1 /*
2 * blktrace output analysis: generate a timeline & gather statistics
3 *
4 * Copyright (C) 2006 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
handle_requeue(struct io * r_iop)23 static void handle_requeue(struct io *r_iop)
24 {
25 r_iop->dip->n_qs++;
26 r_iop->dip->t_act_q += r_iop->dip->n_act_q;
27 r_iop->dip->n_act_q++;
28 }
29
trace_requeue(struct io * r_iop)30 void trace_requeue(struct io *r_iop)
31 {
32 if (io_setup(r_iop, IOP_R))
33 handle_requeue(r_iop);
34 io_release(r_iop);
35 }
36