x86: nuke a ton of unused exports

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/cpu/perfctr-watchdog.c b/arch/x86/kernel/cpu/perfctr-watchdog.c
index c02541e..9b83832 100644
--- a/arch/x86/kernel/cpu/perfctr-watchdog.c
+++ b/arch/x86/kernel/cpu/perfctr-watchdog.c
@@ -167,7 +167,6 @@
 	clear_bit(counter, evntsel_nmi_owner);
 }
 
-EXPORT_SYMBOL(avail_to_resrv_perfctr_nmi);
 EXPORT_SYMBOL(avail_to_resrv_perfctr_nmi_bit);
 EXPORT_SYMBOL(reserve_perfctr_nmi);
 EXPORT_SYMBOL(release_perfctr_nmi);
diff --git a/arch/x86/kernel/e820_64.c b/arch/x86/kernel/e820_64.c
index e510cfd..0128b0b 100644
--- a/arch/x86/kernel/e820_64.c
+++ b/arch/x86/kernel/e820_64.c
@@ -34,7 +34,6 @@
  * PFN of last memory page.
  */
 unsigned long end_pfn;
-EXPORT_SYMBOL(end_pfn);
 
 /*
  * end_pfn only includes RAM, while end_pfn_map includes all e820 entries.
diff --git a/arch/x86/kernel/init_task.c b/arch/x86/kernel/init_task.c
index 468c9c4..5b3ce79 100644
--- a/arch/x86/kernel/init_task.c
+++ b/arch/x86/kernel/init_task.c
@@ -15,7 +15,6 @@
 static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
 struct mm_struct init_mm = INIT_MM(init_mm);
-EXPORT_SYMBOL(init_mm);
 
 /*
  * Initial thread structure.
diff --git a/arch/x86/kernel/pci-swiotlb_64.c b/arch/x86/kernel/pci-swiotlb_64.c
index 102866d..82a0a67 100644
--- a/arch/x86/kernel/pci-swiotlb_64.c
+++ b/arch/x86/kernel/pci-swiotlb_64.c
@@ -10,7 +10,6 @@
 #include <asm/dma.h>
 
 int swiotlb __read_mostly;
-EXPORT_SYMBOL(swiotlb);
 
 const struct dma_mapping_ops swiotlb_dma_ops = {
 	.mapping_error = swiotlb_dma_mapping_error,
diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c
index 4ea80cb..753d7ac 100644
--- a/arch/x86/kernel/smpboot_32.c
+++ b/arch/x86/kernel/smpboot_32.c
@@ -83,7 +83,6 @@
 
 cpumask_t cpu_callin_map;
 cpumask_t cpu_callout_map;
-EXPORT_SYMBOL(cpu_callout_map);
 cpumask_t cpu_possible_map;
 EXPORT_SYMBOL(cpu_possible_map);
 static cpumask_t smp_commenced_mask;
diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c
index b36d32f..7552db9 100644
--- a/arch/x86/kernel/smpboot_64.c
+++ b/arch/x86/kernel/smpboot_64.c
@@ -78,8 +78,6 @@
  */
 cpumask_t cpu_callin_map;
 cpumask_t cpu_callout_map;
-EXPORT_SYMBOL(cpu_callout_map);
-
 cpumask_t cpu_possible_map;
 EXPORT_SYMBOL(cpu_possible_map);
 
diff --git a/arch/x86/kernel/stacktrace.c b/arch/x86/kernel/stacktrace.c
index 55771fd..c571edd 100644
--- a/arch/x86/kernel/stacktrace.c
+++ b/arch/x86/kernel/stacktrace.c
@@ -69,7 +69,6 @@
 	if (trace->nr_entries < trace->max_entries)
 		trace->entries[trace->nr_entries++] = ULONG_MAX;
 }
-EXPORT_SYMBOL(save_stack_trace);
 
 void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace)
 {
diff --git a/arch/x86/kernel/traps_64.c b/arch/x86/kernel/traps_64.c
index cc68b923..aa248d7 100644
--- a/arch/x86/kernel/traps_64.c
+++ b/arch/x86/kernel/traps_64.c
@@ -461,14 +461,6 @@
 	return ud2 == 0x0b0f;
 }
 
-#ifdef CONFIG_BUG
-void out_of_line_bug(void)
-{ 
-	BUG(); 
-} 
-EXPORT_SYMBOL(out_of_line_bug);
-#endif
-
 static raw_spinlock_t die_lock = __RAW_SPIN_LOCK_UNLOCKED;
 static int die_owner = -1;
 static unsigned int die_nest_count;
diff --git a/arch/x86/mach-voyager/voyager_smp.c b/arch/x86/mach-voyager/voyager_smp.c
index 73c435c..981def2 100644
--- a/arch/x86/mach-voyager/voyager_smp.c
+++ b/arch/x86/mach-voyager/voyager_smp.c
@@ -227,7 +227,6 @@
 /* This is for the new dynamic CPU boot code */
 cpumask_t cpu_callin_map = CPU_MASK_NONE;
 cpumask_t cpu_callout_map = CPU_MASK_NONE;
-EXPORT_SYMBOL(cpu_callout_map);
 cpumask_t cpu_possible_map = CPU_MASK_NONE;
 EXPORT_SYMBOL(cpu_possible_map);
 
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 2d8fdc0..e7f3f4e 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -624,7 +624,6 @@
 
 EXPORT_SYMBOL(cpu_to_node);
 EXPORT_SYMBOL(node_to_cpumask);
-EXPORT_SYMBOL(memnode);
 EXPORT_SYMBOL(node_data);
 
 #ifdef CONFIG_DISCONTIGMEM
diff --git a/include/asm-x86/bug.h b/include/asm-x86/bug.h
index fd8bdc6..8d477a2 100644
--- a/include/asm-x86/bug.h
+++ b/include/asm-x86/bug.h
@@ -33,9 +33,6 @@
 	} while(0)
 #endif
 
-void out_of_line_bug(void);
-#else /* CONFIG_BUG */
-static inline void out_of_line_bug(void) { }
 #endif /* !CONFIG_BUG */
 
 #include <asm-generic/bug.h>
diff --git a/include/asm-x86/mmu_context_64.h b/include/asm-x86/mmu_context_64.h
index 0cce83a..29f95c3 100644
--- a/include/asm-x86/mmu_context_64.h
+++ b/include/asm-x86/mmu_context_64.h
@@ -49,7 +49,7 @@
 	else {
 		write_pda(mmu_state, TLBSTATE_OK);
 		if (read_pda(active_mm) != next)
-			out_of_line_bug();
+			BUG();
 		if (!cpu_test_and_set(cpu, next->cpu_vm_mask)) {
 			/* We were in lazy tlb mode and leave_mm disabled 
 			 * tlb flush IPI delivery. We must reload CR3