45 строки
1.5 KiB
C
45 строки
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __LINUX_STACKTRACE_H
|
|
#define __LINUX_STACKTRACE_H
|
|
|
|
#include <linux/types.h>
|
|
|
|
struct task_struct;
|
|
struct pt_regs;
|
|
|
|
#ifdef CONFIG_STACKTRACE
|
|
struct stack_trace {
|
|
unsigned int nr_entries, max_entries;
|
|
unsigned long *entries;
|
|
int skip; /* input argument: How many entries to skip */
|
|
};
|
|
|
|
extern void save_stack_trace(struct stack_trace *trace);
|
|
extern void save_stack_trace_regs(struct pt_regs *regs,
|
|
struct stack_trace *trace);
|
|
extern void save_stack_trace_tsk(struct task_struct *tsk,
|
|
struct stack_trace *trace);
|
|
extern int save_stack_trace_tsk_reliable(struct task_struct *tsk,
|
|
struct stack_trace *trace);
|
|
|
|
extern void print_stack_trace(struct stack_trace *trace, int spaces);
|
|
extern int snprint_stack_trace(char *buf, size_t size,
|
|
struct stack_trace *trace, int spaces);
|
|
|
|
#ifdef CONFIG_USER_STACKTRACE_SUPPORT
|
|
extern void save_stack_trace_user(struct stack_trace *trace);
|
|
#else
|
|
# define save_stack_trace_user(trace) do { } while (0)
|
|
#endif
|
|
|
|
#else /* !CONFIG_STACKTRACE */
|
|
# define save_stack_trace(trace) do { } while (0)
|
|
# define save_stack_trace_tsk(tsk, trace) do { } while (0)
|
|
# define save_stack_trace_user(trace) do { } while (0)
|
|
# define print_stack_trace(trace, spaces) do { } while (0)
|
|
# define snprint_stack_trace(buf, size, trace, spaces) do { } while (0)
|
|
# define save_stack_trace_tsk_reliable(tsk, trace) ({ -ENOSYS; })
|
|
#endif /* CONFIG_STACKTRACE */
|
|
|
|
#endif /* __LINUX_STACKTRACE_H */
|