WebSVN – HelenOS – Diff – /branches/network/uspace/app/tester/thread/thread1.c


/*
 * Copyright (c) 2005 Jakub Vana
 * Copyright (c) 2005 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#define THREADS 5
 
#include <atomic.h>
#include <thread.h>
#include <stdio.h>
#include <unistd.h>
#include <futex.h>
#include "../tester.h"
 
static atomic_t finish;
static atomic_t threads_finished;
static bool sh_quiet;
 
static atomic_t srlz = FUTEX_INITIALIZER;
 
static void threadtest(void *data)
{
    thread_detach(thread_get_id());
 
    while (atomic_get(&finish)) {
        if (!sh_quiet) {
            futex_down(&srlz);
            printf("%llu ", thread_get_id());
            futex_up(&srlz);
        }
        usleep(100000);
    }
    atomic_inc(&threads_finished);
}
 
char * test_thread1(bool quiet)
{
    unsigned int i, total = 0;
    sh_quiet = quiet;
   
    atomic_set(&finish, 1);
    atomic_set(&threads_finished, 0);
 
    for (i = 0; i < THREADS; i++) {  
        if (thread_create(threadtest, NULL, "threadtest", NULL) < 0) {
            if (!quiet)
                printf("Could not create thread %d\n", i);
            break;
        }
        total++;
    }
   
    if (!quiet) {
        futex_down(&srlz);
        printf("Running threads for 10 seconds...\n");
        futex_up(&srlz);
    }
    sleep(10);
   
    atomic_set(&finish, 0);
    while (atomic_get(&threads_finished) < total) {
        if (!quiet)
            printf("Threads left: %d\n", total - atomic_get(&threads_finished));
        sleep(1);
    }
   
    return NULL;
}
 

Rev 2216	Rev 2229
1	/*	1	/*
2	* Copyright (c) 2005 Jakub Vana	2	* Copyright (c) 2005 Jakub Vana
3	* Copyright (c) 2005 Jakub Jermar	3	* Copyright (c) 2005 Jakub Jermar
4	* All rights reserved.	4	* All rights reserved.
5	*	5	*
6	* Redistribution and use in source and binary forms, with or without	6	* Redistribution and use in source and binary forms, with or without
7	* modification, are permitted provided that the following conditions	7	* modification, are permitted provided that the following conditions
8	* are met:	8	* are met:
9	*	9	*
10	* - Redistributions of source code must retain the above copyright	10	* - Redistributions of source code must retain the above copyright
11	* notice, this list of conditions and the following disclaimer.	11	* notice, this list of conditions and the following disclaimer.
12	* - Redistributions in binary form must reproduce the above copyright	12	* - Redistributions in binary form must reproduce the above copyright
13	* notice, this list of conditions and the following disclaimer in the	13	* notice, this list of conditions and the following disclaimer in the
14	* documentation and/or other materials provided with the distribution.	14	* documentation and/or other materials provided with the distribution.
15	* - The name of the author may not be used to endorse or promote products	15	* - The name of the author may not be used to endorse or promote products
16	* derived from this software without specific prior written permission.	16	* derived from this software without specific prior written permission.
17	*	17	*
18	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	18	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	19	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	20	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	21	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	22	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	23	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	24	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	25	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	26	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	27	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28	*/	28	*/
29		29
30	#define THREADS 5	30	#define THREADS 5
31		31
32	#include <atomic.h>	32	#include <atomic.h>
33	#include <thread.h>	33	#include <thread.h>
34	#include <stdio.h>	34	#include <stdio.h>
35	#include <unistd.h>	35	#include <unistd.h>
-		36	#include <futex.h>
36	#include "../tester.h"	37	#include "../tester.h"
37		38
38	static atomic_t finish;	39	static atomic_t finish;
39	static atomic_t threads_finished;	40	static atomic_t threads_finished;
40	static bool sh_quiet;	41	static bool sh_quiet;
41		42
-		43	static atomic_t srlz = FUTEX_INITIALIZER;
-		44
42	static void threadtest(void *data)	45	static void threadtest(void *data)
43	{	46	{
44	thread_detach(thread_get_id());	47	thread_detach(thread_get_id());
45		48
46	while (atomic_get(&finish)) {	49	while (atomic_get(&finish)) {
47	if (!sh_quiet)	50	if (!sh_quiet) {
-		51	futex_down(&srlz);
48	printf("%llu ", thread_get_id());	52	printf("%llu ", thread_get_id());
-		53	futex_up(&srlz);
-		54	}
49	usleep(100000);	55	usleep(100000);
50	}	56	}
51	atomic_inc(&threads_finished);	57	atomic_inc(&threads_finished);
52	}	58	}
53		59
54	char * test_thread1(bool quiet)	60	char * test_thread1(bool quiet)
55	{	61	{
56	unsigned int i, total = 0;	62	unsigned int i, total = 0;
57	sh_quiet = quiet;	63	sh_quiet = quiet;
58		64
59	atomic_set(&finish, 1);	65	atomic_set(&finish, 1);
60	atomic_set(&threads_finished, 0);	66	atomic_set(&threads_finished, 0);
61		67
62	for (i = 0; i < THREADS; i++) {	68	for (i = 0; i < THREADS; i++) {
63	if (thread_create(threadtest, NULL, "threadtest", NULL) < 0) {	69	if (thread_create(threadtest, NULL, "threadtest", NULL) < 0) {
64	if (!quiet)	70	if (!quiet)
65	printf("Could not create thread %d\n", i);	71	printf("Could not create thread %d\n", i);
66	break;	72	break;
67	}	73	}
68	total++;	74	total++;
69	}	75	}
70		76
71	if (!quiet)	77	if (!quiet) {
-		78	futex_down(&srlz);
72	printf("Running threads for 10 seconds...\n");	79	printf("Running threads for 10 seconds...\n");
-		80	futex_up(&srlz);
-		81	}
73	sleep(10);	82	sleep(10);
74		83
75	atomic_set(&finish, 0);	84	atomic_set(&finish, 0);
76	while (atomic_get(&threads_finished) < total) {	85	while (atomic_get(&threads_finished) < total) {
77	if (!quiet)	86	if (!quiet)
78	printf("Threads left: %d\n", total - atomic_get(&threads_finished));	87	printf("Threads left: %d\n", total - atomic_get(&threads_finished));
79	sleep(1);	88	sleep(1);
80	}	89	}
81		90
82	return NULL;	91	return NULL;
83	}	92	}
84		93

Subversion Repositories HelenOS

(root)/branches/network/uspace/app/tester/thread/thread1.c @ 4742 – Rev 2216 → 2229