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authorDimitri Sivanich <sivanich@sgi.com>2009-02-13 08:40:55 -0600
committerIngo Molnar <mingo@elte.hu>2009-02-13 19:13:13 +0100
commitc466ed2e4337c5eb03b283da507eb5328ab06c73 (patch)
tree00b4bac33d8686c6d6d2d603a9083ad82684b61f /arch/x86/kernel/genx2apic_uv_x.c
parentf8a6b2b9cee298a9663cbe38ce1eb5240987cb62 (diff)
x86, UV: set full apicid in uv_hub_send_ipi
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>
Diffstat (limited to 'arch/x86/kernel/genx2apic_uv_x.c')
-rw-r--r--arch/x86/kernel/genx2apic_uv_x.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/x86/kernel/genx2apic_uv_x.c b/arch/x86/kernel/genx2apic_uv_x.c
index 6adb5e6f4d9..89b84e004f0 100644
--- a/arch/x86/kernel/genx2apic_uv_x.c
+++ b/arch/x86/kernel/genx2apic_uv_x.c
@@ -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)
{
- unsigned long val, apicid, lapicid;
+ unsigned long val, apicid;
int pnode;
apicid = per_cpu(x86_cpu_to_apicid, cpu);
- lapicid = apicid & 0x3f; /* ZZZ macro needed */
pnode = uv_apicid_to_pnode(apicid);
- val = ( 1UL << UVH_IPI_INT_SEND_SHFT ) |
- ( lapicid << UVH_IPI_INT_APIC_ID_SHFT ) |
- ( vector << UVH_IPI_INT_VECTOR_SHFT );
+ val = (1UL << UVH_IPI_INT_SEND_SHFT) |
+ (apicid << UVH_IPI_INT_APIC_ID_SHFT) |
+ (vector << UVH_IPI_INT_VECTOR_SHFT);
uv_write_global_mmr64(pnode, UVH_IPI_INT, val);
}