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Date: Mon, 10 Sep 2007 14:02:17 +0100
From: "Jan Beulich" <jbeulich@...ell.com>
To: "Andi Kleen" <ak@...e.de>
Cc: <linux-kernel@...r.kernel.org>
Subject: [PATCH] x86: constify stacktrace_ops
.. as they're never written to.
Signed-off-by: Jan Beulich <jbeulich@...ell.com>
arch/i386/kernel/traps.c | 6 +++---
arch/x86_64/kernel/stacktrace.c | 2 +-
arch/x86_64/kernel/traps.c | 4 ++--
include/asm-x86_64/stacktrace.h | 2 +-
4 files changed, 7 insertions(+), 7 deletions(-)
--- linux-2.6.23-rc5/arch/i386/kernel/traps.c 2007-09-07 16:44:45.000000000 +0200
+++ 2.6.23-rc5-x86-const-stacktrace_ops/arch/i386/kernel/traps.c 2007-08-28 17:39:12.000000000 +0200
@@ -114,7 +114,7 @@ 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;
@@ -151,7 +151,7 @@ static inline unsigned long print_contex
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;
@@ -223,7 +223,7 @@ static void print_trace_address(void *da
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,
--- linux-2.6.23-rc5/arch/x86_64/kernel/stacktrace.c 2007-07-09 01:32:17.000000000 +0200
+++ 2.6.23-rc5-x86-const-stacktrace_ops/arch/x86_64/kernel/stacktrace.c 2007-08-28 17:38:06.000000000 +0200
@@ -35,7 +35,7 @@ static void save_stack_address(void *dat
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,
--- linux-2.6.23-rc5/arch/x86_64/kernel/traps.c 2007-09-07 16:45:27.000000000 +0200
+++ 2.6.23-rc5-x86-const-stacktrace_ops/arch/x86_64/kernel/traps.c 2007-08-28 17:38:39.000000000 +0200
@@ -217,7 +217,7 @@ static inline int valid_stack_ptr(struct
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;
@@ -338,7 +338,7 @@ static void print_trace_address(void *da
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,
--- linux-2.6.23-rc5/include/asm-x86_64/stacktrace.h 2007-02-04 19:44:54.000000000 +0100
+++ 2.6.23-rc5-x86-const-stacktrace_ops/include/asm-x86_64/stacktrace.h 2007-08-28 17:37:55.000000000 +0200
@@ -15,6 +15,6 @@ struct stacktrace_ops {
};
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
-
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