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x86, UV: Fix APICID shift for Westmere processors

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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>
This commit is contained in:
Jack Steiner 2011-01-10 13:52:11 -06:00 committed by Ingo Molnar
parent 24d9b70b8c
commit 990a32d1e5
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kernel/apic/x2apic_uv_x.c
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@ -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);
}
/*