diff --git a/[refs] b/[refs]
index f97a8e7c9cd4..ba47174c387c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d7169160bb772efe6510d8bc0c8e7625efbcc0b3
+refs/heads/master: fbe83e209ad9c8281e29ac17a60f91119d86fa8c
diff --git a/trunk/arch/i386/kernel/acpi/boot.c b/trunk/arch/i386/kernel/acpi/boot.c
index f36677241ecd..76b1135d401a 100644
--- a/trunk/arch/i386/kernel/acpi/boot.c
+++ b/trunk/arch/i386/kernel/acpi/boot.c
@@ -248,9 +248,7 @@ acpi_parse_lapic(acpi_table_entry_header * header, const unsigned long end)
 
 	acpi_table_print_madt_entry(header);
 
-	/* no utility in registering a disabled processor */
-	if (processor->flags.enabled == 0)
-		return 0;
+	/* Register even disabled CPUs for cpu hotplug */
 
 	x86_acpiid_to_apicid[processor->acpi_id] = processor->id;