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Change wrong wait_sem to post_sem to avoid deadlock

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zenon 2018-06-08 10:08:37 +02:00
parent da416ca283
commit 9cb4d66d4b
1 changed files with 2 additions and 2 deletions
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4
generator.c
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@ -229,14 +229,14 @@ void putSolution(int *solution)
wait_sem(sFreeSpace);
shared->data[shared->tail] = -1;
shared->tail = (shared->tail + 1) % CIRC_BUF_SIZE;
wait_sem(sUsedSpace);
sem_post(sUsedSpace);
} else {
int i = 0;
while (solution[i] != -1) {
wait_sem(sFreeSpace);
shared->data[shared->tail] = solution[i];
shared->tail = (shared->tail + 1) % CIRC_BUF_SIZE;
wait_sem(sUsedSpace);
sem_post(sUsedSpace);
i++;
}
}