1 files changed, 10 insertions, 5 deletions

diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c
index 2c97f07f1c2c..c4869e4532a3 100644
--- a/arch/x86/kernel/nmi.c
+++ b/arch/x86/kernel/nmi.c
@@ -199,12 +199,17 @@ static int __init setup_nmi_watchdog(char *str)
                 ++str;
         }
 
-        get_option(&str, &nmi);
-
-        if (nmi >= NMI_INVALID)
-                return 0;
+        if (!strncmp(str, "lapic", 5))
+                nmi_watchdog = NMI_LOCAL_APIC;
+        else if (!strncmp(str, "ioapic", 6))
+                nmi_watchdog = NMI_IO_APIC;
+        else {
+                get_option(&str, &nmi);
+                if (nmi >= NMI_INVALID)
+                        return 0;
+                nmi_watchdog = nmi;
+        }
 
-        nmi_watchdog = nmi;
         return 1;
 }
 __setup("nmi_watchdog=", setup_nmi_watchdog);