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/*
* Copyright (c) International Business Machines Corp., 2006
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Author: Artem B. Bityutskiy
*
* This test creates and deletes volumes in parallel.
*/
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <pthread.h>
#include "libubi.h"
#define PROGRAM_NAME "mkvol_paral"
#include "common.h"
#include "helpers.h"
#define THREADS_NUM 4
#define ITERATIONS 500
static libubi_t libubi;
static struct ubi_dev_info dev_info;
const char *node;
static int iterations = ITERATIONS;
/**
* the_thread - the testing thread.
*
* @ptr thread number
*/
static void * the_thread(void *ptr)
{
int n = (long)ptr, iter = iterations;
struct ubi_mkvol_request req;
const char *name = PROGRAM_NAME ":the_thread()";
char nm[strlen(name) + 50];
req.alignment = 1;
req.bytes = dev_info.avail_bytes/ITERATIONS;
req.vol_type = UBI_DYNAMIC_VOLUME;
sprintf(nm, "%s:%d", name, n);
req.name = nm;
while (iter--) {
req.vol_id = UBI_VOL_NUM_AUTO;
if (ubi_mkvol(libubi, node, &req)) {
failed("ubi_mkvol");
return NULL;
}
if (ubi_rmvol(libubi, node, req.vol_id)) {
failed("ubi_rmvol");
return NULL;
}
}
return NULL;
}
int main(int argc, char * const argv[])
{
int i, ret;
pthread_t threads[THREADS_NUM];
if (initial_check(argc, argv))
return 1;
node = argv[1];
libubi = libubi_open();
if (libubi == NULL) {
failed("libubi_open");
return 1;
}
if (ubi_get_dev_info(libubi, node, &dev_info)) {
failed("ubi_get_dev_info");
goto close;
}
for (i = 0; i < THREADS_NUM; i++) {
ret = pthread_create(&threads[i], NULL, &the_thread, (void*)(long)i);
if (ret) {
failed("pthread_create");
goto close;
}
}
for (i = 0; i < THREADS_NUM; i++)
pthread_join(threads[i], NULL);
libubi_close(libubi);
return 0;
close:
libubi_close(libubi);
return 1;
}
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