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x86: constify stacktrace_ops

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.. 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>
This commit is contained in:
Jan Beulich 2007-10-17 18:04:37 +02:00 committed by Thomas Gleixner
parent ff7f36497e
commit 9689ba8ad0
4 changed files with 7 additions and 7 deletions
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2
arch/x86/kernel/stacktrace.c
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@ -33,7 +33,7 @@ static void save_stack_address(void *data, unsigned long addr)
trace->entries[trace->nr_entries++] = 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 = save_stack_warning,
.warning_symbol = save_stack_warning_symbol, .warning_symbol = save_stack_warning_symbol,
.stack = save_stack_stack, .stack = save_stack_stack,

6
arch/x86/kernel/traps_32.c
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@ -112,7 +112,7 @@ struct stack_frame {
static inline unsigned long print_context_stack(struct thread_info *tinfo, static inline unsigned long print_context_stack(struct thread_info *tinfo,
unsigned long *stack, unsigned long ebp, unsigned long *stack, unsigned long ebp,
struct stacktrace_ops *ops, void *data) const struct stacktrace_ops *ops, void *data)
{ {
#ifdef CONFIG_FRAME_POINTER #ifdef CONFIG_FRAME_POINTER
struct stack_frame *frame = (struct stack_frame *)ebp; 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, void dump_trace(struct task_struct *task, struct pt_regs *regs,
unsigned long *stack, unsigned long *stack,
struct stacktrace_ops *ops, void *data) const struct stacktrace_ops *ops, void *data)
{ {
unsigned long ebp = 0; unsigned long ebp = 0;
@ -221,7 +221,7 @@ static void print_trace_address(void *data, unsigned long addr)
touch_nmi_watchdog(); touch_nmi_watchdog();
} }
static struct stacktrace_ops print_trace_ops = { static const struct stacktrace_ops print_trace_ops = {
.warning = print_trace_warning, .warning = print_trace_warning,
.warning_symbol = print_trace_warning_symbol, .warning_symbol = print_trace_warning_symbol,
.stack = print_trace_stack, .stack = print_trace_stack,

4
arch/x86/kernel/traps_64.c
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@ -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, void dump_trace(struct task_struct *tsk, struct pt_regs *regs,
unsigned long *stack, unsigned long *stack,
struct stacktrace_ops *ops, void *data) const struct stacktrace_ops *ops, void *data)
{ {
const unsigned cpu = get_cpu(); const unsigned cpu = get_cpu();
unsigned long *irqstack_end = (unsigned long*)cpu_pda(cpu)->irqstackptr; 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); printk_address(addr);
} }
static struct stacktrace_ops print_trace_ops = { static const struct stacktrace_ops print_trace_ops = {
.warning = print_trace_warning, .warning = print_trace_warning,
.warning_symbol = print_trace_warning_symbol, .warning_symbol = print_trace_warning_symbol,
.stack = print_trace_stack, .stack = print_trace_stack,

2
include/asm-x86/stacktrace.h
View File

@ -15,6 +15,6 @@ struct stacktrace_ops {
}; };
void dump_trace(struct task_struct *tsk, struct pt_regs *regs, unsigned long *stack, 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);
#endif #endif