-29 15:23   ` Fengguang Wu
2014-10-29 15:56     ` Rafael J. Wysocki

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