x86: constify stacktrace_ops

.. as they're never written to.

[ tglx: arch/x86 adaptation ]

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

3 files changed, 6 insertions, 6 deletions

diff --git a/arch/x86/kernel/stacktrace.c b/arch/x86/kernel/stacktrace.c
index 413e527cdeb9..6fa6cf036c70 100644
--- a/arch/x86/kernel/stacktrace.c
+++ b/arch/x86/kernel/stacktrace.c
@@ -33,7 +33,7 @@ static void save_stack_address(void *data, unsigned long addr)
                 trace->entries[trace->nr_entries++] = addr;
 }
 
-static struct stacktrace_ops save_stack_ops = {
+static const struct stacktrace_ops save_stack_ops = {
         .warning = save_stack_warning,
         .warning_symbol = save_stack_warning_symbol,
         .stack = save_stack_stack,
diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c
index 0fce34226b7d..83a9bbbbe38f 100644
--- a/arch/x86/kernel/traps_32.c
+++ b/arch/x86/kernel/traps_32.c
@@ -112,7 +112,7 @@ struct stack_frame {
 
 static inline unsigned long print_context_stack(struct thread_info *tinfo,
                                 unsigned long *stack, unsigned long ebp,
-                                struct stacktrace_ops *ops, void *data)
+                                const struct stacktrace_ops *ops, void *data)
 {
 #ifdef  CONFIG_FRAME_POINTER
         struct stack_frame *frame = (struct stack_frame *)ebp;
@@ -149,7 +149,7 @@ static inline unsigned long print_context_stack(struct thread_info *tinfo,
 
 void dump_trace(struct task_struct *task, struct pt_regs *regs,
                 unsigned long *stack,
-                struct stacktrace_ops *ops, void *data)
+                const struct stacktrace_ops *ops, void *data)
 {
         unsigned long ebp = 0;
 
@@ -221,7 +221,7 @@ static void print_trace_address(void *data, unsigned long addr)
         touch_nmi_watchdog();
 }
 
-static struct stacktrace_ops print_trace_ops = {
+static const struct stacktrace_ops print_trace_ops = {
         .warning = print_trace_warning,
         .warning_symbol = print_trace_warning_symbol,
         .stack = print_trace_stack,
diff --git a/arch/x86/kernel/traps_64.c b/arch/x86/kernel/traps_64.c
index bc7116acf8ff..b4a9b3db1994 100644
--- a/arch/x86/kernel/traps_64.c
+++ b/arch/x86/kernel/traps_64.c
@@ -215,7 +215,7 @@ static inline int valid_stack_ptr(struct thread_info *tinfo, void *p)
 
 void dump_trace(struct task_struct *tsk, struct pt_regs *regs,
                 unsigned long *stack,
-                struct stacktrace_ops *ops, void *data)
+                const struct stacktrace_ops *ops, void *data)
 {
         const unsigned cpu = get_cpu();
         unsigned long *irqstack_end = (unsigned long*)cpu_pda(cpu)->irqstackptr;
@@ -336,7 +336,7 @@ static void print_trace_address(void *data, unsigned long addr)
         printk_address(addr);
 }
 
-static struct stacktrace_ops print_trace_ops = {
+static const struct stacktrace_ops print_trace_ops = {
         .warning = print_trace_warning,
         .warning_symbol = print_trace_warning_symbol,
         .stack = print_trace_stack,