Linux kernel mirror (for testing)
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linux
1#ifndef _LINUX_SCHED_DEBUG_H
2#define _LINUX_SCHED_DEBUG_H
3
4/*
5 * Various scheduler/task debugging interfaces:
6 */
7
8struct task_struct;
9
10extern void dump_cpu_task(int cpu);
11
12/*
13 * Only dump TASK_* tasks. (0 for all tasks)
14 */
15extern void show_state_filter(unsigned long state_filter);
16
17static inline void show_state(void)
18{
19 show_state_filter(0);
20}
21
22struct pt_regs;
23
24extern void show_regs(struct pt_regs *);
25
26/*
27 * TASK is a pointer to the task whose backtrace we want to see (or NULL for current
28 * task), SP is the stack pointer of the first frame that should be shown in the back
29 * trace (or NULL if the entire call-chain of the task should be shown).
30 */
31extern void show_stack(struct task_struct *task, unsigned long *sp);
32
33extern void sched_show_task(struct task_struct *p);
34
35#ifdef CONFIG_SCHED_DEBUG
36struct seq_file;
37extern void proc_sched_show_task(struct task_struct *p, struct seq_file *m);
38extern void proc_sched_set_task(struct task_struct *p);
39#endif
40
41/* Attach to any functions which should be ignored in wchan output. */
42#define __sched __attribute__((__section__(".sched.text")))
43
44/* Linker adds these: start and end of __sched functions */
45extern char __sched_text_start[], __sched_text_end[];
46
47/* Is this address in the __sched functions? */
48extern int in_sched_functions(unsigned long addr);
49
50#endif /* _LINUX_SCHED_DEBUG_H */