2 * blktrace output analysis: generate a timeline & gather statistics
4 * Copyright (C) 2006 Alan D. Brunelle <Alan.Brunelle@hp.com>
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.
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.
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
24 struct devmap *all_devmaps = NULL;
26 void dev_map_add(struct devmap *dmp)
28 struct devmap *this = malloc(sizeof(struct devmap));
31 this->next = all_devmaps;
35 struct devmap *dev_map_find(__u32 device)
40 sprintf(this, "%u,%u", MAJOR(device), MINOR(device));
41 for (dmp = all_devmaps; dmp != NULL; dmp = dmp->next)
42 if (!strcmp(this, dmp->devno))
48 int dev_map_read(char *fname)
52 FILE *fp = fopen(fname, "r");
59 while (fscanf(fp, "%255[a-zA-Z0-9 :.,/_-]\n", line) == 1) {
60 if (strstr(line, "Device") != NULL) continue;
61 if (sscanf(line, "%s %s %u %u %u %u %s %s %u %u %s",
62 &dm.device[0], &dm.model[0], &dm.host, &dm.bus,
63 &dm.target, &dm.lun, &dm.node[0], &dm.pci[0],
64 &dm.irq, &dm.cpu, &dm.devno[0]) != 11)