/*
 * Copyright (C) 2009 Red Hat Inc, Steven Rostedt <srostedt@redhat.com>
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License (not later!)
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not,  see <http://www.gnu.org/licenses>
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "event-parse.h"

static int call_site_handler(struct trace_seq *s, struct pevent_record *record,
			     struct event_format *event, void *context)
{
	struct format_field *field;
	unsigned long long val, addr;
	void *data = record->data;
	const char *func;

	field = pevent_find_field(event, "call_site");
	if (!field)
		return 1;

	if (pevent_read_number_field(field, data, &val))
		return 1;

	func = pevent_find_function(event->pevent, val);
	if (!func)
		return 1;

	addr = pevent_find_function_address(event->pevent, val);

	trace_seq_printf(s, "(%s+0x%x) ", func, (int)(val - addr));
	return 1;
}

int PEVENT_PLUGIN_LOADER(struct pevent *pevent)
{
	pevent_register_event_handler(pevent, -1, "kmem", "kfree",
				      call_site_handler, NULL);

	pevent_register_event_handler(pevent, -1, "kmem", "kmalloc",
				      call_site_handler, NULL);

	pevent_register_event_handler(pevent, -1, "kmem", "kmalloc_node",
				      call_site_handler, NULL);

	pevent_register_event_handler(pevent, -1, "kmem", "kmem_cache_alloc",
				      call_site_handler, NULL);

	pevent_register_event_handler(pevent, -1, "kmem",
				      "kmem_cache_alloc_node",
				      call_site_handler, NULL);

	pevent_register_event_handler(pevent, -1, "kmem", "kmem_cache_free",
				      call_site_handler, NULL);
	return 0;
}

void PEVENT_PLUGIN_UNLOADER(struct pevent *pevent)
{
	pevent_unregister_event_handler(pevent, -1, "kmem", "kfree",
					call_site_handler, NULL);

	pevent_unregister_event_handler(pevent, -1, "kmem", "kmalloc",
					call_site_handler, NULL);

	pevent_unregister_event_handler(pevent, -1, "kmem", "kmalloc_node",
					call_site_handler, NULL);

	pevent_unregister_event_handler(pevent, -1, "kmem", "kmem_cache_alloc",
					call_site_handler, NULL);

	pevent_unregister_event_handler(pevent, -1, "kmem",
					"kmem_cache_alloc_node",
					call_site_handler, NULL);

	pevent_unregister_event_handler(pevent, -1, "kmem", "kmem_cache_free",
					call_site_handler, NULL);
}
1774f46d49f806614d81854321ee9e5138135e5'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/host?id=f1774f46d49f806614d81854321ee9e5138135e5'>host</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/host/ohci-omap.c?id=f1774f46d49f806614d81854321ee9e5138135e5'>ohci-omap.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/host/ohci-omap.c?id=f1774f46d49f806614d81854321ee9e5138135e5&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>