6 files changed, 28 insertions, 33 deletions

diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c
index affacb5e0065..0a99f7198bc3 100644
--- a/arch/x86/kernel/amd_nb.c
+++ b/arch/x86/kernel/amd_nb.c
@@ -20,6 +20,13 @@ struct pci_device_id amd_nb_misc_ids[] = {
 };
 EXPORT_SYMBOL(amd_nb_misc_ids);
 
+const struct amd_nb_bus_dev_range amd_nb_bus_dev_ranges[] __initconst = {
+        { 0x00, 0x18, 0x20 },
+        { 0xff, 0x00, 0x20 },
+        { 0xfe, 0x00, 0x20 },
+        { }
+};
+
 struct amd_northbridge_info amd_northbridges;
 EXPORT_SYMBOL(amd_northbridges);
 
diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c
index dcd7c83e1659..5955a7800a96 100644
--- a/arch/x86/kernel/aperture_64.c
+++ b/arch/x86/kernel/aperture_64.c
@@ -39,18 +39,6 @@ int fallback_aper_force __initdata;
 
 int fix_aperture __initdata = 1;
 
-struct bus_dev_range {
-        int bus;
-        int dev_base;
-        int dev_limit;
-};
-
-static struct bus_dev_range bus_dev_ranges[] __initdata = {
-        { 0x00, 0x18, 0x20},
-        { 0xff, 0x00, 0x20},
-        { 0xfe, 0x00, 0x20}
-};
-
 static struct resource gart_resource = {
         .name   = "GART",
         .flags  = IORESOURCE_MEM,
@@ -294,13 +282,13 @@ void __init early_gart_iommu_check(void)
         search_agp_bridge(&agp_aper_order, &valid_agp);
 
         fix = 0;
-        for (i = 0; i < ARRAY_SIZE(bus_dev_ranges); i++) {
+        for (i = 0; amd_nb_bus_dev_ranges[i].dev_limit; i++) {
                 int bus;
                 int dev_base, dev_limit;
 
-                bus = bus_dev_ranges[i].bus;
-                dev_base = bus_dev_ranges[i].dev_base;
-                dev_limit = bus_dev_ranges[i].dev_limit;
+                bus = amd_nb_bus_dev_ranges[i].bus;
+                dev_base = amd_nb_bus_dev_ranges[i].dev_base;
+                dev_limit = amd_nb_bus_dev_ranges[i].dev_limit;
 
                 for (slot = dev_base; slot < dev_limit; slot++) {
                         if (!early_is_amd_nb(read_pci_config(bus, slot, 3, 0x00)))
@@ -349,13 +337,13 @@ void __init early_gart_iommu_check(void)
                 return;
 
         /* disable them all at first */
-        for (i = 0; i < ARRAY_SIZE(bus_dev_ranges); i++) {
+        for (i = 0; i < amd_nb_bus_dev_ranges[i].dev_limit; i++) {
                 int bus;
                 int dev_base, dev_limit;
 
-                bus = bus_dev_ranges[i].bus;
-                dev_base = bus_dev_ranges[i].dev_base;
-                dev_limit = bus_dev_ranges[i].dev_limit;
+                bus = amd_nb_bus_dev_ranges[i].bus;
+                dev_base = amd_nb_bus_dev_ranges[i].dev_base;
+                dev_limit = amd_nb_bus_dev_ranges[i].dev_limit;
 
                 for (slot = dev_base; slot < dev_limit; slot++) {
                         if (!early_is_amd_nb(read_pci_config(bus, slot, 3, 0x00)))
@@ -390,14 +378,14 @@ int __init gart_iommu_hole_init(void)
 
         fix = 0;
         node = 0;
-        for (i = 0; i < ARRAY_SIZE(bus_dev_ranges); i++) {
+        for (i = 0; i < amd_nb_bus_dev_ranges[i].dev_limit; i++) {
                 int bus;
                 int dev_base, dev_limit;
                 u32 ctl;
 
-                bus = bus_dev_ranges[i].bus;
-                dev_base = bus_dev_ranges[i].dev_base;
-                dev_limit = bus_dev_ranges[i].dev_limit;
+                bus = amd_nb_bus_dev_ranges[i].bus;
+                dev_base = amd_nb_bus_dev_ranges[i].dev_base;
+                dev_limit = amd_nb_bus_dev_ranges[i].dev_limit;
 
                 for (slot = dev_base; slot < dev_limit; slot++) {
                         if (!early_is_amd_nb(read_pci_config(bus, slot, 3, 0x00)))
@@ -505,7 +493,7 @@ out:
         }
 
         /* Fix up the north bridges */
-        for (i = 0; i < ARRAY_SIZE(bus_dev_ranges); i++) {
+        for (i = 0; i < amd_nb_bus_dev_ranges[i].dev_limit; i++) {
                 int bus, dev_base, dev_limit;
 
                 /*
@@ -514,9 +502,9 @@ out:
                  */
                 u32 ctl = DISTLBWALKPRB | aper_order << 1;
 
-                bus = bus_dev_ranges[i].bus;
-                dev_base = bus_dev_ranges[i].dev_base;
-                dev_limit = bus_dev_ranges[i].dev_limit;
+                bus = amd_nb_bus_dev_ranges[i].bus;
+                dev_base = amd_nb_bus_dev_ranges[i].dev_base;
+                dev_limit = amd_nb_bus_dev_ranges[i].dev_limit;
                 for (slot = dev_base; slot < dev_limit; slot++) {
                         if (!early_is_amd_nb(read_pci_config(bus, slot, 3, 0x00)))
                                 continue;
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index a51345ba449e..06c196d7e59c 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -684,7 +684,7 @@ static int __init calibrate_APIC_clock(void)
         lapic_clockevent.mult = div_sc(delta, TICK_NSEC * LAPIC_CAL_LOOPS,
                                        lapic_clockevent.shift);
         lapic_clockevent.max_delta_ns =
-                clockevent_delta2ns(0x7FFFFF, &lapic_clockevent);
+                clockevent_delta2ns(0x7FFFFFFF, &lapic_clockevent);
         lapic_clockevent.min_delta_ns =
                 clockevent_delta2ns(0xF, &lapic_clockevent);
 
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index 89b9f56aaae3..bd16b58b8850 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -378,7 +378,7 @@ struct apic __refdata apic_x2apic_uv_x = {
 
 static __cpuinit void set_x2apic_extra_bits(int pnode)
 {
-        __this_cpu_write(x2apic_extra_bits, (pnode << 6));
+        __this_cpu_write(x2apic_extra_bits, pnode << uvh_apicid.s.pnode_shift);
 }
 
 /*
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index c7149c96d079..763df77343dd 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -97,12 +97,12 @@ static DEFINE_PER_CPU(struct task_struct *, idle_thread_array);
  */
 static DEFINE_MUTEX(x86_cpu_hotplug_driver_mutex);
 
-void cpu_hotplug_driver_lock()
+void cpu_hotplug_driver_lock(void)
 {
         mutex_lock(&x86_cpu_hotplug_driver_mutex);
 }
 
-void cpu_hotplug_driver_unlock()
+void cpu_hotplug_driver_unlock(void)
 {
         mutex_unlock(&x86_cpu_hotplug_driver_mutex);
 }
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 03d2ea82f35a..823f79a17ad1 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -965,7 +965,7 @@ out:
 
 static int __init init_tsc_clocksource(void)
 {
-        if (!cpu_has_tsc || tsc_disabled > 0)
+        if (!cpu_has_tsc || tsc_disabled > 0 || !tsc_khz)
                 return 0;
 
         if (tsc_clocksource_reliable)