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-rw-r--r--arch/x86/mach-generic/es7000.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/mach-generic/es7000.c b/arch/x86/mach-generic/es7000.c
index 6513d41..28459ca 100644
--- a/arch/x86/mach-generic/es7000.c
+++ b/arch/x86/mach-generic/es7000.c
@@ -75,4 +75,18 @@ static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
}
#endif
+static cpumask_t vector_allocation_domain(int cpu)
+{
+ /* Careful. Some cpus do not strictly honor the set of cpus
+ * specified in the interrupt destination when using lowest
+ * priority interrupt delivery mode.
+ *
+ * In particular there was a hyperthreading cpu observed to
+ * deliver interrupts to the wrong hyperthread when only one
+ * hyperthread was specified in the interrupt desitination.
+ */
+ cpumask_t domain = { { [0] = APIC_ALL_CPUS, } };
+ return domain;
+}
+
struct genapic __initdata_refok apic_es7000 = APIC_INIT("es7000", probe_es7000);
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