powerpc: Move arch_sd_sibling_asym_packing() to smp.c

Simple cleanup by moving arch_sd_sibling_asym_packing from process.c to
smp.c to save an #ifdef CONFIG_SMP

No functionality change.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 0008bc58e826..9019f0f1bb5e 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -580,6 +580,15 @@ void __init smp_cpus_done(unsigned int max_cpus)
         dump_numa_cpu_topology();
 }
 
+int arch_sd_sibling_asym_packing(void)
+{
+        if (cpu_has_feature(CPU_FTR_ASYM_SMT)) {
+                printk_once(KERN_INFO "Enabling Asymmetric SMT scheduling\n");
+                return SD_ASYM_PACKING;
+        }
+        return 0;
+}
+
 #ifdef CONFIG_HOTPLUG_CPU
 int __cpu_disable(void)
 {