linux-kernel - Re: [PATCH v2] sched: Fix compiler warnings

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Date:	Wed, 25 Jun 2014 16:49:55 +0200
From:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	Ingo Molnar <mingo@...hat.com>,
	Russell King <linux@....linux.org.uk>,
	Peter Zijlstra <peterz@...radead.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	linuxppc-dev@...ts.ozlabs.org,
	Dietmar Eggemann <dietmar.eggemann@....com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2] sched: Fix compiler warnings

Hello Guenter,

On Wed, Jun 25, 2014 at 07:27:47AM -0700, Guenter Roeck wrote:
> >Maybe the author's intention was:
> >
> >	static inline int cpu_corepower_flags(void) __attribute__((const));
> >
> >?
> >This specifies that the function has no side effects and the return value
> >only depends on the (here non-existing) function arguments.
> >
> 
> Possibly, but either I am missing something or this doesn't compile.
You need to do a separate declaration:

	static inline int cpu_corepower_flags(void) __attribute__((const));
	static inline int cpu_corepower_flags(void)
	{
		...

Does this help?

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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