Delivery mode should be APIC_DM_FIXED when using physical mode.

From: Ashok Raj <ashok.raj@intel.com>

Signed-off-by: Andi Kleen <ak@suse.de>

Index: linux/arch/x86_64/kernel/genapic_flat.c
===================================================================
--- linux.orig/arch/x86_64/kernel/genapic_flat.c
+++ linux/arch/x86_64/kernel/genapic_flat.c
@@ -167,9 +167,9 @@ static unsigned int physflat_cpu_mask_to
 
 struct genapic apic_physflat =  {
 	.name = "physical flat",
-	.int_delivery_mode = dest_LowestPrio,
+	.int_delivery_mode = dest_Fixed,
 	.int_dest_mode = (APIC_DEST_PHYSICAL != 0),
-	.int_delivery_dest = APIC_DEST_PHYSICAL | APIC_DM_LOWEST,
+	.int_delivery_dest = APIC_DEST_PHYSICAL | APIC_DM_FIXED,
 	.target_cpus = physflat_target_cpus,
 	.apic_id_registered = flat_apic_id_registered,
 	.init_apic_ldr = flat_init_apic_ldr,/*not needed, but shouldn't hurt*/