diff options
| author | Jack Steiner <steiner@sgi.com> | 2011-01-10 13:52:11 -0600 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-01-11 12:44:45 +0100 |
| commit | 990a32d1e54b3c0f7304bec95fb883404589b3f0 (patch) | |
| tree | f9d1d6b7f4b7b1f4a380bc3612920202cddb734c | |
| parent | 24d9b70b8c679264756a6980e668b96b3f964826 (diff) | |
x86, UV: Fix APICID shift for Westmere processors
Westmere processors use a different algorithm for
assigning APICIDs on SGI UV systems. The location of the
node number within the apicid is now a function of the
processor type.
Signed-off-by: Jack Steiner <steiner@sgi.com>
LKML-Reference: <20110110195210.GA18737@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | arch/x86/kernel/apic/x2apic_uv_x.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c index 2a3f2a7db24..f4f9e95aa15 100644 --- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -378,7 +378,7 @@ struct apic __refdata apic_x2apic_uv_x = { static __cpuinit void set_x2apic_extra_bits(int pnode) { - __get_cpu_var(x2apic_extra_bits) = (pnode << 6); + __get_cpu_var(x2apic_extra_bits) = (pnode << uvh_apicid.s.pnode_shift); } /* |