path: root/kernel/sched/debug.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * kernel/sched/debug.c
 *
 * Print the CFS rbtree and other debugging details
 *
 * Copyright(C) 2007, Red Hat, Inc., Ingo Molnar
 */
#include <linux/debugfs.h>
#include <linux/nmi.h>
#include <linux/log2.h>
#include "sched.h"

/*
 * This allows printing both to /sys/kernel/debug/sched/debug and
 * to the console
 */
#define SEQ_printf(m, x...)			\
 do {						\
	if (m)					\
		seq_printf(m, x);		\
	else					\
		pr_cont(x);			\
 } while (0)

/*
 * Ease the printing of nsec fields:
 */
static long long nsec_high(unsigned long long nsec)
{
	if ((long long)nsec < 0) {
		nsec = -nsec;