9cb8f069de
Now the last users of show_stack() got converted to use an explicit log level, show_stack_loglvl() can drop it's redundant suffix and become once again well known show_stack(). Signed-off-by: Dmitry Safonov <dima@arista.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Link: http://lkml.kernel.org/r/20200418201944.482088-51-dima@arista.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_SCHED_DEBUG_H
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#define _LINUX_SCHED_DEBUG_H
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/*
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* Various scheduler/task debugging interfaces:
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*/
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struct task_struct;
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struct pid_namespace;
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extern void dump_cpu_task(int cpu);
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/*
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* Only dump TASK_* tasks. (0 for all tasks)
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*/
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extern void show_state_filter(unsigned long state_filter);
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static inline void show_state(void)
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{
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show_state_filter(0);
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}
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struct pt_regs;
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extern void show_regs(struct pt_regs *);
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/*
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* TASK is a pointer to the task whose backtrace we want to see (or NULL for current
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* task), SP is the stack pointer of the first frame that should be shown in the back
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* trace (or NULL if the entire call-chain of the task should be shown).
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*/
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extern void show_stack(struct task_struct *task, unsigned long *sp,
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const char *loglvl);
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extern void sched_show_task(struct task_struct *p);
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#ifdef CONFIG_SCHED_DEBUG
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struct seq_file;
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extern void proc_sched_show_task(struct task_struct *p,
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struct pid_namespace *ns, struct seq_file *m);
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extern void proc_sched_set_task(struct task_struct *p);
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#endif
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/* Attach to any functions which should be ignored in wchan output. */
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#define __sched __attribute__((__section__(".sched.text")))
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/* Linker adds these: start and end of __sched functions */
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extern char __sched_text_start[], __sched_text_end[];
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/* Is this address in the __sched functions? */
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extern int in_sched_functions(unsigned long addr);
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#endif /* _LINUX_SCHED_DEBUG_H */
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