linux-kernel - Re: [PATCH 1/2] PM / sleep: Make suspend-to-idle-specific code depend on CONFIG

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Message-ID: <1528857.MjezJ3Xqem@vostro.rjw.lan>
Date:	Mon, 18 May 2015 23:50:45 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Linux PM list <linux-pm@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Len Brown <len.brown@...el.com>
Subject: Re: [PATCH 1/2] PM / sleep: Make suspend-to-idle-specific code depend on CONFIG_SUSPEND

On Monday, May 18, 2015 04:49:43 PM Thomas Gleixner wrote:
> On Sat, 16 May 2015, Rafael J. Wysocki wrote:
> 
> > From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> > 
> > Since idle_should_freeze() is defined to always return 'false'
> > for CONFIG_SUSPEND unset, all of the code depending on it in
> > cpuidle_idle_call() is not necessary in that case.
> > 
> > Make that code depend on CONFIG_SUSPEND too to avoid building it
> > when it is not going to be used.
> > 
> > Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> ACK for the tick part.

Thanks!

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