x86: probe nr_irqs even only mptable is used

[linux-2.6-omap-h63xx.git] / arch / x86 / kernel / acpi / boot.c

diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 3e9d163fd92f5e91565e70f4168b50217ed5791f..5fef4fece4a55d000dedf9caa5e2efab701d9c6f 100644 (file)
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -957,29 +957,6 @@ void __init mp_register_ioapic(int id, u32 address, u32 gsi_base)
        nr_ioapics++;
 }
 
-int get_nr_irqs_via_madt(void)
-{
-       int idx;
-       int nr = 0;
-
-       for (idx = 0; idx < nr_ioapics; idx++) {
-               if (mp_ioapic_routing[idx].gsi_end > nr)
-                       nr = mp_ioapic_routing[idx].gsi_end;
-       }
-
-       nr++;
-
-       /* double it for hotplug and msi and nmi */
-       nr <<= 1;
-
-       /* something wrong ? */
-       if (nr < 32)
-               nr = 32;
-
-       return nr;
-
-}
-
 static void assign_to_mp_irq(struct mp_config_intsrc *m,
                                    struct mp_config_intsrc *mp_irq)
 {
@@ -1278,8 +1255,6 @@ static int __init acpi_parse_madt_ioapic_entries(void)
        }
 
 
-       nr_irqs = get_nr_irqs_via_madt();
-
        count =
            acpi_table_parse_madt(ACPI_MADT_TYPE_INTERRUPT_OVERRIDE, acpi_parse_int_src_ovr,
                                  nr_irqs);