linux/kernel/trace/trace_kdb.c

// SPDX-License-Identifier: GPL-2.0
/*
 * kdb helper for dumping the ftrace buffer
 *
 * Copyright (C) 2010 Jason Wessel <[email protected]>
 *
 * ftrace_dump_buf based on ftrace_dump:
 * Copyright (C) 2007-2008 Steven Rostedt <[email protected]>
 * Copyright (C) 2008 Ingo Molnar <[email protected]>
 *
 */
#include <linux/init.h>
#include <linux/kgdb.h>
#include <linux/kdb.h>
#include <linux/ftrace.h>

#include "trace.h"
#include "trace_output.h"

static struct trace_iterator iter;
static struct ring_buffer_iter *buffer_iter[CONFIG_NR_CPUS];

static void ftrace_dump_buf(int skip_entries, long cpu_file)
{ … }

/*
 * kdb_ftdump - Dump the ftrace log buffer
 */
static int kdb_ftdump(int argc, const char **argv)
{ … }

static kdbtab_t ftdump_cmd = …;

static __init int kdb_ftrace_register(void)
{ … }

late_initcall(kdb_ftrace_register);