Merge branch 'x86/cleanups' into x86/urgent

[karo-tx-linux.git] / arch / x86 / kernel / apic / apic.c

diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 3b892bbdd902a4c117d4483af4d58e21e283eae1..d356987a04e97ba6537b2895d45114851e7b705b 100644 (file)
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -2077,6 +2077,20 @@ int generic_processor_info(int apicid, int version)
        } else
                cpu = cpumask_next_zero(-1, cpu_present_mask);
 
+       /*
+        * This can happen on physical hotplug. The sanity check at boot time
+        * is done from native_smp_prepare_cpus() after num_possible_cpus() is
+        * established.
+        */
+       if (topology_update_package_map(apicid, cpu) < 0) {
+               int thiscpu = max + disabled_cpus;
+
+               pr_warning("ACPI: Package limit reached. Processor %d/0x%x ignored.\n",
+                          thiscpu, apicid);
+               disabled_cpus++;
+               return -ENOSPC;
+       }
+
        /*
         * Validate version
         */