Subject: [PATCH] x86, UV: UV apic mode fix

From: Jack Steiner
Date: Mon Jul 27 2009 - 10:39:03 EST


Change SGI UV default apicid mode to "physical". This is
required to match settings in the UV hub chip.


Signed-off-by: Jack Steiner <steiner@xxxxxxx>

---
arch/x86/kernel/apic/x2apic_uv_x.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux/arch/x86/kernel/apic/x2apic_uv_x.c
===================================================================
--- linux.orig/arch/x86/kernel/apic/x2apic_uv_x.c 2009-06-22 08:36:27.000000000 -0500
+++ linux/arch/x86/kernel/apic/x2apic_uv_x.c 2009-06-22 08:38:59.000000000 -0500
@@ -261,7 +261,7 @@ struct apic apic_x2apic_uv_x = {
.apic_id_registered = uv_apic_id_registered,

.irq_delivery_mode = dest_Fixed,
- .irq_dest_mode = 1, /* logical */
+ .irq_dest_mode = 0, /* physical */

.target_cpus = uv_target_cpus,
.disable_esr = 0,
--
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