On Fri, 13 Jun 2014, Guenter Roeck wrote:
> If compiled with W=1, the following warning is seen in powerpc builds.
>
> arch/powerpc/kernel/smp.c:750:18: warning:
> type qualifiers ignored on function return type
> static const int powerpc_smt_flags(void)
> ^
>
> This is caused by a function returning 'const int', which doesn't
> make sense to gcc. Drop 'const' to fix the problem.
>
> Reported-by: Vincent Guittot <vincent.guit...@linaro.org>
> Signed-off-by: Guenter Roeck <li...@roeck-us.net>
Acked-by: David Rientjes <rient...@google.com>
Although it's strange you report this happening on line 750 in the
changelog but the patch shows it differently.
> ---
> arch/powerpc/kernel/smp.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
> index 10ffffe..49d5d4e 100644
> --- a/arch/powerpc/kernel/smp.c
> +++ b/arch/powerpc/kernel/smp.c
> @@ -768,7 +768,7 @@ int setup_profiling_timer(unsigned int multiplier)
>
> #ifdef CONFIG_SCHED_SMT
> /* cpumask of CPUs with asymetric SMT dependancy */
> -static const int powerpc_smt_flags(void)
> +static int powerpc_smt_flags(void)
> {
> int flags = SD_SHARE_CPUPOWER | SD_SHARE_PKG_RESOURCES;
>
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