linux-kernel - Re: [PATCH] PM / sleep: Fix broken builds without CONFIG_PM_SLEEP

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Date:	Wed, 16 Sep 2015 04:48:37 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	linaro-kernel@...ts.linaro.org, linux-pm@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>,
	alexandra.yates@...ux.intel.com, Len Brown <len.brown@...el.com>,
	open list <linux-kernel@...r.kernel.org>,
	Pavel Machek <pavel@....cz>
Subject: Re: [PATCH] PM / sleep: Fix broken builds without CONFIG_PM_SLEEP_DEBUG

On Wednesday, September 16, 2015 07:30:23 AM Viresh Kumar wrote:
> On 16-09-15, 03:43, Rafael J. Wysocki wrote:
> > On Tuesday, September 15, 2015 01:42:21 PM Viresh Kumar wrote:
> > > The variable 'wakeup_irq' is defined within #ifdef CONFIG_PM_SLEEP_DEBUG
> > > and used outside of it. And that breaks kernel build:
> > > 
> > > /home/viresh/linux/drivers/base/power/wakeup.c:871: undefined reference to `wakeup_irq'
> > > /home/viresh/drivers/base/power/wakeup.c:871: undefined reference to `wakeup_irq'
> > > 
> > > Fix it by defining the variable outside of the ifdef.
> > > 
> > > Fixes: d1e59c235322 ("PM / sleep: Report interrupt that caused system wakeup")
> > > Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> > 
> > I've applied the v11 of the Alexandra's patch that doesn't have this problem AFAICS.
> 
> For the record, as we have talked on IRC, even the v11 patch suffers
> from this problem and you will be fixing it.

Yes, it was slightly messed up.  Should be better now, though.

Thanks,
Rafael

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