[PATCH] Remove obsolete PIC mode

PIC mode is an outdated way to drive the APICs that was used on
some early MP boards. It is not supported in the ACPI model.

It is unlikely to be ever configured by any x86-64 system

Remove it thus.

Signed-off-by: Andi Kleen <ak@suse.de>

1 files changed, 0 insertions, 8 deletions

diff --git a/arch/x86_64/kernel/mpparse.c b/arch/x86_64/kernel/mpparse.c
index 90e99cf27aa5..022624503552 100644
--- a/arch/x86_64/kernel/mpparse.c
+++ b/arch/x86_64/kernel/mpparse.c
@@ -56,7 +56,6 @@ struct mpc_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
 int mp_irq_entries;
 
 int nr_ioapics;
-int pic_mode;
 unsigned long mp_lapic_addr = 0;
 
 
@@ -514,13 +513,6 @@ void __init get_smp_config (void)
                 printk(KERN_INFO "Using ACPI for processor (LAPIC) configuration information\n");
 
         printk("Intel MultiProcessor Specification v1.%d\n", mpf->mpf_specification);
-        if (mpf->mpf_feature2 & (1<<7)) {
-                printk(KERN_INFO "    IMCR and PIC compatibility mode.\n");
-                pic_mode = 1;
-        } else {
-                printk(KERN_INFO "    Virtual Wire compatibility mode.\n");
-                pic_mode = 0;
-        }
 
         /*
          * Now see if we need to read further.