linux-kernel - Re: linux-next: build failure after merge of the pm tree

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Message-Id: <201109281558.05289.rjw@sisk.pl>
Date:	Wed, 28 Sep 2011 15:58:05 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Ming Lei <ming.lei@...onical.com>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: linux-next: build failure after merge of the pm tree

On Wednesday, September 28, 2011, Ming Lei wrote:
> Hi Stephen and Rafael,
> 
> Sorry, the attachment patch can fix the build failure, which is
> caused by unset CONFIG_RUNTIME_PM.

First off, that's CONFIG_PM_RUNTIME.  Second, why do you want to build
rpm-traces.c at all if CONFIG_PM_RUNTIME is unset?

Rafael


> On Wed, Sep 28, 2011 at 12:51 PM, Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> > Hi Rafael,
> >
> > After merging the pm tree, today's linux-next build (powerpc
> > ppc64_defconfig) failed like this:
> >
> > In file included from include/trace/ftrace.h:567:0,
> >                 from include/trace/define_trace.h:96,
> >                 from include/trace/events/rpm.h:99,
> >                 from kernel/trace/rpm-traces.c:15:
> > include/trace/events/rpm.h: In function 'ftrace_raw_event_rpm_internal':
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'usage_count'
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'disable_depth'
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'runtime_auto'
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'request_pending'
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'irq_safe'
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'child_count'
> > In file included from include/trace/ftrace.h:771:0,
> >                 from include/trace/define_trace.h:96,
> >                 from include/trace/events/rpm.h:99,
> >                 from kernel/trace/rpm-traces.c:15:
> > include/trace/events/rpm.h: In function 'perf_trace_rpm_internal':
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'usage_count'
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'disable_depth'
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'runtime_auto'
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'request_pending'
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'irq_safe'
> > include/trace/events/rpm.h:16:1: error: 'struct dev_pm_info' has no member named 'child_count'
> >
> > Presumably caused by commit 53b615ccca56 ("PM / Runtime: Introduce trace
> > points for tracing rpm_* functions").
> >
> > I have used the pm tree from next-20110927 for today.
> > --
> > Cheers,
> > Stephen Rothwell                    sfr@...b.auug.org.au
> > http://www.canb.auug.org.au/~sfr/
> >
> 

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