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x86, UV: set full apicid in uv_hub_send_ipi

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The uv_hub_send_ipi() function needs to set the full apicid in the
UVH_IPI_INT mmr.

Signed-off-by: Dimitri Sivanich <sivanich@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Dimitri Sivanich
2009-02-13 08:40:55 -06:00
committed by Ingo Molnar
parent f8a6b2b9ce
commit c466ed2e43
1 changed files with 4 additions and 5 deletions
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9
arch/x86/kernel/genx2apic_uv_x.c
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@@ -114,16 +114,15 @@ int uv_wakeup_secondary(int phys_apicid, unsigned int start_rip)
static void uv_send_IPI_one(int cpu, int vector) static void uv_send_IPI_one(int cpu, int vector)
{ {
unsigned long val, apicid, lapicid; unsigned long val, apicid;
int pnode; int pnode;
apicid = per_cpu(x86_cpu_to_apicid, cpu); apicid = per_cpu(x86_cpu_to_apicid, cpu);
lapicid = apicid & 0x3f; /* ZZZ macro needed */
pnode = uv_apicid_to_pnode(apicid); pnode = uv_apicid_to_pnode(apicid);
val = ( 1UL << UVH_IPI_INT_SEND_SHFT ) | val = (1UL << UVH_IPI_INT_SEND_SHFT) |
( lapicid << UVH_IPI_INT_APIC_ID_SHFT ) | (apicid << UVH_IPI_INT_APIC_ID_SHFT) |
( vector << UVH_IPI_INT_VECTOR_SHFT ); (vector << UVH_IPI_INT_VECTOR_SHFT);
uv_write_global_mmr64(pnode, UVH_IPI_INT, val); uv_write_global_mmr64(pnode, UVH_IPI_INT, val);
} }