On 02/23/2016 08:08 AM, Arnd Bergmann wrote: > The cpu_die and cpu_kill callbacks are only used when CONFIG_HOTPLUG_CPU > is enabled, otherwise we get a warning about them: > > arch/arm/mach-socfpga/platsmp.c:102:13: error: 'socfpga_cpu_die' defined but > not used [-Werror=unused-function] > arch/arm/mach-socfpga/platsmp.c:115:12: error: 'socfpga_cpu_kill' defined but > not used [-Werror=unused-function] > > This adds the appropriate #ifdef. > > Signed-off-by: Arnd Bergmann <a...@arndb.de> > --- > arch/arm/mach-socfpga/platsmp.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm/mach-socfpga/platsmp.c b/arch/arm/mach-socfpga/platsmp.c > index cbb0a54df80a..07945748b571 100644 > --- a/arch/arm/mach-socfpga/platsmp.c > +++ b/arch/arm/mach-socfpga/platsmp.c > @@ -94,6 +94,7 @@ static void __init socfpga_smp_prepare_cpus(unsigned int > max_cpus) > scu_enable(socfpga_scu_base_addr); > } > > +#ifdef CONFIG_HOTPLUG_CPU > /* > * platform-specific code to shutdown a CPU > * > @@ -116,6 +117,7 @@ static int socfpga_cpu_kill(unsigned int cpu) > { > return 1; > } > +#endif > > static const struct smp_operations socfpga_smp_ops __initconst = { > .smp_prepare_cpus = socfpga_smp_prepare_cpus, >
Acked-by: Dinh Nguyen <dingu...@opensource.altera.com> Dinh