x86, uv: Ensure hub revision set for all ACPI modes.

Ensure that UV hub revision is set for all ACPI modes.

Signed-off-by: Russ Anderson <rja@sgi.com>
LKML-Reference: <20100115180908.GB7757@sgi.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index 0e48de9ff864..21db3cbea7dc 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -66,7 +66,10 @@ static int early_get_nodeid(void)
 
 static int __init uv_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
 {
+        int nodeid;
+
         if (!strcmp(oem_id, "SGI")) {
+                nodeid = early_get_nodeid();
                 x86_platform.is_untracked_pat_range =  uv_is_untracked_pat_range;
                 if (!strcmp(oem_table_id, "UVL"))
                         uv_system_type = UV_LEGACY_APIC;
@@ -74,7 +77,7 @@ static int __init uv_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
                         uv_system_type = UV_X2APIC;
                 else if (!strcmp(oem_table_id, "UVH")) {
                         __get_cpu_var(x2apic_extra_bits) =
-                                early_get_nodeid() << (UV_APIC_PNODE_SHIFT - 1);
+                                nodeid << (UV_APIC_PNODE_SHIFT - 1);
                         uv_system_type = UV_NON_UNIQUE_APIC;
                         return 1;
                 }