[PARISC] Unbreak processor_probe when we have more than NR_CPUS

If we already have NR_CPUS worth of cpus online, we obviously shouldn't
be trying to bring up more... Fixes a particularly vexing issue I had when
running another machines kernel on my rp3440.

Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>

1 files changed, 6 insertions, 1 deletions

diff --git a/arch/parisc/kernel/processor.c b/arch/parisc/kernel/processor.c
index 549f5484342..370086fb833 100644
--- a/arch/parisc/kernel/processor.c
+++ b/arch/parisc/kernel/processor.c
@@ -82,7 +82,12 @@ static int __cpuinit processor_probe(struct parisc_device *dev)
         unsigned long cpuid;
         struct cpuinfo_parisc *p;
 
-#ifndef CONFIG_SMP
+#ifdef CONFIG_SMP
+        if (num_online_cpus() >= NR_CPUS) {
+                printk(KERN_INFO "num_online_cpus() >= NR_CPUS\n");
+                return 1;
+        }
+#else
         if (boot_cpu_data.cpu_count > 0) {
                 printk(KERN_INFO "CONFIG_SMP=n  ignoring additional CPUs\n");
                 return 1;