1/*
2 * blktrace output analysis: generate a timeline & gather statistics
3 *
4 * Copyright (C) 2007 Alan D. Brunelle <Alan.Brunelle@hp.com>
5 *
6 *  This program is free software; you can redistribute it and/or modify
7 *  it under the terms of the GNU General Public License as published by
8 *  the Free Software Foundation; either version 2 of the License, or
9 *  (at your option) any later version.
10 *
11 *  This program is distributed in the hope that it will be useful,
12 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 *  GNU General Public License for more details.
15 *
16 *  You should have received a copy of the GNU General Public License
17 *  along with this program; if not, write to the Free Software
18 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19 *
20 */
21#include "globals.h"
22
23static __u64 get_nio_up(struct io *u_iop)
24{
25	__u64 *val = u_iop->pdu;
26	return be64_to_cpu(*val);
27}
28
29void trace_unplug_io(struct io *u_iop)
30{
31	unplug_hist_add(u_iop);
32	dip_unplug(u_iop->t.device, BIT_TIME(u_iop->t.time), get_nio_up(u_iop));
33	io_release(u_iop);
34}
35
36void trace_unplug_timer(struct io *ut_iop)
37{
38	dip_unplug_tm(ut_iop->t.device, BIT_TIME(ut_iop->t.time),
39			get_nio_up(ut_iop));
40	io_release(ut_iop);
41}
42
43void trace_plug(struct io *p_iop)
44{
45	dip_plug(p_iop->t.device, BIT_TIME(p_iop->t.time));
46	io_release(p_iop);
47}
48