x86_64: minor exception trace variables cleanup

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 1 insertions, 3 deletions

diff --git a/arch/x86_64/mm/fault.c b/arch/x86_64/mm/fault.c
index 84f11728fc76..99a801811671 100644
--- a/arch/x86_64/mm/fault.c
+++ b/arch/x86_64/mm/fault.c
@@ -301,7 +301,7 @@ static int vmalloc_fault(unsigned long address)
         return 0;
 }
 
-int page_fault_trace = 0;
+static int page_fault_trace;
 int exception_trace = 1;
 
 /*
diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c
index 2f673225a51f..381c2ecd407e 100644
--- a/arch/x86_64/mm/init.c
+++ b/arch/x86_64/mm/init.c
@@ -700,8 +700,6 @@ int kern_addr_valid(unsigned long addr)
 #ifdef CONFIG_SYSCTL
 #include <linux/sysctl.h>
 
-extern int exception_trace, page_fault_trace;
-
 static ctl_table debug_table2[] = {
         {
                 .ctl_name       = 99,