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| Rev | Author | Line No. | Line |
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| 1 | jermar | 1 | /* |
| 2071 | jermar | 2 | * Copyright (c) 2001-2004 Jakub Jermar |
| 1 | jermar | 3 | * All rights reserved. |
| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | #include <test.h> |
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| 30 | #include <arch.h> |
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| 1104 | jermar | 31 | #include <atomic.h> |
| 1 | jermar | 32 | #include <print.h> |
| 33 | #include <proc/thread.h> |
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| 34 | |||
| 35 | #include <synch/waitq.h> |
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| 36 | #include <synch/rwlock.h> |
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| 37 | |||
| 4377 | svoboda | 38 | #define READERS 50 |
| 39 | #define WRITERS 50 |
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| 1 | jermar | 40 | |
| 41 | static rwlock_t rwlock; |
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| 42 | |||
| 4377 | svoboda | 43 | char *test_rwlock1(void) |
| 1 | jermar | 44 | { |
| 45 | rwlock_initialize(&rwlock); |
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| 4377 | svoboda | 46 | |
| 1 | jermar | 47 | rwlock_write_lock(&rwlock); |
| 4377 | svoboda | 48 | rwlock_write_unlock(&rwlock); |
| 49 | |||
| 1 | jermar | 50 | rwlock_read_lock(&rwlock); |
| 51 | rwlock_read_lock(&rwlock); |
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| 52 | rwlock_read_lock(&rwlock); |
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| 53 | rwlock_read_lock(&rwlock); |
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| 4377 | svoboda | 54 | rwlock_read_lock(&rwlock); |
| 55 | |||
| 1 | jermar | 56 | rwlock_read_unlock(&rwlock); |
| 57 | rwlock_read_unlock(&rwlock); |
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| 58 | rwlock_read_unlock(&rwlock); |
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| 59 | rwlock_read_unlock(&rwlock); |
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| 4377 | svoboda | 60 | rwlock_read_unlock(&rwlock); |
| 1 | jermar | 61 | |
| 62 | rwlock_write_lock(&rwlock); |
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| 4377 | svoboda | 63 | rwlock_write_unlock(&rwlock); |
| 64 | |||
| 1 | jermar | 65 | rwlock_read_lock(&rwlock); |
| 66 | rwlock_read_unlock(&rwlock); |
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| 4377 | svoboda | 67 | |
| 1 | jermar | 68 | rwlock_write_lock(&rwlock); |
| 4377 | svoboda | 69 | rwlock_write_unlock(&rwlock); |
| 70 | |||
| 1 | jermar | 71 | rwlock_read_lock(&rwlock); |
| 72 | rwlock_read_unlock(&rwlock); |
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| 2028 | decky | 73 | |
| 74 | return NULL; |
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| 1 | jermar | 75 | } |